初始化提交

WebDriverAgentTests/IntegrationApp/Classes/AppDelegate.h

@@ -0,0 +1,15 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <UIKit/UIKit.h>
+#import <UserNotifications/UserNotifications.h>
+
+@interface AppDelegate : UIResponder <UIApplicationDelegate,UNUserNotificationCenterDelegate>
+@property (strong, nonatomic) UIWindow *window;
+
+@end

WebDriverAgentTests/IntegrationApp/Classes/AppDelegate.m

@@ -0,0 +1,15 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import "AppDelegate.h"
+
+@interface AppDelegate ()
+@end
+
+@implementation AppDelegate
+@end

WebDriverAgentTests/IntegrationApp/Classes/FBAlertViewController.h

@@ -0,0 +1,14 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <UIKit/UIKit.h>
+#import <UserNotifications/UserNotifications.h>
+
+@interface FBAlertViewController : UIViewController
+
+@end

WebDriverAgentTests/IntegrationApp/Classes/FBAlertViewController.m

@@ -0,0 +1,82 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import "FBAlertViewController.h"
+
+#import <Photos/Photos.h>
+#import <CoreLocation/CoreLocation.h>
+
+@interface FBAlertViewController ()
+@property (nonatomic, strong) CLLocationManager *locationManager;
+@end
+
+@implementation FBAlertViewController
+
+- (IBAction)createAppAlert:(UIButton *)sender
+{
+  [self presentAlertController];
+}
+
+- (IBAction)createAppSheet:(UIButton *)sender
+{
+    UIAlertController *alerController =
+    [UIAlertController alertControllerWithTitle:@"Magic Sheet"
+                                        message:@"Should read"
+                                 preferredStyle:UIAlertControllerStyleActionSheet];
+    UIPopoverPresentationController *popPresenter = [alerController popoverPresentationController];
+    popPresenter.sourceView = sender;
+    [self presentViewController:alerController animated:YES completion:nil];
+    
+}
+
+- (IBAction)createNotificationAlert:(UIButton *)sender
+{
+  UNUserNotificationCenter *center = [UNUserNotificationCenter currentNotificationCenter];
+  [center requestAuthorizationWithOptions:(UNAuthorizationOptionSound|UNAuthorizationOptionAlert|UNAuthorizationOptionBadge) 
+                        completionHandler:^(BOOL granted, NSError * _Nullable error)
+   {
+    dispatch_async(dispatch_get_main_queue(), ^{
+      [[UIApplication sharedApplication] registerForRemoteNotifications];
+    });
+  }];
+}
+
+- (IBAction)createCameraRollAccessAlert:(UIButton *)sender
+{
+  [PHPhotoLibrary requestAuthorization:^(PHAuthorizationStatus status) {
+  }];
+}
+
+- (IBAction)createGPSAccessAlert:(UIButton *)sender
+{
+  self.locationManager = [CLLocationManager new];
+  [self.locationManager requestAlwaysAuthorization];
+}
+
+- (void)touchesMoved:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event
+{
+  [super touchesMoved:touches withEvent:event];
+  for (UITouch *touch in touches) {
+    if (fabs(touch.maximumPossibleForce - touch.force) < 0.0001) {
+      [self presentAlertController];
+      return;
+    }
+  }
+}
+
+- (void)presentAlertController
+{
+  UIAlertController *alerController =
+  [UIAlertController alertControllerWithTitle:@"Magic"
+                                      message:@"Should read"
+                               preferredStyle:UIAlertControllerStyleAlert];
+  [alerController addAction:[UIAlertAction actionWithTitle:@"Will do" style:UIAlertActionStyleDefault handler:nil]];
+  [self presentViewController:alerController animated:YES completion:nil];
+}
+
+@end

WebDriverAgentTests/IntegrationApp/Classes/FBNavigationController.h

@@ -0,0 +1,12 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+#import <UIKit/UIKit.h>
+
+@interface FBNavigationController : UINavigationController
+
+@end

WebDriverAgentTests/IntegrationApp/Classes/FBNavigationController.m

@@ -0,0 +1,25 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import "FBNavigationController.h"
+
+@implementation FBNavigationController
+
+#if !TARGET_OS_TV
+- (UIInterfaceOrientationMask)supportedInterfaceOrientations
+{
+  return UIInterfaceOrientationMaskAll;
+}
+#endif
+
+- (BOOL)shouldAutorotate
+{
+  return YES;
+}
+
+@end

WebDriverAgentTests/IntegrationApp/Classes/FBScrollViewController.h

@@ -0,0 +1,13 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <UIKit/UIKit.h>
+
+@interface FBScrollViewController : UIViewController
+
+@end

WebDriverAgentTests/IntegrationApp/Classes/FBScrollViewController.m

@@ -0,0 +1,39 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import "FBScrollViewController.h"
+
+#import "FBTableDataSource.h"
+
+static const CGFloat FBSubviewHeight = 40.0;
+
+@interface FBScrollViewController ()
+@property (nonatomic, weak) IBOutlet UIScrollView *scrollView;
+@property (nonatomic, strong) IBOutlet FBTableDataSource *dataSource;
+@end
+
+@implementation FBScrollViewController
+
+- (void)viewDidLoad {
+  [super viewDidLoad];
+  [self setupLabelViews];
+  self.scrollView.contentSize = CGSizeMake(CGRectGetWidth(self.view.frame), self.dataSource.count * FBSubviewHeight);
+}
+
+- (void)setupLabelViews
+{
+  NSUInteger count = self.dataSource.count;
+  for (NSInteger i = 0 ; i < count ; i++) {
+    UILabel *label = [[UILabel alloc] initWithFrame:CGRectMake(0, i * FBSubviewHeight, CGRectGetWidth(self.view.frame), FBSubviewHeight)];
+    label.text = [self.dataSource textForElementAtIndex:i];
+    label.textAlignment = NSTextAlignmentCenter;
+    [self.scrollView addSubview:label];
+  }
+}
+
+@end

WebDriverAgentTests/IntegrationApp/Classes/FBTableDataSource.h

@@ -0,0 +1,16 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <UIKit/UIKit.h>
+
+@interface FBTableDataSource : NSObject <UITableViewDataSource>
+
+- (NSUInteger)count;
+- (NSString *)textForElementAtIndex:(NSInteger)index;
+
+@end

WebDriverAgentTests/IntegrationApp/Classes/FBTableDataSource.m

@@ -0,0 +1,35 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import "FBTableDataSource.h"
+
+@implementation FBTableDataSource
+
+- (NSUInteger)count
+{
+  return 100;
+}
+
+- (NSString *)textForElementAtIndex:(NSInteger)index
+{
+  return [NSString stringWithFormat:@"%ld", (long)index];
+}
+
+- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
+{
+  return self.count;
+}
+
+- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
+{
+  UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:@"Cell" forIndexPath:indexPath];
+  cell.textLabel.text = [self textForElementAtIndex:indexPath.row];
+  return cell;
+}
+
+@end

WebDriverAgentTests/IntegrationApp/Classes/TouchSpotView.h

@@ -0,0 +1,17 @@
+/**
+* Copyright (c) 2015-present, Facebook, Inc.
+* All rights reserved.
+*
+* This source code is licensed under the BSD-style license found in the
+* LICENSE file in the root directory of this source tree.
+*/
+
+#import <UIKit/UIKit.h>
+
+NS_ASSUME_NONNULL_BEGIN
+
+@interface TouchSpotView : UIView
+
+@end
+
+NS_ASSUME_NONNULL_END

WebDriverAgentTests/IntegrationApp/Classes/TouchSpotView.m

@@ -0,0 +1,28 @@
+/**
+* Copyright (c) 2015-present, Facebook, Inc.
+* All rights reserved.
+*
+* This source code is licensed under the BSD-style license found in the
+* LICENSE file in the root directory of this source tree.
+*/
+
+#import "TouchSpotView.h"
+
+@implementation TouchSpotView
+
+- (instancetype)initWithFrame:(CGRect)frame
+{
+  self = [super initWithFrame:frame];
+  if (self) {
+    self.backgroundColor = UIColor.lightGrayColor;
+  }
+  return self;
+}
+
+- (void)setBounds:(CGRect)newBounds
+{
+  super.bounds = newBounds;
+  self.layer.cornerRadius = newBounds.size.width / 2.0;
+}
+
+@end

WebDriverAgentTests/IntegrationApp/Classes/TouchViewController.h

@@ -0,0 +1,23 @@
+/**
+* Copyright (c) 2015-present, Facebook, Inc.
+* All rights reserved.
+*
+* This source code is licensed under the BSD-style license found in the
+* LICENSE file in the root directory of this source tree.
+*/
+
+#import <UIKit/UIKit.h>
+#import "TouchableView.h"
+
+NS_ASSUME_NONNULL_BEGIN
+
+@interface TouchViewController : UIViewController
+
+@property (weak, nonatomic) IBOutlet TouchableView *touchable;
+@property (weak, nonatomic) IBOutlet UILabel *numberOfTapsLabel;
+@property (weak, nonatomic) IBOutlet UILabel *numberOfTouchesLabel;
+
+
+@end
+
+NS_ASSUME_NONNULL_END

WebDriverAgentTests/IntegrationApp/Classes/TouchViewController.m

@@ -0,0 +1,29 @@
+/**
+* Copyright (c) 2015-present, Facebook, Inc.
+* All rights reserved.
+*
+* This source code is licensed under the BSD-style license found in the
+* LICENSE file in the root directory of this source tree.
+*/
+
+#import "TouchViewController.h"
+
+@implementation TouchViewController
+
+- (void)viewDidLoad
+{
+  [super viewDidLoad];
+  self.touchable.delegate = self;
+  self.numberOfTouchesLabel.text = @"0";
+  self.numberOfTapsLabel.text = @"0";
+}
+
+- (void)shouldHandleTapsNumber:(int)numberOfTaps {
+  self.numberOfTapsLabel.text = [NSString stringWithFormat:@"%d", numberOfTaps];
+}
+
+- (void)shouldHandleTouchesNumber:(int)touchesCount {
+  self.numberOfTouchesLabel.text = [NSString stringWithFormat:@"%d", touchesCount];
+}
+
+@end

WebDriverAgentTests/IntegrationApp/Classes/TouchableView.h

@@ -0,0 +1,29 @@
+/**
+* Copyright (c) 2015-present, Facebook, Inc.
+* All rights reserved.
+*
+* This source code is licensed under the BSD-style license found in the
+* LICENSE file in the root directory of this source tree.
+*/
+
+#import <UIKit/UIKit.h>
+#import "TouchSpotView.h"
+
+NS_ASSUME_NONNULL_BEGIN
+
+@protocol TouchableViewDelegate <NSObject>
+
+- (void)shouldHandleTouchesNumber:(int)touchesCount;
+- (void)shouldHandleTapsNumber:(int)numberOfTaps;
+
+@end
+
+@interface TouchableView : UIView
+
+@property (nonatomic) NSMutableDictionary<NSNumber*, TouchSpotView*> *touchViews;
+@property (nonatomic) int numberOFTaps;
+@property (nonatomic) id delegate;
+
+@end
+
+NS_ASSUME_NONNULL_END

WebDriverAgentTests/IntegrationApp/Classes/TouchableView.m

@@ -0,0 +1,108 @@
+/**
+* Copyright (c) 2015-present, Facebook, Inc.
+* All rights reserved.
+*
+* This source code is licensed under the BSD-style license found in the
+* LICENSE file in the root directory of this source tree.
+*/
+
+#import "TouchableView.h"
+
+@implementation TouchableView
+
+- (instancetype)initWithFrame:(CGRect)frame
+{
+  self = [super initWithFrame:frame];
+  if (self) {
+    self.multipleTouchEnabled = YES;
+    self.numberOFTaps = 0;
+    self.touchViews = [[NSMutableDictionary alloc] init];
+  }
+  return self;
+}
+
+- (instancetype)initWithCoder:(NSCoder *)coder
+{
+  self = [super initWithCoder:coder];
+  if (self) {
+    self.multipleTouchEnabled = YES;
+    self.numberOFTaps = 0;
+    self.touchViews = [[NSMutableDictionary alloc] init];
+  }
+  return self;
+}
+
+- (void)touchesBegan:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event
+{
+  self.numberOFTaps += 1;
+  [self.delegate shouldHandleTouchesNumber:(int)touches.count];
+  for (UITouch *touch in touches)
+  {
+    [self createViewForTouch:touch];
+  }
+}
+
+- (void)touchesMoved:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event
+{
+  for (UITouch *touch in touches)
+  {
+    TouchSpotView *view = [self viewForTouch:touch];
+    CGPoint newLocation = [touch locationInView:self];
+    view.center = newLocation;
+  }
+}
+
+- (void)touchesEnded:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event
+{
+  for (UITouch *touch in touches)
+  {
+    [self removeViewForTouch:touch];
+  }
+  [self.delegate shouldHandleTapsNumber:self.numberOFTaps];
+}
+
+- (void)touchesCancelled:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event
+{
+  for (UITouch *touch in touches)
+  {
+    [self removeViewForTouch:touch];
+  }
+}
+
+- (void)createViewForTouch:(UITouch *)touch
+{
+  if (touch)
+  {
+    TouchSpotView *newView = [[TouchSpotView alloc] init];
+    newView.bounds = CGRectMake(0, 0, 1, 1);
+    newView.center = [touch locationInView:self];
+    [self addSubview:newView];
+    [UIView animateWithDuration:0.2 animations:^{
+      newView.bounds = CGRectMake(0, 0, 100, 100);
+    }];
+    
+    self.touchViews[[self touchHash:touch]] = newView;
+  }
+}
+
+- (TouchSpotView *)viewForTouch:(UITouch *)touch
+{
+  return self.touchViews[[self touchHash:touch]];
+}
+
+- (void)removeViewForTouch:(UITouch *)touch
+{
+  NSNumber *touchHash = [self touchHash:touch];
+  UIView *view = self.touchViews[touchHash];
+  if (view)
+  {
+    [view removeFromSuperview];
+    [self.touchViews removeObjectForKey:touchHash];
+  }
+}
+
+- (NSNumber *)touchHash:(UITouch *)touch
+{
+  return [NSNumber numberWithUnsignedInteger:touch.hash];
+}
+@end

WebDriverAgentTests/IntegrationApp/Classes/ViewController.h

@@ -0,0 +1,12 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <UIKit/UIKit.h>
+
+@interface ViewController : UIViewController
+@end

WebDriverAgentTests/IntegrationApp/Classes/ViewController.m

@@ -0,0 +1,66 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import "ViewController.h"
+
+@interface ViewController ()
+@property (weak, nonatomic) IBOutlet UILabel *orentationLabel;
+@end
+
+@implementation ViewController
+
+- (IBAction)deadlockApp:(id)sender
+{
+  dispatch_sync(dispatch_get_main_queue(), ^{
+    // This will never execute
+  });
+}
+
+- (IBAction)didTapButton:(UIButton *)button
+{
+  button.selected = !button.selected;
+}
+
+- (void)viewDidLayoutSubviews
+{
+  [super viewDidLayoutSubviews];
+  [self updateOrentationLabel];
+}
+
+#if !TARGET_OS_TV
+- (void)updateOrentationLabel
+{
+  NSString *orientation = nil;
+  switch (UIDevice.currentDevice.orientation) {
+    case UIInterfaceOrientationPortrait:
+      orientation = @"Portrait";
+      break;
+    case UIInterfaceOrientationPortraitUpsideDown:
+      orientation = @"PortraitUpsideDown";
+      break;
+    case UIInterfaceOrientationLandscapeLeft:
+      orientation = @"LandscapeLeft";
+      break;
+    case UIInterfaceOrientationLandscapeRight:
+      orientation = @"LandscapeRight";
+      break;
+    case UIDeviceOrientationFaceUp:
+      orientation = @"FaceUp";
+      break;
+    case UIDeviceOrientationFaceDown:
+      orientation = @"FaceDown";
+      break;
+    case UIInterfaceOrientationUnknown:
+      orientation = @"Unknown";
+      break;
+  }
+  self.orentationLabel.text = orientation;
+}
+#endif
+
+@end

WebDriverAgentTests/IntegrationApp/Info.plist

@@ -0,0 +1,56 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CFBundleDevelopmentRegion</key>
+	<string>en</string>
+	<key>CFBundleExecutable</key>
+	<string>$(EXECUTABLE_NAME)</string>
+	<key>CFBundleIdentifier</key>
+	<string>$(PRODUCT_BUNDLE_IDENTIFIER)</string>
+	<key>CFBundleInfoDictionaryVersion</key>
+	<string>6.0</string>
+	<key>CFBundleName</key>
+	<string>$(PRODUCT_NAME)</string>
+	<key>CFBundlePackageType</key>
+	<string>APPL</string>
+	<key>CFBundleShortVersionString</key>
+	<string>1.0</string>
+	<key>CFBundleSignature</key>
+	<string>????</string>
+	<key>CFBundleVersion</key>
+	<string>1</string>
+	<key>LSRequiresIPhoneOS</key>
+	<true/>
+	<key>NSLocationAlwaysAndWhenInUseUsageDescription</key>
+	<string>Yo Yo</string>
+	<key>NSLocationAlwaysUsageDescription</key>
+	<string>Yo Yo</string>
+	<key>NSLocationWhenInUseUsageDescription</key>
+	<string>Yo Yo</string>
+	<key>NSPhotoLibraryUsageDescription</key>
+	<string>Yo Yo</string>
+	<key>UILaunchStoryboardName</key>
+	<string>LaunchScreen</string>
+	<key>UIMainStoryboardFile</key>
+	<string>Main</string>
+	<key>UIRequiredDeviceCapabilities</key>
+	<array>
+		<string>armv7</string>
+	</array>
+	<key>UISupportedInterfaceOrientations</key>
+	<array>
+		<string>UIInterfaceOrientationPortrait</string>
+		<string>UIInterfaceOrientationLandscapeLeft</string>
+		<string>UIInterfaceOrientationLandscapeRight</string>
+		<string>UIInterfaceOrientationPortraitUpsideDown</string>
+	</array>
+	<key>UISupportedInterfaceOrientations~ipad</key>
+	<array>
+		<string>UIInterfaceOrientationPortrait</string>
+		<string>UIInterfaceOrientationPortraitUpsideDown</string>
+		<string>UIInterfaceOrientationLandscapeLeft</string>
+		<string>UIInterfaceOrientationLandscapeRight</string>
+	</array>
+</dict>
+</plist>

WebDriverAgentTests/IntegrationApp/Resources/Base.lproj/Main.storyboard

@@ -0,0 +1,617 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="23504" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" colorMatched="YES" initialViewController="nJd-IZ-bfU">
+    <device id="retina6_5" orientation="portrait" appearance="light"/>
+    <dependencies>
+        <deployment identifier="iOS"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="23506"/>
+        <capability name="System colors in document resources" minToolsVersion="11.0"/>
+        <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
+    </dependencies>
+    <scenes>
+        <!--View Controller-->
+        <scene sceneID="tne-QT-ifu">
+            <objects>
+                <viewController id="BYZ-38-t0r" customClass="ViewController" sceneMemberID="viewController">
+                    <layoutGuides>
+                        <viewControllerLayoutGuide type="top" id="y3c-jy-aDJ"/>
+                        <viewControllerLayoutGuide type="bottom" id="wfy-db-euE"/>
+                    </layoutGuides>
+                    <view key="view" contentMode="scaleToFill" id="8bC-Xf-vdC">
+                        <rect key="frame" x="0.0" y="0.0" width="414" height="896"/>
+                        <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+                        <subviews>
+                            <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="system" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="nbp-zX-Om1">
+                                <rect key="frame" x="186.66666666666666" y="117" width="41" height="30"/>
+                                <constraints>
+                                    <constraint firstAttribute="height" constant="30" id="GzF-4f-MaH"/>
+                                </constraints>
+                                <state key="normal" title="Alerts"/>
+                                <connections>
+                                    <segue destination="gK5-IX-eJx" kind="show" animates="NO" id="8RT-ON-yXm"/>
+                                </connections>
+                            </button>
+                            <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="system" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="YgP-SF-TkS">
+                                <rect key="frame" x="159.66666666666666" y="155" width="95" height="30"/>
+                                <constraints>
+                                    <constraint firstAttribute="height" constant="30" id="wTu-YB-p22"/>
+                                </constraints>
+                                <state key="normal" title="Deadlock app"/>
+                                <connections>
+                                    <action selector="deadlockApp:" destination="BYZ-38-t0r" eventType="touchUpInside" id="53X-DJ-KNY"/>
+                                    <action selector="showAlert:" destination="BYZ-38-t0r" eventType="touchUpInside" id="FEN-VX-MMc"/>
+                                </connections>
+                            </button>
+                            <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="system" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="M2N-Yn-ytb">
+                                <rect key="frame" x="173" y="193" width="68" height="30"/>
+                                <constraints>
+                                    <constraint firstAttribute="height" constant="30" id="Sf6-pE-ROp"/>
+                                </constraints>
+                                <state key="normal" title="Attributes"/>
+                                <connections>
+                                    <segue destination="65L-2T-0zt" kind="show" animates="NO" id="7cJ-OE-YWn"/>
+                                </connections>
+                            </button>
+                            <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="system" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="S56-6U-3gG">
+                                <rect key="frame" x="177" y="231" width="60" height="30"/>
+                                <constraints>
+                                    <constraint firstAttribute="height" constant="30" id="7sH-TN-BNa"/>
+                                </constraints>
+                                <state key="normal" title="Scrolling"/>
+                                <connections>
+                                    <segue destination="YzO-du-v3Y" kind="show" animates="NO" id="Ds1-bA-25D"/>
+                                </connections>
+                            </button>
+                            <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="Orientation" textAlignment="natural" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="uiD-R4-b34">
+                                <rect key="frame" x="164.66666666666666" y="269" width="85" height="21"/>
+                                <fontDescription key="fontDescription" type="system" pointSize="17"/>
+                                <nil key="textColor"/>
+                                <nil key="highlightedColor"/>
+                            </label>
+                            <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="system" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="1Ht-AF-MGW">
+                                <rect key="frame" x="186" y="298" width="42" height="30"/>
+                                <state key="normal" title="Touch"/>
+                                <connections>
+                                    <segue destination="XaE-eF-eIt" kind="show" id="q3u-B9-6R6"/>
+                                </connections>
+                            </button>
+                        </subviews>
+                        <color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                        <accessibility key="accessibilityConfiguration" label="MainView"/>
+                        <constraints>
+                            <constraint firstItem="YgP-SF-TkS" firstAttribute="centerX" secondItem="8bC-Xf-vdC" secondAttribute="centerX" id="41Q-cm-l5K"/>
+                            <constraint firstItem="S56-6U-3gG" firstAttribute="centerX" secondItem="8bC-Xf-vdC" secondAttribute="centerX" id="8UW-Nz-F04"/>
+                            <constraint firstItem="1Ht-AF-MGW" firstAttribute="top" secondItem="uiD-R4-b34" secondAttribute="bottom" constant="8" id="8f1-dz-ei9"/>
+                            <constraint firstItem="nbp-zX-Om1" firstAttribute="centerX" secondItem="8bC-Xf-vdC" secondAttribute="centerX" id="Ahr-dg-qwa"/>
+                            <constraint firstItem="1Ht-AF-MGW" firstAttribute="centerX" secondItem="8bC-Xf-vdC" secondAttribute="centerX" id="BDr-QP-nJQ"/>
+                            <constraint firstItem="nbp-zX-Om1" firstAttribute="top" secondItem="y3c-jy-aDJ" secondAttribute="bottom" constant="29" id="GcP-yp-Ze6"/>
+                            <constraint firstItem="uiD-R4-b34" firstAttribute="top" secondItem="S56-6U-3gG" secondAttribute="bottom" constant="8" id="SPc-4k-0MA"/>
+                            <constraint firstItem="M2N-Yn-ytb" firstAttribute="centerX" secondItem="8bC-Xf-vdC" secondAttribute="centerX" id="Yr3-Lt-qdn"/>
+                            <constraint firstItem="YgP-SF-TkS" firstAttribute="top" secondItem="nbp-zX-Om1" secondAttribute="bottom" constant="8" id="b56-i5-Lxo"/>
+                            <constraint firstItem="uiD-R4-b34" firstAttribute="centerX" secondItem="8bC-Xf-vdC" secondAttribute="centerX" id="nFx-Xr-rGC"/>
+                            <constraint firstItem="S56-6U-3gG" firstAttribute="top" secondItem="M2N-Yn-ytb" secondAttribute="bottom" constant="8" id="rMW-LW-ejO"/>
+                            <constraint firstItem="M2N-Yn-ytb" firstAttribute="top" secondItem="YgP-SF-TkS" secondAttribute="bottom" constant="8" id="tMN-gl-smg"/>
+                        </constraints>
+                    </view>
+                    <navigationItem key="navigationItem" id="dmu-Fe-aoT"/>
+                    <connections>
+                        <outlet property="orentationLabel" destination="uiD-R4-b34" id="ysn-P0-ADp"/>
+                    </connections>
+                </viewController>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="dkx-z0-nzr" sceneMemberID="firstResponder"/>
+            </objects>
+            <point key="canvasLocation" x="39.375" y="612.67605633802816"/>
+        </scene>
+        <!--Touch View Controller-->
+        <scene sceneID="Sg1-EQ-IAj">
+            <objects>
+                <viewController id="XaE-eF-eIt" customClass="TouchViewController" sceneMemberID="viewController">
+                    <layoutGuides>
+                        <viewControllerLayoutGuide type="top" id="gEY-Ha-hqz"/>
+                        <viewControllerLayoutGuide type="bottom" id="eVV-dI-eru"/>
+                    </layoutGuides>
+                    <view key="view" contentMode="scaleToFill" id="aEY-AK-0k9">
+                        <rect key="frame" x="0.0" y="0.0" width="414" height="896"/>
+                        <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+                        <subviews>
+                            <view contentMode="scaleToFill" translatesAutoresizingMaskIntoConstraints="NO" id="C6B-Wo-jWm" customClass="TouchableView">
+                                <rect key="frame" x="16" y="96.000000000000028" width="382" height="356.66666666666674"/>
+                                <color key="backgroundColor" systemColor="systemBackgroundColor"/>
+                                <accessibility key="accessibilityConfiguration" identifier="touchableView"/>
+                                <constraints>
+                                    <constraint firstAttribute="width" secondItem="C6B-Wo-jWm" secondAttribute="height" multiplier="288:269" id="LeW-u7-tWl"/>
+                                </constraints>
+                            </view>
+                            <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="Taps" textAlignment="center" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="IV8-Ak-Z8e">
+                                <rect key="frame" x="139" y="458.66666666666669" width="131" height="21"/>
+                                <accessibility key="accessibilityConfiguration" identifier="numberOfTapsLabel"/>
+                                <fontDescription key="fontDescription" type="system" pointSize="17"/>
+                                <nil key="textColor"/>
+                                <nil key="highlightedColor"/>
+                            </label>
+                            <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="Touches" textAlignment="center" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="Q4X-EY-aSL">
+                                <rect key="frame" x="125" y="487.33333333333331" width="159" height="21"/>
+                                <accessibility key="accessibilityConfiguration" identifier="numberOfTouchesLabel"/>
+                                <fontDescription key="fontDescription" type="system" pointSize="17"/>
+                                <nil key="textColor"/>
+                                <nil key="highlightedColor"/>
+                            </label>
+                        </subviews>
+                        <color key="backgroundColor" systemColor="systemBackgroundColor"/>
+                        <constraints>
+                            <constraint firstItem="C6B-Wo-jWm" firstAttribute="top" secondItem="gEY-Ha-hqz" secondAttribute="bottom" constant="8" id="1PW-tn-oTF"/>
+                            <constraint firstAttribute="trailing" secondItem="IV8-Ak-Z8e" secondAttribute="trailing" constant="144" id="5Tn-XG-5OD"/>
+                            <constraint firstAttribute="trailing" secondItem="Q4X-EY-aSL" secondAttribute="trailing" constant="130" id="6Rr-L0-eoR"/>
+                            <constraint firstItem="IV8-Ak-Z8e" firstAttribute="firstBaseline" secondItem="C6B-Wo-jWm" secondAttribute="baseline" constant="24.5" symbolType="layoutAnchor" id="77y-Kf-c0Y"/>
+                            <constraint firstAttribute="trailing" secondItem="C6B-Wo-jWm" secondAttribute="trailing" constant="16" id="CaC-dk-dbo"/>
+                            <constraint firstItem="Q4X-EY-aSL" firstAttribute="leading" secondItem="aEY-AK-0k9" secondAttribute="leading" constant="125" id="Ych-oZ-hmA"/>
+                            <constraint firstItem="Q4X-EY-aSL" firstAttribute="top" secondItem="IV8-Ak-Z8e" secondAttribute="bottom" constant="7.5" id="ktv-kW-VWI"/>
+                            <constraint firstItem="C6B-Wo-jWm" firstAttribute="leading" secondItem="aEY-AK-0k9" secondAttribute="leading" constant="16" id="pI7-Ds-hXG"/>
+                            <constraint firstItem="IV8-Ak-Z8e" firstAttribute="leading" secondItem="aEY-AK-0k9" secondAttribute="leading" constant="139" id="vbu-wn-Qvc"/>
+                        </constraints>
+                    </view>
+                    <navigationItem key="navigationItem" id="fDl-EC-1lc"/>
+                    <connections>
+                        <outlet property="numberOfTapsLabel" destination="IV8-Ak-Z8e" id="Ymh-Kr-C7w"/>
+                        <outlet property="numberOfTouchesLabel" destination="Q4X-EY-aSL" id="fZ9-sH-tVY"/>
+                        <outlet property="touchable" destination="C6B-Wo-jWm" id="6kR-LD-GPA"/>
+                    </connections>
+                </viewController>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="3Oz-AA-uE1" userLabel="First Responder" customClass="UIResponder" sceneMemberID="firstResponder"/>
+            </objects>
+            <point key="canvasLocation" x="-15" y="1514.7887323943662"/>
+        </scene>
+        <!--Navigation Controller-->
+        <scene sceneID="bWj-vr-GrF">
+            <objects>
+                <navigationController id="nJd-IZ-bfU" customClass="FBNavigationController" sceneMemberID="viewController">
+                    <navigationBar key="navigationBar" contentMode="scaleToFill" id="hZx-8U-FDw">
+                        <rect key="frame" x="0.0" y="44" width="414" height="44"/>
+                        <autoresizingMask key="autoresizingMask"/>
+                    </navigationBar>
+                    <connections>
+                        <segue destination="BYZ-38-t0r" kind="relationship" relationship="rootViewController" id="Xg3-pw-x32"/>
+                    </connections>
+                </navigationController>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="lCH-qk-44t" userLabel="First Responder" sceneMemberID="firstResponder"/>
+            </objects>
+            <point key="canvasLocation" x="-669" y="613"/>
+        </scene>
+        <!--View Controller-->
+        <scene sceneID="0V0-cO-CI5">
+            <objects>
+                <viewController id="65L-2T-0zt" customClass="ViewController" sceneMemberID="viewController">
+                    <layoutGuides>
+                        <viewControllerLayoutGuide type="top" id="dDG-qA-kaN"/>
+                        <viewControllerLayoutGuide type="bottom" id="i3S-l1-3Mf"/>
+                    </layoutGuides>
+                    <view key="view" contentMode="scaleToFill" id="Ucg-Ag-VpP">
+                        <rect key="frame" x="0.0" y="0.0" width="414" height="896"/>
+                        <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+                        <subviews>
+                            <textField opaque="NO" clipsSubviews="YES" contentMode="scaleToFill" contentHorizontalAlignment="left" contentVerticalAlignment="center" text="Value" borderStyle="roundedRect" textAlignment="natural" minimumFontSize="17" translatesAutoresizingMaskIntoConstraints="NO" id="mxs-lj-ChP">
+                                <rect key="frame" x="20" y="99" width="374" height="34"/>
+                                <accessibility key="accessibilityConfiguration" identifier="" label=""/>
+                                <fontDescription key="fontDescription" type="system" pointSize="14"/>
+                                <textInputTraits key="textInputTraits" autocorrectionType="no" spellCheckingType="no"/>
+                            </textField>
+                            <pageControl opaque="NO" contentMode="scaleToFill" fixedFrame="YES" contentHorizontalAlignment="center" contentVerticalAlignment="center" numberOfPages="3" translatesAutoresizingMaskIntoConstraints="NO" id="Kpo-oC-QzU">
+                                <rect key="frame" x="161" y="324" width="39" height="37"/>
+                                <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
+                            </pageControl>
+                            <textView clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="scaleToFill" horizontalCompressionResistancePriority="749" verticalCompressionResistancePriority="749" textAlignment="natural" translatesAutoresizingMaskIntoConstraints="NO" id="LZF-72-rfb">
+                                <rect key="frame" x="20" y="499" width="374" height="327"/>
+                                <mutableString key="text">1234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901</mutableString>
+                                <fontDescription key="fontDescription" type="system" pointSize="14"/>
+                                <textInputTraits key="textInputTraits" autocapitalizationType="sentences"/>
+                            </textView>
+                            <datePicker contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" datePickerMode="dateAndTime" minuteInterval="1" style="wheels" translatesAutoresizingMaskIntoConstraints="NO" id="dxw-sJ-Dkr">
+                                <rect key="frame" x="20" y="365" width="374" height="126"/>
+                                <constraints>
+                                    <constraint firstAttribute="height" constant="126" id="QRU-5e-MQt"/>
+                                </constraints>
+                            </datePicker>
+                            <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="system" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="Exq-MB-zeu">
+                                <rect key="frame" x="103.66666666666667" y="201" width="46.000000000000014" height="30"/>
+                                <constraints>
+                                    <constraint firstAttribute="height" constant="30" id="Otl-5O-2Nq"/>
+                                </constraints>
+                                <state key="normal" title="Button"/>
+                                <connections>
+                                    <action selector="didTapButton:" destination="65L-2T-0zt" eventType="touchUpInside" id="G9g-YC-Y4j"/>
+                                </connections>
+                            </button>
+                            <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="Label" textAlignment="center" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="NJh-8E-4En">
+                                <rect key="frame" x="106.66666666666667" y="242" width="42.000000000000014" height="21"/>
+                                <constraints>
+                                    <constraint firstAttribute="height" constant="21" id="VBZ-ac-GvI"/>
+                                </constraints>
+                                <fontDescription key="fontDescription" type="system" pointSize="17"/>
+                                <color key="textColor" red="0.0" green="0.0" blue="0.0" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                                <nil key="highlightedColor"/>
+                            </label>
+                            <segmentedControl opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="left" contentVerticalAlignment="top" segmentControlStyle="plain" selectedSegmentIndex="0" translatesAutoresizingMaskIntoConstraints="NO" id="Wim-fT-xNl">
+                                <rect key="frame" x="64" y="267" width="131" height="29"/>
+                                <constraints>
+                                    <constraint firstAttribute="height" constant="28" id="IoK-dx-Y4W"/>
+                                </constraints>
+                                <segments>
+                                    <segment title="First"/>
+                                    <segment title="Second"/>
+                                </segments>
+                            </segmentedControl>
+                            <slider opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" value="0.5" minValue="0.0" maxValue="1" translatesAutoresizingMaskIntoConstraints="NO" id="U7D-NR-20N">
+                                <rect key="frame" x="207" y="276" width="118" height="31"/>
+                                <constraints>
+                                    <constraint firstAttribute="width" constant="114" id="vy6-tS-yHd"/>
+                                </constraints>
+                            </slider>
+                            <switch opaque="NO" contentMode="scaleToFill" horizontalHuggingPriority="750" verticalHuggingPriority="750" contentHorizontalAlignment="center" contentVerticalAlignment="center" on="YES" translatesAutoresizingMaskIntoConstraints="NO" id="SjL-dx-Zsi">
+                                <rect key="frame" x="235" y="314" width="51" height="31"/>
+                                <constraints>
+                                    <constraint firstAttribute="width" constant="49" id="dRJ-Hb-qNW"/>
+                                </constraints>
+                            </switch>
+                            <progressView opaque="NO" contentMode="scaleToFill" verticalHuggingPriority="750" progress="0.5" translatesAutoresizingMaskIntoConstraints="NO" id="w6h-ic-qpa">
+                                <rect key="frame" x="134" y="353" width="150" height="4"/>
+                                <constraints>
+                                    <constraint firstAttribute="width" constant="150" id="7Tf-hh-LKX"/>
+                                </constraints>
+                            </progressView>
+                            <stepper opaque="NO" contentMode="scaleToFill" horizontalHuggingPriority="750" verticalHuggingPriority="750" contentHorizontalAlignment="center" contentVerticalAlignment="center" maximumValue="100" translatesAutoresizingMaskIntoConstraints="NO" id="u8X-Wb-Od3">
+                                <rect key="frame" x="69" y="311" width="94" height="29"/>
+                                <constraints>
+                                    <constraint firstAttribute="width" constant="94" id="bNi-xp-G14"/>
+                                    <constraint firstAttribute="height" constant="29" id="f0s-Rr-QTt"/>
+                                </constraints>
+                            </stepper>
+                            <label opaque="NO" userInteractionEnabled="NO" alpha="0.0" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="alpha_invisible" textAlignment="natural" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="ucg-0s-c50">
+                                <rect key="frame" x="224.33333333333334" y="197" width="111.66666666666666" height="21"/>
+                                <color key="backgroundColor" red="1" green="0.0" blue="0.041046944598614132" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                                <constraints>
+                                    <constraint firstAttribute="height" constant="21" id="664-Z3-V7W"/>
+                                </constraints>
+                                <fontDescription key="fontDescription" type="system" pointSize="17"/>
+                                <color key="textColor" red="0.0" green="0.0" blue="0.0" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                                <nil key="highlightedColor"/>
+                            </label>
+                            <label hidden="YES" opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="hidden_invisible" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="vt6-b1-U0h">
+                                <rect key="frame" x="221.66666666666666" y="226" width="122.66666666666666" height="21"/>
+                                <constraints>
+                                    <constraint firstAttribute="height" constant="21" id="51j-sl-XYd"/>
+                                </constraints>
+                                <fontDescription key="fontDescription" type="system" pointSize="17"/>
+                                <color key="textColor" red="0.0" green="0.0" blue="0.0" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                                <nil key="highlightedColor"/>
+                            </label>
+                            <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="system" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="GsS-jO-scK">
+                                <rect key="frame" x="174" y="248" width="103" height="30"/>
+                                <accessibility key="accessibilityConfiguration">
+                                    <bool key="isElement" value="NO"/>
+                                </accessibility>
+                                <constraints>
+                                    <constraint firstAttribute="height" constant="30" id="e1t-Kp-sno"/>
+                                </constraints>
+                                <state key="normal" title="not_accessible"/>
+                                <userDefinedRuntimeAttributes>
+                                    <userDefinedRuntimeAttribute type="point" keyPath="accessibilityActivationPoint">
+                                        <point key="value" x="200" y="220"/>
+                                    </userDefinedRuntimeAttribute>
+                                </userDefinedRuntimeAttributes>
+                            </button>
+                            <activityIndicatorView opaque="NO" contentMode="scaleToFill" horizontalHuggingPriority="750" verticalHuggingPriority="750" style="gray" translatesAutoresizingMaskIntoConstraints="NO" id="bQv-RY-wkj">
+                                <rect key="frame" x="171" y="320" width="20" height="20"/>
+                            </activityIndicatorView>
+                            <textField opaque="NO" clipsSubviews="YES" contentMode="scaleToFill" contentHorizontalAlignment="left" contentVerticalAlignment="center" text="Value2" borderStyle="roundedRect" textAlignment="natural" clearsOnBeginEditing="YES" minimumFontSize="17" translatesAutoresizingMaskIntoConstraints="NO" id="Rab-I8-2aU">
+                                <rect key="frame" x="20" y="141" width="374" height="34"/>
+                                <accessibility key="accessibilityConfiguration" identifier="aIdentifier" label="aLabel"/>
+                                <fontDescription key="fontDescription" type="system" pointSize="14"/>
+                                <textInputTraits key="textInputTraits" autocorrectionType="no" spellCheckingType="no"/>
+                            </textField>
+                        </subviews>
+                        <color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                        <constraints>
+                            <constraint firstItem="GsS-jO-scK" firstAttribute="leading" secondItem="Ucg-Ag-VpP" secondAttribute="leadingMargin" constant="154" id="1RA-Fx-3Jh"/>
+                            <constraint firstItem="SjL-dx-Zsi" firstAttribute="top" secondItem="U7D-NR-20N" secondAttribute="bottom" constant="8" id="3NW-Hc-tPr"/>
+                            <constraint firstItem="mxs-lj-ChP" firstAttribute="top" secondItem="dDG-qA-kaN" secondAttribute="bottom" constant="11" id="4Fw-0B-UwC"/>
+                            <constraint firstItem="GsS-jO-scK" firstAttribute="top" secondItem="vt6-b1-U0h" secondAttribute="bottom" constant="1" id="4cH-4W-5qo"/>
+                            <constraint firstItem="dxw-sJ-Dkr" firstAttribute="trailing" secondItem="Ucg-Ag-VpP" secondAttribute="trailingMargin" id="7fI-ha-3sR"/>
+                            <constraint firstItem="mxs-lj-ChP" firstAttribute="leading" secondItem="Ucg-Ag-VpP" secondAttribute="leadingMargin" id="8mv-f6-WQ6"/>
+                            <constraint firstItem="Rab-I8-2aU" firstAttribute="leading" secondItem="Ucg-Ag-VpP" secondAttribute="leadingMargin" id="AcZ-6f-OjT"/>
+                            <constraint firstItem="LZF-72-rfb" firstAttribute="trailing" secondItem="Ucg-Ag-VpP" secondAttribute="trailingMargin" id="BPl-7D-KX8"/>
+                            <constraint firstItem="dxw-sJ-Dkr" firstAttribute="top" secondItem="w6h-ic-qpa" secondAttribute="bottom" constant="8" id="CdC-6B-Sak"/>
+                            <constraint firstItem="LZF-72-rfb" firstAttribute="leading" secondItem="Ucg-Ag-VpP" secondAttribute="leadingMargin" id="FXH-2O-HhB"/>
+                            <constraint firstAttribute="trailing" relation="greaterThanOrEqual" secondItem="GsS-jO-scK" secondAttribute="trailingMargin" id="GOy-RG-tCC"/>
+                            <constraint firstItem="w6h-ic-qpa" firstAttribute="centerX" secondItem="Ucg-Ag-VpP" secondAttribute="centerX" constant="2" id="JAL-PW-u0w"/>
+                            <constraint firstItem="i3S-l1-3Mf" firstAttribute="top" secondItem="LZF-72-rfb" secondAttribute="bottom" constant="36" id="K1W-hh-eAI"/>
+                            <constraint firstItem="Exq-MB-zeu" firstAttribute="centerX" secondItem="Ucg-Ag-VpP" secondAttribute="centerX" constant="-80.5" id="KBS-g2-6jH"/>
+                            <constraint firstItem="vt6-b1-U0h" firstAttribute="top" secondItem="ucg-0s-c50" secondAttribute="bottom" constant="8" id="Kgr-uw-g1y"/>
+                            <constraint firstItem="Rab-I8-2aU" firstAttribute="trailing" secondItem="Ucg-Ag-VpP" secondAttribute="trailingMargin" id="PhW-Vk-nlO"/>
+                            <constraint firstItem="u8X-Wb-Od3" firstAttribute="top" secondItem="Wim-fT-xNl" secondAttribute="bottom" constant="16" id="RFW-ZE-Wxe"/>
+                            <constraint firstItem="Wim-fT-xNl" firstAttribute="centerX" secondItem="Ucg-Ag-VpP" secondAttribute="centerX" constant="-77.5" id="Sd1-7h-RwK"/>
+                            <constraint firstItem="Wim-fT-xNl" firstAttribute="top" secondItem="NJh-8E-4En" secondAttribute="bottom" constant="4" id="TXS-dN-R68"/>
+                            <constraint firstItem="NJh-8E-4En" firstAttribute="centerX" secondItem="Ucg-Ag-VpP" secondAttribute="centerX" constant="-79.5" id="Xqj-5G-gWd"/>
+                            <constraint firstItem="w6h-ic-qpa" firstAttribute="top" secondItem="SjL-dx-Zsi" secondAttribute="bottom" constant="8" id="YmL-M2-lGN"/>
+                            <constraint firstItem="Exq-MB-zeu" firstAttribute="top" secondItem="Rab-I8-2aU" secondAttribute="bottom" constant="26" id="aLQ-Gz-cjx"/>
+                            <constraint firstItem="dxw-sJ-Dkr" firstAttribute="leading" secondItem="Ucg-Ag-VpP" secondAttribute="leadingMargin" id="amt-aZ-NnD"/>
+                            <constraint firstItem="mxs-lj-ChP" firstAttribute="trailing" secondItem="Ucg-Ag-VpP" secondAttribute="trailingMargin" id="b9B-Xj-ypz"/>
+                            <constraint firstItem="SjL-dx-Zsi" firstAttribute="centerX" secondItem="Ucg-Ag-VpP" secondAttribute="centerX" constant="52.5" id="c5J-nU-AFi"/>
+                            <constraint firstItem="bQv-RY-wkj" firstAttribute="top" secondItem="Wim-fT-xNl" secondAttribute="bottom" constant="25" id="dOt-dS-sb7"/>
+                            <constraint firstItem="bQv-RY-wkj" firstAttribute="leading" secondItem="u8X-Wb-Od3" secondAttribute="trailing" constant="8" id="dq2-ZM-aAA"/>
+                            <constraint firstItem="LZF-72-rfb" firstAttribute="top" secondItem="dxw-sJ-Dkr" secondAttribute="bottom" constant="8" id="hqc-Vg-E1h"/>
+                            <constraint firstItem="U7D-NR-20N" firstAttribute="top" secondItem="vt6-b1-U0h" secondAttribute="bottom" constant="29" id="n1M-yh-Yr6"/>
+                            <constraint firstItem="u8X-Wb-Od3" firstAttribute="centerX" secondItem="Ucg-Ag-VpP" secondAttribute="centerX" constant="-91" id="ocA-VF-afs"/>
+                            <constraint firstItem="vt6-b1-U0h" firstAttribute="centerX" secondItem="Ucg-Ag-VpP" secondAttribute="centerX" constant="76" id="odm-dZ-IbR"/>
+                            <constraint firstItem="ucg-0s-c50" firstAttribute="top" secondItem="Rab-I8-2aU" secondAttribute="bottom" constant="22" id="pc0-2N-b6J"/>
+                            <constraint firstItem="NJh-8E-4En" firstAttribute="top" secondItem="Exq-MB-zeu" secondAttribute="bottom" constant="11" id="qTa-xu-PhV"/>
+                            <constraint firstItem="Rab-I8-2aU" firstAttribute="top" secondItem="mxs-lj-ChP" secondAttribute="bottom" constant="8" id="sDU-d6-48t"/>
+                            <constraint firstItem="U7D-NR-20N" firstAttribute="centerX" secondItem="Ucg-Ag-VpP" secondAttribute="centerX" constant="59" id="spY-Aq-rh9"/>
+                            <constraint firstItem="ucg-0s-c50" firstAttribute="centerX" secondItem="Ucg-Ag-VpP" secondAttribute="centerX" constant="73" id="xoU-03-2dV"/>
+                        </constraints>
+                    </view>
+                    <navigationItem key="navigationItem" id="Hk7-AH-JlS"/>
+                </viewController>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="0f2-qL-RU6" userLabel="First Responder" sceneMemberID="firstResponder"/>
+            </objects>
+            <point key="canvasLocation" x="1188.75" y="1217.9577464788733"/>
+        </scene>
+        <!--Alert View Controller-->
+        <scene sceneID="sNK-H9-0Zl">
+            <objects>
+                <viewController id="gK5-IX-eJx" customClass="FBAlertViewController" sceneMemberID="viewController">
+                    <layoutGuides>
+                        <viewControllerLayoutGuide type="top" id="Ew1-ik-0G1"/>
+                        <viewControllerLayoutGuide type="bottom" id="LIO-6E-0HO"/>
+                    </layoutGuides>
+                    <view key="view" contentMode="scaleToFill" id="JWE-cA-TW0">
+                        <rect key="frame" x="0.0" y="0.0" width="414" height="896"/>
+                        <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+                        <subviews>
+                            <textField opaque="NO" clipsSubviews="YES" contentMode="scaleToFill" contentHorizontalAlignment="left" contentVerticalAlignment="center" borderStyle="roundedRect" textAlignment="natural" minimumFontSize="17" translatesAutoresizingMaskIntoConstraints="NO" id="y1x-J5-Nkw">
+                                <rect key="frame" x="101.66666666666669" y="113" width="211" height="30"/>
+                                <accessibility key="accessibilityConfiguration" identifier="textField"/>
+                                <constraints>
+                                    <constraint firstAttribute="height" constant="30" id="B7B-wI-RFc"/>
+                                    <constraint firstAttribute="width" constant="211" id="zSX-10-aQg"/>
+                                </constraints>
+                                <fontDescription key="fontDescription" type="system" pointSize="14"/>
+                                <textInputTraits key="textInputTraits"/>
+                            </textField>
+                            <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="system" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="4VK-4B-FEF">
+                                <rect key="frame" x="149.66666666666666" y="194" width="113.99999999999997" height="30"/>
+                                <constraints>
+                                    <constraint firstAttribute="height" constant="30" id="xsL-Fq-mly"/>
+                                </constraints>
+                                <state key="normal" title="Create App Alert"/>
+                                <connections>
+                                    <action selector="createAppAlert:" destination="gK5-IX-eJx" eventType="touchUpInside" id="t44-BA-HSi"/>
+                                </connections>
+                            </button>
+                            <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="system" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="OQt-5y-Tft">
+                                <rect key="frame" x="124" y="232" width="166" height="30"/>
+                                <constraints>
+                                    <constraint firstAttribute="height" constant="30" id="Y5y-Th-63a"/>
+                                </constraints>
+                                <state key="normal" title="Create Notification Alert"/>
+                                <connections>
+                                    <action selector="createNotificationAlert:" destination="gK5-IX-eJx" eventType="touchUpInside" id="haL-pV-hTV"/>
+                                </connections>
+                            </button>
+                            <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="system" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="rG5-3k-LFe">
+                                <rect key="frame" x="122" y="270" width="169" height="30"/>
+                                <constraints>
+                                    <constraint firstAttribute="height" constant="30" id="im5-w3-Pgi"/>
+                                </constraints>
+                                <state key="normal" title="Create Camera Roll Alert"/>
+                                <connections>
+                                    <action selector="createCameraRollAccessAlert:" destination="gK5-IX-eJx" eventType="touchUpInside" id="T8R-HK-sEe"/>
+                                </connections>
+                            </button>
+                            <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="system" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="ntr-45-Ycd">
+                                <rect key="frame" x="123" y="308" width="168" height="30"/>
+                                <constraints>
+                                    <constraint firstAttribute="height" constant="30" id="4B7-LM-UwV"/>
+                                </constraints>
+                                <state key="normal" title="Create GPS access Alert"/>
+                                <connections>
+                                    <action selector="createGPSAccessAlert:" destination="gK5-IX-eJx" eventType="touchUpInside" id="gcM-Ip-10b"/>
+                                </connections>
+                            </button>
+                            <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="system" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="CZ1-7J-OGl">
+                                <rect key="frame" x="66.666666666666671" y="176" width="46" height="30"/>
+                                <accessibility key="accessibilityConfiguration" identifier="button"/>
+                                <constraints>
+                                    <constraint firstAttribute="height" constant="30" id="tJH-wr-O3J"/>
+                                </constraints>
+                                <state key="normal" title="Button"/>
+                            </button>
+                            <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="Label" textAlignment="natural" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="plO-2e-XmX">
+                                <rect key="frame" x="304.66666666666669" y="180" width="42" height="21"/>
+                                <accessibility key="accessibilityConfiguration" identifier="label"/>
+                                <constraints>
+                                    <constraint firstAttribute="height" constant="21" id="2qA-NT-ddc"/>
+                                </constraints>
+                                <fontDescription key="fontDescription" type="system" pointSize="17"/>
+                                <color key="textColor" red="0.0" green="0.0" blue="0.0" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                                <nil key="highlightedColor"/>
+                            </label>
+                            <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="system" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="3Zk-wE-jwj">
+                                <rect key="frame" x="144" y="346" width="126" height="30"/>
+                                <constraints>
+                                    <constraint firstAttribute="height" constant="30" id="Mk4-bk-Y0L"/>
+                                </constraints>
+                                <state key="normal" title="Create Sheet Alert"/>
+                                <connections>
+                                    <action selector="createAppSheet:" destination="gK5-IX-eJx" eventType="touchUpInside" id="U6X-fw-xU2"/>
+                                </connections>
+                            </button>
+                            <button opaque="NO" userInteractionEnabled="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="system" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="D7g-22-s49">
+                                <rect key="frame" x="116" y="384" width="182" height="30"/>
+                                <constraints>
+                                    <constraint firstAttribute="height" constant="30" id="TzV-CY-64y"/>
+                                </constraints>
+                                <state key="normal" title="Create Alert (Force Touch)"/>
+                            </button>
+                        </subviews>
+                        <color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                        <constraints>
+                            <constraint firstItem="3Zk-wE-jwj" firstAttribute="centerX" secondItem="JWE-cA-TW0" secondAttribute="centerX" id="83u-1W-xLt"/>
+                            <constraint firstItem="D7g-22-s49" firstAttribute="centerX" secondItem="JWE-cA-TW0" secondAttribute="centerX" id="9nT-k0-9gf"/>
+                            <constraint firstItem="ntr-45-Ycd" firstAttribute="top" secondItem="rG5-3k-LFe" secondAttribute="bottom" constant="8" id="DYt-NB-TSO"/>
+                            <constraint firstItem="3Zk-wE-jwj" firstAttribute="top" secondItem="ntr-45-Ycd" secondAttribute="bottom" constant="8" id="Edq-zL-Soc"/>
+                            <constraint firstItem="y1x-J5-Nkw" firstAttribute="centerX" secondItem="CZ1-7J-OGl" secondAttribute="centerX" constant="117.5" id="Ell-4O-Iqa"/>
+                            <constraint firstItem="4VK-4B-FEF" firstAttribute="top" secondItem="y1x-J5-Nkw" secondAttribute="bottom" constant="51" id="JnR-cD-vZE"/>
+                            <constraint firstItem="OQt-5y-Tft" firstAttribute="centerX" secondItem="CZ1-7J-OGl" secondAttribute="centerX" constant="117.5" id="LQq-Br-Fda"/>
+                            <constraint firstItem="y1x-J5-Nkw" firstAttribute="centerX" secondItem="JWE-cA-TW0" secondAttribute="centerX" id="M6w-gn-nXE"/>
+                            <constraint firstItem="ntr-45-Ycd" firstAttribute="centerX" secondItem="CZ1-7J-OGl" secondAttribute="centerX" constant="117.5" id="Qj1-d9-KDa"/>
+                            <constraint firstItem="CZ1-7J-OGl" firstAttribute="top" secondItem="y1x-J5-Nkw" secondAttribute="bottom" constant="33" id="UHk-wV-Ehk"/>
+                            <constraint firstItem="D7g-22-s49" firstAttribute="top" secondItem="3Zk-wE-jwj" secondAttribute="bottom" constant="8" id="eML-6C-Von"/>
+                            <constraint firstItem="plO-2e-XmX" firstAttribute="top" secondItem="y1x-J5-Nkw" secondAttribute="bottom" constant="37" id="f0Z-LP-5Dg"/>
+                            <constraint firstItem="4VK-4B-FEF" firstAttribute="centerX" secondItem="CZ1-7J-OGl" secondAttribute="centerX" constant="117" id="fDG-Jl-VER"/>
+                            <constraint firstItem="y1x-J5-Nkw" firstAttribute="top" secondItem="Ew1-ik-0G1" secondAttribute="bottom" constant="25" id="gaL-qu-PB6"/>
+                            <constraint firstItem="plO-2e-XmX" firstAttribute="centerX" secondItem="CZ1-7J-OGl" secondAttribute="centerX" constant="236" id="h2I-eE-doE"/>
+                            <constraint firstItem="OQt-5y-Tft" firstAttribute="top" secondItem="4VK-4B-FEF" secondAttribute="bottom" constant="8" id="q3k-Mr-OUS"/>
+                            <constraint firstItem="rG5-3k-LFe" firstAttribute="top" secondItem="OQt-5y-Tft" secondAttribute="bottom" constant="8" id="tBP-U5-8Lx"/>
+                            <constraint firstItem="rG5-3k-LFe" firstAttribute="centerX" secondItem="CZ1-7J-OGl" secondAttribute="centerX" constant="117" id="wCj-0t-gIY"/>
+                        </constraints>
+                    </view>
+                    <navigationItem key="navigationItem" id="nfx-Tv-5Z0"/>
+                </viewController>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="B30-xl-1JX" userLabel="First Responder" sceneMemberID="firstResponder"/>
+            </objects>
+            <point key="canvasLocation" x="1216" y="-319"/>
+        </scene>
+        <!--View Controller-->
+        <scene sceneID="9RM-JC-4C4">
+            <objects>
+                <viewController id="YzO-du-v3Y" sceneMemberID="viewController">
+                    <layoutGuides>
+                        <viewControllerLayoutGuide type="top" id="yvD-8P-ibI"/>
+                        <viewControllerLayoutGuide type="bottom" id="REj-tv-GYS"/>
+                    </layoutGuides>
+                    <view key="view" contentMode="scaleToFill" id="55R-aH-x4M">
+                        <rect key="frame" x="0.0" y="0.0" width="414" height="896"/>
+                        <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+                        <subviews>
+                            <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="system" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="vYb-QB-vwU">
+                                <rect key="frame" x="172.66666666666666" y="108" width="69" height="30"/>
+                                <constraints>
+                                    <constraint firstAttribute="height" constant="30" id="ymh-D3-SCA"/>
+                                </constraints>
+                                <state key="normal" title="TableView"/>
+                                <connections>
+                                    <segue destination="3ur-D9-8FT" kind="show" animates="NO" id="yJb-Fl-2fY"/>
+                                </connections>
+                            </button>
+                            <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="system" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="FdB-fa-0bl">
+                                <rect key="frame" x="171" y="146" width="72" height="30"/>
+                                <constraints>
+                                    <constraint firstAttribute="height" constant="30" id="Xas-AZ-Nyw"/>
+                                </constraints>
+                                <state key="normal" title="ScrollView"/>
+                                <connections>
+                                    <segue destination="GI0-zX-z7l" kind="show" animates="NO" id="iVA-s3-kPd"/>
+                                </connections>
+                            </button>
+                        </subviews>
+                        <color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                        <constraints>
+                            <constraint firstItem="vYb-QB-vwU" firstAttribute="centerX" secondItem="55R-aH-x4M" secondAttribute="centerX" id="0MT-Eq-8dG"/>
+                            <constraint firstItem="vYb-QB-vwU" firstAttribute="top" secondItem="yvD-8P-ibI" secondAttribute="bottom" constant="20" id="c3y-G3-HCj"/>
+                            <constraint firstItem="FdB-fa-0bl" firstAttribute="centerX" secondItem="55R-aH-x4M" secondAttribute="centerX" id="gE9-Mi-Jcm"/>
+                            <constraint firstItem="FdB-fa-0bl" firstAttribute="top" secondItem="vYb-QB-vwU" secondAttribute="bottom" constant="8" id="zLx-S1-Tnz"/>
+                        </constraints>
+                    </view>
+                    <navigationItem key="navigationItem" id="6Qr-Yi-87y"/>
+                </viewController>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="CvZ-nE-CBk" userLabel="First Responder" sceneMemberID="firstResponder"/>
+            </objects>
+            <point key="canvasLocation" x="1216" y="422"/>
+        </scene>
+        <!--Table View Controller-->
+        <scene sceneID="ow4-nH-afF">
+            <objects>
+                <tableViewController id="3ur-D9-8FT" sceneMemberID="viewController">
+                    <tableView key="view" clipsSubviews="YES" contentMode="scaleToFill" alwaysBounceVertical="YES" dataMode="prototypes" style="plain" separatorStyle="default" rowHeight="44" sectionHeaderHeight="28" sectionFooterHeight="28" id="jo0-3M-nUd">
+                        <rect key="frame" x="0.0" y="0.0" width="414" height="896"/>
+                        <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+                        <color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                        <prototypes>
+                            <tableViewCell clipsSubviews="YES" contentMode="scaleToFill" selectionStyle="default" indentationWidth="10" reuseIdentifier="Cell" textLabel="2mC-E2-VxB" style="IBUITableViewCellStyleDefault" id="wCs-18-PFf">
+                                <rect key="frame" x="0.0" y="50" width="414" height="44"/>
+                                <autoresizingMask key="autoresizingMask"/>
+                                <tableViewCellContentView key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" tableViewCell="wCs-18-PFf" id="0KF-km-gbT">
+                                    <rect key="frame" x="0.0" y="0.0" width="414" height="44"/>
+                                    <autoresizingMask key="autoresizingMask"/>
+                                    <subviews>
+                                        <label opaque="NO" multipleTouchEnabled="YES" contentMode="left" text="Title" textAlignment="natural" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" id="2mC-E2-VxB">
+                                            <rect key="frame" x="20" y="0.0" width="374" height="44"/>
+                                            <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
+                                            <fontDescription key="fontDescription" type="system" pointSize="16"/>
+                                            <color key="textColor" red="0.0" green="0.0" blue="0.0" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                                            <nil key="highlightedColor"/>
+                                        </label>
+                                    </subviews>
+                                </tableViewCellContentView>
+                            </tableViewCell>
+                        </prototypes>
+                        <sections/>
+                        <userDefinedRuntimeAttributes>
+                            <userDefinedRuntimeAttribute type="string" keyPath="accessibilityIdentifier" value="scrollView"/>
+                        </userDefinedRuntimeAttributes>
+                        <connections>
+                            <outlet property="dataSource" destination="TxP-Aa-p9i" id="IDu-Y4-oQL"/>
+                            <outlet property="delegate" destination="3ur-D9-8FT" id="saC-SY-CSo"/>
+                        </connections>
+                    </tableView>
+                    <navigationItem key="navigationItem" id="szz-4K-52y"/>
+                </tableViewController>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="21y-mk-Cmx" userLabel="First Responder" sceneMemberID="firstResponder"/>
+                <customObject id="TxP-Aa-p9i" customClass="FBTableDataSource"/>
+            </objects>
+            <point key="canvasLocation" x="2302" y="97"/>
+        </scene>
+        <!--Scroll View Controller-->
+        <scene sceneID="cZ2-Pn-cVV">
+            <objects>
+                <viewController id="GI0-zX-z7l" customClass="FBScrollViewController" sceneMemberID="viewController">
+                    <layoutGuides>
+                        <viewControllerLayoutGuide type="top" id="o0k-ze-PY2"/>
+                        <viewControllerLayoutGuide type="bottom" id="1qn-YR-FCf"/>
+                    </layoutGuides>
+                    <view key="view" contentMode="scaleToFill" id="KLL-RT-L40">
+                        <rect key="frame" x="0.0" y="0.0" width="414" height="896"/>
+                        <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+                        <subviews>
+                            <scrollView clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="scaleToFill" translatesAutoresizingMaskIntoConstraints="NO" id="xEQ-MI-a2g">
+                                <rect key="frame" x="0.0" y="0.0" width="414" height="862"/>
+                                <userDefinedRuntimeAttributes>
+                                    <userDefinedRuntimeAttribute type="string" keyPath="accessibilityIdentifier" value="scrollView"/>
+                                </userDefinedRuntimeAttributes>
+                            </scrollView>
+                        </subviews>
+                        <color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                        <constraints>
+                            <constraint firstItem="xEQ-MI-a2g" firstAttribute="top" secondItem="KLL-RT-L40" secondAttribute="top" id="Bep-no-nwg"/>
+                            <constraint firstAttribute="trailing" secondItem="xEQ-MI-a2g" secondAttribute="trailing" id="akP-zz-jsv"/>
+                            <constraint firstItem="xEQ-MI-a2g" firstAttribute="leading" secondItem="KLL-RT-L40" secondAttribute="leading" id="eVn-mL-sBX"/>
+                            <constraint firstItem="1qn-YR-FCf" firstAttribute="top" secondItem="xEQ-MI-a2g" secondAttribute="bottom" id="kg2-Z3-oRO"/>
+                        </constraints>
+                    </view>
+                    <navigationItem key="navigationItem" id="QQ9-xy-IwS"/>
+                    <connections>
+                        <outlet property="dataSource" destination="Vxa-lD-ODn" id="ti0-a9-iaY"/>
+                        <outlet property="scrollView" destination="xEQ-MI-a2g" id="ZBD-iW-x6Q"/>
+                    </connections>
+                </viewController>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="fpw-oW-WXe" userLabel="First Responder" sceneMemberID="firstResponder"/>
+                <customObject id="Vxa-lD-ODn" customClass="FBTableDataSource"/>
+            </objects>
+            <point key="canvasLocation" x="2302" y="746"/>
+        </scene>
+    </scenes>
+    <resources>
+        <systemColor name="systemBackgroundColor">
+            <color white="1" alpha="1" colorSpace="custom" customColorSpace="genericGamma22GrayColorSpace"/>
+        </systemColor>
+    </resources>
+</document>

WebDriverAgentTests/IntegrationApp/main.m

@@ -0,0 +1,15 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <UIKit/UIKit.h>
+
+int main(int argc, char * argv[]) {
+  @autoreleasepool {
+      return UIApplicationMain(argc, argv, nil, @"AppDelegate");
+  }
+}

WebDriverAgentTests/IntegrationTests/FBAlertTests.m

@@ -0,0 +1,188 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import <WebDriverAgentLib/FBAlert.h>
+
+#import "FBConfiguration.h"
+#import "FBIntegrationTestCase.h"
+#import "FBTestMacros.h"
+#import "FBMacros.h"
+
+@interface FBAlertTests : FBIntegrationTestCase
+@end
+
+@implementation FBAlertTests
+
+- (void)setUp
+{
+  [super setUp];
+  static dispatch_once_t onceToken;
+  dispatch_once(&onceToken, ^{
+    [self launchApplication];
+    [self goToAlertsPage];
+    [FBConfiguration disableApplicationUIInterruptionsHandling];
+  });
+  [self clearAlert];
+}
+
+- (void)tearDown
+{
+  [self clearAlert];
+  [super tearDown];
+}
+
+- (void)showApplicationAlert
+{
+  [self.testedApplication.buttons[FBShowAlertButtonName] tap];
+  FBAssertWaitTillBecomesTrue(self.testedApplication.alerts.count != 0);
+}
+
+- (void)showApplicationSheet
+{
+  [self.testedApplication.buttons[FBShowSheetAlertButtonName] tap];
+  FBAssertWaitTillBecomesTrue(self.testedApplication.sheets.count != 0);
+}
+
+- (void)testAlertPresence
+{
+  FBAlert *alert = [FBAlert alertWithApplication:self.testedApplication];
+  XCTAssertFalse(alert.isPresent);
+  [self showApplicationAlert];
+  XCTAssertTrue(alert.isPresent);
+}
+
+- (void)testAlertText
+{
+  FBAlert *alert = [FBAlert alertWithApplication:self.testedApplication];
+  XCTAssertNil(alert.text);
+  [self showApplicationAlert];
+  XCTAssertTrue([alert.text containsString:@"Magic"]);
+  XCTAssertTrue([alert.text containsString:@"Should read"]);
+}
+
+- (void)testAlertLabels
+{
+  FBAlert* alert = [FBAlert alertWithApplication:self.testedApplication];
+  XCTAssertNil(alert.buttonLabels);
+  [self showApplicationAlert];
+  XCTAssertNotNil(alert.buttonLabels);
+  XCTAssertEqual(1, alert.buttonLabels.count);
+  XCTAssertEqualObjects(@"Will do", alert.buttonLabels[0]);
+}
+
+- (void)testClickAlertButton
+{
+  FBAlert* alert = [FBAlert alertWithApplication:self.testedApplication];
+  XCTAssertFalse([alert clickAlertButton:@"Invalid" error:nil]);
+  [self showApplicationAlert];
+  XCTAssertFalse([alert clickAlertButton:@"Invalid" error:nil]);
+  FBAssertWaitTillBecomesTrue(alert.isPresent);
+  XCTAssertTrue([alert clickAlertButton:@"Will do" error:nil]);
+  FBAssertWaitTillBecomesTrue(!alert.isPresent);
+}
+
+- (void)testAcceptingAlert
+{
+  NSError *error;
+  [self showApplicationAlert];
+  XCTAssertTrue([[FBAlert alertWithApplication:self.testedApplication] acceptWithError:&error]);
+  FBAssertWaitTillBecomesTrue(self.testedApplication.alerts.count == 0);
+  XCTAssertNil(error);
+}
+
+- (void)testAcceptingAlertWithCustomLocator
+{
+  NSError *error;
+  [self showApplicationAlert];
+  [FBConfiguration setAcceptAlertButtonSelector:@"**/XCUIElementTypeButton[-1]"];
+  @try {
+    XCTAssertTrue([[FBAlert alertWithApplication:self.testedApplication] acceptWithError:&error]);
+    FBAssertWaitTillBecomesTrue(self.testedApplication.alerts.count == 0);
+    XCTAssertNil(error);
+  } @finally {
+    [FBConfiguration setAcceptAlertButtonSelector:@""];
+  }
+}
+
+- (void)testDismissingAlert
+{
+  NSError *error;
+  [self showApplicationAlert];
+  XCTAssertTrue([[FBAlert alertWithApplication:self.testedApplication] dismissWithError:&error]);
+  FBAssertWaitTillBecomesTrue(self.testedApplication.alerts.count == 0);
+  XCTAssertNil(error);
+}
+
+- (void)testDismissingAlertWithCustomLocator
+{
+  NSError *error;
+  [self showApplicationAlert];
+  [FBConfiguration setDismissAlertButtonSelector:@"**/XCUIElementTypeButton[-1]"];
+  @try {
+    XCTAssertTrue([[FBAlert alertWithApplication:self.testedApplication] dismissWithError:&error]);
+    FBAssertWaitTillBecomesTrue(self.testedApplication.alerts.count == 0);
+    XCTAssertNil(error);
+  } @finally {
+    [FBConfiguration setDismissAlertButtonSelector:@""];
+  }
+}
+
+- (void)testAlertElement
+{
+  [self showApplicationAlert];
+  XCUIElement *alertElement = [FBAlert alertWithApplication:self.testedApplication].alertElement;
+  XCTAssertTrue(alertElement.exists);
+  XCTAssertTrue(alertElement.elementType == XCUIElementTypeAlert);
+}
+
+- (void)testNotificationAlert
+{
+  FBAlert *alert = [FBAlert alertWithApplication:self.testedApplication];
+  XCTAssertNil(alert.text);
+  [self.testedApplication.buttons[@"Create Notification Alert"] tap];
+  FBAssertWaitTillBecomesTrue(alert.isPresent);
+
+  XCTAssertTrue([alert.text containsString:@"Would Like to Send You Notifications"]);
+  XCTAssertTrue([alert.text containsString:@"Notifications may include"]);
+}
+
+// This test case depends on the local app permission state.
+- (void)testCameraRollAlert
+{
+  FBAlert *alert = [FBAlert alertWithApplication:self.testedApplication];
+  XCTAssertNil(alert.text);
+
+  [self.testedApplication.buttons[@"Create Camera Roll Alert"] tap];
+  FBAssertWaitTillBecomesTrue(alert.isPresent);
+
+  // "Would Like to Access Your Photos" or "Would Like to Access Your Photo Library" displayes on the alert button.
+  XCTAssertTrue([alert.text containsString:@"Would Like to Access Your Photo"]);
+  // iOS 15 has different UI flow
+  if (SYSTEM_VERSION_GREATER_THAN_OR_EQUAL_TO(@"15.0")) {
+    [[FBAlert alertWithApplication:self.testedApplication] dismissWithError:nil];
+    // CI env could take longer time to show up the button, thus it needs to wait a bit.
+    XCTAssertTrue([self.testedApplication.buttons[@"Cancel"] waitForExistenceWithTimeout:30.0]);
+    [self.testedApplication.buttons[@"Cancel"] tap];
+  }
+}
+
+- (void)testGPSAccessAlert
+{
+  FBAlert *alert = [FBAlert alertWithApplication:self.testedApplication];
+  XCTAssertNil(alert.text);
+
+  [self.testedApplication.buttons[@"Create GPS access Alert"] tap];
+  FBAssertWaitTillBecomesTrue(alert.isPresent);
+
+  XCTAssertTrue([alert.text containsString:@"location"]);
+  XCTAssertTrue([alert.text containsString:@"Yo Yo"]);
+}
+
+@end

WebDriverAgentTests/IntegrationTests/FBAutoAlertsHandlerTests.m

@@ -0,0 +1,73 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBIntegrationTestCase.h"
+#import "FBMacros.h"
+#import "FBSession.h"
+#import "FBXCodeCompatibility.h"
+#import "FBTestMacros.h"
+#import "XCUIElement+FBUtilities.h"
+
+
+@interface FBAutoAlertsHandlerTests : FBIntegrationTestCase
+@property (nonatomic) FBSession *session;
+@end
+
+
+@implementation FBAutoAlertsHandlerTests
+
+- (void)setUp
+{
+  [super setUp];
+
+  [self launchApplication];
+  [self goToAlertsPage];
+
+  [self clearAlert];
+}
+
+- (void)tearDown
+{
+  [self clearAlert];
+
+  if (self.session) {
+    [self.session kill];
+  }
+
+  [super tearDown];
+}
+
+// The test is flaky on slow Travis CI
+- (void)disabled_testAutoAcceptingOfAlerts
+{
+  self.session = [FBSession
+                  initWithApplication:XCUIApplication.fb_activeApplication
+                  defaultAlertAction:@"accept"];
+  for (int i = 0; i < 2; i++) {
+    [self.testedApplication.buttons[FBShowAlertButtonName] tap];
+    [self.testedApplication fb_waitUntilStable];
+    FBAssertWaitTillBecomesTrue(self.testedApplication.alerts.count == 0);
+  }
+}
+
+// The test is flaky on slow Travis CI
+- (void)disabled_testAutoDismissingOfAlerts
+{
+  self.session = [FBSession
+                  initWithApplication:XCUIApplication.fb_activeApplication
+                  defaultAlertAction:@"dismiss"];
+  for (int i = 0; i < 2; i++) {
+    [self.testedApplication.buttons[FBShowAlertButtonName] tap];
+    [self.testedApplication fb_waitUntilStable];
+    FBAssertWaitTillBecomesTrue(self.testedApplication.alerts.count == 0);
+  }
+}
+
+@end

WebDriverAgentTests/IntegrationTests/FBConfigurationTests.m

@@ -0,0 +1,38 @@
+/**
+* Copyright (c) 2015-present, Facebook, Inc.
+* All rights reserved.
+*
+* This source code is licensed under the BSD-style license found in the
+* LICENSE file in the root directory of this source tree.
+*/
+
+#import <XCTest/XCTest.h>
+#import "FBIntegrationTestCase.h"
+
+#import "FBConfiguration.h"
+#import "FBRuntimeUtils.h"
+
+@interface FBConfigurationTests : FBIntegrationTestCase
+
+@end
+
+@implementation FBConfigurationTests
+
+- (void)setUp
+{
+  [super setUp];
+  [self launchApplication];
+}
+
+- (void)testReduceMotion
+{
+  BOOL defaultReduceMotionEnabled = [FBConfiguration reduceMotionEnabled];
+
+  [FBConfiguration setReduceMotionEnabled:YES];
+  XCTAssertTrue([FBConfiguration reduceMotionEnabled]);
+
+  [FBConfiguration setReduceMotionEnabled:defaultReduceMotionEnabled];
+  XCTAssertEqual([FBConfiguration reduceMotionEnabled], defaultReduceMotionEnabled);
+}
+
+@end

WebDriverAgentTests/IntegrationTests/FBElementAttributeTests.m

@@ -0,0 +1,250 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBIntegrationTestCase.h"
+#import "FBFindElementCommands.h"
+#import "FBTestMacros.h"
+#import "FBXCodeCompatibility.h"
+#import "XCUIElement+FBAccessibility.h"
+#import "XCUIElement+FBIsVisible.h"
+#import "XCUIElement+FBWebDriverAttributes.h"
+
+@interface FBElementAttributeTests : FBIntegrationTestCase
+@end
+
+@implementation FBElementAttributeTests
+
+- (void)setUp
+{
+  [super setUp];
+  static dispatch_once_t onceToken;
+  dispatch_once(&onceToken, ^{
+    [self launchApplication];
+    [self goToAttributesPage];
+  });
+}
+
+- (void)testElementAccessibilityAttributes
+{
+  // "Button" is accessibility element, and therefore isn't accessibility container
+  XCUIElement *buttonElement = self.testedApplication.buttons[@"Button"];
+  XCTAssertTrue(buttonElement.exists);
+  XCTAssertTrue(buttonElement.fb_isAccessibilityElement);
+  XCTAssertFalse(buttonElement.isWDAccessibilityContainer);
+}
+
+- (void)testContainerAccessibilityAttributes
+{
+  // "not_accessible" isn't accessibility element, but contains accessibility elements, so it is accessibility container
+  XCUIElement *inaccessibleButtonElement = self.testedApplication.buttons[@"not_accessible"];
+  XCTAssertTrue(inaccessibleButtonElement.exists);
+  XCTAssertFalse(inaccessibleButtonElement.fb_isAccessibilityElement);
+  // FIXME: Xcode 11 environment returns false even if iOS 12
+  // We must fix here to XCTAssertTrue if Xcode version will return the value properly
+  XCTAssertFalse(inaccessibleButtonElement.isWDAccessibilityContainer);
+}
+
+- (void)testIgnoredAccessibilityAttributes
+{
+  // Images are neither accessibility elements nor contain them, so both checks should fail
+  XCUIElement *imageElement = self.testedApplication.images.allElementsBoundByIndex.firstObject;
+  XCTAssertTrue(imageElement.exists);
+  XCTAssertFalse(imageElement.fb_isAccessibilityElement);
+  XCTAssertFalse(imageElement.isWDAccessibilityContainer);
+}
+
+- (void)testButtonAttributes
+{
+  XCUIElement *element = self.testedApplication.buttons[@"Button"];
+  XCTAssertTrue(element.exists);
+  XCTAssertEqualObjects(element.wdType, @"XCUIElementTypeButton");
+  XCTAssertEqualObjects(element.wdName, @"Button");
+  XCTAssertEqualObjects(element.wdLabel, @"Button");
+  XCTAssertNil(element.wdValue);
+  XCTAssertFalse(element.wdSelected);
+  XCTAssertTrue(element.fb_isVisible);
+  [element tap];
+  XCTAssertTrue(element.wdValue.boolValue);
+  XCTAssertTrue(element.wdSelected);
+}
+
+- (void)testLabelAttributes
+{
+  XCUIElement *element = self.testedApplication.staticTexts[@"Label"];
+  XCTAssertTrue(element.exists);
+  XCTAssertEqualObjects(element.wdType, @"XCUIElementTypeStaticText");
+  XCTAssertEqualObjects(element.wdName, @"Label");
+  XCTAssertEqualObjects(element.wdLabel, @"Label");
+  XCTAssertEqualObjects(element.wdValue, @"Label");
+}
+
+- (void)testIndexAttributes
+{
+  XCUIElement *element = self.testedApplication.buttons[@"Button"];
+  XCTAssertTrue(element.exists);
+  XCTAssertEqual(element.wdIndex, 2);
+  XCUIElement *element2 = self.testedApplication;
+  XCTAssertTrue(element2.exists);
+  XCTAssertEqual(element2.wdIndex, 0);
+}
+
+- (void)testAccessibilityTraits
+{
+  XCUIElement *button = self.testedApplication.buttons.firstMatch;
+  XCTAssertTrue(button.exists);
+  NSArray *buttonTraits = [button.wdTraits componentsSeparatedByString:@", "];
+  NSArray *expectedButtonTraits = @[@"Button"];
+  XCTAssertEqual(buttonTraits.count, expectedButtonTraits.count, @"Button should have exactly 1 trait");
+  XCTAssertEqualObjects(buttonTraits, expectedButtonTraits);
+  XCTAssertEqualObjects(button.wdType, @"XCUIElementTypeButton");
+  
+  XCUIElement *toggle = self.testedApplication.switches.firstMatch;
+  XCTAssertTrue(toggle.exists);
+  
+  // iOS 17.0 specific traits if available
+  NSArray *toggleTraits = [toggle.wdTraits componentsSeparatedByString:@", "];
+  NSArray *expectedToggleTraits;
+  
+  #if __clang_major__ >= 16
+  if (@available(iOS 17.0, *)) {
+    expectedToggleTraits = @[@"ToggleButton", @"Button"];
+    XCTAssertEqual(toggleTraits.count, 2, @"Toggle should have exactly 2 traits on iOS 17+");
+  }
+  #else
+  expectedToggleTraits = @[@"Button"];
+  XCTAssertEqual(toggleTraits.count, 1, @"Toggle should have exactly 1 trait on iOS < 17");
+  #endif
+  XCTAssertEqualObjects(toggleTraits, expectedToggleTraits);
+  XCTAssertEqualObjects(toggle.wdType, @"XCUIElementTypeSwitch");
+  
+  XCUIElement *slider = self.testedApplication.sliders.firstMatch;
+  XCTAssertTrue(slider.exists);
+  NSArray *sliderTraits = [slider.wdTraits componentsSeparatedByString:@", "];
+  NSArray *expectedSliderTraits = @[@"Adjustable"];
+  XCTAssertEqual(sliderTraits.count, expectedSliderTraits.count, @"Slider should have exactly 1 trait");
+  XCTAssertEqualObjects(sliderTraits, expectedSliderTraits);
+  XCTAssertEqualObjects(slider.wdType, @"XCUIElementTypeSlider");
+  
+  XCUIElement *picker = self.testedApplication.pickerWheels.firstMatch;
+  XCTAssertTrue(picker.exists);
+  NSArray *pickerTraits = [picker.wdTraits componentsSeparatedByString:@", "];
+  NSArray *expectedPickerTraits = @[@"Adjustable"];
+  XCTAssertEqual(pickerTraits.count, expectedPickerTraits.count, @"Picker should have exactly 1 trait");
+  XCTAssertEqualObjects(pickerTraits, expectedPickerTraits);
+  XCTAssertEqualObjects(picker.wdType, @"XCUIElementTypePickerWheel");
+}
+
+- (void)testTextFieldAttributes
+{
+  XCUIElement *element = self.testedApplication.textFields[@"Value"];
+  XCTAssertTrue(element.exists);
+  XCTAssertEqualObjects(element.wdType, @"XCUIElementTypeTextField");
+  XCTAssertNil(element.wdName);
+  XCTAssertEqualObjects(element.wdLabel, @"");
+  XCTAssertEqualObjects(element.wdValue, @"Value");
+}
+
+- (void)testTextFieldWithAccessibilityIdentifiersAttributes
+{
+  XCUIElement *element = self.testedApplication.textFields[@"aIdentifier"];
+  XCTAssertTrue(element.exists);
+  XCTAssertEqualObjects(element.wdType, @"XCUIElementTypeTextField");
+  XCTAssertEqualObjects(element.wdName, @"aIdentifier");
+  XCTAssertEqualObjects(element.wdLabel, @"aLabel");
+  XCTAssertEqualObjects(element.wdValue, @"Value2");
+}
+
+- (void)testSegmentedControlAttributes
+{
+  XCUIElement *element = self.testedApplication.segmentedControls.element;
+  XCTAssertTrue(element.exists);
+  XCTAssertEqualObjects(element.wdType, @"XCUIElementTypeSegmentedControl");
+  XCTAssertNil(element.wdName);
+  XCTAssertNil(element.wdLabel);
+  XCTAssertNil(element.wdValue);
+}
+
+- (void)testSliderAttributes
+{
+  XCUIElement *element = self.testedApplication.sliders.element;
+  XCTAssertTrue(element.exists);
+  XCTAssertEqualObjects(element.wdType, @"XCUIElementTypeSlider");
+  XCTAssertNil(element.wdName);
+  XCTAssertNil(element.wdLabel);
+  XCTAssertTrue([element.wdValue containsString:@"50"]);
+
+  NSNumber *minValue = element.wdMinValue;
+  NSNumber *maxValue = element.wdMaxValue;
+
+  XCTAssertNotNil(minValue, @"Slider minValue should not be nil");
+  XCTAssertNotNil(maxValue, @"Slider maxValue should not be nil");
+
+  XCTAssertEqualObjects(minValue, @0);
+  XCTAssertEqualObjects(maxValue, @1);
+}
+
+
+- (void)testActivityIndicatorAttributes
+{
+  XCUIElement *element = self.testedApplication.activityIndicators.element;
+  XCTAssertTrue(element.exists);
+  XCTAssertEqualObjects(element.wdType, @"XCUIElementTypeActivityIndicator");
+  XCTAssertEqualObjects(element.wdName, @"Progress halted");
+  XCTAssertEqualObjects(element.wdLabel, @"Progress halted");
+  XCTAssertEqualObjects(element.wdValue, @"0");
+}
+
+- (void)testSwitchAttributes
+{
+  XCUIElement *element = self.testedApplication.switches.element;
+  XCTAssertTrue(element.exists);
+  XCTAssertEqualObjects(element.wdType, @"XCUIElementTypeSwitch");
+  XCTAssertNil(element.wdName);
+  XCTAssertNil(element.wdLabel);
+  XCTAssertNil(element.wdPlaceholderValue);
+  XCTAssertEqualObjects(element.wdValue, @"1");
+  XCTAssertFalse(element.wdSelected);
+  XCTAssertEqual(element.wdHittable, element.hittable);
+  [element tap];
+  XCTAssertEqualObjects(element.wdValue, @"0");
+  XCTAssertFalse(element.wdSelected);
+}
+
+- (void)testPickerWheelAttributes
+{
+  XCUIElement *element = self.testedApplication.pickerWheels[@"Today"];
+  XCTAssertTrue(element.exists);
+  XCTAssertEqualObjects(element.wdType, @"XCUIElementTypePickerWheel");
+  XCTAssertNil(element.wdName);
+  XCTAssertNil(element.wdLabel);
+  XCTAssertEqualObjects(element.wdValue, @"Today");
+}
+
+- (void)testPageIndicatorAttributes
+{
+  XCUIElement *element = self.testedApplication.pageIndicators.element;
+  XCTAssertTrue(element.exists);
+  XCTAssertEqualObjects(element.wdType, @"XCUIElementTypePageIndicator");
+  XCTAssertNil(element.wdName);
+  XCTAssertNil(element.wdLabel);
+  XCTAssertEqualObjects(element.wdValue, @"page 1 of 3");
+}
+
+- (void)testTextViewAttributes
+{
+  XCUIElement *element = self.testedApplication.textViews.element;
+  XCTAssertTrue(element.exists);
+  XCTAssertEqualObjects(element.wdType, @"XCUIElementTypeTextView");
+  XCTAssertNil(element.wdName);
+  XCTAssertNil(element.wdLabel);
+  XCTAssertEqualObjects(element.wdValue, @"1234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901");
+}
+
+@end

WebDriverAgentTests/IntegrationTests/FBElementSwipingTests.m

@@ -0,0 +1,127 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBIntegrationTestCase.h"
+#import "FBTestMacros.h"
+#import "XCUIElement+FBWebDriverAttributes.h"
+#import "FBXCodeCompatibility.h"
+#import "XCUIElement+FBSwiping.h"
+
+@interface FBElementSwipingTests : FBIntegrationTestCase
+@property (nonatomic, strong) XCUIElement *scrollView;
+- (void)openScrollView;
+@end
+
+@implementation FBElementSwipingTests
+
+- (void)openScrollView
+{
+  [self launchApplication];
+  [self goToScrollPageWithCells:YES];
+  self.scrollView = [[self.testedApplication.query descendantsMatchingType:XCUIElementTypeAny] matchingIdentifier:@"scrollView"].element;
+}
+
+- (void)setUp
+{
+  [super setUp];
+  if (SYSTEM_VERSION_GREATER_THAN_OR_EQUAL_TO(@"15.0")) {
+    [self openScrollView];
+  } else {
+    static dispatch_once_t onceToken;
+    dispatch_once(&onceToken, ^{
+      [self openScrollView];
+    });
+  }
+}
+
+- (void)tearDown
+{
+  if (SYSTEM_VERSION_GREATER_THAN_OR_EQUAL_TO(@"15.0")) {
+    // Move to top page once to reset the scroll place
+    // since iOS 15 seems cannot handle cell visibility well when the view keps the view
+    [self.testedApplication terminate];
+  }
+}
+
+- (void)testSwipeUp
+{
+  [self.scrollView fb_swipeWithDirection:@"up" velocity:nil];
+  FBAssertInvisibleCell(@"0");
+}
+
+- (void)testSwipeDown
+{
+  [self.scrollView fb_swipeWithDirection:@"up" velocity:nil];
+  FBAssertInvisibleCell(@"0");
+  [self.scrollView fb_swipeWithDirection:@"down" velocity:nil];
+  FBAssertVisibleCell(@"0");
+}
+
+- (void)testSwipeDownWithVelocity
+{
+  if (UIDevice.currentDevice.userInterfaceIdiom == UIUserInterfaceIdiomPad) {
+    XCTSkip(@"Failed on Azure Pipeline. Local run succeeded.");
+  }
+  [self.scrollView fb_swipeWithDirection:@"up" velocity:@2500];
+  FBAssertInvisibleCell(@"0");
+  [self.scrollView fb_swipeWithDirection:@"down" velocity:@3000];
+  FBAssertVisibleCell(@"0");
+}
+
+@end
+
+@interface FBElementSwipingApplicationTests : FBIntegrationTestCase
+@property (nonatomic, strong) XCUIElement *scrollView;
+- (void)openScrollView;
+@end
+
+@implementation FBElementSwipingApplicationTests
+
+- (void)openScrollView
+{
+  [self launchApplication];
+  [self goToScrollPageWithCells:YES];
+}
+
+- (void)setUp
+{
+  [super setUp];
+  static dispatch_once_t onceToken;
+  dispatch_once(&onceToken, ^{
+    [self openScrollView];
+  });
+}
+
+- (void)testSwipeUp
+{
+  [self.testedApplication fb_swipeWithDirection:@"up" velocity:nil];
+  FBAssertInvisibleCell(@"0");
+}
+
+- (void)testSwipeDown
+{
+  [self.testedApplication fb_swipeWithDirection:@"up" velocity:nil];
+  FBAssertInvisibleCell(@"0");
+  [self.testedApplication fb_swipeWithDirection:@"down" velocity:nil];
+  FBAssertVisibleCell(@"0");
+}
+
+- (void)testSwipeDownWithVelocity
+{
+  if (UIDevice.currentDevice.userInterfaceIdiom == UIUserInterfaceIdiomPad) {
+    XCTSkip(@"Failed on Azure Pipeline. Local run succeeded.");
+  }
+  [self.testedApplication fb_swipeWithDirection:@"up" velocity:@2500];
+  FBAssertInvisibleCell(@"0");
+  [self.testedApplication fb_swipeWithDirection:@"down" velocity:@2500];
+  FBAssertVisibleCell(@"0");
+}
+
+@end

WebDriverAgentTests/IntegrationTests/FBElementVisibilityTests.m

@@ -0,0 +1,73 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBIntegrationTestCase.h"
+#import "FBMacros.h"
+#import "FBTestMacros.h"
+#import "FBXCodeCompatibility.h"
+#import "XCUIElement+FBIsVisible.h"
+
+@interface FBElementVisibilityTests : FBIntegrationTestCase
+@end
+
+@implementation FBElementVisibilityTests
+
+- (void)testSpringBoardIcons
+{
+  if ([UIDevice currentDevice].userInterfaceIdiom == UIUserInterfaceIdiomPad) {
+    return;
+  }
+  [self launchApplication];
+  [self goToSpringBoardFirstPage];
+
+  // Check Icons on first screen
+  // Note: Calender app exits 2 (an app icon + a widget) exist on the home screen
+  // on iOS 15+. The firstMatch is for it.
+  XCTAssertTrue(self.springboard.icons[@"Calendar"].firstMatch.fb_isVisible);
+  XCTAssertTrue(self.springboard.icons[@"Reminders"].fb_isVisible);
+
+  // Check Icons on second screen screen
+  XCTAssertFalse(self.springboard.icons[@"IntegrationApp"].firstMatch.fb_isVisible);
+}
+
+- (void)testSpringBoardSubfolder
+{
+  if ([UIDevice currentDevice].userInterfaceIdiom == UIUserInterfaceIdiomPad
+      || SYSTEM_VERSION_GREATER_THAN(@"12.0")) {
+    return;
+  }
+  [self launchApplication];
+  [self goToSpringBoardExtras];
+  XCTAssertFalse(self.springboard.icons[@"Extras"].otherElements[@"Contacts"].fb_isVisible);
+}
+
+- (void)disabled_testIconsFromSearchDashboard
+{
+  // This test causes:
+  // Failure fetching attributes for element <XCAccessibilityElement: 0x60800044dd10> Device element: Error Domain=XCTDaemonErrorDomain Code=13 "Value for attribute 5017 is an error." UserInfo={NSLocalizedDescription=Value for attribute 5017 is an error.}
+  [self launchApplication];
+  [self goToSpringBoardDashboard];
+  XCTAssertFalse(self.springboard.icons[@"Reminders"].fb_isVisible);
+  XCTAssertFalse([[[self.springboard descendantsMatchingType:XCUIElementTypeIcon]
+                   matchingIdentifier:@"IntegrationApp"]
+                  firstMatch].fb_isVisible);
+}
+
+- (void)testTableViewCells
+{
+  [self launchApplication];
+  [self goToScrollPageWithCells:YES];
+  for (int i = 0 ; i < 10 ; i++) {
+    FBAssertWaitTillBecomesTrue(self.testedApplication.cells.allElementsBoundByIndex[i].fb_isVisible);
+    FBAssertWaitTillBecomesTrue(self.testedApplication.staticTexts.allElementsBoundByIndex[i].fb_isVisible);
+  }
+}
+
+@end

WebDriverAgentTests/IntegrationTests/FBFailureProofTestCaseTests.m

@@ -0,0 +1,41 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBFailureProofTestCase.h"
+#import "FBExceptionHandler.h"
+
+@interface FBFailureProofTestCaseTests : FBFailureProofTestCase
+@end
+
+@implementation FBFailureProofTestCaseTests
+
+- (void)setUp
+{
+  [super setUp];
+  [[XCUIApplication new] launch];
+}
+
+- (void)testPreventElementSearchFailure
+{
+  [[XCUIApplication new].buttons[@"kaboom"] tap];
+}
+
+- (void)testInactiveAppSearch
+{
+  [[XCUIDevice sharedDevice] pressButton:XCUIDeviceButtonHome];
+  [[XCUIApplication new].buttons[@"kaboom"] tap];
+}
+
+- (void)testPreventAssertFailure
+{
+  XCTAssertNotNil(nil);
+}
+
+@end

WebDriverAgentTests/IntegrationTests/FBForceTouchTests.m

@@ -0,0 +1,85 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBIntegrationTestCase.h"
+
+#import "FBMacros.h"
+#import "FBElementCache.h"
+#import "FBTestMacros.h"
+#import "XCUIDevice.h"
+#import "XCUIDevice+FBRotation.h"
+#import "XCUIElement+FBForceTouch.h"
+#import "XCUIElement+FBIsVisible.h"
+
+@interface FBForceTouchTests : FBIntegrationTestCase
+@end
+
+// It is recommnded to verify these tests with different iOS versions
+
+@implementation FBForceTouchTests
+
+- (void)verifyForceTapWithOrientation:(UIDeviceOrientation)orientation
+{
+  [[XCUIDevice sharedDevice] fb_setDeviceInterfaceOrientation:orientation];
+  NSError *error;
+  XCTAssertTrue(self.testedApplication.alerts.count == 0);
+  [self.testedApplication.buttons[FBShowAlertForceTouchButtonName] fb_forceTouchCoordinate:nil
+                                                                                  pressure:nil
+                                                                                  duration:nil
+                                                                                     error:&error];
+  FBAssertWaitTillBecomesTrue(self.testedApplication.alerts.count > 0);
+}
+
+- (void)setUp
+{
+  [super setUp];
+  static dispatch_once_t onceToken;
+  dispatch_once(&onceToken, ^{
+    [self launchApplication];
+    [self goToAlertsPage];
+  });
+  [self clearAlert];
+}
+
+- (void)tearDown
+{
+  [self clearAlert];
+  [self resetOrientation];
+  [super tearDown];
+}
+
+- (void)testForceTap
+{
+  if (![XCUIDevice sharedDevice].supportsPressureInteraction) {
+    return;
+  }
+
+  [self verifyForceTapWithOrientation:UIDeviceOrientationPortrait];
+}
+
+- (void)testForceTapInLandscapeLeft
+{
+  if (![XCUIDevice sharedDevice].supportsPressureInteraction) {
+    return;
+  }
+
+  [self verifyForceTapWithOrientation:UIDeviceOrientationLandscapeLeft];
+}
+
+- (void)testForceTapInLandscapeRight
+{
+  if (![XCUIDevice sharedDevice].supportsPressureInteraction) {
+    return;
+  }
+
+  [self verifyForceTapWithOrientation:UIDeviceOrientationLandscapeRight];
+}
+
+@end

WebDriverAgentTests/IntegrationTests/FBImageProcessorTests.m

@@ -0,0 +1,82 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBImageProcessor.h"
+#import "FBIntegrationTestCase.h"
+
+
+@interface FBImageProcessorTests : FBIntegrationTestCase
+
+@property (nonatomic) NSData *originalImage;
+@property (nonatomic) CGSize originalSize;
+
+@end
+
+@implementation FBImageProcessorTests
+
+- (void)setUp {
+  XCUIApplication *app = [[XCUIApplication alloc] init];
+  [app launch];
+  XCUIScreenshot *screenshot = app.screenshot;
+  self.originalImage = UIImageJPEGRepresentation(screenshot.image, 1.0);
+  self.originalSize = [FBImageProcessorTests scaledSizeFromImage:screenshot.image];
+}
+
+- (void)testScaling {
+  CGFloat halfScale = 0.5;
+  CGSize expectedHalfScaleSize = [FBImageProcessorTests sizeFromSize:self.originalSize scalingFactor:0.5];
+  [self scaleImageWithFactor:halfScale
+                expectedSize:expectedHalfScaleSize];
+
+  // 0 is the smalles scaling factor we accept
+  CGFloat minScale = 0.0;
+  CGSize expectedMinScaleSize = [FBImageProcessorTests sizeFromSize:self.originalSize scalingFactor:0.01];
+  [self scaleImageWithFactor:minScale
+                expectedSize:expectedMinScaleSize];
+
+  // For scaling factors above 100 we don't perform any scaling and just return the unmodified image
+  [self scaleImageWithFactor:1.0
+                expectedSize:self.originalSize];
+  [self scaleImageWithFactor:2.0
+                expectedSize:self.originalSize];
+}
+
+- (void)scaleImageWithFactor:(CGFloat)scalingFactor expectedSize:(CGSize)excpectedSize {
+  FBImageProcessor *scaler = [[FBImageProcessor alloc] init];
+
+  id expScaled = [self expectationWithDescription:@"Receive scaled image"];
+
+  [scaler submitImageData:self.originalImage
+            scalingFactor:scalingFactor
+        completionHandler:^(NSData *scaled) {
+    UIImage *scaledImage = [UIImage imageWithData:scaled];
+    CGSize scaledSize = [FBImageProcessorTests scaledSizeFromImage:scaledImage];
+    
+    XCTAssertEqualWithAccuracy(scaledSize.width, excpectedSize.width, 1.0);
+    XCTAssertEqualWithAccuracy(scaledSize.height, excpectedSize.height, 1.0);
+    
+    [expScaled fulfill];
+  }];
+
+  [self waitForExpectations:@[expScaled]
+                    timeout:0.5];
+
+}
+
++ (CGSize)scaledSizeFromImage:(UIImage *)image {
+  return CGSizeMake(image.size.width * image.scale, image.size.height * image.scale);
+}
+
++ (CGSize)sizeFromSize:(CGSize)size scalingFactor:(CGFloat)scalingFactor {
+  return CGSizeMake(round(size.width * scalingFactor), round(size.height * scalingFactor));
+}
+
+@end
+

WebDriverAgentTests/IntegrationTests/FBIntegrationTestCase.h

@@ -0,0 +1,76 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+extern NSString *const FBShowAlertButtonName;
+extern NSString *const FBShowSheetAlertButtonName;
+extern NSString *const FBShowAlertForceTouchButtonName;
+extern NSString *const FBTouchesCountLabelIdentifier;
+extern NSString *const FBTapsCountLabelIdentifier;
+
+/**
+ XCTestCase helper class used for integration tests
+ */
+@interface FBIntegrationTestCase : XCTestCase
+@property (nonatomic, strong, readonly) XCUIApplication *testedApplication;
+@property (nonatomic, strong, readonly) XCUIApplication *springboard;
+
+/**
+ Launches application and resets side effects of testing like orientation etc.
+ */
+- (void)launchApplication;
+
+/**
+ Navigates integration app to attributes page
+ */
+- (void)goToAttributesPage;
+
+/**
+ Navigates integration app to alerts page
+ */
+- (void)goToAlertsPage;
+
+/**
+ Navigates integration app to touch page
+ */
+- (void)goToTouchPage;
+
+/**
+ Navigates to SpringBoard first page
+ */
+- (void)goToSpringBoardFirstPage;
+
+/**
+ Navigates to SpringBoard path with Extras folder
+ */
+- (void)goToSpringBoardExtras;
+
+/**
+ Navigates to SpringBoard's dashboard
+ */
+- (void)goToSpringBoardDashboard;
+
+/**
+ Navigates integration app to scrolling page
+ @param showCells whether should navigate to view with cell or plain scrollview
+ */
+- (void)goToScrollPageWithCells:(BOOL)showCells;
+
+/**
+ Verifies no alerts are present on the page.
+ If an alert exists then it is going to be dismissed.
+ */
+- (void)clearAlert;
+
+/**
+ Resets device orientation to portrait mode
+ */
+- (void)resetOrientation;
+
+@end

WebDriverAgentTests/IntegrationTests/FBIntegrationTestCase.m

@@ -0,0 +1,140 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBAlert.h"
+#import "FBTestMacros.h"
+#import "FBIntegrationTestCase.h"
+#import "FBConfiguration.h"
+#import "FBMacros.h"
+#import "FBRunLoopSpinner.h"
+#import "XCUIApplication+FBHelpers.h"
+#import "XCUIDevice+FBRotation.h"
+#import "XCUIElement.h"
+#import "XCUIElement+FBIsVisible.h"
+#import "XCUIElement+FBUtilities.h"
+#import "XCTestConfiguration.h"
+
+NSString *const FBShowAlertButtonName = @"Create App Alert";
+NSString *const FBShowSheetAlertButtonName = @"Create Sheet Alert";
+NSString *const FBShowAlertForceTouchButtonName = @"Create Alert (Force Touch)";
+NSString *const FBTouchesCountLabelIdentifier = @"numberOfTouchesLabel";
+NSString *const FBTapsCountLabelIdentifier = @"numberOfTapsLabel";
+
+@interface FBIntegrationTestCase ()
+@property (nonatomic, strong) XCUIApplication *testedApplication;
+@property (nonatomic, strong) XCUIApplication *springboard;
+@end
+
+@implementation FBIntegrationTestCase
+
+- (void)setUp
+{
+  // Enable it to get extended XCTest logs printed into the console
+  // [FBConfiguration enableXcTestDebugLogs];
+  [super setUp];
+  [FBConfiguration disableRemoteQueryEvaluation];
+  [FBConfiguration disableAttributeKeyPathAnalysis];
+  [FBConfiguration configureDefaultKeyboardPreferences];
+  [FBConfiguration disableApplicationUIInterruptionsHandling];
+  [FBConfiguration disableScreenshots];
+  self.continueAfterFailure = NO;
+  self.springboard = XCUIApplication.fb_systemApplication;
+  self.testedApplication = [XCUIApplication new];
+}
+
+- (void)resetOrientation
+{
+  if ([XCUIDevice sharedDevice].orientation != UIDeviceOrientationPortrait) {
+    [[XCUIDevice sharedDevice] fb_setDeviceInterfaceOrientation:UIDeviceOrientationPortrait];
+  }
+}
+
+- (void)launchApplication
+{
+  [self.testedApplication launch];
+  [self.testedApplication fb_waitUntilStable];
+  FBAssertWaitTillBecomesTrue(self.testedApplication.buttons[@"Alerts"].fb_isVisible);
+}
+
+- (void)goToAttributesPage
+{
+  [self.testedApplication.buttons[@"Attributes"] tap];
+  [self.testedApplication fb_waitUntilStable];
+  FBAssertWaitTillBecomesTrue(self.testedApplication.buttons[@"Button"].fb_isVisible);
+}
+
+- (void)goToAlertsPage
+{
+  [self.testedApplication.buttons[@"Alerts"] tap];
+  [self.testedApplication fb_waitUntilStable];
+  FBAssertWaitTillBecomesTrue(self.testedApplication.buttons[FBShowAlertButtonName].fb_isVisible);
+  FBAssertWaitTillBecomesTrue(self.testedApplication.buttons[FBShowSheetAlertButtonName].fb_isVisible);
+}
+
+- (void)goToTouchPage
+{
+  [self.testedApplication.buttons[@"Touch"] tap];
+  [self.testedApplication fb_waitUntilStable];
+  FBAssertWaitTillBecomesTrue(self.testedApplication.staticTexts[FBTouchesCountLabelIdentifier].fb_isVisible);
+  FBAssertWaitTillBecomesTrue(self.testedApplication.staticTexts[FBTapsCountLabelIdentifier].fb_isVisible);
+}
+
+- (void)goToSpringBoardFirstPage
+{
+  [[XCUIDevice sharedDevice] pressButton:XCUIDeviceButtonHome];
+  [self.testedApplication fb_waitUntilStable];
+  FBAssertWaitTillBecomesTrue(XCUIApplication.fb_systemApplication.icons[@"Safari"].exists);
+  [[XCUIDevice sharedDevice] pressButton:XCUIDeviceButtonHome];
+  [self.testedApplication fb_waitUntilStable];
+  FBAssertWaitTillBecomesTrue(XCUIApplication.fb_systemApplication.icons[@"Calendar"].firstMatch.fb_isVisible);
+}
+
+- (void)goToSpringBoardExtras
+{
+  [self goToSpringBoardFirstPage];
+  [self.springboard swipeLeft];
+  [self.testedApplication fb_waitUntilStable];
+  FBAssertWaitTillBecomesTrue(self.springboard.icons[@"Extras"].fb_isVisible);
+}
+
+- (void)goToSpringBoardDashboard
+{
+  [self goToSpringBoardFirstPage];
+  [self.springboard swipeRight];
+  [self.testedApplication fb_waitUntilStable];
+  NSPredicate *predicate =
+    [NSPredicate predicateWithFormat:
+     @"%K IN %@",
+     FBStringify(XCUIElement, identifier),
+     @[@"SBSearchEtceteraIsolatedView", @"SpotlightSearchField"]
+   ];
+  FBAssertWaitTillBecomesTrue([[self.springboard descendantsMatchingType:XCUIElementTypeAny] elementMatchingPredicate:predicate].fb_isVisible);
+  FBAssertWaitTillBecomesTrue(!self.springboard.icons[@"Calendar"].fb_isVisible);
+}
+
+- (void)goToScrollPageWithCells:(BOOL)showCells
+{
+  [self.testedApplication.buttons[@"Scrolling"] tap];
+  [self.testedApplication fb_waitUntilStable];
+  FBAssertWaitTillBecomesTrue(self.testedApplication.buttons[@"TableView"].fb_isVisible);
+  [self.testedApplication.buttons[showCells ? @"TableView": @"ScrollView"] tap];
+  [self.testedApplication fb_waitUntilStable];
+  FBAssertWaitTillBecomesTrue(self.testedApplication.staticTexts[@"3"].fb_isVisible);
+}
+
+- (void)clearAlert
+{
+  [self.testedApplication fb_waitUntilStable];
+  [[FBAlert alertWithApplication:self.testedApplication] dismissWithError:nil];
+  [self.testedApplication fb_waitUntilStable];
+  FBAssertWaitTillBecomesTrue(self.testedApplication.alerts.count == 0);
+}
+
+@end

WebDriverAgentTests/IntegrationTests/FBKeyboardTests.m

@@ -0,0 +1,61 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBMacros.h"
+#import "FBIntegrationTestCase.h"
+#import "FBKeyboard.h"
+#import "FBRunLoopSpinner.h"
+#import "XCUIApplication+FBHelpers.h"
+
+@interface FBKeyboardTests : FBIntegrationTestCase
+@end
+
+@implementation FBKeyboardTests
+
+- (void)setUp
+{
+  [super setUp];
+  [self launchApplication];
+  [self goToAttributesPage];
+}
+
+- (void)testKeyboardDismissal
+{
+  XCUIElement *textField = self.testedApplication.textFields[@"aIdentifier"];
+  [textField tap];
+
+  if (SYSTEM_VERSION_GREATER_THAN_OR_EQUAL_TO(@"15.0")) {
+    // A workaround until find out to clear tutorial on iOS 15
+    XCUIElement *textField = self.testedApplication.staticTexts[@"Continue"];
+    if (textField.hittable) {
+      [textField tap];
+    }
+  }
+
+  NSError *error;
+  XCTAssertTrue([FBKeyboard waitUntilVisibleForApplication:self.testedApplication timeout:1 error:&error]);
+  XCTAssertNil(error);
+  if ([UIDevice.currentDevice userInterfaceIdiom] == UIUserInterfaceIdiomPad) {
+    XCTAssertTrue([self.testedApplication fb_dismissKeyboardWithKeyNames:nil error:&error]);
+    XCTAssertNil(error);
+  } else {
+    XCTAssertFalse([self.testedApplication fb_dismissKeyboardWithKeyNames:@[@"return"] error:&error]);
+    XCTAssertNotNil(error);
+  }
+}
+
+- (void)testKeyboardPresenceVerification
+{
+  NSError *error;
+  XCTAssertFalse([FBKeyboard waitUntilVisibleForApplication:self.testedApplication timeout:1 error:&error]);
+  XCTAssertNotNil(error);
+}
+
+@end

WebDriverAgentTests/IntegrationTests/FBPasteboardTests.m

@@ -0,0 +1,91 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBIntegrationTestCase.h"
+#import "XCUIElement+FBTyping.h"
+#import "FBPasteboard.h"
+#import "FBTestMacros.h"
+#import "FBXCodeCompatibility.h"
+
+@interface FBPasteboardTests : FBIntegrationTestCase
+@end
+
+@implementation FBPasteboardTests
+
+- (void)setUp
+{
+  [super setUp];
+  [self launchApplication];
+  [self goToAttributesPage];
+}
+
+- (void)testSetPasteboard
+{
+  NSString *text = @"Happy pasting";
+  XCUIElement *textField = self.testedApplication.textFields[@"aIdentifier"];
+  NSError *error;
+  BOOL result = [FBPasteboard setData:(NSData *)[text dataUsingEncoding:NSUTF8StringEncoding]
+                              forType:@"plaintext"
+                                error:&error];
+  XCTAssertTrue(result);
+  XCTAssertNil(error);
+  [textField tap];
+  XCTAssertTrue([textField fb_clearTextWithError:&error]);
+  [textField pressForDuration:2.0];
+  XCUIElementQuery *pastItemsQuery = [[self.testedApplication descendantsMatchingType:XCUIElementTypeAny] matchingIdentifier:@"Paste"];
+  if (![pastItemsQuery.firstMatch waitForExistenceWithTimeout:2.0]) {
+    XCTFail(@"No matched element named 'Paste'");
+  }
+  XCUIElement *pasteItem = pastItemsQuery.firstMatch;
+  XCTAssertNotNil(pasteItem);
+  [pasteItem tap];
+  FBAssertWaitTillBecomesTrue([textField.value isEqualToString:text]);
+}
+
+- (void)testGetPasteboard
+{
+  NSString *text = @"Happy copying";
+  XCUIElement *textField = self.testedApplication.textFields[@"aIdentifier"];
+  NSError *error;
+  XCTAssertTrue([textField fb_typeText:text shouldClear:NO error:&error]);
+  [textField pressForDuration:2.0];
+  XCUIElement *selectAllItem = [[self.testedApplication descendantsMatchingType:XCUIElementTypeAny]
+                                matchingIdentifier:@"Select All"].firstMatch;
+  XCTAssertTrue([selectAllItem waitForExistenceWithTimeout:5]);
+  [selectAllItem tap];
+  if (SYSTEM_VERSION_LESS_THAN(@"16.0")) {
+    [textField pressForDuration:2.0];
+  }
+  XCUIElement *copyItem = [[self.testedApplication descendantsMatchingType:XCUIElementTypeAny]
+                           matchingIdentifier:@"Copy"].firstMatch;
+  XCTAssertTrue([copyItem waitForExistenceWithTimeout:5]);
+  [copyItem tap];
+  FBWaitExact(1.0);
+  NSData *result = [FBPasteboard dataForType:@"plaintext" error:&error];
+  XCTAssertNil(error);
+  XCTAssertEqualObjects(textField.value, [[NSString alloc] initWithData:result encoding:NSUTF8StringEncoding]);
+}
+
+- (void)testUrlCopyPaste
+{
+  NSString *urlString = @"http://appium.io?some=value";
+  NSError *error;
+  XCTAssertTrue([FBPasteboard setData:(NSData *)[urlString dataUsingEncoding:NSUTF8StringEncoding]
+                              forType:@"url"
+                              error:&error]);
+  XCTAssertNil(error);
+  NSData *result = [FBPasteboard dataForType:@"url" error:&error];
+  XCTAssertNil(error);
+  XCTAssertEqualObjects(urlString, [[NSString alloc] initWithData:result encoding:NSUTF8StringEncoding]);
+}
+
+@end
+
+

WebDriverAgentTests/IntegrationTests/FBPickerWheelSelectTests.m

@@ -0,0 +1,55 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBIntegrationTestCase.h"
+#import "XCUIElement+FBPickerWheel.h"
+#import "XCUIElement+FBWebDriverAttributes.h"
+#import "FBXCodeCompatibility.h"
+
+@interface FBPickerWheelSelectTests : FBIntegrationTestCase
+@end
+
+@implementation FBPickerWheelSelectTests
+
+static const CGFloat DEFAULT_OFFSET = (CGFloat)0.2;
+
+- (void)setUp
+{
+  [super setUp];
+  static dispatch_once_t onceToken;
+  dispatch_once(&onceToken, ^{
+    [self launchApplication];
+    [self goToAttributesPage];
+  });
+}
+
+- (void)testSelectNextPickerValue
+{
+  XCUIElement *element = self.testedApplication.pickerWheels.allElementsBoundByIndex.firstObject;
+  XCTAssertTrue(element.exists);
+  XCTAssertEqualObjects(element.wdType, @"XCUIElementTypePickerWheel");
+  NSError *error;
+  NSString *previousValue = element.wdValue;
+  XCTAssertTrue([element fb_selectNextOptionWithOffset:DEFAULT_OFFSET error:&error]);
+  XCTAssertNotEqualObjects(previousValue, element.wdValue);
+}
+
+- (void)testSelectPreviousPickerValue
+{
+  XCUIElement *element = [self.testedApplication.pickerWheels elementBoundByIndex:1];
+  XCTAssertTrue(element.exists);
+  XCTAssertEqualObjects(element.wdType, @"XCUIElementTypePickerWheel");
+  NSError *error;
+  NSString *previousValue = element.wdValue;
+  XCTAssertTrue([element fb_selectPreviousOptionWithOffset:DEFAULT_OFFSET error:&error]);
+  XCTAssertNotEqualObjects(previousValue, element.wdValue);
+}
+
+@end

WebDriverAgentTests/IntegrationTests/FBSafariAlertTests.m

@@ -0,0 +1,73 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBIntegrationTestCase.h"
+#import "FBTestMacros.h"
+#import "FBMacros.h"
+#import "FBSession.h"
+#import "FBXCodeCompatibility.h"
+#import "XCUIElement+FBTyping.h"
+#import "FBAlert.h"
+#import "XCUIApplication+FBAlert.h"
+
+
+@interface FBSafariAlertIntegrationTests : FBIntegrationTestCase
+@property (nonatomic) FBSession *session;
+@property (nonatomic) XCUIApplication *safariApp;
+@end
+
+
+@implementation FBSafariAlertIntegrationTests
+
+- (void)setUp
+{
+  [super setUp];
+  self.session = [FBSession initWithApplication:XCUIApplication.fb_activeApplication];
+  [self.session launchApplicationWithBundleId:FB_SAFARI_BUNDLE_ID
+                      shouldWaitForQuiescence:nil
+                                    arguments:nil
+                                  environment:nil];
+  self.safariApp = self.session.activeApplication;
+}
+
+- (void)tearDown
+{
+  [self.session terminateApplicationWithBundleId:FB_SAFARI_BUNDLE_ID];
+}
+
+- (void)disabled_testCanHandleSafariInputPrompt
+{
+  XCUIElement *urlInput = [[self.safariApp
+                            descendantsMatchingType:XCUIElementTypeTextField]
+                           matchingPredicate:[
+                             NSPredicate predicateWithFormat:@"label == 'Address' or label == 'URL'"
+                           ]].firstMatch;
+  if (!urlInput.exists) {
+    [[[self.safariApp descendantsMatchingType:XCUIElementTypeButton] matchingPredicate:[
+      NSPredicate predicateWithFormat:@"label == 'Address' or label == 'URL'"]].firstMatch tap];
+  }
+  XCTAssertTrue([urlInput fb_typeText:@"https://www.w3schools.com/js/tryit.asp?filename=tryjs_alert"
+                          shouldClear:YES
+                                error:nil]);
+  [[[self.safariApp descendantsMatchingType:XCUIElementTypeButton] matchingIdentifier:@"Go"].firstMatch tap];
+  XCUIElement *clickMeButton = [[self.safariApp descendantsMatchingType:XCUIElementTypeButton]
+                                matchingPredicate:[NSPredicate predicateWithFormat:@"label == 'Try it'"]].firstMatch;
+  XCTAssertTrue([clickMeButton waitForExistenceWithTimeout:15.0]);
+  [clickMeButton tap];
+  FBAlert *alert = [FBAlert alertWithApplication:self.safariApp];
+  FBAssertWaitTillBecomesTrue([alert.text isEqualToString:@"I am an alert box!"]);
+  NSArray *buttonLabels = alert.buttonLabels;
+  XCTAssertEqualObjects(buttonLabels.firstObject, @"Close");
+  XCTAssertNotNil([self.safariApp fb_descendantsMatchingXPathQuery:@"//XCUIElementTypeButton[@label='Close']"
+                                       shouldReturnAfterFirstMatch:YES].firstObject);
+  XCTAssertTrue([alert acceptWithError:nil]);
+}
+
+@end

WebDriverAgentTests/IntegrationTests/FBScreenTests.m

@@ -0,0 +1,31 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBIntegrationTestCase.h"
+#import "FBScreen.h"
+
+@interface FBScreenTests : FBIntegrationTestCase
+@end
+
+@implementation FBScreenTests
+
+- (void)setUp
+{
+  [super setUp];
+  [self launchApplication];
+}
+
+- (void)testScreenScale
+{
+  XCTAssertTrue([FBScreen scale] >= 2);
+}
+
+@end
+	

WebDriverAgentTests/IntegrationTests/FBScrollingTests.m

@@ -0,0 +1,126 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBIntegrationTestCase.h"
+#import "FBTestMacros.h"
+
+#import "FBMacros.h"
+#import "XCUIElement+FBIsVisible.h"
+#import "XCUIElement+FBScrolling.h"
+#import "XCUIElement+FBClassChain.h"
+#import "FBXCodeCompatibility.h"
+
+
+@interface FBScrollingTests : FBIntegrationTestCase
+@property (nonatomic, strong) XCUIElement *scrollView;
+@end
+
+@implementation FBScrollingTests
+
++ (BOOL)shouldShowCells
+{
+  return YES;
+}
+
+- (void)setUp
+{
+  [super setUp];
+  [self launchApplication];
+  [self goToScrollPageWithCells:YES];
+  self.scrollView = [[self.testedApplication.query descendantsMatchingType:XCUIElementTypeAny] matchingIdentifier:@"scrollView"].element;
+}
+
+- (void)testCellVisibility
+{
+  FBAssertVisibleCell(@"0");
+  FBAssertVisibleCell(@"10");
+  XCUIElement *cell10 = FBCellElementWithLabel(@"10");
+  XCTAssertEqual([cell10 isWDHittable], [cell10 isHittable]);
+  FBAssertInvisibleCell(@"30");
+  FBAssertInvisibleCell(@"50");
+  XCUIElement *cell50 = FBCellElementWithLabel(@"50");
+  XCTAssertEqual([cell50 isWDHittable], [cell50 isHittable]);
+}
+
+- (void)testSimpleScroll
+{
+  if (SYSTEM_VERSION_LESS_THAN(@"16.0")) {
+    // This test is unstable in CI env
+    return;
+  }
+
+  FBAssertVisibleCell(@"0");
+  FBAssertVisibleCell(@"10");
+  [self.scrollView fb_scrollDownByNormalizedDistance:1.0];
+  FBAssertInvisibleCell(@"0");
+  FBAssertInvisibleCell(@"10");
+  XCTAssertTrue(self.testedApplication.staticTexts.count > 0);
+  [self.scrollView fb_scrollUpByNormalizedDistance:1.0];
+  FBAssertVisibleCell(@"0");
+  FBAssertVisibleCell(@"10");
+}
+
+- (void)testScrollToVisible
+{
+  NSString *cellName = @"30";
+  FBAssertInvisibleCell(cellName);
+  NSError *error;
+  XCTAssertTrue([FBCellElementWithLabel(cellName) fb_scrollToVisibleWithError:&error]);
+  XCTAssertNil(error);
+  FBAssertVisibleCell(cellName);
+}
+
+- (void)testFarScrollToVisible
+{
+  NSString *cellName = @"80";
+  NSError *error;
+  FBAssertInvisibleCell(cellName);
+  XCTAssertTrue([FBCellElementWithLabel(cellName) fb_scrollToVisibleWithError:&error]);
+  XCTAssertNil(error);
+  FBAssertVisibleCell(cellName);
+}
+
+- (void)testNativeFarScrollToVisible
+{
+  if (SYSTEM_VERSION_LESS_THAN(@"16.0")) {
+    // This test is unstable in CI env
+    return;
+  }
+
+  NSString *cellName = @"80";
+  NSError *error;
+  FBAssertInvisibleCell(cellName);
+  XCTAssertTrue([FBCellElementWithLabel(cellName) fb_nativeScrollToVisibleWithError:&error]);
+  XCTAssertNil(error);
+  FBAssertVisibleCell(cellName);
+}
+
+- (void)testAttributeWithNullScrollToVisible
+{
+  NSError *error;
+  NSArray<XCUIElement *> *queryMatches = [self.testedApplication fb_descendantsMatchingClassChain:@"**/XCUIElementTypeTable/XCUIElementTypeCell[60]" shouldReturnAfterFirstMatch:NO];
+  XCTAssertEqual(queryMatches.count, 1);
+  XCUIElement *element = queryMatches.firstObject;
+  XCTAssertFalse(element.fb_isVisible);
+  [element fb_scrollToVisibleWithError:&error];
+  XCTAssertNil(error);
+  XCTAssertTrue(element.fb_isVisible);
+  
+  if (SYSTEM_VERSION_LESS_THAN(@"16.0")) {
+    // This test is unstable in CI env
+    return;
+  }
+
+  [element tap];
+  XCTAssertTrue(element.wdSelected);
+}
+
+@end
+

WebDriverAgentTests/IntegrationTests/FBSessionIntegrationTests.m

@@ -0,0 +1,133 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBIntegrationTestCase.h"
+#import "FBExceptions.h"
+#import "FBMacros.h"
+#import "FBSession.h"
+#import "FBXCodeCompatibility.h"
+#import "FBTestMacros.h"
+#import "FBUnattachedAppLauncher.h"
+#import "XCUIApplication+FBHelpers.h"
+#import "XCUIApplication.h"
+
+@interface FBSession (Tests)
+
+@end
+
+@interface FBSessionIntegrationTests : FBIntegrationTestCase
+@property (nonatomic) FBSession *session;
+@end
+
+
+static NSString *const SETTINGS_BUNDLE_ID = @"com.apple.Preferences";
+
+@implementation FBSessionIntegrationTests
+
+- (void)setUp
+{
+  [super setUp];
+  [self launchApplication];
+  XCUIApplication *app = [[XCUIApplication alloc] initWithBundleIdentifier:self.testedApplication.bundleID];
+  self.session = [FBSession initWithApplication:app];
+}
+
+- (void)tearDown
+{
+  [self.session kill];
+  [super tearDown];
+}
+
+- (void)testSettingsAppCanBeOpenedInScopeOfTheCurrentSession
+{
+  XCUIApplication *testedApp = XCUIApplication.fb_activeApplication;
+  [self.session launchApplicationWithBundleId:SETTINGS_BUNDLE_ID
+                      shouldWaitForQuiescence:nil
+                                    arguments:nil
+                                  environment:nil];
+  FBAssertWaitTillBecomesTrue([self.session.activeApplication.bundleID isEqualToString:SETTINGS_BUNDLE_ID]);
+  XCTAssertEqual([self.session applicationStateWithBundleId:SETTINGS_BUNDLE_ID], 4);
+  [self.session activateApplicationWithBundleId:testedApp.bundleID];
+  FBAssertWaitTillBecomesTrue([self.session.activeApplication.bundleID isEqualToString: testedApp.bundleID]);
+  XCTAssertEqual([self.session applicationStateWithBundleId:testedApp.bundleID], 4);
+}
+
+- (void)testSettingsAppCanBeReopenedInScopeOfTheCurrentSession
+{
+  XCUIApplication *systemApp = self.springboard;
+  [self.session launchApplicationWithBundleId:SETTINGS_BUNDLE_ID
+                      shouldWaitForQuiescence:nil
+                                    arguments:nil
+                                  environment:nil];
+  FBAssertWaitTillBecomesTrue([self.session.activeApplication.bundleID isEqualToString:SETTINGS_BUNDLE_ID]);
+  XCTAssertTrue([self.session terminateApplicationWithBundleId:SETTINGS_BUNDLE_ID]);
+  FBAssertWaitTillBecomesTrue([systemApp.bundleID isEqualToString:self.session.activeApplication.bundleID]);
+  [self.session launchApplicationWithBundleId:SETTINGS_BUNDLE_ID
+                      shouldWaitForQuiescence:nil
+                                    arguments:nil
+                                  environment:nil];
+  FBAssertWaitTillBecomesTrue([self.session.activeApplication.bundleID isEqualToString:SETTINGS_BUNDLE_ID]);
+}
+
+- (void)testMainAppCanBeReactivatedInScopeOfTheCurrentSession
+{
+  XCUIApplication *testedApp = XCUIApplication.fb_activeApplication;
+  [self.session launchApplicationWithBundleId:SETTINGS_BUNDLE_ID
+                      shouldWaitForQuiescence:nil
+                                    arguments:nil
+                                  environment:nil];
+  FBAssertWaitTillBecomesTrue([self.session.activeApplication.bundleID isEqualToString:SETTINGS_BUNDLE_ID]);
+  [self.session activateApplicationWithBundleId:testedApp.bundleID];
+  FBAssertWaitTillBecomesTrue([self.session.activeApplication.bundleID isEqualToString:testedApp.bundleID]);
+}
+
+- (void)testMainAppCanBeRestartedInScopeOfTheCurrentSession
+{
+  XCUIApplication *systemApp = self.springboard;
+  XCUIApplication *testedApp = [[XCUIApplication alloc] initWithBundleIdentifier:self.testedApplication.bundleID];
+  [self.session terminateApplicationWithBundleId:testedApp.bundleID];
+  FBAssertWaitTillBecomesTrue([self.session.activeApplication.bundleID isEqualToString:systemApp.bundleID]);
+  [self.session launchApplicationWithBundleId:testedApp.bundleID
+                      shouldWaitForQuiescence:nil
+                                    arguments:nil
+                                  environment:nil];
+  FBAssertWaitTillBecomesTrue([self.session.activeApplication.bundleID isEqualToString:testedApp.bundleID]);
+}
+
+- (void)testLaunchUnattachedApp
+{
+  [FBUnattachedAppLauncher launchAppWithBundleId:SETTINGS_BUNDLE_ID];
+  [self.session kill];
+  XCTAssertEqualObjects(SETTINGS_BUNDLE_ID, XCUIApplication.fb_activeApplication.bundleID);
+}
+
+- (void)testAppWithInvalidBundleIDCannotBeStarted
+{
+  XCUIApplication *testedApp = [[XCUIApplication alloc] initWithBundleIdentifier:@"yolo"];
+  @try {
+    [testedApp launch];
+    XCTFail(@"An exception is expected to be thrown");
+  } @catch (NSException *exception) {
+    XCTAssertEqualObjects(FBApplicationMissingException, exception.name);
+  }
+}
+
+- (void)testAppWithInvalidBundleIDCannotBeActivated
+{
+  XCUIApplication *testedApp = [[XCUIApplication alloc] initWithBundleIdentifier:@"yolo"];
+  @try {
+    [testedApp activate];
+    XCTFail(@"An exception is expected to be thrown");
+  } @catch (NSException *exception) {
+    XCTAssertEqualObjects(FBApplicationMissingException, exception.name);
+  }
+}
+
+@end

WebDriverAgentTests/IntegrationTests/FBTapTest.m

@@ -0,0 +1,103 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBIntegrationTestCase.h"
+
+#import "FBElementCache.h"
+#import "FBTestMacros.h"
+#import "XCUIDevice+FBRotation.h"
+#import "XCUIElement+FBIsVisible.h"
+
+@interface FBTapTest : FBIntegrationTestCase
+@end
+
+// It is recommnded to verify these tests with different iOS versions
+
+@implementation FBTapTest
+
+- (void)verifyTapWithOrientation:(UIDeviceOrientation)orientation
+{
+  [[XCUIDevice sharedDevice] fb_setDeviceInterfaceOrientation:orientation];
+  [self.testedApplication.buttons[FBShowAlertButtonName] tap];
+  FBAssertWaitTillBecomesTrue(self.testedApplication.alerts.count > 0);
+}
+
+- (void)setUp
+{
+  // Launch the app everytime to ensure the orientation for each test.
+  [super setUp];
+  [self launchApplication];
+  [self goToAlertsPage];
+  [self clearAlert];
+}
+
+- (void)tearDown
+{
+  [self clearAlert];
+  [self resetOrientation];
+  [super tearDown];
+}
+
+- (void)testTap
+{
+  [self verifyTapWithOrientation:UIDeviceOrientationPortrait];
+}
+
+- (void)testTapInLandscapeLeft
+{
+  [self verifyTapWithOrientation:UIDeviceOrientationLandscapeLeft];
+}
+
+- (void)testTapInLandscapeRight
+{
+
+  [self verifyTapWithOrientation:UIDeviceOrientationLandscapeRight];
+}
+
+- (void)testTapInPortraitUpsideDown
+{
+  if (UIDevice.currentDevice.userInterfaceIdiom == UIUserInterfaceIdiomPad) {
+    XCTSkip(@"Failed on Azure Pipeline. Local run succeeded.");
+  }
+  [self verifyTapWithOrientation:UIDeviceOrientationPortraitUpsideDown];
+}
+
+- (void)verifyTapByCoordinatesWithOrientation:(UIDeviceOrientation)orientation
+{
+  [[XCUIDevice sharedDevice] fb_setDeviceInterfaceOrientation:orientation];
+  XCUIElement *dstButton = self.testedApplication.buttons[FBShowAlertButtonName];
+  [[dstButton coordinateWithNormalizedOffset:CGVectorMake(0.5, 0.5)] tap];
+  FBAssertWaitTillBecomesTrue(self.testedApplication.alerts.count > 0);
+}
+
+- (void)testTapCoordinates
+{
+  [self verifyTapByCoordinatesWithOrientation:UIDeviceOrientationPortrait];
+}
+
+- (void)testTapCoordinatesInLandscapeLeft
+{
+  [self verifyTapByCoordinatesWithOrientation:UIDeviceOrientationLandscapeLeft];
+}
+
+- (void)testTapCoordinatesInLandscapeRight
+{
+  [self verifyTapByCoordinatesWithOrientation:UIDeviceOrientationLandscapeRight];
+}
+
+- (void)testTapCoordinatesInPortraitUpsideDown
+{
+  if (UIDevice.currentDevice.userInterfaceIdiom == UIUserInterfaceIdiomPad) {
+    XCTSkip(@"Failed on Azure Pipeline. Local run succeeded.");
+  }
+  [self verifyTapByCoordinatesWithOrientation:UIDeviceOrientationPortraitUpsideDown];
+}
+
+@end

WebDriverAgentTests/IntegrationTests/FBTestMacros.h

@@ -0,0 +1,33 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <WebDriverAgentLib/FBRunLoopSpinner.h>
+
+/**
+ Macro used to wait till certain condition is true.
+ If condition will not become true within default timeout (1m) it will fail running test
+ */
+#define FBAssertWaitTillBecomesTrue(condition) \
+  ({ \
+    NSError *__error; \
+    XCTAssertTrue([[[FBRunLoopSpinner new] \
+      interval:1.0] \
+    spinUntilTrue:^BOOL{ \
+      return (condition); \
+    }]); \
+    XCTAssertNil(__error); \
+  })
+
+#define FBWaitExact(timeoutSeconds) \
+  ({ \
+    [[NSRunLoop currentRunLoop] runUntilDate:[NSDate dateWithTimeIntervalSinceNow:(timeoutSeconds)]]; \
+  })
+
+#define FBCellElementWithLabel(label) ([self.testedApplication descendantsMatchingType:XCUIElementTypeAny][label])
+#define FBAssertVisibleCell(label) FBAssertWaitTillBecomesTrue(FBCellElementWithLabel(label).fb_isVisible)
+#define FBAssertInvisibleCell(label) FBAssertWaitTillBecomesTrue(!FBCellElementWithLabel(label).fb_isVisible)

WebDriverAgentTests/IntegrationTests/FBTypingTest.m

@@ -0,0 +1,68 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBIntegrationTestCase.h"
+#import "XCUIElement.h"
+#import "XCUIElement+FBTyping.h"
+
+@interface FBTypingTest : FBIntegrationTestCase
+@end
+
+@implementation FBTypingTest
+
+- (void)setUp
+{
+  [super setUp];
+  [self launchApplication];
+  [self goToAttributesPage];
+}
+
+- (void)testTextTyping
+{
+  NSString *text = @"Happy typing";
+  XCUIElement *textField = self.testedApplication.textFields[@"aIdentifier"];
+  NSError *error;
+  XCTAssertTrue([textField fb_typeText:text shouldClear:NO error:&error]);
+  XCTAssertNil(error);
+  XCTAssertEqualObjects(textField.value, text);
+}
+
+- (void)testTextTypingOnFocusedElement
+{
+  NSString *text = @"Happy typing";
+  XCUIElement *textField = self.testedApplication.textFields[@"aIdentifier"];
+  [textField tap];
+  XCTAssertTrue(textField.hasKeyboardFocus);
+  NSError *error;
+  XCTAssertTrue([textField fb_typeText:text shouldClear:NO error:&error]);
+  XCTAssertNil(error);
+  XCTAssertTrue([textField fb_typeText:text shouldClear:NO error:&error]);
+  XCTAssertNil(error);
+  NSString *expectedText = [NSString stringWithFormat:@"%@%@", text, text];
+  XCTAssertEqualObjects(textField.value, expectedText);
+}
+
+- (void)testTextClearing
+{
+  XCUIElement *textField = self.testedApplication.textFields[@"aIdentifier"];
+  [textField tap];
+  [textField typeText:@"Happy typing"];
+  XCTAssertTrue([textField.value length] > 0);
+  NSError *error;
+  XCTAssertTrue([textField fb_clearTextWithError:&error]);
+  XCTAssertNil(error);
+  XCTAssertEqualObjects(textField.value, @"");
+  XCTAssertTrue([textField fb_typeText:@"Happy typing" shouldClear:YES error:&error]);
+  XCTAssertTrue([textField fb_typeText:@"Happy typing 2" shouldClear:YES error:&error]);
+  XCTAssertEqualObjects(textField.value, @"Happy typing 2");
+  XCTAssertNil(error);
+}
+
+@end

WebDriverAgentTests/IntegrationTests/FBVideoRecordingTests.m

@@ -0,0 +1,64 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBIntegrationTestCase.h"
+
+#import "FBConfiguration.h"
+#import "FBMacros.h"
+#import "FBScreenRecordingPromise.h"
+#import "FBScreenRecordingRequest.h"
+#import "FBScreenRecordingContainer.h"
+#import "FBXCTestDaemonsProxy.h"
+
+@interface FBVideoRecordingTests : FBIntegrationTestCase
+@end
+
+@implementation FBVideoRecordingTests
+
+- (void)setUp
+{
+  [[NSUserDefaults standardUserDefaults] setBool:YES forKey:@"DisableDiagnosticScreenRecordings"];
+  [super setUp];
+}
+
+- (void)testStartingAndStoppingVideoRecording
+{
+  XCTSkip(@"Failed on Azure Pipeline. Local run succeeded.");
+
+  // Video recording is only available since iOS 17
+  if (SYSTEM_VERSION_LESS_THAN(@"17.0")) {
+    return;
+  }
+
+  FBScreenRecordingRequest *recordingRequest = [[FBScreenRecordingRequest alloc] initWithFps:24
+                                                                                       codec:0];
+  NSError *error;
+  FBScreenRecordingPromise *promise = [FBXCTestDaemonsProxy startScreenRecordingWithRequest:recordingRequest
+                                                                                      error:&error];
+  XCTAssertNotNil(promise);
+  XCTAssertNotNil(promise.identifier);
+  XCTAssertNil(error);
+  
+  [FBScreenRecordingContainer.sharedInstance storeScreenRecordingPromise:promise
+                                                                     fps:24
+                                                                   codec:0];
+  XCTAssertEqual(FBScreenRecordingContainer.sharedInstance.screenRecordingPromise, promise);
+
+  [[NSRunLoop currentRunLoop] runUntilDate:[NSDate dateWithTimeIntervalSinceNow:2.]];
+
+  BOOL isSuccessfull = [FBXCTestDaemonsProxy stopScreenRecordingWithUUID:promise.identifier error:&error];
+  XCTAssertTrue(isSuccessfull);
+  XCTAssertNil(error);
+  
+  [FBScreenRecordingContainer.sharedInstance reset];
+  XCTAssertNil(FBScreenRecordingContainer.sharedInstance.screenRecordingPromise);
+}
+
+@end

WebDriverAgentTests/IntegrationTests/FBW3CMultiTouchActionsIntegrationTests.m

@@ -0,0 +1,124 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBIntegrationTestCase.h"
+
+#import "XCUIElement.h"
+#import "XCUIApplication+FBTouchAction.h"
+#import "FBTestMacros.h"
+#import "XCUIDevice+FBRotation.h"
+#import "FBRunLoopSpinner.h"
+
+@interface FBW3CMultiTouchActionsIntegrationTests : FBIntegrationTestCase
+
+@end
+
+
+@implementation FBW3CMultiTouchActionsIntegrationTests
+
+- (void)verifyGesture:(NSArray<NSDictionary<NSString *, id> *> *)gesture orientation:(UIDeviceOrientation)orientation
+{
+  [[XCUIDevice sharedDevice] fb_setDeviceInterfaceOrientation:orientation];
+  NSError *error;
+  XCTAssertTrue([self.testedApplication fb_performW3CActions:gesture elementCache:nil error:&error]);
+  FBAssertWaitTillBecomesTrue(self.testedApplication.alerts.count > 0);
+}
+
+- (void)setUp
+{
+  [super setUp];
+  static dispatch_once_t onceToken;
+  dispatch_once(&onceToken, ^{
+    [self launchApplication];
+    [self goToAlertsPage];
+  });
+  [self clearAlert];
+}
+
+- (void)tearDown
+{
+  [self clearAlert];
+  [self resetOrientation];
+  [super tearDown];
+}
+
+- (void)testErroneousGestures
+{
+  NSArray<NSArray<NSDictionary<NSString *, id> *> *> *invalidGestures =
+  @[
+    // One of the chains has duplicated id
+    @[
+      @{
+        @"type": @"pointer",
+        @"id": @"finger1",
+        @"parameters": @{@"pointerType": @"touch"},
+        @"actions": @[
+            @{@"type": @"pointerMove", @"duration": @0, @"x": @1, @"y": @1},
+            @{@"type": @"pointerDown"},
+            @{@"type": @"pause", @"duration": @100},
+            @{@"type": @"pointerUp"},
+            ],
+        },
+      @{
+        @"type": @"pointer",
+        @"id": @"finger1",
+        @"parameters": @{@"pointerType": @"touch"},
+        @"actions": @[
+            @{@"type": @"pointerMove", @"duration": @0, @"x": @1, @"y": @1},
+            @{@"type": @"pointerDown"},
+            @{@"type": @"pause", @"duration": @100},
+            @{@"type": @"pointerUp"},
+            ],
+        },
+      ],
+    
+    ];
+  
+  for (NSArray<NSDictionary<NSString *, id> *> *invalidGesture in invalidGestures) {
+    NSError *error;
+    XCTAssertFalse([self.testedApplication fb_performW3CActions:invalidGesture elementCache:nil  error:&error]);
+    XCTAssertNotNil(error);
+  }
+}
+
+- (void)testSymmetricTwoFingersTap
+{
+  XCUIElement *element = self.testedApplication.buttons[FBShowAlertButtonName];
+  NSArray<NSDictionary<NSString *, id> *> *gesture =
+  @[
+    @{
+      @"type": @"pointer",
+      @"id": @"finger1",
+      @"parameters": @{@"pointerType": @"touch"},
+      @"actions": @[
+          @{@"type": @"pointerMove", @"duration": @0, @"origin": element, @"x": @0, @"y": @0},
+          @{@"type": @"pointerDown"},
+          @{@"type": @"pause", @"duration": @100},
+          @{@"type": @"pointerUp"},
+          ],
+      },
+    @{
+      @"type": @"pointer",
+      @"id": @"finger2",
+      @"parameters": @{@"pointerType": @"touch"},
+      @"actions": @[
+          @{@"type": @"pointerMove", @"duration": @0, @"origin": element, @"x": @0, @"y": @0},
+          @{@"type": @"pointerDown"},
+          @{@"type": @"pause", @"duration": @100},
+          @{@"type": @"pointerUp"},
+          ],
+      },
+    ];
+  
+  [self verifyGesture:gesture orientation:UIDeviceOrientationPortrait];
+}
+
+@end
+

WebDriverAgentTests/IntegrationTests/FBW3CTouchActionsIntegrationTests.m

@@ -0,0 +1,491 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBIntegrationTestCase.h"
+
+#import "XCUIElement.h"
+#import "XCUIDevice.h"
+#import "XCUIApplication+FBTouchAction.h"
+#import "FBTestMacros.h"
+#import "XCUIDevice+FBRotation.h"
+#import "FBRunLoopSpinner.h"
+#import "FBXCodeCompatibility.h"
+
+@interface FBW3CTouchActionsIntegrationTestsPart1 : FBIntegrationTestCase
+@end
+
+@interface FBW3CTouchActionsIntegrationTestsPart2 : FBIntegrationTestCase
+@property (nonatomic) XCUIElement *pickerWheel;
+@end
+
+
+@implementation FBW3CTouchActionsIntegrationTestsPart1
+
+- (void)verifyGesture:(NSArray<NSDictionary<NSString *, id> *> *)gesture orientation:(UIDeviceOrientation)orientation
+{
+  [[XCUIDevice sharedDevice] fb_setDeviceInterfaceOrientation:orientation];
+  NSError *error;
+  XCTAssertTrue([self.testedApplication fb_performW3CActions:gesture elementCache:nil error:&error]);
+  FBAssertWaitTillBecomesTrue(self.testedApplication.alerts.count > 0);
+}
+
+- (void)setUp
+{
+  [super setUp];
+  static dispatch_once_t onceToken;
+  dispatch_once(&onceToken, ^{
+    [self launchApplication];
+    [self goToAlertsPage];
+  });
+  [self clearAlert];
+}
+
+- (void)tearDown
+{
+  [self clearAlert];
+  [self resetOrientation];
+  [super tearDown];
+}
+
+- (void)testErroneousGestures
+{
+  NSArray<NSArray<NSDictionary<NSString *, id> *> *> *invalidGestures =
+  @[
+    // Empty chain
+    @[],
+    
+    // Chain element without 'actions' key
+    @[@{
+        @"type": @"pointer",
+        @"id": @"finger1",
+        @"parameters": @{@"pointerType": @"touch"},
+        },
+      ],
+    
+    // Chain element without type
+    @[@{
+        @"id": @"finger1",
+        @"parameters": @{@"pointerType": @"touch"},
+        @"actions": @[
+            @{@"type": @"pointerMove", @"duration": @0, @"x": @100, @"y": @100},
+            ],
+        },
+      ],
+    
+    // Chain element without id
+    @[@{
+        @"type": @"pointer",
+        @"parameters": @{@"pointerType": @"touch"},
+        @"actions": @[
+            @{@"type": @"pointerMove", @"duration": @0, @"x": @100, @"y": @100},
+            ],
+        },
+      ],
+    
+    // Chain element with empty id
+    @[@{
+        @"type": @"pointer",
+        @"id": @"",
+        @"parameters": @{@"pointerType": @"touch"},
+        @"actions": @[
+            @{@"type": @"pointerMove", @"duration": @0, @"x": @100, @"y": @100},
+            ],
+        },
+      ],
+    
+    // Chain element with unsupported type
+    @[@{
+        @"type": @"key",
+        @"id": @"finger1",
+        @"parameters": @{@"pointerType": @"touch"},
+        @"actions": @[
+            @{@"type": @"pointerMove", @"duration": @0, @"x": @100, @"y": @100},
+            ],
+        },
+      ],
+    
+    // Chain element with unsupported pointerType (default)
+    @[@{
+        @"type": @"pointer",
+        @"id": @"finger1",
+        @"actions": @[
+            @{@"type": @"pointerMove", @"duration": @0, @"x": @100, @"y": @100},
+            ],
+        },
+      ],
+ 
+    // Chain element with unsupported pointerType (non-default)
+    @[@{
+        @"type": @"pointer",
+        @"id": @"finger1",
+        @"parameters": @{@"pointerType": @"pen"},
+        @"actions": @[
+            @{@"type": @"pointerMove", @"duration": @0, @"x": @100, @"y": @100},
+            ],
+        },
+      ],
+    
+    // Chain element without action item type
+    @[@{
+        @"type": @"pointer",
+        @"id": @"finger1",
+        @"parameters": @{@"pointerType": @"touch"},
+        @"actions": @[
+            @{@"duration": @0, @"x": @1, @"y": @1},
+            @{@"type": @"pointerDown"},
+            @{@"type": @"pause", @"duration": @100},
+            @{@"type": @"pointerUp"},
+            ],
+        },
+      ],
+
+    // Chain element with singe up action
+    @[@{
+        @"type": @"pointer",
+        @"id": @"finger1",
+        @"parameters": @{@"pointerType": @"touch"},
+        @"actions": @[
+            @{@"type": @"pointerUp"},
+            ],
+        },
+      ],
+    
+    // Chain element containing action item without y coordinate
+    @[@{
+        @"type": @"pointer",
+        @"id": @"finger1",
+        @"parameters": @{@"pointerType": @"touch"},
+        @"actions": @[
+            @{@"type": @"pointerMove", @"duration": @0, @"x": @1},
+            @{@"type": @"pointerDown"},
+            @{@"type": @"pause", @"duration": @100},
+            @{@"type": @"pointerUp"},
+            ],
+        },
+      ],
+    
+    // Chain element containing action item with an unknown type
+    @[@{
+        @"type": @"pointer",
+        @"id": @"finger1",
+        @"parameters": @{@"pointerType": @"touch"},
+        @"actions": @[
+            @{@"type": @"pointerMoved", @"duration": @0, @"x": @1, @"y": @1},
+            @{@"type": @"pointerDown"},
+            @{@"type": @"pause", @"duration": @100},
+            @{@"type": @"pointerUp"},
+            ],
+        },
+      ],
+    
+    // Chain element where action items start with an incorrect item
+    @[@{
+        @"type": @"pointer",
+        @"id": @"finger1",
+        @"parameters": @{@"pointerType": @"touch"},
+        @"actions": @[
+            @{@"type": @"pause", @"duration": @100},
+            @{@"type": @"pointerMove", @"duration": @0, @"x": @1, @"y": @1},
+            @{@"type": @"pointerDown"},
+            @{@"type": @"pause", @"duration": @100},
+            @{@"type": @"pointerUp"},
+            ],
+        },
+      ],
+    
+    // Chain element where pointerMove action item does not contain coordinates
+    @[@{
+        @"type": @"pointer",
+        @"id": @"finger1",
+        @"parameters": @{@"pointerType": @"touch"},
+        @"actions": @[
+            @{@"type": @"pointerMove", @"duration": @0},
+            @{@"type": @"pointerDown"},
+            @{@"type": @"pause", @"duration": @100},
+            @{@"type": @"pointerUp"},
+            ],
+        },
+      ],
+    
+    // Chain element where pointerMove action item cannot use coordinates of the previous item
+    @[@{
+        @"type": @"pointer",
+        @"id": @"finger1",
+        @"parameters": @{@"pointerType": @"touch"},
+        @"actions": @[
+            @{@"type": @"pointerMove", @"duration": @0, @"origin": @"pointer"},
+            @{@"type": @"pointerDown"},
+            @{@"type": @"pause", @"duration": @100},
+            @{@"type": @"pointerUp"},
+            ],
+        },
+      ],
+    
+    // Chain element where action items contains negative duration
+    @[@{
+        @"type": @"pointer",
+        @"id": @"finger1",
+        @"parameters": @{@"pointerType": @"touch"},
+        @"actions": @[
+            @{@"type": @"pointerMove", @"duration": @0, @"x": @1, @"y": @1},
+            @{@"type": @"pointerDown"},
+            @{@"type": @"pause", @"duration": @-100},
+            @{@"type": @"pointerUp"},
+            ],
+        },
+      ],
+    
+    // Chain element where action items start with an incorrect one, because the correct one is canceled
+    @[@{
+        @"type": @"pointer",
+        @"id": @"finger1",
+        @"parameters": @{@"pointerType": @"touch"},
+        @"actions": @[
+            @{@"type": @"pointerMove", @"duration": @0, @"x": @1, @"y": @1},
+            @{@"type": @"pointerCancel"},
+            @{@"type": @"pointerDown"},
+            @{@"type": @"pause", @"duration": @-100},
+            @{@"type": @"pointerUp"},
+            ],
+        },
+      ],
+    
+    ];
+  
+  for (NSArray<NSDictionary<NSString *, id> *> *invalidGesture in invalidGestures) {
+    NSError *error;
+    XCTAssertFalse([self.testedApplication fb_performW3CActions:invalidGesture elementCache:nil error:&error]);
+    XCTAssertNotNil(error);
+  }
+}
+
+- (void)testNothingDoesWithoutError
+{
+  NSArray<NSDictionary<NSString *, id> *> *gesture =
+  @[@{
+      @"type": @"pointer",
+      @"id": @"finger1",
+      @"parameters": @{@"pointerType": @"touch"},
+      @"actions": @[],
+      },
+    ];
+  NSError *error;
+  XCTAssertTrue([self.testedApplication fb_performW3CActions:gesture elementCache:nil error:&error]);
+  XCTAssertNil(error);
+}
+
+- (void)testTap
+{
+  NSArray<NSDictionary<NSString *, id> *> *gesture =
+  @[@{
+      @"type": @"pointer",
+      @"id": @"finger1",
+      @"parameters": @{@"pointerType": @"touch"},
+      @"actions": @[
+          @{@"type": @"pointerMove", @"duration": @0, @"origin": self.testedApplication.buttons[FBShowAlertButtonName], @"x": @0, @"y": @0},
+          @{@"type": @"pointerDown"},
+          @{@"type": @"pause", @"duration": @100},
+          @{@"type": @"pointerUp"},
+          ],
+      },
+    ];
+  [self verifyGesture:gesture orientation:UIDeviceOrientationPortrait];
+}
+
+- (void)testDoubleTap
+{
+  NSArray<NSDictionary<NSString *, id> *> *gesture =
+  @[@{
+      @"type": @"pointer",
+      @"id": @"finger1",
+      @"parameters": @{@"pointerType": @"touch"},
+      @"actions": @[
+          @{@"type": @"pointerMove", @"duration": @0, @"origin": self.testedApplication.buttons[FBShowAlertButtonName]},
+          @{@"type": @"pointerDown"},
+          @{@"type": @"pause", @"duration": @50},
+          @{@"type": @"pointerUp"},
+          @{@"type": @"pause", @"duration": @200},
+          @{@"type": @"pointerDown"},
+          @{@"type": @"pause", @"duration": @50},
+          @{@"type": @"pointerUp"},
+          ],
+      },
+    ];
+  [self verifyGesture:gesture orientation:UIDeviceOrientationLandscapeLeft];
+}
+
+- (void)testLongPressWithCombinedPause
+{
+  NSArray<NSDictionary<NSString *, id> *> *gesture =
+  @[@{
+      @"type": @"pointer",
+      @"id": @"finger1",
+      @"parameters": @{@"pointerType": @"touch"},
+      @"actions": @[
+          @{@"type": @"pointerMove", @"duration": @0, @"origin": self.testedApplication.buttons[FBShowAlertButtonName], @"x": @5, @"y": @5},
+          @{@"type": @"pointerDown"},
+          @{@"type": @"pause", @"duration": @200},
+          @{@"type": @"pause", @"duration": @200},
+          @{@"type": @"pause", @"duration": @100},
+          @{@"type": @"pointerUp"},
+          ],
+      },
+    ];
+  [self verifyGesture:gesture orientation:UIDeviceOrientationLandscapeRight];
+}
+
+- (void)testLongPress
+{
+  if (UIDevice.currentDevice.userInterfaceIdiom == UIUserInterfaceIdiomPad) {
+    XCTSkip(@"Failed on Azure Pipeline. Local run succeeded.");
+  }
+  UIDeviceOrientation orientation = UIDeviceOrientationLandscapeLeft;
+  [[XCUIDevice sharedDevice] fb_setDeviceInterfaceOrientation:orientation];
+  CGRect elementFrame = self.testedApplication.buttons[FBShowAlertButtonName].frame;
+  NSArray<NSDictionary<NSString *, id> *> *gesture =
+  @[@{
+      @"type": @"pointer",
+      @"id": @"finger1",
+      @"parameters": @{@"pointerType": @"touch"},
+      @"actions": @[
+          @{@"type": @"pointerMove", @"duration": @0, @"x": @(elementFrame.origin.x + 1), @"y": @(elementFrame.origin.y + 1)},
+          @{@"type": @"pointerDown"},
+          @{@"type": @"pause", @"duration": @500},
+          @{@"type": @"pointerUp"},
+          ],
+      },
+    ];
+  [self verifyGesture:gesture orientation:orientation];
+}
+
+- (void)testForceTap
+{
+  if (![XCUIDevice.sharedDevice supportsPressureInteraction]) {
+    return;
+  }
+
+  NSArray<NSDictionary<NSString *, id> *> *gesture =
+  @[@{
+      @"type": @"pointer",
+      @"id": @"finger1",
+      @"parameters": @{@"pointerType": @"touch"},
+      @"actions": @[
+          @{@"type": @"pointerMove", @"duration": @0, @"origin": self.testedApplication.buttons[FBShowAlertButtonName]},
+          @{@"type": @"pointerDown"},
+          @{@"type": @"pause", @"duration": @500},
+          @{@"type": @"pointerDown", @"pressure": @1.0, @"width":@10, @"height":@10},
+          @{@"type": @"pause", @"duration": @50},
+          @{@"type": @"pointerDown", @"pressure": @1.0, @"width":@10, @"height":@10},
+          @{@"type": @"pause", @"duration": @50},
+          @{@"type": @"pointerUp"},
+          ],
+      },
+    ];
+  [self verifyGesture:gesture orientation:UIDeviceOrientationLandscapeLeft];
+}
+
+@end
+
+
+@implementation FBW3CTouchActionsIntegrationTestsPart2
+
+- (void)setUp
+{
+  [super setUp];
+  static dispatch_once_t onceToken;
+  dispatch_once(&onceToken, ^{
+    [self launchApplication];
+    [self goToAttributesPage];
+  });
+  self.pickerWheel = self.testedApplication.pickerWheels.allElementsBoundByIndex.firstObject;
+}
+
+- (void)tearDown
+{
+  [self resetOrientation];
+  [super tearDown];
+}
+
+- (void)verifyPickerWheelPositionChangeWithGesture:(NSArray<NSDictionary<NSString *, id> *> *)gesture
+{
+  NSString *previousValue = self.pickerWheel.value;
+  NSError *error;
+  XCTAssertTrue([self.testedApplication fb_performW3CActions:gesture elementCache:nil error:&error]);
+  XCTAssertNil(error);
+  XCTAssertTrue([[[[FBRunLoopSpinner new]
+                   timeout:2.0]
+                  timeoutErrorMessage:@"Picker wheel value has not been changed after 2 seconds timeout"]
+                 spinUntilTrue:^BOOL{
+    return ![[self.pickerWheel fb_standardSnapshot].value isEqualToString:previousValue];
+                 }
+                 error:&error]);
+  XCTAssertNil(error);
+}
+
+- (void)testSwipePickerWheelWithElementCoordinates
+{
+  CGRect pickerFrame = self.pickerWheel.frame;
+  NSArray<NSDictionary<NSString *, id> *> *gesture =
+  @[@{
+      @"type": @"pointer",
+      @"id": @"finger1",
+      @"parameters": @{@"pointerType": @"touch"},
+      @"actions": @[
+          @{@"type": @"pointerMove", @"duration": @0, @"origin": self.pickerWheel, @"x": @0, @"y":@0},
+          @{@"type": @"pointerDown"},
+          @{@"type": @"pointerMove", @"duration": @100,@"width":@10, @"height":@10, @"pressure":@0.5, @"origin": self.pickerWheel, @"x": @0, @"y": @(pickerFrame.size.height / 2)},
+          @{@"type": @"pointerUp"},
+          ],
+      },
+    ];
+  [self verifyPickerWheelPositionChangeWithGesture:gesture];
+}
+
+- (void)testSwipePickerWheelWithRelativeCoordinates
+{
+  CGRect pickerFrame = self.pickerWheel.frame;
+  NSArray<NSDictionary<NSString *, id> *> *gesture =
+  @[@{
+      @"type": @"pointer",
+      @"id": @"finger1",
+      @"parameters": @{@"pointerType": @"touch"},
+      @"actions": @[
+          @{@"type": @"pointerMove", @"duration": @100, @"origin": self.pickerWheel, @"x": @0, @"y": @0},
+          @{@"type": @"pointerDown"},
+          @{@"type": @"pointerMove", @"duration": @100, @"width":@10, @"height":@10, @"pressure":@0.5, @"origin": @"pointer", @"x": @0, @"y": @(-pickerFrame.size.height / 2)},
+          @{@"type": @"pointerUp"},
+          ],
+      },
+    ];
+  [self verifyPickerWheelPositionChangeWithGesture:gesture];
+}
+
+- (void)testSwipePickerWheelWithAbsoluteCoordinates
+{
+  CGRect pickerFrame = self.pickerWheel.frame;
+  NSArray<NSDictionary<NSString *, id> *> *gesture =
+  @[@{
+      @"type": @"pointer",
+      @"id": @"finger1",
+      @"parameters": @{@"pointerType": @"touch"},
+      @"actions": @[
+          @{@"type": @"pointerMove", @"duration": @0, @"x": @(pickerFrame.origin.x + pickerFrame.size.width / 2), @"y": @(pickerFrame.origin.y + pickerFrame.size.height / 2)},
+          @{@"type": @"pointerDown"},
+          @{@"type": @"pointerMove", @"duration": @100,@"width":@10, @"height":@10, @"pressure":@0.5, @"origin": @"pointer", @"x": @0, @"y": @(pickerFrame.size.height / 2)},
+          @{@"type": @"pointerUp"},
+          ],
+      },
+    ];
+  [self verifyPickerWheelPositionChangeWithGesture:gesture];
+}
+
+@end
+
+

WebDriverAgentTests/IntegrationTests/FBW3CTypeActionsTests.m

@@ -0,0 +1,184 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBIntegrationTestCase.h"
+#import "XCUIElement.h"
+#import "XCUIElement+FBTyping.h"
+#import "XCUIApplication+FBTouchAction.h"
+#import "XCUIElement+FBWebDriverAttributes.h"
+#import "FBRuntimeUtils.h"
+#import "FBXCodeCompatibility.h"
+
+
+@interface FBW3CTypeActionsTests : FBIntegrationTestCase
+@end
+
+@implementation FBW3CTypeActionsTests
+
+- (void)setUp
+{
+  [super setUp];
+  [self launchApplication];
+  [self goToAttributesPage];
+}
+
+- (void)testErroneousGestures
+{
+  if (![XCPointerEvent.class fb_areKeyEventsSupported]) {
+    return;
+  }
+
+  NSArray<NSArray<NSDictionary<NSString *, id> *> *> *invalidGestures =
+  @[
+
+    // missing balance 1
+    @[@{
+        @"type": @"key",
+        @"id": @"keyboard",
+        @"actions": @[
+            @{@"type": @"keyDown", @"value": @"h"},
+            @{@"type": @"keyUp", @"value": @"k"},
+        ],
+        },
+      ],
+
+    // missing balance 2
+    @[@{
+        @"type": @"key",
+        @"id": @"keyboard",
+        @"actions": @[
+            @{@"type": @"keyDown", @"value": @"h"},
+        ],
+        },
+      ],
+
+    // missing balance 3
+    @[@{
+        @"type": @"key",
+        @"id": @"keyboard",
+        @"actions": @[
+            @{@"type": @"keyUp", @"value": @"h"},
+        ],
+        },
+      ],
+
+    // missing key value
+    @[@{
+        @"type": @"key",
+        @"id": @"keyboard",
+        @"actions": @[
+            @{@"type": @"keyUp"},
+        ],
+        },
+      ],
+
+    // wrong key value
+    @[@{
+        @"type": @"key",
+        @"id": @"keyboard",
+        @"actions": @[
+            @{@"type": @"keyUp", @"value": @500},
+        ],
+        },
+      ],
+
+    // missing duration value
+    @[@{
+        @"type": @"key",
+        @"id": @"keyboard",
+        @"actions": @[
+            @{@"type": @"pause"},
+        ],
+        },
+      ],
+
+    // wrong duration value
+    @[@{
+        @"type": @"key",
+        @"id": @"keyboard",
+        @"actions": @[
+            @{@"type": @"duration", @"duration": @"bla"},
+        ],
+        },
+      ],
+
+    ];
+
+  for (NSArray<NSDictionary<NSString *, id> *> *invalidGesture in invalidGestures) {
+    NSError *error;
+    XCTAssertFalse([self.testedApplication fb_performW3CActions:invalidGesture elementCache:nil error:&error]);
+    XCTAssertNotNil(error);
+  }
+}
+
+- (void)testTextTyping
+{
+  if (![XCPointerEvent.class fb_areKeyEventsSupported]) {
+    return;
+  }
+
+  XCUIElement *textField = self.testedApplication.textFields[@"aIdentifier"];
+  [textField tap];
+  NSArray<NSDictionary<NSString *, id> *> *typeAction =
+    @[
+      @{
+      @"type": @"key",
+      @"id": @"keyboard2",
+      @"actions": @[
+          @{@"type": @"pause", @"duration": @500},
+          @{@"type": @"keyDown", @"value": @"🏀"},
+          @{@"type": @"keyUp", @"value": @"🏀"},
+          @{@"type": @"keyDown", @"value": @"N"},
+          @{@"type": @"keyUp", @"value": @"N"},
+          @{@"type": @"keyDown", @"value": @"B"},
+          @{@"type": @"keyUp", @"value": @"B"},
+          @{@"type": @"keyDown", @"value": @"A"},
+          @{@"type": @"keyUp", @"value": @"A"},
+          @{@"type": @"keyDown", @"value": @"a"},
+          @{@"type": @"keyUp", @"value": @"a"},
+          @{@"type": @"keyDown", @"value": [NSString stringWithFormat:@"%C", 0xE003]},
+          @{@"type": @"keyUp", @"value": [NSString stringWithFormat:@"%C", 0xE003]},
+          @{@"type": @"pause", @"duration": @500},
+          ],
+      },
+    ];
+  NSError *error;
+  XCTAssertTrue([self.testedApplication fb_performW3CActions:typeAction
+                                                elementCache:nil
+                                                       error:&error]);
+  XCTAssertNil(error);
+  XCTAssertEqualObjects(textField.wdValue, @"🏀NBA");
+}
+
+- (void)testTextTypingWithEmptyActions
+{
+  if (![XCPointerEvent.class fb_areKeyEventsSupported]) {
+    return;
+  }
+
+  XCUIElement *textField = self.testedApplication.textFields[@"aIdentifier"];
+  [textField tap];
+  NSArray<NSDictionary<NSString *, id> *> *typeAction =
+    @[
+      @{
+      @"type": @"pointer",
+      @"id": @"touch",
+      @"actions": @[],
+      },
+    ];
+  NSError *error;
+  XCTAssertTrue([self.testedApplication fb_performW3CActions:typeAction
+                                                elementCache:nil
+                                                       error:&error]);
+  XCTAssertNil(error);
+  XCTAssertEqualObjects(textField.value, @"");
+}
+
+@end

WebDriverAgentTests/IntegrationTests/FBXPathIntegrationTests.m

@@ -0,0 +1,157 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBIntegrationTestCase.h"
+#import "FBMacros.h"
+#import "FBTestMacros.h"
+#import "FBXPath.h"
+#import "FBXCAccessibilityElement.h"
+#import "FBXCodeCompatibility.h"
+#import "FBXCElementSnapshotWrapper+Helpers.h"
+#import "FBXMLGenerationOptions.h"
+#import "XCUIApplication.h"
+#import "XCUIElement.h"
+#import "XCUIElement+FBFind.h"
+#import "XCUIElement+FBUtilities.h"
+#import "XCUIElement+FBWebDriverAttributes.h"
+
+
+@interface FBXPathIntegrationTests : FBIntegrationTestCase
+@property (nonatomic, strong) XCUIElement *testedView;
+@end
+
+@implementation FBXPathIntegrationTests
+
+- (void)setUp
+{
+  [super setUp];
+  static dispatch_once_t onceToken;
+  dispatch_once(&onceToken, ^{
+    [self launchApplication];
+  });
+  self.testedView = self.testedApplication.otherElements[@"MainView"];
+  XCTAssertTrue(self.testedView.exists);
+  FBAssertWaitTillBecomesTrue(self.testedView.buttons.count > 0);
+}
+
+- (id<FBXCElementSnapshot>)destinationSnapshot
+{
+  XCUIElement *matchingElement = self.testedView.buttons.allElementsBoundByIndex.firstObject;
+  id<FBXCElementSnapshot> snapshot = [matchingElement fb_customSnapshot];
+  // Over iOS13, snapshot returns a child.
+  // The purpose of here is return a single element to replace children with an empty array for testing.
+  snapshot.children = @[];
+  return snapshot;
+}
+
+- (void)testApplicationNodeXMLRepresentation
+{
+  id<FBXCElementSnapshot> snapshot = [self.testedApplication fb_customSnapshot];
+  snapshot.children = @[];
+  FBXCElementSnapshotWrapper *wrappedSnapshot = [FBXCElementSnapshotWrapper ensureWrapped:snapshot];
+  NSString *xmlStr = [FBXPath xmlStringWithRootElement:wrappedSnapshot
+                                               options:nil];
+  int pid = [snapshot.accessibilityElement processIdentifier];
+  XCTAssertNotNil(xmlStr);
+  NSString *expectedXml = [NSString stringWithFormat:@"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<%@ type=\"%@\" name=\"%@\" label=\"%@\" enabled=\"%@\" visible=\"%@\" accessible=\"%@\" x=\"%@\" y=\"%@\" width=\"%@\" height=\"%@\" index=\"%lu\" traits=\"%@\" processId=\"%d\" bundleId=\"%@\"/>\n", wrappedSnapshot.wdType, wrappedSnapshot.wdType, wrappedSnapshot.wdName, wrappedSnapshot.wdLabel, FBBoolToString(wrappedSnapshot.wdEnabled), FBBoolToString(wrappedSnapshot.wdVisible), FBBoolToString(wrappedSnapshot.wdAccessible), [wrappedSnapshot.wdRect[@"x"] stringValue], [wrappedSnapshot.wdRect[@"y"] stringValue], [wrappedSnapshot.wdRect[@"width"] stringValue], [wrappedSnapshot.wdRect[@"height"] stringValue], wrappedSnapshot.wdIndex, wrappedSnapshot.wdTraits, pid, [self.testedApplication bundleID]];
+  XCTAssertEqualObjects(xmlStr, expectedXml);
+}
+
+- (void)testSingleDescendantXMLRepresentation
+{
+  id<FBXCElementSnapshot> snapshot = self.destinationSnapshot;
+  FBXCElementSnapshotWrapper *wrappedSnapshot = [FBXCElementSnapshotWrapper ensureWrapped:snapshot];
+  NSString *xmlStr = [FBXPath xmlStringWithRootElement:wrappedSnapshot
+                                               options:nil];
+  XCTAssertNotNil(xmlStr);
+  NSString *expectedXml = [NSString stringWithFormat:@"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<%@ type=\"%@\" name=\"%@\" label=\"%@\" enabled=\"%@\" visible=\"%@\" accessible=\"%@\" x=\"%@\" y=\"%@\" width=\"%@\" height=\"%@\" index=\"%lu\" traits=\"%@\"/>\n", wrappedSnapshot.wdType, wrappedSnapshot.wdType, wrappedSnapshot.wdName, wrappedSnapshot.wdLabel, FBBoolToString(wrappedSnapshot.wdEnabled), FBBoolToString(wrappedSnapshot.wdVisible), FBBoolToString(wrappedSnapshot.wdAccessible), [wrappedSnapshot.wdRect[@"x"] stringValue], [wrappedSnapshot.wdRect[@"y"] stringValue], [wrappedSnapshot.wdRect[@"width"] stringValue], [wrappedSnapshot.wdRect[@"height"] stringValue], wrappedSnapshot.wdIndex, wrappedSnapshot.wdTraits];
+  XCTAssertEqualObjects(xmlStr, expectedXml);
+}
+
+- (void)testSingleDescendantXMLRepresentationWithScope
+{
+  id<FBXCElementSnapshot> snapshot = self.destinationSnapshot;
+  NSString *scope = @"AppiumAUT";
+  FBXMLGenerationOptions *options = [[FBXMLGenerationOptions new] withScope:scope];
+  FBXCElementSnapshotWrapper *wrappedSnapshot = [FBXCElementSnapshotWrapper ensureWrapped:snapshot];
+  NSString *xmlStr = [FBXPath xmlStringWithRootElement:wrappedSnapshot
+                                               options:options];
+  XCTAssertNotNil(xmlStr);
+  NSString *expectedXml = [NSString stringWithFormat:@"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<%@>\n  <%@ type=\"%@\" name=\"%@\" label=\"%@\" enabled=\"%@\" visible=\"%@\" accessible=\"%@\" x=\"%@\" y=\"%@\" width=\"%@\" height=\"%@\" index=\"%lu\" traits=\"%@\"/>\n</%@>\n", scope, wrappedSnapshot.wdType, wrappedSnapshot.wdType, wrappedSnapshot.wdName, wrappedSnapshot.wdLabel, FBBoolToString(wrappedSnapshot.wdEnabled), FBBoolToString(wrappedSnapshot.wdVisible), FBBoolToString(wrappedSnapshot.wdAccessible), [wrappedSnapshot.wdRect[@"x"] stringValue], [wrappedSnapshot.wdRect[@"y"] stringValue], [wrappedSnapshot.wdRect[@"width"] stringValue], [wrappedSnapshot.wdRect[@"height"] stringValue], wrappedSnapshot.wdIndex, wrappedSnapshot.wdTraits, scope];
+  XCTAssertEqualObjects(xmlStr, expectedXml);
+}
+
+- (void)testSingleDescendantXMLRepresentationWithoutAttributes
+{
+  id<FBXCElementSnapshot> snapshot = self.destinationSnapshot;
+  FBXMLGenerationOptions *options = [[FBXMLGenerationOptions new]
+                                     withExcludedAttributes:@[@"visible", @"enabled", @"index", @"blabla"]];
+  FBXCElementSnapshotWrapper *wrappedSnapshot = [FBXCElementSnapshotWrapper ensureWrapped:snapshot];
+  NSString *xmlStr = [FBXPath xmlStringWithRootElement:wrappedSnapshot
+                                               options:options];
+  XCTAssertNotNil(xmlStr);
+  NSString *expectedXml = [NSString stringWithFormat:@"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<%@ type=\"%@\" name=\"%@\" label=\"%@\" accessible=\"%@\" x=\"%@\" y=\"%@\" width=\"%@\" height=\"%@\" traits=\"%@\"/>\n", wrappedSnapshot.wdType, wrappedSnapshot.wdType, wrappedSnapshot.wdName, wrappedSnapshot.wdLabel, FBBoolToString(wrappedSnapshot.wdAccessible), [wrappedSnapshot.wdRect[@"x"] stringValue], [wrappedSnapshot.wdRect[@"y"] stringValue], [wrappedSnapshot.wdRect[@"width"] stringValue], [wrappedSnapshot.wdRect[@"height"] stringValue], wrappedSnapshot.wdTraits];
+  XCTAssertEqualObjects(xmlStr, expectedXml);
+}
+
+- (void)testFindMatchesInElement
+{
+  NSArray<id<FBXCElementSnapshot>> *matchingSnapshots = [FBXPath matchesWithRootElement:self.testedApplication forQuery:@"//XCUIElementTypeButton"];
+  XCTAssertEqual([matchingSnapshots count], 5);
+  for (id<FBXCElementSnapshot> element in matchingSnapshots) {
+    XCTAssertTrue([[FBXCElementSnapshotWrapper ensureWrapped:element].wdType isEqualToString:@"XCUIElementTypeButton"]);
+  }
+}
+
+- (void)testFindMatchesWithoutContextScopeLimit
+{
+  XCUIElement *button = self.testedApplication.buttons.firstMatch;
+  BOOL previousValue = FBConfiguration.limitXpathContextScope;
+  FBConfiguration.limitXpathContextScope = NO;
+  @try {
+    NSArray *parentSnapshots = [FBXPath matchesWithRootElement:button forQuery:@".."];
+    XCTAssertEqual(parentSnapshots.count, 1);
+    XCTAssertEqualObjects(
+                          [FBXCElementSnapshotWrapper ensureWrapped:[parentSnapshots objectAtIndex:0]].wdLabel,
+                          @"MainView"
+                          );
+    NSArray *elements = [button.application fb_filterDescendantsWithSnapshots:parentSnapshots onlyChildren:NO];
+    XCTAssertEqual(elements.count, 1);
+    XCTAssertEqualObjects(
+                          [[elements objectAtIndex:0] wdLabel],
+                          @"MainView"
+                          );
+    NSArray *currentSnapshots = [FBXPath matchesWithRootElement:button forQuery:@"."];
+    XCTAssertEqual(currentSnapshots.count, 1);
+    XCTAssertEqualObjects(
+                          [FBXCElementSnapshotWrapper ensureWrapped:[currentSnapshots objectAtIndex:0]].wdType,
+                          @"XCUIElementTypeButton"
+                          );
+    NSArray *currentElements = [button.application fb_filterDescendantsWithSnapshots:currentSnapshots onlyChildren:NO];
+    XCTAssertEqual(currentElements.count, 1);
+    XCTAssertEqualObjects(
+                          [[currentElements objectAtIndex:0] wdType],
+                          @"XCUIElementTypeButton"
+                          );
+  } @finally {
+    FBConfiguration.limitXpathContextScope = previousValue;
+  }
+}
+
+- (void)testFindMatchesInElementWithDotNotation
+{
+  NSArray<id<FBXCElementSnapshot>> *matchingSnapshots = [FBXPath matchesWithRootElement:self.testedApplication forQuery:@".//XCUIElementTypeButton"];
+  XCTAssertEqual([matchingSnapshots count], 5);
+  for (id<FBXCElementSnapshot> element in matchingSnapshots) {
+    XCTAssertTrue([[FBXCElementSnapshotWrapper ensureWrapped:element].wdType isEqualToString:@"XCUIElementTypeButton"]);
+  }
+}
+
+@end

WebDriverAgentTests/IntegrationTests/Info.plist

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CFBundleDevelopmentRegion</key>
+	<string>en</string>
+	<key>CFBundleExecutable</key>
+	<string>$(EXECUTABLE_NAME)</string>
+	<key>CFBundleIdentifier</key>
+	<string>com.facebook.wda.integrationTests</string>
+	<key>CFBundleInfoDictionaryVersion</key>
+	<string>6.0</string>
+	<key>CFBundleName</key>
+	<string>$(PRODUCT_NAME)</string>
+	<key>CFBundlePackageType</key>
+	<string>BNDL</string>
+	<key>CFBundleShortVersionString</key>
+	<string>1.0</string>
+	<key>CFBundleSignature</key>
+	<string>????</string>
+	<key>CFBundleVersion</key>
+	<string>1</string>
+</dict>
+</plist>

WebDriverAgentTests/IntegrationTests/XCElementSnapshotHelperTests.m

@@ -0,0 +1,209 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBIntegrationTestCase.h"
+#import "FBTestMacros.h"
+#import "XCUIElement.h"
+#import "XCUIElement+FBIsVisible.h"
+#import "XCUIElement+FBUtilities.h"
+#import "XCUIElement+FBWebDriverAttributes.h"
+#import "FBXCElementSnapshotWrapper+Helpers.h"
+#import "FBXCodeCompatibility.h"
+
+@interface XCElementSnapshotHelperTests : FBIntegrationTestCase
+@property (nonatomic, strong) XCUIElement *testedView;
+@end
+
+@implementation XCElementSnapshotHelperTests
+
+- (void)setUp
+{
+  [super setUp];
+  static dispatch_once_t onceToken;
+  dispatch_once(&onceToken, ^{
+    [self launchApplication];
+  });
+  self.testedView = self.testedApplication.otherElements[@"MainView"];
+  XCTAssertTrue(self.testedView.exists);
+}
+
+- (void)testDescendantsMatchingType
+{
+  NSSet<NSString *> *expectedLabels = [NSSet setWithArray:@[
+    @"Alerts",
+    @"Attributes",
+    @"Scrolling",
+    @"Deadlock app",
+    @"Touch",
+  ]];
+  NSArray<id<FBXCElementSnapshot>> *matchingSnapshots = [[FBXCElementSnapshotWrapper ensureWrapped:
+                                                          [self.testedView fb_customSnapshot]]
+                                                         fb_descendantsMatchingType:XCUIElementTypeButton];
+  XCTAssertEqual(matchingSnapshots.count, expectedLabels.count);
+  NSArray<NSString *> *labels = [matchingSnapshots valueForKeyPath:@"@distinctUnionOfObjects.label"];
+  XCTAssertEqualObjects([NSSet setWithArray:labels], expectedLabels);
+
+  NSArray<NSNumber *> *types = [matchingSnapshots valueForKeyPath:@"@distinctUnionOfObjects.elementType"];
+  XCTAssertEqual(types.count, 1, @"matchingSnapshots should contain only one type");
+  XCTAssertEqualObjects(types.lastObject, @(XCUIElementTypeButton), @"matchingSnapshots should contain only one type");
+}
+
+- (void)testParentMatchingType
+{
+  XCUIElement *button = self.testedApplication.buttons[@"Alerts"];
+  FBAssertWaitTillBecomesTrue(button.exists);
+  id<FBXCElementSnapshot> windowSnapshot = [[FBXCElementSnapshotWrapper ensureWrapped:
+                                             [self.testedView fb_customSnapshot]]
+                                            fb_parentMatchingType:XCUIElementTypeWindow];
+  XCTAssertNotNil(windowSnapshot);
+  XCTAssertEqual(windowSnapshot.elementType, XCUIElementTypeWindow);
+}
+
+@end
+
+@interface XCElementSnapshotHelperTests_AttributePage : FBIntegrationTestCase
+@end
+
+@implementation XCElementSnapshotHelperTests_AttributePage
+
+- (void)setUp
+{
+  [super setUp];
+  static dispatch_once_t onceToken;
+  dispatch_once(&onceToken, ^{
+    [self launchApplication];
+    [self goToAttributesPage];
+  });
+}
+
+- (void)testParentMatchingOneOfTypes
+{
+  XCUIElement *todayPickerWheel = self.testedApplication.pickerWheels[@"Today"];
+  FBAssertWaitTillBecomesTrue(todayPickerWheel.exists);
+  id<FBXCElementSnapshot> datePicker = [[FBXCElementSnapshotWrapper ensureWrapped:
+                                         [todayPickerWheel fb_customSnapshot]]
+                                        fb_parentMatchingOneOfTypes:@[@(XCUIElementTypeDatePicker), @(XCUIElementTypeWindow)]];
+  XCTAssertNotNil(datePicker);
+  XCTAssertEqual(datePicker.elementType, XCUIElementTypeDatePicker);
+}
+
+- (void)testParentMatchingOneOfTypesWithXCUIElementTypeAny
+{
+  XCUIElement *todayPickerWheel = self.testedApplication.pickerWheels[@"Today"];
+  FBAssertWaitTillBecomesTrue(todayPickerWheel.exists);
+  id<FBXCElementSnapshot> otherSnapshot =[[FBXCElementSnapshotWrapper ensureWrapped:
+                                           [todayPickerWheel fb_customSnapshot]]
+                                          fb_parentMatchingOneOfTypes:@[@(XCUIElementTypeAny)]];
+  XCTAssertNotNil(otherSnapshot);
+}
+
+- (void)testParentMatchingOneOfTypesWithAbsentParents
+{
+  XCUIElement *todayPickerWheel = self.testedApplication.pickerWheels[@"Today"];
+  FBAssertWaitTillBecomesTrue(todayPickerWheel.exists);
+  id<FBXCElementSnapshot> otherSnapshot = [[FBXCElementSnapshotWrapper ensureWrapped:
+                                            [todayPickerWheel fb_customSnapshot]]
+                                      fb_parentMatchingOneOfTypes:@[@(XCUIElementTypeTab), @(XCUIElementTypeLink)]];
+  XCTAssertNil(otherSnapshot);
+}
+
+@end
+
+@interface XCElementSnapshotHelperTests_ScrollView : FBIntegrationTestCase
+@end
+
+@implementation XCElementSnapshotHelperTests_ScrollView
+
+- (void)setUp
+{
+  [super setUp];
+  static dispatch_once_t onceToken;
+  dispatch_once(&onceToken, ^{
+    [self launchApplication];
+    [self goToScrollPageWithCells:false];
+  });
+}
+
+- (void)testParentMatchingOneOfTypesWithFilter
+{
+  XCUIElement *threeStaticText = self.testedApplication.staticTexts[@"3"];
+  FBAssertWaitTillBecomesTrue(threeStaticText.exists);
+  NSArray *acceptedParents = @[
+                               @(XCUIElementTypeScrollView),
+                               @(XCUIElementTypeCollectionView),
+                               @(XCUIElementTypeTable),
+                               ];
+  id<FBXCElementSnapshot> scrollView = [[FBXCElementSnapshotWrapper ensureWrapped:
+                                         [threeStaticText fb_customSnapshot]]
+                                   fb_parentMatchingOneOfTypes:acceptedParents
+                                                        filter:^BOOL(id<FBXCElementSnapshot> snapshot) {
+    return [[FBXCElementSnapshotWrapper ensureWrapped:snapshot] isWDVisible];
+  }];
+  XCTAssertEqualObjects(scrollView.identifier, @"scrollView");
+}
+
+- (void)testParentMatchingOneOfTypesWithFilterRetruningNo
+{
+  XCUIElement *threeStaticText = self.testedApplication.staticTexts[@"3"];
+  FBAssertWaitTillBecomesTrue(threeStaticText.exists);
+  NSArray *acceptedParents = @[
+                               @(XCUIElementTypeScrollView),
+                               @(XCUIElementTypeCollectionView),
+                               @(XCUIElementTypeTable),
+                               ];
+  id<FBXCElementSnapshot> scrollView = [[FBXCElementSnapshotWrapper ensureWrapped:
+                                         [threeStaticText fb_customSnapshot]]
+                                        fb_parentMatchingOneOfTypes:acceptedParents
+                                                             filter:^BOOL(id<FBXCElementSnapshot> snapshot) {
+    return NO;
+  }];
+  XCTAssertNil(scrollView);
+}
+
+- (void)testDescendantsCellSnapshots
+{
+  XCUIElement *scrollView = self.testedApplication.scrollViews[@"scrollView"];
+  FBAssertWaitTillBecomesTrue(self.testedApplication.staticTexts[@"3"].fb_isVisible);
+  NSArray *cells = [[FBXCElementSnapshotWrapper ensureWrapped:
+                     [scrollView fb_customSnapshot]]
+                    fb_descendantsCellSnapshots];
+  XCTAssertGreaterThanOrEqual(cells.count, 10);
+  id<FBXCElementSnapshot> element = cells.firstObject;
+  XCTAssertEqualObjects(element.label, @"0");
+}
+
+@end
+
+@interface XCElementSnapshotHelperTests_ScrollViewCells : FBIntegrationTestCase
+@end
+
+@implementation XCElementSnapshotHelperTests_ScrollViewCells
+
+- (void)setUp
+{
+  [super setUp];
+  static dispatch_once_t onceToken;
+  dispatch_once(&onceToken, ^{
+    [self launchApplication];
+    [self goToScrollPageWithCells:true];
+  });
+}
+
+- (void)testParentCellSnapshot
+{
+  FBAssertWaitTillBecomesTrue(self.testedApplication.staticTexts[@"3"].fb_isVisible);
+  XCUIElement *threeStaticText = self.testedApplication.staticTexts[@"3"];
+  id<FBXCElementSnapshot> xcuiElementCell = [[FBXCElementSnapshotWrapper ensureWrapped:
+                                              [threeStaticText fb_customSnapshot]]
+                                             fb_parentCellSnapshot];
+  XCTAssertEqual(xcuiElementCell.elementType, 75);
+}
+
+@end

WebDriverAgentTests/IntegrationTests/XCElementSnapshotHitPointTests.m

@@ -0,0 +1,30 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import "FBIntegrationTestCase.h"
+#import "FBTestMacros.h"
+#import "FBXCElementSnapshotWrapper+Helpers.h"
+#import "XCUIElement.h"
+#import "XCUIElement+FBUtilities.h"
+
+@interface XCElementSnapshotHitPoint : FBIntegrationTestCase
+@end
+
+@implementation XCElementSnapshotHitPoint
+
+- (void)testAccessibilityActivationPoint
+{
+  [self launchApplication];
+  [self goToAttributesPage];
+  XCUIElement *dstBtn = self.testedApplication.buttons[@"not_accessible"];
+  CGPoint hitPoint = [FBXCElementSnapshotWrapper
+                      ensureWrapped:[dstBtn fb_standardSnapshot]].fb_hitPoint.CGPointValue;
+  XCTAssertTrue(hitPoint.x > 0 && hitPoint.y > 0);
+}
+
+@end

WebDriverAgentTests/IntegrationTests/XCUIApplicationHelperTests.m

@@ -0,0 +1,163 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import <mach/mach_time.h>
+
+#import "FBIntegrationTestCase.h"
+#import "FBElement.h"
+#import "FBMacros.h"
+#import "FBTestMacros.h"
+#import "XCUIApplication.h"
+#import "XCUIApplication+FBHelpers.h"
+#import "XCUIElement+FBIsVisible.h"
+#import "FBXCodeCompatibility.h"
+
+void calculateMaxTreeDepth(NSDictionary *tree, NSNumber *currentDepth, NSNumber** maxDepth) {
+  if (nil == maxDepth) {
+    return;
+  }
+
+  NSArray *children = tree[@"children"];
+  if (nil == children || 0 == children.count) {
+    return;
+  }
+  for (NSDictionary *child in children) {
+    if (currentDepth.integerValue > [*maxDepth integerValue]) {
+      *maxDepth = currentDepth;
+    }
+    calculateMaxTreeDepth(child, @(currentDepth.integerValue + 1), maxDepth);
+  }
+}
+
+@interface XCUIApplicationHelperTests : FBIntegrationTestCase
+@end
+
+@implementation XCUIApplicationHelperTests
+
+- (void)setUp
+{
+  [super setUp];
+  [self launchApplication];
+}
+
+- (void)testQueringSpringboard
+{
+  [self goToSpringBoardFirstPage];
+  XCTAssertTrue(XCUIApplication.fb_systemApplication.icons[@"Safari"].exists);
+  XCTAssertTrue(XCUIApplication.fb_systemApplication.icons[@"Calendar"].firstMatch.exists);
+}
+
+- (void)testApplicationTree
+{
+  NSDictionary *tree = self.testedApplication.fb_tree;
+  XCTAssertNotNil(tree);
+  NSNumber *maxDepth;
+  calculateMaxTreeDepth(tree, @0, &maxDepth);
+  XCTAssertGreaterThan(maxDepth.integerValue, 3);
+  XCTAssertNotNil(self.testedApplication.fb_accessibilityTree);
+}
+
+- (void)testApplicationTreeAttributesFiltering
+{
+  NSDictionary *applicationTree = [self.testedApplication fb_tree:[NSSet setWithArray:@[@"visible"]]];
+  XCTAssertNotNil(applicationTree);
+  XCTAssertNil([applicationTree objectForKey:@"isVisible"], @"'isVisible' key should not be present in the application tree");
+}
+
+- (void)testDeactivateApplication
+{
+  NSError *error;
+  uint64_t timeStarted = clock_gettime_nsec_np(CLOCK_MONOTONIC_RAW);
+  NSTimeInterval backgroundDuration = 5.0;
+  XCTAssertTrue([self.testedApplication fb_deactivateWithDuration:backgroundDuration error:&error]);
+  NSTimeInterval timeElapsed = (clock_gettime_nsec_np(CLOCK_MONOTONIC_RAW) - timeStarted) / NSEC_PER_SEC;
+  XCTAssertNil(error);
+  XCTAssertEqualWithAccuracy(timeElapsed, backgroundDuration, 3.0);
+  XCTAssertTrue(self.testedApplication.buttons[@"Alerts"].exists);
+}
+
+- (void)testActiveApplication
+{
+  XCUIApplication *systemApp = XCUIApplication.fb_systemApplication;
+  XCTAssertTrue([XCUIApplication fb_activeApplication].buttons[@"Alerts"].fb_isVisible);
+  [self goToSpringBoardFirstPage];
+  XCTAssertEqualObjects([XCUIApplication fb_activeApplication].bundleID, systemApp.bundleID);
+  XCTAssertTrue(systemApp.icons[@"Safari"].fb_isVisible);
+}
+
+- (void)testActiveElement
+{
+  [self goToAttributesPage];
+  XCTAssertNil(self.testedApplication.fb_activeElement);
+  XCUIElement *textField = self.testedApplication.textFields[@"aIdentifier"];
+  [textField tap];
+  FBAssertWaitTillBecomesTrue(nil != self.testedApplication.fb_activeElement);
+  XCTAssertEqualObjects(((id<FBElement>)self.testedApplication.fb_activeElement).wdUID,
+                        ((id<FBElement>)textField).wdUID);
+}
+
+- (void)testActiveApplicationsInfo
+{
+  NSArray *appsInfo = [XCUIApplication fb_activeAppsInfo];
+  XCTAssertTrue(appsInfo.count > 0);
+  BOOL isAppActive = NO;
+  for (NSDictionary *appInfo in appsInfo) {
+    if ([appInfo[@"bundleId"] isEqualToString:self.testedApplication.bundleID]) {
+      isAppActive = YES;
+      break;
+    }
+  }
+  XCTAssertTrue(isAppActive);
+}
+
+- (void)testTestmanagerdVersion
+{
+  XCTAssertGreaterThan(FBTestmanagerdVersion(), 0);
+}
+
+- (void)testAccessbilityAudit
+{
+  if (SYSTEM_VERSION_LESS_THAN(@"17.0")) {
+    return;
+  }
+
+  NSError *error;
+  NSArray *auditIssues1 = [XCUIApplication.fb_activeApplication fb_performAccessibilityAuditWithAuditTypes:~0UL
+                                                                                                   error:&error];
+  XCTAssertNotNil(auditIssues1);
+  XCTAssertNil(error);
+
+  NSMutableSet *set = [NSMutableSet new];
+  [set addObject:@"XCUIAccessibilityAuditTypeAll"];
+  NSArray *auditIssues2 = [XCUIApplication.fb_activeApplication fb_performAccessibilityAuditWithAuditTypesSet:set.copy
+                                                                                                      error:&error];
+  // 'elementDescription' is not in this list because it could have
+  // different object id's debug description in XCTest.
+  NSArray *checkKeys = @[
+    @"auditType",
+    @"compactDescription",
+    @"detailedDescription",
+    @"element",
+    @"elementAttributes"
+  ];
+
+  XCTAssertEqual([auditIssues1 count], [auditIssues2 count]);
+  for (int i = 1; i < [auditIssues1 count]; i++) {
+    for (NSString *k in checkKeys) {
+      XCTAssertEqualObjects(
+                            [auditIssues1[i] objectForKey:k],
+                            [auditIssues2[i] objectForKey:k]
+                            );
+    }
+  }
+  XCTAssertNil(error);
+}
+
+@end

WebDriverAgentTests/IntegrationTests/XCUIDeviceHealthCheckTests.m

@@ -0,0 +1,27 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBIntegrationTestCase.h"
+#import "XCUIDevice+FBHealthCheck.h"
+#import "XCUIElement.h"
+
+@interface XCUIDeviceHealthCheckTests : FBIntegrationTestCase
+@end
+
+@implementation XCUIDeviceHealthCheckTests
+
+- (void)testHealthCheck
+{
+  [self launchApplication];
+  XCTAssertTrue(self.testedApplication.exists);
+  XCTAssertTrue([[XCUIDevice sharedDevice] fb_healthCheckWithApplication:self.testedApplication]);
+}
+
+@end

WebDriverAgentTests/IntegrationTests/XCUIDeviceHelperTests.m

@@ -0,0 +1,220 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBIntegrationTestCase.h"
+#import "FBImageUtils.h"
+#import "FBMacros.h"
+#import "FBTestMacros.h"
+#import "XCUIApplication.h"
+#import "XCUIApplication+FBHelpers.h"
+#import "XCUIDevice+FBHelpers.h"
+#import "XCUIDevice+FBRotation.h"
+#import "XCUIScreen.h"
+
+@interface XCUIDeviceHelperTests : FBIntegrationTestCase
+@end
+
+@implementation XCUIDeviceHelperTests
+
+- (void)restorePortraitOrientation
+{
+  if ([XCUIDevice sharedDevice].orientation != UIDeviceOrientationPortrait) {
+    [[XCUIDevice sharedDevice] fb_setDeviceInterfaceOrientation:UIDeviceOrientationPortrait];
+  }
+}
+
+- (void)setUp
+{
+  [super setUp];
+  [self launchApplication];
+  [self restorePortraitOrientation];
+}
+
+- (void)tearDown
+{
+  [self restorePortraitOrientation];
+  [super tearDown];
+}
+
+- (void)testScreenshot
+{
+  NSError *error = nil;
+  NSData *screenshotData = [[XCUIDevice sharedDevice] fb_screenshotWithError:&error];
+  XCTAssertNotNil(screenshotData);
+  XCTAssertNil(error);
+  XCTAssertTrue(FBIsPngImage(screenshotData));
+
+  UIImage *screenshot = [UIImage imageWithData:screenshotData];
+  XCTAssertNotNil(screenshot);
+
+  XCUIScreen *mainScreen = XCUIScreen.mainScreen;
+  UIImage *screenshotExact = ((XCUIScreenshot *)mainScreen.screenshot).image;
+  XCTAssertEqualWithAccuracy(screenshotExact.size.height * mainScreen.scale,
+                             screenshot.size.height,
+                             FLT_EPSILON);
+  XCTAssertEqualWithAccuracy(screenshotExact.size.width * mainScreen.scale,
+                             screenshot.size.width,
+                             FLT_EPSILON);
+}
+
+- (void)testLandscapeScreenshot
+{
+  XCTAssertTrue([[XCUIDevice sharedDevice] fb_setDeviceInterfaceOrientation:UIDeviceOrientationLandscapeLeft]);
+  NSError *error = nil;
+  NSData *screenshotData = [[XCUIDevice sharedDevice] fb_screenshotWithError:&error];
+  XCTAssertNotNil(screenshotData);
+  XCTAssertTrue(FBIsPngImage(screenshotData));
+  XCTAssertNil(error);
+
+  UIImage *screenshot = [UIImage imageWithData:screenshotData];
+  XCTAssertNotNil(screenshot);
+  XCTAssertTrue(screenshot.size.width > screenshot.size.height);
+
+  XCUIScreen *mainScreen = XCUIScreen.mainScreen;
+  UIImage *screenshotExact = ((XCUIScreenshot *)mainScreen.screenshot).image;
+  CGSize realMainScreenSize = screenshotExact.size.height > screenshot.size.width
+    ? CGSizeMake(screenshotExact.size.height * mainScreen.scale, screenshotExact.size.width * mainScreen.scale)
+    : CGSizeMake(screenshotExact.size.width * mainScreen.scale, screenshotExact.size.height * mainScreen.scale);
+  XCTAssertEqualWithAccuracy(realMainScreenSize.height, screenshot.size.height, FLT_EPSILON);
+  XCTAssertEqualWithAccuracy(realMainScreenSize.width, screenshot.size.width, FLT_EPSILON);
+}
+
+- (void)testWifiAddress
+{
+  NSString *adderss = [XCUIDevice sharedDevice].fb_wifiIPAddress;
+  if (!adderss) {
+    return;
+  }
+  NSRange range = [adderss rangeOfString:@"^([0-9]{1,3})\\.([0-9]{1,3})\\.([0-9]{1,3})\\.([0-9]{1,3})" options:NSRegularExpressionSearch];
+  XCTAssertTrue(range.location != NSNotFound);
+}
+
+- (void)testGoToHomeScreen
+{
+  NSError *error;
+  XCTAssertTrue([[XCUIDevice sharedDevice] fb_goToHomescreenWithError:&error]);
+  XCTAssertNil(error);
+  FBAssertWaitTillBecomesTrue([XCUIApplication fb_activeApplication].icons[@"Safari"].exists);
+}
+
+- (void)testLockUnlockScreen
+{
+  XCTAssertFalse([[XCUIDevice sharedDevice] fb_isScreenLocked]);
+  NSError *error;
+  XCTAssertTrue([[XCUIDevice sharedDevice] fb_lockScreen:&error]);
+  XCTAssertTrue([[XCUIDevice sharedDevice] fb_isScreenLocked]);
+  XCTAssertNil(error);
+  XCTAssertTrue([[XCUIDevice sharedDevice] fb_unlockScreen:&error]);
+  XCTAssertFalse([[XCUIDevice sharedDevice] fb_isScreenLocked]);
+  XCTAssertNil(error);
+}
+
+- (void)testUrlSchemeActivation
+{
+  if (SYSTEM_VERSION_LESS_THAN(@"16.4")) {
+    return;
+  }
+
+  NSError *error;
+  XCTAssertTrue([XCUIDevice.sharedDevice fb_openUrl:@"https://apple.com" error:&error]);
+  FBAssertWaitTillBecomesTrue([XCUIApplication.fb_activeApplication.bundleID isEqualToString:@"com.apple.mobilesafari"]);
+  XCTAssertNil(error);
+}
+
+- (void)testUrlSchemeActivationWithApp
+{
+  if (SYSTEM_VERSION_LESS_THAN(@"16.4")) {
+    return;
+  }
+
+  NSError *error;
+  XCTAssertTrue([XCUIDevice.sharedDevice fb_openUrl:@"https://apple.com"
+                                    withApplication:@"com.apple.mobilesafari"
+                                              error:&error]);
+  FBAssertWaitTillBecomesTrue([XCUIApplication.fb_activeApplication.bundleID isEqualToString:@"com.apple.mobilesafari"]);
+  XCTAssertNil(error);
+}
+
+#if !TARGET_OS_TV
+- (void)testSimulatedLocationSetup
+{
+  if (SYSTEM_VERSION_LESS_THAN(@"16.4")) {
+    return;
+  }
+
+  CLLocation *simulatedLocation = [[CLLocation alloc] initWithLatitude:50 longitude:50];
+  NSError *error;
+  XCTAssertTrue([XCUIDevice.sharedDevice fb_setSimulatedLocation:simulatedLocation error:&error]);
+  XCTAssertNil(error);
+  CLLocation *currentLocation = [XCUIDevice.sharedDevice fb_getSimulatedLocation:&error];
+  XCTAssertNil(error);
+  XCTAssertNotNil(currentLocation);
+  XCTAssertEqualWithAccuracy(simulatedLocation.coordinate.latitude, currentLocation.coordinate.latitude, 0.1);
+  XCTAssertEqualWithAccuracy(simulatedLocation.coordinate.longitude, currentLocation.coordinate.longitude, 0.1);
+  XCTAssertTrue([XCUIDevice.sharedDevice fb_clearSimulatedLocation:&error]);
+  XCTAssertNil(error);
+  currentLocation = [XCUIDevice.sharedDevice fb_getSimulatedLocation:&error];
+  XCTAssertNil(error);
+  XCTAssertNotEqualWithAccuracy(simulatedLocation.coordinate.latitude, currentLocation.coordinate.latitude, 0.1);
+  XCTAssertNotEqualWithAccuracy(simulatedLocation.coordinate.longitude, currentLocation.coordinate.longitude, 0.1);
+}
+#endif
+
+- (void)testPressingUnsupportedButton
+{
+  NSError *error;
+  NSNumber *duration = nil;
+  XCTAssertFalse([XCUIDevice.sharedDevice fb_pressButton:@"volumeUpp"
+                                             forDuration:duration
+                                                   error:&error]);
+  XCTAssertNotNil(error);
+}
+
+- (void)testPressingSupportedButton
+{
+  NSError *error;
+  XCTAssertTrue([XCUIDevice.sharedDevice fb_pressButton:@"home"
+                                            forDuration:nil
+                                                  error:&error]);
+  XCTAssertNil(error);
+}
+
+- (void)testPressingSupportedButtonNumber
+{
+  NSError *error;
+  XCTAssertTrue([XCUIDevice.sharedDevice fb_pressButton:@"home"
+                                            forDuration:[NSNumber numberWithDouble:1.0]
+                                                  error:&error]);
+  XCTAssertNil(error);
+}
+
+- (void)testLongPressHomeButton
+{
+  NSError *error;
+  // kHIDPage_Consumer = 0x0C
+  // kHIDUsage_Csmr_Menu = 0x40
+  XCTAssertTrue([XCUIDevice.sharedDevice fb_performIOHIDEventWithPage:0x0C
+                                                                usage:0x40
+                                                             duration:1.0
+                                                                error:&error]);
+  XCTAssertNil(error);
+}
+
+- (void)testAppearance
+{
+  if (SYSTEM_VERSION_LESS_THAN(@"15.0")) {
+    return;
+  }
+  NSError *error;
+  XCTAssertTrue([XCUIDevice.sharedDevice fb_setAppearance:FBUIInterfaceAppearanceDark error:&error]);
+  XCTAssertNil(error);
+}
+
+@end

WebDriverAgentTests/IntegrationTests/XCUIDeviceRotationTests.m

@@ -0,0 +1,84 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+#import <UIKit/UIKit.h>
+#import "FBIntegrationTestCase.h"
+#import "XCUIDevice+FBRotation.h"
+
+@interface XCUIDeviceRotationTests : FBIntegrationTestCase
+
+@end
+
+@implementation XCUIDeviceRotationTests
+
+- (void)setUp
+{
+  [super setUp];
+  [self launchApplication];
+}
+
+- (void)tearDown
+{
+  [self resetOrientation];
+  [super tearDown];
+}
+
+- (void)testLandscapeRightOrientation
+{
+  BOOL success = [[XCUIDevice sharedDevice] fb_setDeviceInterfaceOrientation:UIDeviceOrientationLandscapeRight];
+  XCTAssertTrue(success, @"Device should support LandscapeRight");
+  // Device rotation gives opposite interface rotation
+  XCTAssertTrue(self.testedApplication.staticTexts[@"LandscapeLeft"].exists);
+}
+
+- (void)testLandscapeLeftOrientation
+{
+  BOOL success = [[XCUIDevice sharedDevice] fb_setDeviceInterfaceOrientation:UIDeviceOrientationLandscapeLeft];
+  XCTAssertTrue(success, @"Device should support LandscapeLeft");
+  // Device rotation gives opposite interface rotation
+  XCTAssertTrue(self.testedApplication.staticTexts[@"LandscapeRight"].exists);
+}
+
+- (void)testLandscapeRightRotation
+{
+  BOOL success = [[XCUIDevice sharedDevice] fb_setDeviceRotation:@{
+    @"x" : @(0),
+    @"y" : @(0),
+    @"z" : @(90)
+  }];
+  XCTAssertTrue(success, @"Device should support LandscapeRight");
+  // Device rotation gives opposite interface rotation
+  XCTAssertTrue(self.testedApplication.staticTexts[@"LandscapeLeft"].exists);
+}
+
+- (void)testLandscapeLeftRotation
+{
+  BOOL success = [[XCUIDevice sharedDevice] fb_setDeviceRotation:@{
+    @"x" : @(0),
+    @"y" : @(0),
+    @"z" : @(270)
+  }];
+  XCTAssertTrue(success, @"Device should support LandscapeLeft");
+  // Device rotation gives opposite interface rotation
+  XCTAssertTrue(self.testedApplication.staticTexts[@"LandscapeRight"].exists);
+}
+
+- (void)testRotationTiltRotation
+{
+  UIDeviceOrientation currentRotation = [XCUIDevice sharedDevice].orientation;
+  BOOL success = [[XCUIDevice sharedDevice] fb_setDeviceRotation:@{
+    @"x" : @(15),
+    @"y" : @(0),
+    @"z" : @(0)}
+  ];
+  XCTAssertFalse(success, @"Device should not support tilt");
+  XCTAssertEqual(currentRotation, [XCUIDevice sharedDevice].orientation, @"Device doesnt support tilt, should be at previous orientation");
+}
+
+@end

WebDriverAgentTests/IntegrationTests/XCUIElementAttributesTests.m

@@ -0,0 +1,248 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBIntegrationTestCase.h"
+#import "FBTestMacros.h"
+#import "XCUIElement+FBWebDriverAttributes.h"
+#import "XCUIElement+FBFind.h"
+#import "FBElementUtils.h"
+#import "FBConfiguration.h"
+#import "FBResponsePayload.h"
+#import "FBXCodeCompatibility.h"
+
+@interface XCUIElementAttributesTests : FBIntegrationTestCase
+@property (nonatomic, strong) XCUIElement *matchingElement;
+@end
+
+@implementation XCUIElementAttributesTests
+
+- (void)setUp
+{
+  [super setUp];
+  static dispatch_once_t onceToken;
+  dispatch_once(&onceToken, ^{
+    [self launchApplication];
+  });
+  XCUIElement *testedView = self.testedApplication.otherElements[@"MainView"];
+  FBAssertWaitTillBecomesTrue(testedView.exists);
+  self.matchingElement = [[testedView fb_descendantsMatchingIdentifier:@"Alerts" shouldReturnAfterFirstMatch:YES] firstObject];
+  XCTAssertNotNil(self.matchingElement);
+}
+
+- (void)verifyGettingAttributeWithShortcut:(NSString *)shortcutName expectedValue:(id)expectedValue
+{
+  NSString *fullAttributeName = [NSString stringWithFormat:@"wd%@", [NSString stringWithFormat:@"%@%@", [[shortcutName substringToIndex:1] uppercaseString], [shortcutName substringFromIndex:1]]];
+  id actualValue = [self.matchingElement fb_valueForWDAttributeName:fullAttributeName];
+  id actualShortcutValue = [self.matchingElement fb_valueForWDAttributeName:shortcutName];
+  if (nil == expectedValue) {
+    XCTAssertNil(actualValue);
+    XCTAssertNil(actualShortcutValue);
+    return;
+  }
+  if ([actualValue isKindOfClass:NSString.class]) {
+    XCTAssertTrue([actualValue isEqualToString:expectedValue]);
+    XCTAssertTrue([actualShortcutValue isEqualToString:expectedValue]);
+  } else if ([actualValue isKindOfClass:NSNumber.class]) {
+    XCTAssertTrue([actualValue isEqualToNumber:expectedValue]);
+    XCTAssertTrue([actualShortcutValue isEqualToNumber:expectedValue]);
+  } else {
+    XCTAssertEqual(actualValue, expectedValue);
+    XCTAssertEqual(actualShortcutValue, expectedValue);
+  }
+}
+
+- (void)testGetNameAttribute
+{
+  [self verifyGettingAttributeWithShortcut:@"name" expectedValue:self.matchingElement.wdName];
+}
+
+- (void)testGetValueAttribute
+{
+  [self verifyGettingAttributeWithShortcut:@"value" expectedValue:self.matchingElement.wdValue];
+}
+
+- (void)testGetLabelAttribute
+{
+  [self verifyGettingAttributeWithShortcut:@"label" expectedValue:self.matchingElement.wdLabel];
+}
+
+- (void)testGetTypeAttribute
+{
+  [self verifyGettingAttributeWithShortcut:@"type" expectedValue:self.matchingElement.wdType];
+}
+
+- (void)testGetRectAttribute
+{
+  NSString *shortcutName = @"rect";
+  for (NSString *key in @[@"x", @"y", @"width", @"height"]) {
+    NSNumber *actualValue = [self.matchingElement fb_valueForWDAttributeName:[FBElementUtils wdAttributeNameForAttributeName:shortcutName]][key];
+    NSNumber *actualShortcutValue = [self.matchingElement fb_valueForWDAttributeName:shortcutName][key];
+    NSNumber *expectedValue = self.matchingElement.wdRect[key];
+    XCTAssertTrue([actualValue isEqualToNumber:expectedValue]);
+    XCTAssertTrue([actualShortcutValue isEqualToNumber:expectedValue]);
+  }
+}
+
+- (void)testGetEnabledAttribute
+{
+  [self verifyGettingAttributeWithShortcut:@"enabled" expectedValue:[NSNumber numberWithBool:self.matchingElement.wdEnabled]];
+}
+
+- (void)testGetAccessibleAttribute
+{
+  [self verifyGettingAttributeWithShortcut:@"accessible" expectedValue:[NSNumber numberWithBool:self.matchingElement.wdAccessible]];
+}
+
+- (void)testGetUidAttribute
+{
+  [self verifyGettingAttributeWithShortcut:@"UID" expectedValue:self.matchingElement.wdUID];
+}
+
+- (void)testGetVisibleAttribute
+{
+  [self verifyGettingAttributeWithShortcut:@"visible" expectedValue:[NSNumber numberWithBool:self.matchingElement.wdVisible]];
+}
+
+- (void)testGetAccessibilityContainerAttribute
+{
+  [self verifyGettingAttributeWithShortcut:@"accessibilityContainer" expectedValue:[NSNumber numberWithBool:self.matchingElement.wdAccessibilityContainer]];
+}
+
+- (void)testGetInvalidAttribute
+{
+  XCTAssertThrowsSpecificNamed([self verifyGettingAttributeWithShortcut:@"invalid" expectedValue:@"blabla"], NSException, FBUnknownAttributeException);
+}
+
+@end
+
+@interface XCUIElementFBFindTests_CompactResponses : FBIntegrationTestCase
+@end
+
+
+@implementation XCUIElementFBFindTests_CompactResponses
+
+- (void)setUp
+{
+  [super setUp];
+  static dispatch_once_t onceToken;
+  dispatch_once(&onceToken, ^{
+    [self launchApplication];
+  });
+}
+
+- (void)testCompactResponseYes
+{
+  XCUIElement *alertsButton = self.testedApplication.buttons[@"Alerts"];
+  NSDictionary *fields = FBDictionaryResponseWithElement(alertsButton, YES);
+  XCTAssertNotNil(fields[@"ELEMENT"]);
+  XCTAssertNotNil(fields[@"element-6066-11e4-a52e-4f735466cecf"]);
+  XCTAssertEqual(fields.count, 2);
+}
+
+- (void)testCompactResponseNo
+{
+  XCUIElement *alertsButton = self.testedApplication.buttons[@"Alerts"];
+  NSDictionary *fields = FBDictionaryResponseWithElement(alertsButton, NO);
+  XCTAssertNotNil(fields[@"ELEMENT"]);
+  XCTAssertNotNil(fields[@"element-6066-11e4-a52e-4f735466cecf"]);
+  XCTAssertEqualObjects(fields[@"type"], @"XCUIElementTypeButton");
+  XCTAssertEqualObjects(fields[@"label"], @"Alerts");
+  XCTAssertEqual(fields.count, 4);
+}
+
+@end
+
+
+@interface XCUIElementFBFindTests_ResponseFields : FBIntegrationTestCase
+@end
+
+@implementation XCUIElementFBFindTests_ResponseFields
+
+- (void)setUp
+{
+  [super setUp];
+  static dispatch_once_t onceToken;
+  dispatch_once(&onceToken, ^{
+    [self launchApplication];
+  });
+}
+
+- (void)testCompactResponseYesWithResponseAttributesSet
+{
+  [FBConfiguration setElementResponseAttributes:@"name,text,enabled"];
+  XCUIElement *alertsButton = self.testedApplication.buttons[@"Alerts"];
+  NSDictionary *fields = FBDictionaryResponseWithElement(alertsButton, YES);
+  XCTAssertNotNil(fields[@"ELEMENT"]);
+  XCTAssertNotNil(fields[@"element-6066-11e4-a52e-4f735466cecf"]);
+  XCTAssertEqual(fields.count, 2);
+}
+
+- (void)testCompactResponseNoWithResponseAttributesSet
+{
+  [FBConfiguration setElementResponseAttributes:@"name,text,enabled"];
+  XCUIElement *alertsButton = self.testedApplication.buttons[@"Alerts"];
+  NSDictionary *fields = FBDictionaryResponseWithElement(alertsButton, NO);
+  XCTAssertNotNil(fields[@"ELEMENT"]);
+  XCTAssertNotNil(fields[@"element-6066-11e4-a52e-4f735466cecf"]);
+  XCTAssertEqualObjects(fields[@"name"], @"XCUIElementTypeButton");
+  XCTAssertEqualObjects(fields[@"text"], @"Alerts");
+  XCTAssertEqualObjects(fields[@"enabled"], @(YES));
+  XCTAssertEqual(fields.count, 5);
+}
+
+- (void)testInvalidAttribute
+{
+  [FBConfiguration setElementResponseAttributes:@"invalid_field,name"];
+  XCUIElement *alertsButton = self.testedApplication.buttons[@"Alerts"];
+  NSDictionary *fields = FBDictionaryResponseWithElement(alertsButton, NO);
+  XCTAssertNotNil(fields[@"ELEMENT"]);
+  XCTAssertNotNil(fields[@"element-6066-11e4-a52e-4f735466cecf"]);
+  XCTAssertEqualObjects(fields[@"name"], @"XCUIElementTypeButton");
+  XCTAssertEqual(fields.count, 3);
+}
+
+- (void)testKnownAttributes
+{
+  [FBConfiguration setElementResponseAttributes:@"name,type,label,text,rect,enabled,displayed,selected"];
+  XCUIElement *alertsButton = self.testedApplication.buttons[@"Alerts"];
+  NSDictionary *fields = FBDictionaryResponseWithElement(alertsButton, NO);
+  XCTAssertNotNil(fields[@"ELEMENT"]);
+  XCTAssertNotNil(fields[@"element-6066-11e4-a52e-4f735466cecf"]);
+  XCTAssertEqualObjects(fields[@"name"], @"XCUIElementTypeButton");
+  XCTAssertEqualObjects(fields[@"type"], @"XCUIElementTypeButton");
+  XCTAssertEqualObjects(fields[@"label"], @"Alerts");
+  XCTAssertEqualObjects(fields[@"text"], @"Alerts");
+  XCTAssertTrue(matchesRegex([fields[@"rect"] description], @"\\{\\s*height = [0-9]+;\\s*width = [0-9]+;\\s*x = [0-9]+;\\s*y = [0-9]+;\\s*\\}"));
+  XCTAssertEqualObjects(fields[@"enabled"], @(YES));
+  XCTAssertEqualObjects(fields[@"displayed"], @(YES));
+  XCTAssertEqualObjects(fields[@"selected"], @(NO));
+  XCTAssertEqual(fields.count, 10);
+}
+
+- (void)testArbitraryAttributes
+{
+  [FBConfiguration setElementResponseAttributes:@"attribute/name,attribute/value"];
+  XCUIElement *alertsButton = self.testedApplication.buttons[@"Alerts"];
+  NSDictionary *fields = FBDictionaryResponseWithElement(alertsButton, NO);
+  XCTAssertNotNil(fields[@"ELEMENT"]);
+  XCTAssertNotNil(fields[@"element-6066-11e4-a52e-4f735466cecf"]);
+  XCTAssertEqualObjects(fields[@"attribute/name"], @"Alerts");
+  XCTAssertEqualObjects(fields[@"attribute/value"], [NSNull null]);
+  XCTAssertEqual(fields.count, 4);
+}
+
+static BOOL matchesRegex(NSString *target, NSString *pattern) {
+  if (!target)
+    return NO;
+  NSRegularExpression* regex = [NSRegularExpression regularExpressionWithPattern:pattern options:0 error:NULL];
+  return [regex numberOfMatchesInString:target options:0 range:NSMakeRange(0, target.length)] == 1;
+}
+
+@end

WebDriverAgentTests/IntegrationTests/XCUIElementFBFindTests.m

@@ -0,0 +1,472 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBIntegrationTestCase.h"
+#import "FBElementUtils.h"
+#import "FBExceptions.h"
+#import "FBTestMacros.h"
+#import "XCUIElement.h"
+#import "XCUIElement+FBFind.h"
+#import "XCUIElement+FBUID.h"
+#import "FBXCElementSnapshotWrapper+Helpers.h"
+#import "XCUIElement+FBIsVisible.h"
+#import "XCUIElement+FBClassChain.h"
+#import "XCUIElement+FBResolve.h"
+#import "FBXPath.h"
+#import "FBXCodeCompatibility.h"
+
+@interface XCUIElementFBFindTests : FBIntegrationTestCase
+@property (nonatomic, strong) XCUIElement *testedView;
+@end
+
+@implementation XCUIElementFBFindTests
+
+- (void)setUp
+{
+  [super setUp];
+  static dispatch_once_t onceToken;
+  dispatch_once(&onceToken, ^{
+    [self launchApplication];
+  });
+  self.testedView = self.testedApplication.otherElements[@"MainView"];
+  FBAssertWaitTillBecomesTrue(self.testedView.exists);
+}
+
+- (void)testDescendantsWithClassName
+{
+  NSSet<NSString *> *expectedLabels = [NSSet setWithArray:@[
+    @"Alerts",
+    @"Attributes",
+    @"Scrolling",
+    @"Deadlock app",
+    @"Touch",
+  ]];
+  NSArray<XCUIElement *> *matchingSnapshots = [self.testedView fb_descendantsMatchingClassName:@"XCUIElementTypeButton"
+                                                                   shouldReturnAfterFirstMatch:NO];
+  XCTAssertEqual(matchingSnapshots.count, expectedLabels.count);
+  NSArray<NSString *> *labels = [matchingSnapshots valueForKeyPath:@"@distinctUnionOfObjects.label"];
+  XCTAssertEqualObjects([NSSet setWithArray:labels], expectedLabels);
+
+  NSArray<NSNumber *> *types = [matchingSnapshots valueForKeyPath:@"@distinctUnionOfObjects.elementType"];
+  XCTAssertEqual(types.count, 1, @"matchingSnapshots should contain only one type");
+  XCTAssertEqualObjects(types.lastObject, @(XCUIElementTypeButton), @"matchingSnapshots should contain only one type");
+}
+
+- (void)testSingleDescendantWithClassName
+{
+  NSArray<XCUIElement *> *matchingSnapshots = [self.testedView fb_descendantsMatchingClassName:@"XCUIElementTypeButton"
+                                                                   shouldReturnAfterFirstMatch:YES];
+  XCTAssertEqual(matchingSnapshots.count, 1);
+  XCTAssertEqual(matchingSnapshots.lastObject.elementType, XCUIElementTypeButton);
+}
+
+- (void)testDescendantsWithIdentifier
+{
+  NSArray<XCUIElement *> *matchingSnapshots = [self.testedView fb_descendantsMatchingIdentifier:@"Alerts"
+                                                                    shouldReturnAfterFirstMatch:NO];
+  int snapshotsCount = 2;
+  XCTAssertEqual(matchingSnapshots.count, snapshotsCount);
+  XCTAssertEqual(matchingSnapshots.firstObject.elementType, XCUIElementTypeButton);
+  XCTAssertEqualObjects(matchingSnapshots.lastObject.label, @"Alerts");
+  NSArray<XCUIElement *> *selfElementsById = [matchingSnapshots.lastObject fb_descendantsMatchingIdentifier:@"Alerts" shouldReturnAfterFirstMatch:NO];
+  XCTAssertEqual(selfElementsById.count, 1);
+}
+
+- (void)testSingleDescendantWithIdentifier
+{
+  NSArray<XCUIElement *> *matchingSnapshots = [self.testedView fb_descendantsMatchingIdentifier:@"Alerts"
+                                                                    shouldReturnAfterFirstMatch:YES];
+  XCTAssertEqual(matchingSnapshots.count, 1);
+  XCTAssertEqual(matchingSnapshots.lastObject.elementType, XCUIElementTypeButton);
+  XCTAssertEqualObjects(matchingSnapshots.lastObject.label, @"Alerts");
+}
+
+- (void)testStableInstance
+{
+  NSArray<XCUIElement *> *matchingSnapshots = [self.testedView fb_descendantsMatchingIdentifier:@"Alerts"
+                                                                    shouldReturnAfterFirstMatch:YES];
+  XCTAssertEqual(matchingSnapshots.count, 1);
+  for (XCUIElement *el in @[
+    matchingSnapshots.lastObject,
+    [matchingSnapshots.lastObject fb_stableInstanceWithUid:[matchingSnapshots.lastObject fb_uid]]
+  ]) {
+    XCTAssertEqual(el.elementType, XCUIElementTypeButton);
+    XCTAssertEqualObjects(el.label, @"Alerts");
+  }
+}
+
+- (void)testSingleDescendantWithMissingIdentifier
+{
+  NSArray<XCUIElement *> *matchingSnapshots = [self.testedView fb_descendantsMatchingIdentifier:@"blabla" shouldReturnAfterFirstMatch:YES];
+  XCTAssertEqual(matchingSnapshots.count, 0);
+}
+
+- (void)testDescendantsWithXPathQuery
+{
+  NSArray<XCUIElement *> *matchingSnapshots = [self.testedView fb_descendantsMatchingXPathQuery:@"//XCUIElementTypeButton[@label='Alerts']"
+                                                                    shouldReturnAfterFirstMatch:NO];
+  XCTAssertEqual(matchingSnapshots.count, 1);
+  XCTAssertEqual(matchingSnapshots.lastObject.elementType, XCUIElementTypeButton);
+  XCTAssertEqualObjects(matchingSnapshots.lastObject.label, @"Alerts");
+}
+
+- (void)testSelfWithXPathQuery
+{
+  NSArray<XCUIElement *> *matchingSnapshots = [self.testedApplication fb_descendantsMatchingXPathQuery:@"//XCUIElementTypeApplication"
+                                                                           shouldReturnAfterFirstMatch:NO];
+  XCTAssertEqual(matchingSnapshots.count, 1);
+  XCTAssertEqual(matchingSnapshots.lastObject.elementType, XCUIElementTypeApplication);
+}
+
+- (void)testSingleDescendantWithXPathQuery
+{
+  NSArray<XCUIElement *> *matchingSnapshots = [self.testedApplication fb_descendantsMatchingXPathQuery:@"//XCUIElementTypeButton[@hittable='true']"
+                                                                           shouldReturnAfterFirstMatch:YES];
+  XCTAssertEqual(matchingSnapshots.count, 1);
+  XCUIElement *matchingSnapshot = [matchingSnapshots firstObject];
+  XCTAssertNotNil(matchingSnapshot);
+  XCTAssertEqual(matchingSnapshot.elementType, XCUIElementTypeButton);
+  XCTAssertEqualObjects(matchingSnapshot.label, @"Alerts");
+}
+
+- (void)testSingleDescendantWithXPathQueryNoMatches
+{
+  XCUIElement *matchingSnapshot = [[self.testedView fb_descendantsMatchingXPathQuery:@"//XCUIElementTypeButtonnn"
+                                                         shouldReturnAfterFirstMatch:YES] firstObject];
+  XCTAssertNil(matchingSnapshot);
+}
+
+- (void)testSingleLastDescendantWithXPathQuery
+{
+  XCUIElement *matchingSnapshot = [[self.testedView fb_descendantsMatchingXPathQuery:@"(//XCUIElementTypeButton)[last()]"
+                                                         shouldReturnAfterFirstMatch:YES] firstObject];
+  XCTAssertNotNil(matchingSnapshot);
+  XCTAssertEqual(matchingSnapshot.elementType, XCUIElementTypeButton);
+}
+
+- (void)testDescendantsWithXPathQueryNoMatches
+{
+  NSArray<XCUIElement *> *matchingSnapshots = [self.testedView fb_descendantsMatchingXPathQuery:@"//XCUIElementTypeButton[@label='Alerts1']"
+                                                                    shouldReturnAfterFirstMatch:NO];
+  XCTAssertEqual(matchingSnapshots.count, 0);
+}
+
+- (void)testDescendantsWithComplexXPathQuery
+{
+  NSArray<XCUIElement *> *matchingSnapshots = [self.testedView fb_descendantsMatchingXPathQuery:@"//*[@label='Scrolling']/preceding::*[boolean(string(@label))]"
+                                                                    shouldReturnAfterFirstMatch:NO];
+  int snapshotsCount = 6;
+  XCTAssertEqual(matchingSnapshots.count, snapshotsCount);
+}
+
+- (void)testDescendantsWithWrongXPathQuery
+{
+  XCTAssertThrowsSpecificNamed([self.testedView fb_descendantsMatchingXPathQuery:@"//*[blabla(@label, Scrolling')]"
+                                                     shouldReturnAfterFirstMatch:NO],
+                               NSException, FBInvalidXPathException);
+}
+
+- (void)testFirstDescendantWithWrongXPathQuery
+{
+  XCTAssertThrowsSpecificNamed([self.testedView fb_descendantsMatchingXPathQuery:@"//*[blabla(@label, Scrolling')]"
+                                                     shouldReturnAfterFirstMatch:YES],
+                               NSException, FBInvalidXPathException);
+}
+
+- (void)testVisibleDescendantWithXPathQuery
+{
+  NSArray<XCUIElement *> *matchingSnapshots = [self.testedView fb_descendantsMatchingXPathQuery:@"//XCUIElementTypeButton[@name='Alerts' and @enabled='true' and @visible='true']" shouldReturnAfterFirstMatch:NO];
+  XCTAssertEqual(matchingSnapshots.count, 1);
+  XCTAssertEqual(matchingSnapshots.lastObject.elementType, XCUIElementTypeButton);
+  XCTAssertTrue(matchingSnapshots.lastObject.isEnabled);
+  XCTAssertTrue(matchingSnapshots.lastObject.fb_isVisible);
+  XCTAssertEqualObjects(matchingSnapshots.lastObject.label, @"Alerts");
+}
+
+- (void)testDescendantsWithPredicateString
+{
+  NSPredicate *predicate = [NSPredicate predicateWithFormat:@"label = 'Alerts'"];
+  NSArray<XCUIElement *> *matchingSnapshots = [self.testedView fb_descendantsMatchingPredicate:predicate
+                                                                   shouldReturnAfterFirstMatch:NO];
+  int snapshotsCount = 2;
+  XCTAssertEqual(matchingSnapshots.count, snapshotsCount);
+  XCTAssertEqual(matchingSnapshots.firstObject.elementType, XCUIElementTypeButton);
+  XCTAssertEqualObjects(matchingSnapshots.lastObject.label, @"Alerts");
+  NSPredicate *selfPredicate = [NSPredicate predicateWithFormat:@"label == 'Alerts'"];
+  NSArray<XCUIElement *> *selfElementsByPredicate = [matchingSnapshots.lastObject fb_descendantsMatchingPredicate:selfPredicate
+                                                                                      shouldReturnAfterFirstMatch:NO];
+  XCTAssertEqual(selfElementsByPredicate.count, 1);
+}
+
+- (void)testSelfWithPredicateString
+{
+  NSPredicate *predicate = [NSPredicate predicateWithFormat:@"type == 'XCUIElementTypeApplication'"];
+  NSArray<XCUIElement *> *matchingSnapshots = [self.testedApplication fb_descendantsMatchingPredicate:predicate
+                                                                          shouldReturnAfterFirstMatch:NO];
+  XCTAssertEqual(matchingSnapshots.count, 1);
+  XCTAssertEqual(matchingSnapshots.lastObject.elementType, XCUIElementTypeApplication);
+}
+
+- (void)testSingleDescendantWithPredicateString
+{
+  NSPredicate *predicate = [NSPredicate predicateWithFormat:@"type = 'XCUIElementTypeButton'"];
+  NSArray<XCUIElement *> *matchingSnapshots = [self.testedView fb_descendantsMatchingPredicate:predicate shouldReturnAfterFirstMatch:YES];
+  XCTAssertEqual(matchingSnapshots.count, 1);
+  XCTAssertEqual(matchingSnapshots.lastObject.elementType, XCUIElementTypeButton);
+}
+
+- (void)testSingleDescendantWithPredicateStringByIndex
+{
+  NSPredicate *predicate = [NSPredicate predicateWithFormat:@"type == 'XCUIElementTypeButton' AND index == 2"];
+  NSArray<XCUIElement *> *matchingSnapshots = [self.testedView fb_descendantsMatchingPredicate:predicate shouldReturnAfterFirstMatch:NO];
+  XCTAssertEqual(matchingSnapshots.count, 1);
+  XCTAssertEqual(matchingSnapshots.lastObject.elementType, XCUIElementTypeButton);
+}
+
+- (void)testDescendantsWithPropertyStrict
+{
+  NSArray<XCUIElement *> *matchingSnapshots = [self.testedView fb_descendantsMatchingProperty:@"label"
+                                                                                        value:@"Alert"
+                                                                                partialSearch:NO];
+  XCTAssertEqual(matchingSnapshots.count, 0);
+  matchingSnapshots = [self.testedView fb_descendantsMatchingProperty:@"label" value:@"Alerts" partialSearch:NO];
+  int snapshotsCount = 2;
+  XCTAssertEqual(matchingSnapshots.count, snapshotsCount);
+  XCTAssertEqual(matchingSnapshots.firstObject.elementType, XCUIElementTypeButton);
+  XCTAssertEqualObjects(matchingSnapshots.lastObject.label, @"Alerts");
+}
+
+- (void)testGlobalWithPropertyStrict
+{
+  NSArray<XCUIElement *> *matchingSnapshots = [self.testedApplication fb_descendantsMatchingProperty:@"label"
+                                                                                               value:@"Alert"
+                                                                                       partialSearch:NO];
+  XCTAssertEqual(matchingSnapshots.count, 0);
+  matchingSnapshots = [self.testedApplication fb_descendantsMatchingProperty:@"label" value:@"Alerts" partialSearch:NO];
+  int snapshotsCount = 2;
+  XCTAssertEqual(matchingSnapshots.count, snapshotsCount);
+  XCTAssertEqual(matchingSnapshots.firstObject.elementType, XCUIElementTypeButton);
+  XCTAssertEqualObjects(matchingSnapshots.lastObject.label, @"Alerts");
+}
+
+- (void)testDescendantsWithPropertyPartial
+{
+  NSArray<XCUIElement *> *matchingSnapshots = [self.testedView fb_descendantsMatchingProperty:@"label"
+                                                                                        value:@"Alerts"
+                                                                                partialSearch:NO];
+  int snapshotsCount = 2;
+  XCTAssertEqual(matchingSnapshots.count, snapshotsCount);
+  XCTAssertEqual(matchingSnapshots.firstObject.elementType, XCUIElementTypeButton);
+  XCTAssertEqualObjects(matchingSnapshots.lastObject.label, @"Alerts");
+}
+
+- (void)testDescendantsWithClassChain
+{
+  NSArray<XCUIElement *> *matchingSnapshots;
+  NSString *queryString =@"XCUIElementTypeWindow/XCUIElementTypeOther/**/XCUIElementTypeButton";
+  matchingSnapshots = [self.testedApplication fb_descendantsMatchingClassChain:queryString
+                                                   shouldReturnAfterFirstMatch:NO];
+  XCTAssertEqual(matchingSnapshots.count, 5); // /XCUIElementTypeButton
+  for (XCUIElement *matchingSnapshot in matchingSnapshots) {
+    XCTAssertEqual(matchingSnapshot.elementType, XCUIElementTypeButton);
+  }
+}
+
+- (void)testDescendantsWithClassChainWithIndex
+{
+  NSArray<XCUIElement *> *matchingSnapshots;
+  // iPhone
+  NSString *queryString = @"XCUIElementTypeWindow/*/*/*/*[2]/*/*/XCUIElementTypeButton";
+  matchingSnapshots = [self.testedApplication fb_descendantsMatchingClassChain:queryString
+                                                   shouldReturnAfterFirstMatch:NO];
+  if (matchingSnapshots.count == 0) {
+    // iPad
+    queryString = @"XCUIElementTypeWindow/*/*/*/*/*[2]/*/*/XCUIElementTypeButton";
+    matchingSnapshots = [self.testedApplication fb_descendantsMatchingClassChain:queryString
+                                                     shouldReturnAfterFirstMatch:NO];
+  }
+  XCTAssertEqual(matchingSnapshots.count, 5); // /XCUIElementTypeButton
+  for (XCUIElement *matchingSnapshot in matchingSnapshots) {
+    XCTAssertEqual(matchingSnapshot.elementType, XCUIElementTypeButton);
+  }
+}
+
+- (void)testDescendantsWithClassChainAndPredicates
+{
+  NSArray<XCUIElement *> *matchingSnapshots;
+  NSString *queryString = @"XCUIElementTypeWindow/**/XCUIElementTypeButton[`label BEGINSWITH 'A'`]";
+  matchingSnapshots = [self.testedApplication fb_descendantsMatchingClassChain:queryString
+                                                   shouldReturnAfterFirstMatch:NO];
+  XCTAssertEqual(matchingSnapshots.count, 2);
+  XCTAssertEqualObjects([matchingSnapshots firstObject].label, @"Alerts");
+  XCTAssertEqualObjects([matchingSnapshots lastObject].label, @"Attributes");
+}
+
+- (void)testDescendantsWithIndirectClassChainAndPredicates
+{
+  NSString *queryString = @"XCUIElementTypeWindow/**/XCUIElementTypeButton[`label BEGINSWITH 'A'`]";
+  NSArray<XCUIElement *> *simpleQueryMatches = [self.testedApplication fb_descendantsMatchingClassChain:queryString
+                                                                            shouldReturnAfterFirstMatch:NO];
+  NSArray<XCUIElement *> *deepQueryMatches = [self.testedApplication fb_descendantsMatchingClassChain:@"XCUIElementTypeWindow/**/XCUIElementTypeButton[`label BEGINSWITH 'A'`]"
+                                                                          shouldReturnAfterFirstMatch:NO];
+  XCTAssertEqual(simpleQueryMatches.count, deepQueryMatches.count);
+  XCTAssertEqualObjects([simpleQueryMatches firstObject].label, [deepQueryMatches firstObject].label);
+  XCTAssertEqualObjects([simpleQueryMatches lastObject].label, [deepQueryMatches lastObject].label);
+}
+
+- (void)testClassChainWithDescendantPredicate
+{
+  NSArray<XCUIElement *> *simpleQueryMatches = [self.testedApplication fb_descendantsMatchingClassChain:@"XCUIElementTypeWindow/*/*[1]"
+                                                                            shouldReturnAfterFirstMatch:NO];
+  NSArray<XCUIElement *> *predicateQueryMatches = [self.testedApplication fb_descendantsMatchingClassChain:@"XCUIElementTypeWindow/*/*[$type == 'XCUIElementTypeButton' AND label BEGINSWITH 'A'$]"
+                                                                               shouldReturnAfterFirstMatch:NO];
+  XCTAssertEqual(simpleQueryMatches.count, predicateQueryMatches.count);
+  XCTAssertEqual([simpleQueryMatches firstObject].elementType, [predicateQueryMatches firstObject].elementType);
+  XCTAssertEqual([simpleQueryMatches lastObject].elementType, [predicateQueryMatches lastObject].elementType);
+}
+
+- (void)testSingleDescendantWithComplexIndirectClassChain
+{
+  NSArray<XCUIElement *> *queryMatches = [self.testedApplication fb_descendantsMatchingClassChain:@"**/*/XCUIElementTypeButton[2]"
+                                                                      shouldReturnAfterFirstMatch:NO];
+  XCTAssertEqual(queryMatches.count, 1);
+  XCTAssertEqual(queryMatches.lastObject.elementType, XCUIElementTypeButton);
+  XCTAssertEqualObjects(queryMatches.lastObject.label, @"Deadlock app");
+}
+
+- (void)testSingleDescendantWithComplexIndirectClassChainAndZeroMatches
+{
+  NSArray<XCUIElement *> *queryMatches = [self.testedApplication fb_descendantsMatchingClassChain:@"**/*/XCUIElementTypeWindow"
+                                                                      shouldReturnAfterFirstMatch:NO];
+  XCTAssertEqual(queryMatches.count, 0);
+}
+
+- (void)testDescendantsWithClassChainAndPredicatesAndIndexes
+{
+  NSArray<XCUIElement *> *matchingSnapshots;
+  NSString *queryString = @"XCUIElementTypeWindow[`name != 'bla'`]/**/XCUIElementTypeButton[`label BEGINSWITH \"A\"`][1]";
+  matchingSnapshots = [self.testedApplication fb_descendantsMatchingClassChain:queryString
+                                                   shouldReturnAfterFirstMatch:NO];
+  XCTAssertEqual(matchingSnapshots.count, 1);
+  XCTAssertEqualObjects([matchingSnapshots firstObject].label, @"Alerts");
+}
+
+- (void)testSingleDescendantWithClassChain
+{
+  NSArray<XCUIElement *> *matchingSnapshots = [self.testedView fb_descendantsMatchingClassChain:@"XCUIElementTypeButton"
+                                                                    shouldReturnAfterFirstMatch:YES];
+  
+  XCTAssertEqual(matchingSnapshots.count, 1);
+  XCTAssertEqual(matchingSnapshots.lastObject.elementType, XCUIElementTypeButton);
+  XCTAssertTrue([matchingSnapshots.lastObject.label isEqualToString:@"Alerts"]);
+}
+
+- (void)testSingleDescendantWithClassChainAndNegativeIndex
+{
+  NSArray<XCUIElement *> *matchingSnapshots;
+  matchingSnapshots = [self.testedView fb_descendantsMatchingClassChain:@"XCUIElementTypeButton[-1]"
+                                            shouldReturnAfterFirstMatch:YES];
+  
+  XCTAssertEqual(matchingSnapshots.count, 1);
+  XCTAssertEqual(matchingSnapshots.lastObject.elementType, XCUIElementTypeButton);
+  XCTAssertTrue([matchingSnapshots.lastObject.label isEqualToString:@"Touch"]);
+  
+  matchingSnapshots = [self.testedView fb_descendantsMatchingClassChain:@"XCUIElementTypeButton[-10]"
+                                            shouldReturnAfterFirstMatch:YES];
+  XCTAssertEqual(matchingSnapshots.count, 0);
+}
+
+- (void)testInvalidQueryWithClassChain
+{
+  XCTAssertThrowsSpecificNamed([self.testedView fb_descendantsMatchingClassChain:@"NoXCUIElementTypePrefix"
+                                                     shouldReturnAfterFirstMatch:YES],
+                               NSException, FBClassChainQueryParseException);
+}
+
+- (void)testHandleInvalidQueryWithClassChainAsNoElementWithoutError
+{
+  NSArray<XCUIElement *> *matchingSnapshots = [self.testedView
+                                               fb_descendantsMatchingClassChain:@"XCUIElementTypeBlabla"
+                                               shouldReturnAfterFirstMatch:YES];
+  XCTAssertEqual(matchingSnapshots.count, 0);
+}
+
+- (void)testClassChainWithInvalidPredicate
+{
+  XCTAssertThrowsSpecificNamed([self.testedApplication fb_descendantsMatchingClassChain:@"XCUIElementTypeWindow[`bla != 'bla'`]"
+                                                            shouldReturnAfterFirstMatch:NO],
+                               NSException, FBUnknownAttributeException);;
+}
+
+@end
+
+@interface XCUIElementFBFindTests_AttributesPage : FBIntegrationTestCase
+@end
+@implementation XCUIElementFBFindTests_AttributesPage
+
+- (void)setUp
+{
+  [super setUp];
+  static dispatch_once_t onceToken;
+  dispatch_once(&onceToken, ^{
+    [self launchApplication];
+    [self goToAttributesPage];
+  });
+}
+
+- (void)testNestedQueryWithClassChain
+{
+  NSString *queryString = @"XCUIElementTypePicker";
+  FBAssertWaitTillBecomesTrue(self.testedApplication.buttons[@"Button"].fb_isVisible);
+  XCUIElement *datePicker = [self.testedApplication
+                             descendantsMatchingType:XCUIElementTypeDatePicker].allElementsBoundByIndex.firstObject;
+  NSArray<XCUIElement *> *matches = [datePicker fb_descendantsMatchingClassChain:queryString
+                                                     shouldReturnAfterFirstMatch:NO];
+  XCTAssertEqual(matches.count, 1);
+
+  XCUIElementType expectedType = XCUIElementTypePicker;
+  XCTAssertEqual([matches firstObject].elementType, expectedType);
+}
+
+@end
+
+@interface XCUIElementFBFindTests_ScrollPage : FBIntegrationTestCase
+@end
+@implementation XCUIElementFBFindTests_ScrollPage
+
+- (void)setUp
+{
+  [super setUp];
+  static dispatch_once_t onceToken;
+  dispatch_once(&onceToken, ^{
+    [self launchApplication];
+    [self goToScrollPageWithCells:YES];
+  });
+}
+
+- (void)testInvisibleDescendantWithXPathQuery
+{
+  NSArray<XCUIElement *> *matchingSnapshots = [self.testedApplication fb_descendantsMatchingXPathQuery:@"//XCUIElementTypeStaticText[@visible='false']"
+                                                                           shouldReturnAfterFirstMatch:NO];
+  XCTAssertGreaterThan(matchingSnapshots.count, 1);
+  XCTAssertEqual(matchingSnapshots.lastObject.elementType, XCUIElementTypeStaticText);
+  XCTAssertFalse(matchingSnapshots.lastObject.fb_isVisible);
+}
+
+- (void)testNonHittableDescendantWithXPathQuery
+{
+  NSArray<XCUIElement *> *matchingSnapshots = [self.testedApplication fb_descendantsMatchingXPathQuery:@"//XCUIElementTypeStaticText[@hittable='false']"
+                                                                           shouldReturnAfterFirstMatch:NO];
+  XCTAssertGreaterThan(matchingSnapshots.count, 1);
+  XCTAssertEqual(matchingSnapshots.lastObject.elementType, XCUIElementTypeStaticText);
+  XCTAssertFalse(matchingSnapshots.lastObject.fb_isVisible);
+}
+
+@end

WebDriverAgentTests/IntegrationTests/XCUIElementHelperIntegrationTests.m

@@ -0,0 +1,51 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+#import "XCTest/XCUIElementTypes.h"
+
+#import "FBIntegrationTestCase.h"
+#import "FBTestMacros.h"
+#import "FBElement.h"
+#import "FBElementUtils.h"
+#import "FBXCElementSnapshot.h"
+#import "XCUIElement+FBUtilities.h"
+
+@interface XCUIElementHelperIntegrationTests : FBIntegrationTestCase
+@end
+
+@implementation XCUIElementHelperIntegrationTests
+
+- (void)setUp
+{
+  [super setUp];
+  [self launchApplication];
+  [self goToAlertsPage];
+}
+
+- (void)testDescendantsFiltering
+{
+  NSArray<XCUIElement *> *buttons = self.testedApplication.buttons.allElementsBoundByIndex;
+  XCTAssertTrue(buttons.count > 0);
+  NSArray<XCUIElement *> *windows = self.testedApplication.windows.allElementsBoundByIndex;
+  XCTAssertTrue(windows.count > 0);
+  
+  NSMutableArray<XCUIElement *> *allElements = [NSMutableArray array];
+  [allElements addObjectsFromArray:buttons];
+  [allElements addObjectsFromArray:windows];
+  
+  NSMutableArray<id<FBXCElementSnapshot>> *buttonSnapshots = [NSMutableArray array];
+  [buttonSnapshots addObject:[buttons.firstObject fb_customSnapshot]];
+
+  NSArray<XCUIElement *> *result = [self.testedApplication fb_filterDescendantsWithSnapshots:buttonSnapshots
+                                                                                onlyChildren:NO];
+  XCTAssertEqual(1, result.count);
+  XCTAssertEqual([result.firstObject elementType], XCUIElementTypeButton);
+}
+
+@end

WebDriverAgentTests/UnitTests/Doubles/XCElementSnapshotDouble.h

@@ -0,0 +1,15 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+@interface XCElementSnapshotDouble : NSObject<XCUIElementAttributes>
+@property (readwrite, nullable) id value;
+@property (readwrite, nullable, copy) NSString *label;
+@property (nonatomic, assign) UIAccessibilityTraits traits;
+@end

WebDriverAgentTests/UnitTests/Doubles/XCElementSnapshotDouble.m

@@ -0,0 +1,114 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import "XCElementSnapshotDouble.h"
+
+#import "FBXCAccessibilityElement.h"
+#import "FBXCElementSnapshot.h"
+#import "XCUIHitPointResult.h"
+
+@implementation XCElementSnapshotDouble
+
+- (id)init
+{
+  self = [super init];
+  self->_value = @"magicValue";
+  self->_label = @"testLabel";
+  return self;
+}
+
+- (NSString *)identifier
+{
+  return @"testName";
+}
+
+- (CGRect)frame
+{
+  return CGRectZero;
+}
+
+- (NSString *)title
+{
+  return @"testTitle";
+}
+
+- (XCUIElementType)elementType
+{
+  return XCUIElementTypeOther;
+}
+
+- (BOOL)isEnabled
+{
+  return YES;
+}
+
+- (XCUIUserInterfaceSizeClass)horizontalSizeClass
+{
+  return XCUIUserInterfaceSizeClassUnspecified;
+}
+
+- (XCUIUserInterfaceSizeClass)verticalSizeClass
+{
+  return XCUIUserInterfaceSizeClassUnspecified;
+}
+
+- (NSString *)placeholderValue
+{
+  return @"testPlaceholderValue";
+}
+
+- (BOOL)isSelected
+{
+  return YES;
+}
+
+- (BOOL)hasFocus
+{
+  return YES;
+}
+
+- (NSDictionary *)additionalAttributes
+{
+  return @{};
+}
+
+- (id<FBXCAccessibilityElement>)accessibilityElement
+{
+  return nil;
+}
+
+- (id<FBXCElementSnapshot>)parent
+{
+  return nil;
+}
+
+- (XCUIHitPointResult *)hitPoint:(NSError **)error
+{
+  return [[XCUIHitPointResult alloc] initWithHitPoint:CGPointZero hittable:YES];
+}
+
+- (NSArray *)children
+{
+  return @[];
+}
+
+- (NSArray *)_allDescendants
+{
+  return @[];
+}
+
+- (CGRect)visibleFrame
+{
+  return CGRectZero;
+}
+
+- (UIAccessibilityTraits)traits
+{
+  return UIAccessibilityTraitButton;
+}
+@end

WebDriverAgentTests/UnitTests/Doubles/XCUIApplicationDouble.h

@@ -0,0 +1,17 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <Foundation/Foundation.h>
+
+@interface XCUIApplicationDouble : NSObject
+@property (nonatomic, assign, readonly) BOOL didTerminate;
+@property (nonatomic, strong) NSString* bundleID;
+@property (nonatomic) BOOL fb_shouldWaitForQuiescence;
+
+- (BOOL)running;
+@end

WebDriverAgentTests/UnitTests/Doubles/XCUIApplicationDouble.m

@@ -0,0 +1,66 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import "XCUIApplicationDouble.h"
+
+@interface XCUIApplicationDouble ()
+@property (nonatomic, assign, readwrite) BOOL didTerminate;
+@end
+
+@implementation XCUIApplicationDouble
+
+- (instancetype)init
+{
+  self = [super init];
+  if (self) {
+    _bundleID = @"some.bundle.identifier";
+  }
+  return self;
+}
+
+- (void)terminate
+{
+  self.didTerminate = YES;
+}
+
+- (NSUInteger)processID
+{
+  return 0;
+}
+
+- (NSString *)bundleID
+{
+  return @"com.facebook.awesome";
+}
+
+- (void)fb_nativeResolve
+{
+
+}
+
+- (id)query
+{
+  return nil;
+}
+
+- (BOOL)fb_shouldWaitForQuiescence
+{
+  return NO;
+}
+
+-(void)setFb_shouldWaitForQuiescence:(BOOL)value
+{
+
+}
+
+- (BOOL)running
+{
+  return NO;
+}
+
+@end

WebDriverAgentTests/UnitTests/Doubles/XCUIElementDouble.h

@@ -0,0 +1,50 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <Foundation/Foundation.h>
+#import <WebDriverAgentLib/FBElement.h>
+#import <XCTest/XCUIElementTypes.h>
+
+@class XCUIApplication;
+
+@interface XCUIElementDouble : NSObject<FBElement>
+@property (nonatomic, strong, nonnull) XCUIApplication *application;
+@property (nonatomic, readwrite, assign) CGRect frame;
+@property (nonatomic, readwrite, nullable) id lastSnapshot;
+@property (nonatomic, assign) BOOL fb_isObstructedByAlert;
+@property (nonatomic, readonly, nonnull) NSString *fb_cacheId;
+@property (nonatomic, readwrite, copy, nonnull) NSDictionary *wdRect;
+@property (nonatomic, readwrite, assign) CGRect wdFrame;
+@property (nonatomic, readwrite, copy, nonnull) NSString *wdUID;
+@property (nonatomic, copy, readwrite, nullable) NSString *wdName;
+@property (nonatomic, copy, readwrite, nullable) NSString *wdLabel;
+@property (nonatomic, copy, readwrite, nonnull) NSString *wdType;
+@property (nonatomic, strong, readwrite, nullable) NSString *wdValue;
+@property (nonatomic, readwrite, getter=isWDEnabled) BOOL wdEnabled;
+@property (nonatomic, readwrite, getter=isWDSelected) BOOL wdSelected;
+@property (nonatomic, readwrite, assign) CGRect wdNativeFrame;
+@property (nonatomic, readwrite) NSUInteger wdIndex;
+@property (nonatomic, readwrite, getter=isWDVisible) BOOL wdVisible;
+@property (nonatomic, readwrite, getter=isWDAccessible) BOOL wdAccessible;
+@property (nonatomic, readwrite, getter = isWDFocused) BOOL wdFocused;
+@property (nonatomic, readwrite, getter = isWDHittable) BOOL wdHittable;
+@property (nonatomic, copy, readwrite, nullable) NSString *wdPlaceholderValue;
+@property (copy, nonnull) NSArray *children;
+@property (nonatomic, readwrite, assign) XCUIElementType elementType;
+@property (nonatomic, readwrite, getter=isWDAccessibilityContainer) BOOL wdAccessibilityContainer;
+@property (nonatomic, copy, readwrite, nullable) NSString *wdTraits;
+
+- (void)resolve;
+- (id _Nonnull)fb_standardSnapshot;
+- (id _Nonnull)fb_customSnapshot;
+- (nullable id)query;
+
+// Checks
+@property (nonatomic, assign, readonly) BOOL didResolve;
+
+@end

WebDriverAgentTests/UnitTests/Doubles/XCUIElementDouble.m

@@ -0,0 +1,103 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import "XCUIElementDouble.h"
+
+@interface XCUIElementDouble ()
+@property (nonatomic, assign, readwrite) BOOL didResolve;
+@end
+
+@implementation XCUIElementDouble
+
+- (id)init
+{
+  self = [super init];
+  if (self) {
+    self.wdFrame = CGRectZero;
+    self.wdNativeFrame = CGRectZero;
+    self.wdName = @"testName";
+    self.wdLabel = @"testLabel";
+    self.wdValue = @"magicValue";
+    self.wdPlaceholderValue = @"testPlaceholderValue";
+    self.wdTraits = @"testTraits";
+    self.wdVisible = YES;
+    self.wdAccessible = YES;
+    self.wdEnabled = YES;
+    self.wdSelected = YES;
+    self.wdFocused = YES;
+    self.wdHittable = YES;
+    self.wdIndex = 0;
+#if TARGET_OS_TV
+    self.wdFocused = YES;
+#endif
+    self.children = @[];
+    self.wdRect =  @{@"x": @0,
+                     @"y": @0,
+                     @"width": @0,
+                     @"height": @0,
+                     };
+    self.wdAccessibilityContainer = NO;
+    self.elementType = XCUIElementTypeOther;
+    self.wdType = @"XCUIElementTypeOther";
+    self.wdUID = @"0";
+    self.lastSnapshot = nil;
+  }
+  return self;
+}
+
+- (id)fb_valueForWDAttributeName:(NSString *)name
+{
+  return @"test";
+}
+
+- (id)query
+{
+  return nil;
+}
+
+- (void)resolve
+{
+  self.didResolve = YES;
+}
+
+- (void)fb_nativeResolve
+{
+  self.didResolve = YES;
+}
+
+- (id _Nonnull)fb_standardSnapshot;
+{
+  return [self lastSnapshot];
+}
+
+- (id _Nonnull)fb_customSnapshot;
+{
+  return [self lastSnapshot];
+}
+
+- (NSString *)fb_cacheId
+{
+  return self.wdUID;
+}
+
+- (id)lastSnapshot
+{
+  return self;
+}
+
+- (id)fb_uid
+{
+  return self.wdUID;
+}
+
+- (NSString *)wdTraits
+{
+  return self.wdTraits;
+}
+
+@end

WebDriverAgentTests/UnitTests/FBClassChainTests.m

@@ -0,0 +1,313 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "XCUIElementDouble.h"
+#import "FBClassChainQueryParser.h"
+
+@interface FBClassChainTests : XCTestCase
+@end
+
+@implementation FBClassChainTests
+
+- (void)testValidChain
+{
+  NSError *error;
+  FBClassChain *result = [FBClassChainQueryParser parseQuery:@"XCUIElementTypeWindow/XCUIElementTypeButton" error:&error];
+  XCTAssertNotNil(result);
+  XCTAssertEqual(result.elements.count, 2);
+  
+  FBClassChainItem *firstElement = [result.elements firstObject];
+  XCTAssertEqual(firstElement.type, XCUIElementTypeWindow);
+  XCTAssertNil(firstElement.position);
+  XCTAssertFalse(firstElement.isDescendant);
+
+  FBClassChainItem *secondElement = [result.elements objectAtIndex:1];
+  XCTAssertEqual(secondElement.type, XCUIElementTypeButton);
+  XCTAssertNil(secondElement.position);
+  XCTAssertFalse(secondElement.isDescendant);
+}
+
+- (void)testValidChainWithStar
+{
+  NSError *error;
+  FBClassChain *result = [FBClassChainQueryParser parseQuery:@"XCUIElementTypeWindow/XCUIElementTypeButton[3]/*[4]/*[5]/XCUIElementTypeAlert" error:&error];
+  XCTAssertNotNil(result);
+  XCTAssertEqual(result.elements.count, 5);
+  
+    FBClassChainItem *firstElement = [result.elements firstObject];
+  XCTAssertEqual(firstElement.type, XCUIElementTypeWindow);
+  XCTAssertNil(firstElement.position);
+  XCTAssertFalse(firstElement.isDescendant);
+  
+  FBClassChainItem *secondElement = [result.elements objectAtIndex:1];
+  XCTAssertEqual(secondElement.type, XCUIElementTypeButton);
+  XCTAssertEqual(secondElement.position.integerValue, 3);
+  XCTAssertFalse(secondElement.isDescendant);
+  
+  FBClassChainItem *thirdElement = [result.elements objectAtIndex:2];
+  XCTAssertEqual(thirdElement.type, XCUIElementTypeAny);
+  XCTAssertEqual(thirdElement.position.integerValue, 4);
+  XCTAssertFalse(thirdElement.isDescendant);
+  
+  FBClassChainItem *fourthElement = [result.elements objectAtIndex:3];
+  XCTAssertEqual(fourthElement.type, XCUIElementTypeAny);
+  XCTAssertEqual(fourthElement.position.integerValue, 5);
+  XCTAssertFalse(fourthElement.isDescendant);
+  
+  FBClassChainItem *fifthsElement = [result.elements objectAtIndex:4];
+  XCTAssertEqual(fifthsElement.type, XCUIElementTypeAlert);
+  XCTAssertNil(fifthsElement.position);
+  XCTAssertFalse(fifthsElement.isDescendant);
+}
+
+- (void)testValidSingleStarChain
+{
+  NSError *error;
+  FBClassChain *result = [FBClassChainQueryParser parseQuery:@"*" error:&error];
+  XCTAssertNotNil(result);
+  XCTAssertEqual(result.elements.count, 1);
+  
+  FBClassChainItem *firstElement = [result.elements firstObject];
+  XCTAssertEqual(firstElement.type, XCUIElementTypeAny);
+  XCTAssertNil(firstElement.position);
+  XCTAssertFalse(firstElement.isDescendant);
+}
+
+- (void)testValidSingleStarIndirectChain
+{
+  NSError *error;
+  FBClassChain *result = [FBClassChainQueryParser parseQuery:@"**/*/*/XCUIElementTypeButton" error:&error];
+  XCTAssertNotNil(result);
+  XCTAssertEqual(result.elements.count, 3);
+  
+  FBClassChainItem *firstElement = [result.elements firstObject];
+  XCTAssertEqual(firstElement.type, XCUIElementTypeAny);
+  XCTAssertNil(firstElement.position);
+  XCTAssertTrue(firstElement.isDescendant);
+  
+  FBClassChainItem *secondElement = [result.elements objectAtIndex:1];
+  XCTAssertEqual(secondElement.type, XCUIElementTypeAny);
+  XCTAssertNil(secondElement.position);
+  XCTAssertFalse(secondElement.isDescendant);
+  
+  FBClassChainItem *thirdElement = [result.elements objectAtIndex:2];
+  XCTAssertEqual(thirdElement.type, XCUIElementTypeButton);
+  XCTAssertNil(thirdElement.position);
+  XCTAssertFalse(thirdElement.isDescendant);
+}
+
+- (void)testValidDoubleIndirectChainAndStar
+{
+  NSError *error;
+  FBClassChain *result = [FBClassChainQueryParser parseQuery:@"**/XCUIElementTypeButton/**/*" error:&error];
+  XCTAssertNotNil(result);
+  XCTAssertEqual(result.elements.count, 2);
+  
+  FBClassChainItem *firstElement = [result.elements firstObject];
+  XCTAssertEqual(firstElement.type, XCUIElementTypeButton);
+  XCTAssertNil(firstElement.position);
+  XCTAssertTrue(firstElement.isDescendant);
+  
+  FBClassChainItem *secondElement = [result.elements objectAtIndex:1];
+  XCTAssertEqual(secondElement.type, XCUIElementTypeAny);
+  XCTAssertNil(secondElement.position);
+  XCTAssertTrue(secondElement.isDescendant);
+}
+
+- (void)testValidDoubleIndirectChainAndClassName
+{
+  NSError *error;
+  FBClassChain *result = [FBClassChainQueryParser parseQuery:@"**/XCUIElementTypeButton/**/XCUIElementTypeImage" error:&error];
+  XCTAssertNotNil(result);
+  XCTAssertEqual(result.elements.count, 2);
+  
+  FBClassChainItem *firstElement = [result.elements firstObject];
+  XCTAssertEqual(firstElement.type, XCUIElementTypeButton);
+  XCTAssertNil(firstElement.position);
+  XCTAssertTrue(firstElement.isDescendant);
+  
+  FBClassChainItem *secondElement = [result.elements objectAtIndex:1];
+  XCTAssertEqual(secondElement.type, XCUIElementTypeImage);
+  XCTAssertNil(secondElement.position);
+  XCTAssertTrue(secondElement.isDescendant);
+}
+
+- (void)testValidChainWithNegativeIndex
+{
+  NSError *error;
+  FBClassChain *result = [FBClassChainQueryParser parseQuery:@"XCUIElementTypeWindow/XCUIElementTypeButton[-1]" error:&error];
+  XCTAssertNotNil(result);
+  XCTAssertEqual(result.elements.count, 2);
+  
+  FBClassChainItem *firstElement = [result.elements firstObject];
+  XCTAssertEqual(firstElement.type, XCUIElementTypeWindow);
+  XCTAssertNil(firstElement.position);
+  XCTAssertEqual(firstElement.predicates.count, 0);
+  XCTAssertFalse(firstElement.isDescendant);
+  
+  FBClassChainItem *secondElement = [result.elements objectAtIndex:1];
+  XCTAssertEqual(secondElement.type, XCUIElementTypeButton);
+  XCTAssertEqual(secondElement.position.integerValue, -1);
+  XCTAssertEqual(secondElement.predicates.count, 0);
+  XCTAssertFalse(secondElement.isDescendant);
+}
+
+- (void)testValidChainWithSinglePredicate
+{
+  NSError *error;
+  FBClassChain *result = [FBClassChainQueryParser parseQuery:@"XCUIElementTypeWindow[`name == 'blabla'`]/XCUIElementTypeButton" error:&error];
+  XCTAssertNotNil(result);
+  XCTAssertEqual(result.elements.count, 2);
+  
+  FBClassChainItem *firstElement = [result.elements firstObject];
+  XCTAssertEqual(firstElement.type, XCUIElementTypeWindow);
+  XCTAssertNil(firstElement.position);
+  XCTAssertEqual(firstElement.predicates.count, 1);
+  XCTAssertFalse(firstElement.isDescendant);
+  
+  FBClassChainItem *secondElement = [result.elements objectAtIndex:1];
+  XCTAssertEqual(secondElement.type, XCUIElementTypeButton);
+  XCTAssertNil(secondElement.position);
+  XCTAssertEqual(secondElement.predicates.count, 0);
+  XCTAssertFalse(secondElement.isDescendant);
+}
+
+- (void)testValidChainWithMultiplePredicates
+{
+  NSError *error;
+  FBClassChain *result = [FBClassChainQueryParser parseQuery:@"XCUIElementTypeWindow[`name == 'blabla'`]/XCUIElementTypeButton[`value == 'blabla'`]" error:&error];
+  XCTAssertNotNil(result);
+  XCTAssertEqual(result.elements.count, 2);
+  
+  FBClassChainItem *firstElement = [result.elements firstObject];
+  XCTAssertEqual(firstElement.type, XCUIElementTypeWindow);
+  XCTAssertNil(firstElement.position);
+  XCTAssertEqual(firstElement.predicates.count, 1);
+  XCTAssertFalse(firstElement.isDescendant);
+  
+  FBClassChainItem *secondElement = [result.elements objectAtIndex:1];
+  XCTAssertEqual(secondElement.type, XCUIElementTypeButton);
+  XCTAssertNil(secondElement.position);
+  XCTAssertEqual(secondElement.predicates.count, 1);
+  XCTAssertFalse(secondElement.isDescendant);
+}
+
+- (void)testValidChainWithIndirectSearchAndPredicates
+{
+  NSError *error;
+  FBClassChain *result = [FBClassChainQueryParser parseQuery:@"**/XCUIElementTypeTable[`name == 'blabla'`][10]/**/XCUIElementTypeButton[`value == 'blabla'`]" error:&error];
+  XCTAssertNotNil(result);
+  XCTAssertEqual(result.elements.count, 2);
+  
+  FBClassChainItem *firstElement = [result.elements firstObject];
+  XCTAssertEqual(firstElement.type, XCUIElementTypeTable);
+  XCTAssertEqual(firstElement.position.integerValue, 10);
+  XCTAssertEqual(firstElement.predicates.count, 1);
+  XCTAssertTrue(firstElement.isDescendant);
+  
+  FBClassChainItem *secondElement = [result.elements objectAtIndex:1];
+  XCTAssertEqual(secondElement.type, XCUIElementTypeButton);
+  XCTAssertNil(secondElement.position);
+  XCTAssertEqual(secondElement.predicates.count, 1);
+  XCTAssertTrue(secondElement.isDescendant);
+}
+
+- (void)testValidChainWithMultiplePredicatesAndPositions
+{
+  NSError *error;
+  FBClassChain *result = [FBClassChainQueryParser parseQuery:@"*[`name == \"к``ири````'лиця\"`][3]/XCUIElementTypeButton[`value == \"blabla\"`][-1]" error:&error];
+  XCTAssertNotNil(result);
+  XCTAssertEqual(result.elements.count, 2);
+  
+  FBClassChainItem *firstElement = [result.elements firstObject];
+  XCTAssertEqual(firstElement.type, XCUIElementTypeAny);
+  XCTAssertEqual(firstElement.position.integerValue, 3);
+  XCTAssertEqual(firstElement.predicates.count, 1);
+  XCTAssertFalse(firstElement.isDescendant);
+  
+  FBClassChainItem *secondElement = [result.elements objectAtIndex:1];
+  XCTAssertEqual(secondElement.type, XCUIElementTypeButton);
+  XCTAssertEqual(secondElement.position.integerValue, -1);
+  XCTAssertEqual(secondElement.predicates.count, 1);
+  XCTAssertFalse(secondElement.isDescendant);
+}
+
+- (void)testValidChainWithDescendantPredicate
+{
+  NSError *error;
+  FBClassChain *result = [FBClassChainQueryParser parseQuery:@"**/XCUIElementTypeTable[$type == 'XCUIElementTypeImage' AND name == 'olala'$][`name == 'blabla'`][10]" error:&error];
+  XCTAssertNotNil(result);
+  XCTAssertEqual(result.elements.count, 1);
+  
+  FBClassChainItem *firstElement = [result.elements firstObject];
+  XCTAssertEqual(firstElement.type, XCUIElementTypeTable);
+  XCTAssertEqual(firstElement.position.integerValue, 10);
+  XCTAssertEqual(firstElement.predicates.count, 2);
+  XCTAssertTrue(firstElement.isDescendant);
+}
+
+- (void)testValidChainWithMultipleDescendantPredicates
+{
+  NSError *error;
+  FBClassChain *result = [FBClassChainQueryParser parseQuery:@"**/XCUIElementTypeTable[$type == 'XCUIElementTypeImage' AND name == 'olala'$][`value == 'peace'`][$value == 'yolo'$][`name == 'blabla'`][10]" error:&error];
+  XCTAssertNotNil(result);
+  XCTAssertEqual(result.elements.count, 1);
+  
+  FBClassChainItem *firstElement = [result.elements firstObject];
+  XCTAssertEqual(firstElement.type, XCUIElementTypeTable);
+  XCTAssertEqual(firstElement.position.integerValue, 10);
+  XCTAssertEqual(firstElement.predicates.count, 4);
+  XCTAssertTrue(firstElement.isDescendant);
+}
+
+- (void)testInvalidChains
+{
+  NSArray *invalidQueries = @[
+    @"/XCUIElementTypeWindow"
+    ,@"XCUIElementTypeWindow/"
+    ,@"XCUIElementTypeWindow//*"
+    ,@"XCUIElementTypeWindow*/*"
+    ,@"**"
+    ,@"***"
+    ,@"**/*/**"
+    ,@"/**"
+    ,@"XCUIElementTypeWindow/**"
+    ,@"**[1]/XCUIElementTypeWindow"
+    ,@"**[`name == '1'`]/XCUIElementTypeWindow"
+    ,@"XCUIElementTypeWindow[0]"
+    ,@"XCUIElementTypeWindow[1][1]"
+    ,@"blabla"
+    ,@"XCUIElementTypeWindow/blabla"
+    ,@" XCUIElementTypeWindow"
+    ,@"XCUIElementTypeWindow[ 2 ]"
+    ,@"XCUIElementTypeWindow[[2]"
+    ,@"XCUIElementTypeWindow[2]]"
+    ,@"XCUIElementType[Window[2]]"
+    ,@"XCUIElementTypeWindow[visible = 1]"
+    ,@"XCUIElementTypeWindow[1][`visible = 1`]"
+    ,@"XCUIElementTypeWindow[1] [`visible = 1`]"
+    ,@"XCUIElementTypeWindow[ `visible = 1`]"
+    ,@"XCUIElementTypeWindow[`visible = 1][`name = \"bla\"`]"
+    ,@"XCUIElementTypeWindow[`visible = 1]"
+    ,@"XCUIElementTypeWindow[$visible = 1]"
+    ,@"XCUIElementTypeWindow[``]"
+    ,@"XCUIElementTypeWindow[$$]"
+    ,@"XCUIElementTypeWindow[`name = \"bla```bla\"`]"
+    ,@"XCUIElementTypeWindow[$name = \"bla$$$bla\"$]"
+  ];
+  for (NSString *invalidQuery in invalidQueries) {
+    NSError *error;
+    FBClassChain *result = [FBClassChainQueryParser parseQuery:invalidQuery error:&error];
+    XCTAssertNil(result);
+    XCTAssertNotNil(error);
+  }
+}
+
+@end

WebDriverAgentTests/UnitTests/FBConfigurationTests.m

@@ -0,0 +1,48 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBConfiguration.h"
+
+@interface FBConfigurationTests : XCTestCase
+
+@end
+
+@implementation FBConfigurationTests
+
+- (void)setUp
+{
+  [super setUp];
+  unsetenv("USE_PORT");
+  unsetenv("VERBOSE_LOGGING");
+}
+
+- (void)testBindingPortDefault
+{
+  XCTAssertTrue(NSEqualRanges([FBConfiguration bindingPortRange], NSMakeRange(8100, 100)));
+}
+
+- (void)testBindingPortEnvironmentOverwrite
+{
+  setenv("USE_PORT", "1000", 1);
+  XCTAssertTrue(NSEqualRanges([FBConfiguration bindingPortRange], NSMakeRange(1000, 1)));
+}
+
+- (void)testVerboseLoggingDefault
+{
+  XCTAssertFalse([FBConfiguration verboseLoggingEnabled]);
+}
+
+- (void)testVerboseLoggingEnvironmentOverwrite
+{
+  setenv("VERBOSE_LOGGING", "YES", 1);
+  XCTAssertTrue([FBConfiguration verboseLoggingEnabled]);
+}
+
+@end

WebDriverAgentTests/UnitTests/FBElementCacheTests.m

@@ -0,0 +1,124 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBElementCache.h"
+#import "XCUIElementDouble.h"
+#import "XCUIElement+FBCaching.h"
+#import "XCUIElement+FBUtilities.h"
+
+@interface FBElementCacheTests : XCTestCase
+@property (nonatomic, strong) FBElementCache *cache;
+@end
+
+@implementation FBElementCacheTests
+
+- (void)setUp
+{
+  [super setUp];
+  self.cache = [FBElementCache new];
+}
+
+- (void)testStoringElement
+{
+  XCUIElementDouble *el1 = XCUIElementDouble.new;
+  el1.wdUID = @"1";
+  XCUIElementDouble *el2 = XCUIElementDouble.new;
+  el2.wdUID = @"2";
+  NSString *firstUUID = [self.cache storeElement:(XCUIElement *)el1];
+  NSString *secondUUID = [self.cache storeElement:(XCUIElement *)el2];
+  XCTAssertEqualObjects(firstUUID, el1.wdUID);
+  XCTAssertEqualObjects(secondUUID, el2.wdUID);
+}
+
+- (void)testFetchingElement
+{
+  XCUIElement *element = (XCUIElement *)XCUIElementDouble.new;
+  NSString *uuid = [self.cache storeElement:element];
+  XCTAssertNotNil(uuid, @"Stored index should be higher than 0");
+  XCUIElement *cachedElement = [self.cache elementForUUID:uuid];
+  XCTAssertEqual(element, cachedElement);
+}
+
+- (void)testFetchingBadIndex
+{
+  XCTAssertThrows([self.cache elementForUUID:@"random"]);
+}
+
+- (void)testLinearCacheExpulsion
+{
+  const int ELEMENT_COUNT = 1050;
+  
+  NSMutableArray *elements = [NSMutableArray arrayWithCapacity:ELEMENT_COUNT];
+  NSMutableArray *elementIds = [NSMutableArray arrayWithCapacity:ELEMENT_COUNT];
+  for(int i = 0; i < ELEMENT_COUNT; i++) {
+    XCUIElementDouble *el = XCUIElementDouble.new;
+    el.wdUID = [NSString stringWithFormat:@"%@", @(i)];
+    [elements addObject:(XCUIElement *)el];
+  }
+  
+  // The capacity of the cache is limited to 1024 elements. Add 1050
+  // elements and make sure:
+  // - The first 26 elements are no longer present in the cache
+  // - The remaining 1024 elements are present in the cache
+  for(int i = 0; i < ELEMENT_COUNT; i++) {
+    [elementIds addObject:[self.cache storeElement:elements[i]]];
+  }
+  
+  for(int i = 0; i < ELEMENT_COUNT - ELEMENT_CACHE_SIZE; i++) {
+    XCTAssertThrows([self.cache elementForUUID:elementIds[i]]);
+  }
+  for(int i = ELEMENT_COUNT - ELEMENT_CACHE_SIZE; i < ELEMENT_COUNT; i++) {
+    XCTAssertEqual(elements[i], [self.cache elementForUUID:elementIds[i]]);
+  }
+}
+
+- (void)testMRUCacheExpulsion
+{
+  const int ELEMENT_COUNT = 1050;
+  const int ACCESSED_ELEMENT_COUNT = 24;
+  
+  NSMutableArray *elements = [NSMutableArray arrayWithCapacity:ELEMENT_COUNT];
+  NSMutableArray *elementIds = [NSMutableArray arrayWithCapacity:ELEMENT_COUNT];
+  for(int i = 0; i < ELEMENT_COUNT; i++) {
+    XCUIElementDouble *el = XCUIElementDouble.new;
+    el.wdUID = [NSString stringWithFormat:@"%@", @(i)];
+    [elements addObject:(XCUIElement *)el];
+  }
+  
+  // The capacity of the cache is limited to 1024 elements. Add 1050
+  // elements, but with a twist: access the first 24 elements before
+  // adding the last 50 elements. Then, make sure:
+  // - The first 24 elements are present in the cache
+  // - The next 26 elements are not present in the cache
+  // - The remaining 1000 elements are present in the cache
+  for(int i = 0; i < ELEMENT_CACHE_SIZE; i++) {
+    [elementIds addObject:[self.cache storeElement:elements[i]]];
+  }
+  
+  for(int i = 0; i < ACCESSED_ELEMENT_COUNT; i++) {
+    [self.cache elementForUUID:elementIds[i]];
+  }
+     
+  for(int i = ELEMENT_CACHE_SIZE; i < ELEMENT_COUNT; i++) {
+    [elementIds addObject:[self.cache storeElement:elements[i]]];
+  }
+  
+  for(int i = 0; i < ACCESSED_ELEMENT_COUNT; i++) {
+    XCTAssertEqual(elements[i], [self.cache elementForUUID:elementIds[i]]);
+  }
+  for(int i = ACCESSED_ELEMENT_COUNT; i < ELEMENT_COUNT - ELEMENT_CACHE_SIZE + ACCESSED_ELEMENT_COUNT; i++) {
+    XCTAssertThrows([self.cache elementForUUID:elementIds[i]]);
+  }
+  for(int i = ELEMENT_COUNT - ELEMENT_CACHE_SIZE + ACCESSED_ELEMENT_COUNT; i < ELEMENT_COUNT; i++) {
+    XCTAssertEqual(elements[i], [self.cache elementForUUID:elementIds[i]]);
+  }
+}
+
+@end

WebDriverAgentTests/UnitTests/FBElementTypeTransformerTests.m

@@ -0,0 +1,45 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBElementTypeTransformer.h"
+
+@interface FBElementTypeTransformerTests : XCTestCase
+@end
+
+@implementation FBElementTypeTransformerTests
+
+- (void)testStringWithElementType
+{
+  XCTAssertEqualObjects(@"XCUIElementTypeAny", [FBElementTypeTransformer stringWithElementType:XCUIElementTypeAny]);
+  XCTAssertEqualObjects(@"XCUIElementTypeIcon", [FBElementTypeTransformer stringWithElementType:XCUIElementTypeIcon]);
+  XCTAssertEqualObjects(@"XCUIElementTypeTab", [FBElementTypeTransformer stringWithElementType:XCUIElementTypeTab]);
+  XCTAssertEqualObjects(@"XCUIElementTypeOther", [FBElementTypeTransformer stringWithElementType:XCUIElementTypeOther]);
+}
+
+- (void)testShortStringWithElementType
+{
+  XCTAssertEqualObjects(@"Any", [FBElementTypeTransformer shortStringWithElementType:XCUIElementTypeAny]);
+  XCTAssertEqualObjects(@"Icon", [FBElementTypeTransformer shortStringWithElementType:XCUIElementTypeIcon]);
+  XCTAssertEqualObjects(@"Tab", [FBElementTypeTransformer shortStringWithElementType:XCUIElementTypeTab]);
+  XCTAssertEqualObjects(@"Other", [FBElementTypeTransformer shortStringWithElementType:XCUIElementTypeOther]);
+}
+
+- (void)testElementTypeWithElementTypeName
+{
+  XCTAssertEqual(XCUIElementTypeAny, [FBElementTypeTransformer elementTypeWithTypeName:@"XCUIElementTypeAny"]);
+  XCTAssertEqual(XCUIElementTypeIcon, [FBElementTypeTransformer elementTypeWithTypeName:@"XCUIElementTypeIcon"]);
+  XCTAssertEqual(XCUIElementTypeTab, [FBElementTypeTransformer elementTypeWithTypeName:@"XCUIElementTypeTab"]);
+  XCTAssertEqual(XCUIElementTypeOther, [FBElementTypeTransformer elementTypeWithTypeName:@"XCUIElementTypeOther"]);
+  XCTAssertThrows([FBElementTypeTransformer elementTypeWithTypeName:@"Whatever"]);
+  XCTAssertThrows([FBElementTypeTransformer elementTypeWithTypeName:nil]);
+  XCTAssertEqual(XCUIElementTypeOther, [FBElementTypeTransformer elementTypeWithTypeName:@"XCUIElementTypeNewType"]);
+}
+
+@end

WebDriverAgentTests/UnitTests/FBElementUtilitiesTests.m

@@ -0,0 +1,36 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+
+#import <XCTest/XCTest.h>
+
+#import "FBElement.h"
+#import "XCUIElementDouble.h"
+#import "FBElementUtils.h"
+
+@interface FBElementUtilitiesTests : XCTestCase
+@end
+
+@implementation FBElementUtilitiesTests
+
+- (void)testTypesFiltering {
+  NSMutableArray *elements = [NSMutableArray new];
+  XCUIElementDouble *el1 = [XCUIElementDouble new];
+  [elements addObject:el1];
+  XCUIElementDouble *el2 = [XCUIElementDouble new];
+  el2.elementType = XCUIElementTypeAlert;
+  el2.wdType = @"XCUIElementTypeAlert";
+  [elements addObject:el2];
+  XCUIElementDouble *el3 = [XCUIElementDouble new];
+  [elements addObject:el3];
+  
+  NSSet *result = [FBElementUtils uniqueElementTypesWithElements:elements];
+  XCTAssertEqual([result count], 2);
+}
+
+@end

WebDriverAgentTests/UnitTests/FBErrorBuilderTests.m

@@ -0,0 +1,61 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBErrorBuilder.h"
+
+@interface FBErrorBuilderTests : XCTestCase
+@end
+
+@implementation FBErrorBuilderTests
+
+- (void)testErrorWithDescription
+{
+  NSString *expectedDescription = @"Magic description";
+  NSError *error =
+  [[[FBErrorBuilder builder]
+    withDescription:expectedDescription]
+   build];
+  XCTAssertNotNil(error);
+  XCTAssertEqualObjects([error localizedDescription], expectedDescription);
+}
+
+- (void)testErrorWithDescriptionFormat
+{
+  NSError *error =
+  [[[FBErrorBuilder builder]
+    withDescriptionFormat:@"Magic %@", @"bob"]
+   build];
+  XCTAssertEqualObjects([error localizedDescription], @"Magic bob");
+}
+
+- (void)testInnerError
+{
+  NSError *innerError = [NSError errorWithDomain:@"Domain" code:1 userInfo:@{}];
+  NSError *error =
+  [[[FBErrorBuilder builder]
+    withInnerError:innerError]
+   build];
+  XCTAssertEqual(error.userInfo[NSUnderlyingErrorKey], innerError);
+}
+
+- (void)testBuildWithError
+{
+  NSString *expectedDescription = @"Magic description";
+  NSError *error;
+  BOOL result =
+  [[[FBErrorBuilder builder]
+    withDescription:expectedDescription]
+   buildError:&error];
+  XCTAssertNotNil(error);
+  XCTAssertEqualObjects(error.localizedDescription, expectedDescription);
+  XCTAssertFalse(result);
+}
+
+@end

WebDriverAgentTests/UnitTests/FBExceptionHandlerTests.m

@@ -0,0 +1,59 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBAlert.h"
+#import "FBExceptionHandler.h"
+#import "FBExceptions.h"
+
+
+@interface RouteResponseDouble : NSObject
+- (void)setHeader:(NSString *)field value:(NSString *)value;
+- (void)setStatusCode:(NSUInteger)code;
+- (void)respondWithData:(NSData *)data;
+@end
+
+@implementation RouteResponseDouble
+- (void)setHeader:(NSString *)field value:(NSString *)value {}
+- (void)setStatusCode:(NSUInteger)code {}
+- (void)respondWithData:(NSData *)data {}
+@end
+
+
+@interface FBExceptionHandlerTests : XCTestCase
+@property (nonatomic) FBExceptionHandler *exceptionHandler;
+@end
+
+@implementation FBExceptionHandlerTests
+
+- (void)setUp
+{
+  self.exceptionHandler = [FBExceptionHandler new];
+}
+
+- (void)testMatchingErrorHandling
+{
+  NSException *exception = [NSException exceptionWithName:FBElementNotVisibleException
+                                                   reason:@"reason"
+                                                 userInfo:@{}];
+  [self.exceptionHandler handleException:exception
+                             forResponse:(RouteResponse *)[RouteResponseDouble new]];
+}
+
+- (void)testNonMatchingErrorHandling
+{
+  NSException *exception = [NSException exceptionWithName:@"something"
+                                                   reason:@"reason"
+                                                 userInfo:@{}];
+  [self.exceptionHandler handleException:exception
+                             forResponse:(RouteResponse *)[RouteResponseDouble new]];
+}
+
+
+@end

WebDriverAgentTests/UnitTests/FBLRUCacheTests.m

@@ -0,0 +1,127 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "LRUCache.h"
+
+@interface FBLRUCacheTests : XCTestCase
+@end
+
+@implementation FBLRUCacheTests
+
+- (void)assertArray:(NSArray *)array1 equalsTo:(NSArray *)array2
+{
+  XCTAssertEqualObjects(array1, array2);
+}
+
+- (void)testRecentlyInsertedObjectReplacesTheOldestOne
+{
+  LRUCache *cache = [[LRUCache alloc] initWithCapacity:1];
+  [cache setObject:@"foo" forKey:@"bar"];
+  [cache setObject:@"foo2" forKey:@"bar2"];
+  [cache setObject:@"foo3" forKey:@"bar3"];
+  XCTAssertEqualObjects(@[@"foo3"], cache.allObjects);
+}
+
+- (void)testRecentObjectReplacementAndBump
+{
+  LRUCache *cache = [[LRUCache alloc] initWithCapacity:2];
+  [cache setObject:@"foo" forKey:@"bar"];
+  [cache setObject:@"foo2" forKey:@"bar2"];
+  [self assertArray:@[@"foo2", @"foo"] equalsTo:cache.allObjects];
+  XCTAssertNotNil([cache objectForKey:@"bar"]);
+  [self assertArray:@[@"foo", @"foo2"] equalsTo:cache.allObjects];
+  [cache setObject:@"foo3" forKey:@"bar3"];
+  [self assertArray:@[@"foo3", @"foo"] equalsTo:cache.allObjects];
+  [cache setObject:@"foo0" forKey:@"bar"];
+  [self assertArray:@[@"foo0", @"foo3"] equalsTo:cache.allObjects];
+  [cache setObject:@"foo4" forKey:@"bar4"];
+  [self assertArray:@[@"foo4", @"foo0"] equalsTo:cache.allObjects];
+}
+
+- (void)testBumpFromHead
+{
+  LRUCache *cache = [[LRUCache alloc] initWithCapacity:3];
+  [cache setObject:@"foo" forKey:@"bar"];
+  [cache setObject:@"foo2" forKey:@"bar2"];
+  [cache setObject:@"foo3" forKey:@"bar3"];
+  XCTAssertNotNil([cache objectForKey:@"bar3"]);
+  [self assertArray:@[@"foo3", @"foo2", @"foo"] equalsTo:cache.allObjects];
+  [cache setObject:@"foo4" forKey:@"bar4"];
+  [cache setObject:@"foo5" forKey:@"bar5"];
+  [self assertArray:@[@"foo5", @"foo4", @"foo3"] equalsTo:cache.allObjects];
+}
+
+- (void)testBumpFromMiddle
+{
+  LRUCache *cache = [[LRUCache alloc] initWithCapacity:3];
+  [cache setObject:@"foo" forKey:@"bar"];
+  [cache setObject:@"foo2" forKey:@"bar2"];
+  [cache setObject:@"foo3" forKey:@"bar3"];
+  XCTAssertNotNil([cache objectForKey:@"bar2"]);
+  [self assertArray:@[@"foo2", @"foo3", @"foo"] equalsTo:cache.allObjects];
+  [cache setObject:@"foo4" forKey:@"bar4"];
+  [cache setObject:@"foo5" forKey:@"bar5"];
+  [self assertArray:@[@"foo5", @"foo4", @"foo2"] equalsTo:cache.allObjects];
+}
+
+- (void)testBumpFromTail
+{
+  LRUCache *cache = [[LRUCache alloc] initWithCapacity:3];
+  [cache setObject:@"foo" forKey:@"bar"];
+  [cache setObject:@"foo2" forKey:@"bar2"];
+  [cache setObject:@"foo3" forKey:@"bar3"];
+  XCTAssertNotNil([cache objectForKey:@"bar3"]);
+  [self assertArray:@[@"foo3", @"foo2", @"foo"] equalsTo:cache.allObjects];
+  [cache setObject:@"foo4" forKey:@"bar4"];
+  [cache setObject:@"foo5" forKey:@"bar5"];
+  [self assertArray:@[@"foo5", @"foo4", @"foo3"] equalsTo:cache.allObjects];
+}
+
+- (void)testInsertionLoop
+{
+  LRUCache *cache = [[LRUCache alloc] initWithCapacity:1];
+  NSUInteger count = 100;
+  for (NSUInteger i = 0; i <= count; ++i) {
+    [cache setObject:@(i) forKey:@(i)];
+    XCTAssertNotNil([cache objectForKey:@(i)]);
+  }
+  XCTAssertEqualObjects(@[@(count)], cache.allObjects);
+}
+
+- (void)testRemoveExistingObjectForKey {
+    LRUCache *cache = [[LRUCache alloc] initWithCapacity:3];
+    [cache setObject:@"foo" forKey:@"bar"];
+    [cache setObject:@"foo2" forKey:@"bar2"];
+    [cache setObject:@"foo3" forKey:@"bar3"];
+    [self assertArray:@[@"foo3", @"foo2", @"foo"] equalsTo:cache.allObjects];
+    [cache removeObjectForKey:@"bar2"];
+    XCTAssertNil([cache objectForKey:@"bar2"]);
+    [self assertArray:@[@"foo3", @"foo"] equalsTo:cache.allObjects];
+}
+
+- (void)testRemoveNonExistingObjectForKey {
+    LRUCache *cache = [[LRUCache alloc] initWithCapacity:2];
+    [cache setObject:@"foo" forKey:@"bar"];
+    [cache removeObjectForKey:@"nonExisting"];
+    XCTAssertNotNil([cache objectForKey:@"bar"]);
+    [self assertArray:@[@"foo"] equalsTo:cache.allObjects];
+}
+
+- (void)testRemoveAndInsertFlow {
+    LRUCache *cache = [[LRUCache alloc] initWithCapacity:2];
+    [cache setObject:@"foo" forKey:@"bar"];
+    [cache setObject:@"foo2" forKey:@"bar2"];
+    [cache removeObjectForKey:@"bar"];
+    XCTAssertNil([cache objectForKey:@"bar"]);
+    [cache setObject:@"foo3" forKey:@"bar3"];
+    [self assertArray:@[@"foo3", @"foo2"] equalsTo:cache.allObjects];
+}
+
+@end

WebDriverAgentTests/UnitTests/FBMathUtilsTests.m

@@ -0,0 +1,113 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBMathUtils.h"
+
+@interface FBMathUtilsTests : XCTestCase
+@end
+
+@implementation FBMathUtilsTests
+
+- (void)testGetCenter
+{
+  XCTAssertTrue(CGPointEqualToPoint(FBRectGetCenter(CGRectMake(0, 0, 4, 4)), CGPointMake(2, 2)));
+  XCTAssertTrue(CGPointEqualToPoint(FBRectGetCenter(CGRectMake(1, 1, 4, 4)), CGPointMake(3, 3)));
+  XCTAssertTrue(CGPointEqualToPoint(FBRectGetCenter(CGRectMake(1, 3, 6, 14)), CGPointMake(4, 10)));
+}
+
+- (void)testFuzzyEqualFloats
+{
+  XCTAssertTrue(FBFloatFuzzyEqualToFloat(0, 0, 0));
+  XCTAssertTrue(FBFloatFuzzyEqualToFloat(0.5, 0.6, 0.2));
+  XCTAssertTrue(FBFloatFuzzyEqualToFloat(0.6, 0.5, 0.2));
+  XCTAssertTrue(FBFloatFuzzyEqualToFloat(0.5, 0.6, 0.10001));
+}
+
+- (void)testFuzzyNotEqualFloats
+{
+  XCTAssertFalse(FBFloatFuzzyEqualToFloat(0, 1, 0));
+  XCTAssertFalse(FBFloatFuzzyEqualToFloat(1, 0, 0));
+  XCTAssertFalse(FBFloatFuzzyEqualToFloat(0.5, 0.6, 0.05));
+  XCTAssertFalse(FBFloatFuzzyEqualToFloat(0.6, 0.5, 0.05));
+}
+
+- (void)testFuzzyEqualPoints
+{
+  CGPoint referencePoint = CGPointMake(3, 3);
+  XCTAssertTrue(FBPointFuzzyEqualToPoint(referencePoint, CGPointMake(3, 3), 2));
+  XCTAssertTrue(FBPointFuzzyEqualToPoint(referencePoint, CGPointMake(3, 4), 2));
+  XCTAssertTrue(FBPointFuzzyEqualToPoint(referencePoint, CGPointMake(4, 3), 2));
+}
+
+- (void)testFuzzyNotEqualPoints
+{
+  CGPoint referencePoint = CGPointMake(3, 3);
+  XCTAssertFalse(FBPointFuzzyEqualToPoint(referencePoint, CGPointMake(5, 5), 1));
+  XCTAssertFalse(FBPointFuzzyEqualToPoint(referencePoint, CGPointMake(3, 5), 1));
+  XCTAssertFalse(FBPointFuzzyEqualToPoint(referencePoint, CGPointMake(5, 3), 1));
+}
+
+- (void)testFuzzyEqualSizes
+{
+  CGSize referenceSize = CGSizeMake(3, 3);
+  XCTAssertTrue(FBSizeFuzzyEqualToSize(referenceSize, CGSizeMake(3, 3), 2));
+  XCTAssertTrue(FBSizeFuzzyEqualToSize(referenceSize, CGSizeMake(3, 4), 2));
+  XCTAssertTrue(FBSizeFuzzyEqualToSize(referenceSize, CGSizeMake(4, 3), 2));
+}
+
+- (void)testFuzzyNotEqualSizes
+{
+  CGSize referenceSize = CGSizeMake(3, 3);
+  XCTAssertFalse(FBSizeFuzzyEqualToSize(referenceSize, CGSizeMake(5, 5), 1));
+  XCTAssertFalse(FBSizeFuzzyEqualToSize(referenceSize, CGSizeMake(3, 5), 1));
+  XCTAssertFalse(FBSizeFuzzyEqualToSize(referenceSize, CGSizeMake(5, 3), 1));
+}
+
+- (void)testFuzzyEqualRects
+{
+  CGRect referenceRect = CGRectMake(3, 3, 3, 3);
+  XCTAssertTrue(FBRectFuzzyEqualToRect(referenceRect, CGRectMake(3, 3, 3, 3), 2));
+  XCTAssertTrue(FBRectFuzzyEqualToRect(referenceRect, CGRectMake(3, 4, 3, 3), 2));
+  XCTAssertTrue(FBRectFuzzyEqualToRect(referenceRect, CGRectMake(4, 3, 3, 3), 2));
+  XCTAssertTrue(FBRectFuzzyEqualToRect(referenceRect, CGRectMake(3, 3, 3, 4), 2));
+  XCTAssertTrue(FBRectFuzzyEqualToRect(referenceRect, CGRectMake(3, 3, 4, 3), 2));
+}
+
+- (void)testFuzzyNotEqualRects
+{
+  CGRect referenceRect = CGRectMake(3, 3, 3, 3);
+  XCTAssertFalse(FBRectFuzzyEqualToRect(referenceRect, CGRectMake(5, 5, 5, 5), 1));
+  XCTAssertFalse(FBRectFuzzyEqualToRect(referenceRect, CGRectMake(3, 5, 3, 3), 1));
+  XCTAssertFalse(FBRectFuzzyEqualToRect(referenceRect, CGRectMake(5, 3, 3, 3), 1));
+  XCTAssertFalse(FBRectFuzzyEqualToRect(referenceRect, CGRectMake(3, 3, 3, 5), 1));
+  XCTAssertFalse(FBRectFuzzyEqualToRect(referenceRect, CGRectMake(3, 3, 5, 3), 1));
+}
+
+- (void)testFuzzyEqualRectsSymmetry
+{
+  CGRect referenceRect = CGRectMake(0, 0, 2, 2);
+  XCTAssertFalse(FBRectFuzzyEqualToRect(referenceRect, CGRectMake(1, 1, 3, 3), 1));
+  XCTAssertFalse(FBRectFuzzyEqualToRect(referenceRect, CGRectMake(-1, -1, 1, 1), 1));
+}
+
+- (void)testSizeInversion
+{
+  const CGSize screenSizePortrait = CGSizeMake(10, 15);
+  const CGSize screenSizeLandscape = CGSizeMake(15, 10);
+  const CGFloat t = FBDefaultFrameFuzzyThreshold;
+  XCTAssertTrue(FBSizeFuzzyEqualToSize(screenSizePortrait, FBAdjustDimensionsForApplication(screenSizePortrait, UIInterfaceOrientationPortrait), t));
+  XCTAssertTrue(FBSizeFuzzyEqualToSize(screenSizePortrait, FBAdjustDimensionsForApplication(screenSizePortrait, UIInterfaceOrientationPortraitUpsideDown), t));
+  XCTAssertTrue(FBSizeFuzzyEqualToSize(screenSizeLandscape, FBAdjustDimensionsForApplication(screenSizePortrait, UIInterfaceOrientationLandscapeLeft), t));
+  XCTAssertTrue(FBSizeFuzzyEqualToSize(screenSizeLandscape, FBAdjustDimensionsForApplication(screenSizePortrait, UIInterfaceOrientationLandscapeRight), t));
+  XCTAssertTrue(FBSizeFuzzyEqualToSize(screenSizeLandscape, FBAdjustDimensionsForApplication(screenSizeLandscape, UIInterfaceOrientationLandscapeLeft), t));
+  XCTAssertTrue(FBSizeFuzzyEqualToSize(screenSizeLandscape, FBAdjustDimensionsForApplication(screenSizeLandscape, UIInterfaceOrientationLandscapeRight), t));
+}
+
+@end

WebDriverAgentTests/UnitTests/FBProtocolHelpersTests.m

@@ -0,0 +1,81 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBProtocolHelpers.h"
+
+@interface FBProtocolHelpersTests : XCTestCase
+@end
+
+@implementation FBProtocolHelpersTests
+
+- (void)testValidPrefixedCapsParsing
+{
+  NSError *error = nil;
+  NSDictionary<NSString *, id> *parsedCaps = FBParseCapabilities(@{
+    @"firstMatch": @[@{
+      @"appium:bundleId": @"com.example.id"
+    }]
+  }, &error);
+  XCTAssertNil(error);
+  XCTAssertEqualObjects(parsedCaps[@"bundleId"], @"com.example.id");
+}
+
+- (void)testValidPrefixedCapsMerging
+{
+  NSError *error = nil;
+  NSDictionary<NSString *, id> *parsedCaps = FBParseCapabilities(@{
+     @"firstMatch": @[@{
+       @"bundleId": @"com.example.id"
+     }],
+     @"alwaysMatch": @{
+       @"google:cap": @"super"
+     }
+   }, &error);
+  XCTAssertNil(error);
+  XCTAssertEqualObjects(parsedCaps[@"bundleId"], @"com.example.id");
+  XCTAssertEqualObjects(parsedCaps[@"google:cap"], @"super");
+}
+
+- (void)testEmptyCaps
+{
+  NSError *error = nil;
+  NSDictionary<NSString *, id> *parsedCaps = FBParseCapabilities(@{}, &error);
+  XCTAssertNil(error);
+  XCTAssertEqual(parsedCaps.count, 0);
+}
+
+- (void)testCapsMergingFailure
+{
+  NSError *error = nil;
+  NSDictionary<NSString *, id> *parsedCaps = FBParseCapabilities(@{
+    @"firstMatch": @[@{
+      @"appium:bundleId": @"com.example.id"
+    }],
+    @"alwaysMatch": @{
+      @"bundleId": @"other"
+    }
+  }, &error);
+  XCTAssertNil(parsedCaps);
+  XCTAssertNotNil(error);
+}
+
+- (void)testPrefixingStandardCapability
+{
+  NSError *error = nil;
+  NSDictionary<NSString *, id> *parsedCaps = FBParseCapabilities(@{
+    @"firstMatch": @[@{
+      @"appium:platformName": @"com.example.id"
+    }]
+  }, &error);
+  XCTAssertNil(parsedCaps);
+  XCTAssertNotNil(error);
+}
+
+@end

WebDriverAgentTests/UnitTests/FBRouteTests.m

@@ -0,0 +1,129 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBRoute.h"
+
+@class RouteResponse;
+
+@interface FBHandlerMock : NSObject
+@property (nonatomic, assign) BOOL didCallSomeSelector;
+@end
+
+@implementation FBHandlerMock
+- (id)someSelector:(id)arg
+{
+  self.didCallSomeSelector = YES;
+  return nil;
+};
+
+@end
+
+@interface FBRouteTests : XCTestCase
+@end
+
+@implementation FBRouteTests
+
+- (void)testGetRoute
+{
+  FBRoute *route = [FBRoute GET:@"/"];
+  XCTAssertEqualObjects(route.verb, @"GET");
+}
+
+- (void)testPostRoute
+{
+  FBRoute *route = [FBRoute POST:@"/"];
+  XCTAssertEqualObjects(route.verb, @"POST");
+}
+
+- (void)testPutRoute
+{
+  FBRoute *route = [FBRoute PUT:@"/"];
+  XCTAssertEqualObjects(route.verb, @"PUT");
+}
+
+- (void)testDeleteRoute
+{
+  FBRoute *route = [FBRoute DELETE:@"/"];
+  XCTAssertEqualObjects(route.verb, @"DELETE");
+}
+
+- (void)testTargetAction
+{
+  FBHandlerMock *mock = [FBHandlerMock new];
+  FBRoute *route = [[FBRoute new] respondWithTarget:mock action:@selector(someSelector:)];
+  [route mountRequest:(id)NSObject.new intoResponse:(id)NSObject.new];
+  XCTAssertTrue(mock.didCallSomeSelector);
+}
+
+- (void)testRespond
+{
+  XCTestExpectation *expectation = [self expectationWithDescription:@"Calling respond block works!"];
+  FBRoute *route = [[FBRoute new] respondWithBlock:^id<FBResponsePayload>(FBRouteRequest *request) {
+    [expectation fulfill];
+    return nil;
+  }];
+  [route mountRequest:(id)NSObject.new intoResponse:(id)NSObject.new];
+  [self waitForExpectationsWithTimeout:0.0 handler:nil];
+}
+
+- (void)testRouteWithSessionWithSlash
+{
+  FBRoute *route = [[FBRoute POST:@"/deactivateApp"] respondWithTarget:self action:@selector(dummyHandler:)];
+  XCTAssertEqualObjects(route.path, @"/session/:sessionID/deactivateApp");
+}
+
+- (void)testRouteWithSession
+{
+  FBRoute *route = [[FBRoute POST:@"deactivateApp"] respondWithTarget:self action:@selector(dummyHandler:)];
+  XCTAssertEqualObjects(route.path, @"/session/:sessionID/deactivateApp");
+}
+
+- (void)testRouteWithoutSessionWithSlash
+{
+  FBRoute *route = [[FBRoute POST:@"/deactivateApp"].withoutSession respondWithTarget:self action:@selector(dummyHandler:)];
+  XCTAssertEqualObjects(route.path, @"/deactivateApp");
+}
+
+- (void)testRouteWithoutSession
+{
+  FBRoute *route = [[FBRoute POST:@"deactivateApp"].withoutSession respondWithTarget:self action:@selector(dummyHandler:)];
+  XCTAssertEqualObjects(route.path, @"/deactivateApp");
+}
+
+- (void)testEmptyRouteWithSession
+{
+  FBRoute *route = [[FBRoute POST:@""] respondWithTarget:self action:@selector(dummyHandler:)];
+  XCTAssertEqualObjects(route.path, @"/session/:sessionID");
+}
+
+- (void)testEmptyRouteWithoutSession
+{
+  FBRoute *route = [[FBRoute POST:@""].withoutSession respondWithTarget:self action:@selector(dummyHandler:)];
+  XCTAssertEqualObjects(route.path, @"/");
+}
+
+- (void)testEmptyRouteWithSessionWithSlash
+{
+  FBRoute *route = [[FBRoute POST:@"/"] respondWithTarget:self action:@selector(dummyHandler:)];
+  XCTAssertEqualObjects(route.path, @"/session/:sessionID");
+}
+
+- (void)testEmptyRouteWithoutSessionWithSlash
+{
+  FBRoute *route = [[FBRoute POST:@"/"].withoutSession respondWithTarget:self action:@selector(dummyHandler:)];
+  XCTAssertEqualObjects(route.path, @"/");
+}
+
++ (id<FBResponsePayload>)dummyHandler:(FBRouteRequest *)request
+{
+  return nil;
+}
+
+@end

WebDriverAgentTests/UnitTests/FBRunLoopSpinnerTests.m

@@ -0,0 +1,98 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBRunLoopSpinner.h"
+
+@interface FBRunLoopSpinnerTests : XCTestCase
+@property (nonatomic, strong) FBRunLoopSpinner *spinner;
+@end
+
+/**
+ Non of the test methods should block testing thread.
+ If they do, that means they are broken
+ */
+@implementation FBRunLoopSpinnerTests
+
+- (void)setUp
+{
+  [super setUp];
+  self.spinner = [[FBRunLoopSpinner new] timeout:0.1];
+}
+
+- (void)testSpinUntilCompletion
+{
+  __block BOOL _didExecuteBlock = NO;
+  [FBRunLoopSpinner spinUntilCompletion:^(void (^completion)(void)) {
+    _didExecuteBlock = YES;
+    completion();
+  }];
+  XCTAssertTrue(_didExecuteBlock);
+}
+
+- (void)testSpinUntilTrue
+{
+  __block BOOL _didExecuteBlock = NO;
+  BOOL didSucceed =
+  [self.spinner spinUntilTrue:^BOOL{
+    _didExecuteBlock = YES;
+    return YES;
+  }];
+  XCTAssertTrue(didSucceed);
+  XCTAssertTrue(_didExecuteBlock);
+}
+
+- (void)testSpinUntilTrueTimeout
+{
+  NSError *error;
+  BOOL didSucceed =
+  [self.spinner spinUntilTrue:^BOOL{
+    return NO;
+  } error:&error];
+  XCTAssertFalse(didSucceed);
+  XCTAssertNotNil(error);
+}
+
+- (void)testSpinUntilTrueTimeoutMessage
+{
+  NSString *expectedMessage = @"Magic message";
+  NSError *error;
+  BOOL didSucceed =
+  [[self.spinner timeoutErrorMessage:expectedMessage]
+   spinUntilTrue:^BOOL{
+     return NO;
+   } error:&error];
+  XCTAssertFalse(didSucceed);
+  XCTAssertEqual(error.localizedDescription, expectedMessage);
+}
+
+- (void)testSpinUntilNotNil
+{
+  __block id expectedObject = NSObject.new;
+  NSError *error;
+  id returnedObject =
+  [self.spinner spinUntilNotNil:^id{
+    return expectedObject;
+  } error:&error];
+  XCTAssertNil(error);
+  XCTAssertEqual(returnedObject, expectedObject);
+}
+
+- (void)testSpinUntilNotNilTimeout
+{
+  NSError *error;
+  id element =
+  [self.spinner spinUntilNotNil:^id{
+    return nil;
+  } error:&error];
+  XCTAssertNil(element);
+  XCTAssertNotNil(error);
+}
+
+@end

WebDriverAgentTests/UnitTests/FBRuntimeUtilsTests.m

@@ -0,0 +1,45 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBRuntimeUtils.h"
+#import "XCTestPrivateSymbols.h"
+
+@protocol FBMagicProtocol <NSObject>
+@end
+
+const NSString *FBRuntimeUtilsTestsConstString = @"FBRuntimeUtilsTestsConstString";
+
+@interface FBRuntimeUtilsTests : XCTestCase <FBMagicProtocol>
+@end
+
+@implementation FBRuntimeUtilsTests
+
+- (void)testClassesThatConformsToProtocol
+{
+  XCTAssertEqualObjects(@[self.class], FBClassesThatConformsToProtocol(@protocol(FBMagicProtocol)));
+}
+
+- (void)testRetrievingFrameworkSymbols
+{
+  NSString *binaryPath = [NSBundle bundleForClass:self.class].executablePath;
+  NSString *symbolPointer = *(NSString*__autoreleasing*)FBRetrieveSymbolFromBinary(binaryPath.UTF8String, "FBRuntimeUtilsTestsConstString");
+  XCTAssertNotNil(symbolPointer);
+  XCTAssertEqualObjects(symbolPointer, FBRuntimeUtilsTestsConstString);
+}
+
+- (void)testXCTestSymbols
+{
+  XCTAssertTrue(XCDebugLogger != NULL);
+  XCTAssertTrue(XCSetDebugLogger != NULL);
+  XCTAssertNotNil(FB_XCAXAIsVisibleAttribute);
+  XCTAssertNotNil(FB_XCAXAIsElementAttribute);
+}
+
+@end

WebDriverAgentTests/UnitTests/FBSDKVersionTests.m

@@ -0,0 +1,66 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBRuntimeUtils.h"
+
+@interface FBSDKVersionTests : XCTestCase
+@property (nonatomic, readonly) NSString *currentSDKVersion;
+@property (nonatomic, readonly) NSString *lowerSDKVersion;
+@property (nonatomic, readonly) NSString *higherSDKVersion;
+@end
+
+@implementation FBSDKVersionTests
+
+- (void)setUp
+{
+  [super setUp];
+  NSDictionary *bundleDict = [[NSBundle mainBundle] infoDictionary];
+  [bundleDict setValue:@"11.0" forKey:@"DTSDKName"];
+  _currentSDKVersion = FBSDKVersion();
+  _lowerSDKVersion = [NSString stringWithFormat:@"%@", @((int)[self.currentSDKVersion doubleValue] - 1)];
+  _higherSDKVersion = [NSString stringWithFormat:@"%@", @((int)[self.currentSDKVersion doubleValue] + 1)];
+}
+
+- (void)testIsSDKVersionLessThanOrEqualTo
+{
+  XCTAssertTrue(isSDKVersionLessThanOrEqualTo(self.higherSDKVersion));
+  XCTAssertFalse(isSDKVersionLessThanOrEqualTo(self.lowerSDKVersion));
+  XCTAssertTrue(isSDKVersionLessThanOrEqualTo(self.currentSDKVersion));
+}
+
+- (void)testIsSDKVersionLessThan
+{
+  XCTAssertTrue(isSDKVersionLessThan(self.higherSDKVersion));
+  XCTAssertFalse(isSDKVersionLessThan(self.lowerSDKVersion));
+  XCTAssertFalse(isSDKVersionLessThan(self.currentSDKVersion));
+}
+
+- (void)testIsSDKVersionEqualTo
+{
+  XCTAssertFalse(isSDKVersionEqualTo(self.higherSDKVersion));
+  XCTAssertFalse(isSDKVersionEqualTo(self.lowerSDKVersion));
+  XCTAssertTrue(isSDKVersionEqualTo(self.currentSDKVersion));
+}
+
+- (void)testIsSDKVersionGreaterThanOrEqualTo
+{
+  XCTAssertFalse(isSDKVersionGreaterThanOrEqualTo(self.higherSDKVersion));
+  XCTAssertTrue(isSDKVersionGreaterThanOrEqualTo(self.lowerSDKVersion));
+  XCTAssertTrue(isSDKVersionGreaterThanOrEqualTo(self.currentSDKVersion));
+}
+
+- (void)testIsSDKVersionGreaterThan
+{
+  XCTAssertFalse(isSDKVersionGreaterThan(self.higherSDKVersion));
+  XCTAssertTrue(isSDKVersionGreaterThan(self.lowerSDKVersion));
+  XCTAssertFalse(isSDKVersionGreaterThan(self.currentSDKVersion));
+}
+
+@end

WebDriverAgentTests/UnitTests/FBSessionTests.m

@@ -0,0 +1,67 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBSession.h"
+#import "FBConfiguration.h"
+#import "XCUIApplicationDouble.h"
+
+@interface FBSessionTests : XCTestCase
+@property (nonatomic, strong) FBSession *session;
+@property (nonatomic, strong) XCUIApplication *testedApplication;
+@property (nonatomic) BOOL shouldTerminateAppValue;
+@end
+
+@implementation FBSessionTests
+
+- (void)setUp
+{
+  [super setUp];
+  self.testedApplication = (id)XCUIApplicationDouble.new;
+  self.shouldTerminateAppValue = FBConfiguration.shouldTerminateApp;
+  [FBConfiguration setShouldTerminateApp:NO];
+  self.session = [FBSession initWithApplication:self.testedApplication];
+}
+
+- (void)tearDown
+{
+  [self.session kill];
+  [FBConfiguration setShouldTerminateApp:self.shouldTerminateAppValue];
+  [super tearDown];
+}
+
+- (void)testSessionFetching
+{
+  FBSession *fetchedSession = [FBSession sessionWithIdentifier:self.session.identifier];
+  XCTAssertEqual(self.session, fetchedSession);
+}
+
+- (void)testSessionFetchingBadIdentifier
+{
+  XCTAssertNil([FBSession sessionWithIdentifier:@"FAKE_IDENTIFIER"]);
+}
+
+- (void)testSessionCreation
+{
+  XCTAssertNotNil(self.session.identifier);
+  XCTAssertNotNil(self.session.elementCache);
+}
+
+- (void)testActiveSession
+{
+  XCTAssertEqual(self.session, [FBSession activeSession]);
+}
+
+- (void)testActiveSessionIsNilAfterKilling
+{
+  [self.session kill];
+  XCTAssertNil([FBSession activeSession]);
+}
+
+@end

WebDriverAgentTests/UnitTests/FBXMLSafeStringTests.m

@@ -0,0 +1,35 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "NSString+FBXMLSafeString.h"
+
+@interface FBXMLSafeStringTests : XCTestCase
+@end
+
+@implementation FBXMLSafeStringTests
+
+- (void)testSafeXmlStringTransformationWithEmptyReplacement {
+  NSString *withInvalidChar = [NSString stringWithFormat:@"bla%@", @"\uFFFF"];
+  NSString *withoutInvalidChar = @"bla";
+  XCTAssertNotEqualObjects(withInvalidChar, withoutInvalidChar);
+  XCTAssertEqualObjects([withInvalidChar fb_xmlSafeStringWithReplacement:@""], withoutInvalidChar);
+}
+
+- (void)testSafeXmlStringTransformationWithNonEmptyReplacement {
+  NSString *withInvalidChar = [NSString stringWithFormat:@"bla%@", @"\uFFFF"];
+  XCTAssertEqualObjects([withInvalidChar fb_xmlSafeStringWithReplacement:@"1"], @"bla1");
+}
+
+- (void)testSafeXmlStringTransformationWithSmileys {
+  NSString *validString = @"Yo👿";
+  XCTAssertEqualObjects([validString fb_xmlSafeStringWithReplacement:@""], validString);
+}
+
+@end

WebDriverAgentTests/UnitTests/FBXPathTests.m

@@ -0,0 +1,152 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBMacros.h"
+#import "FBXPath.h"
+#import "FBXPath-Private.h"
+#import "XCUIElementDouble.h"
+#import "XCElementSnapshotDouble.h"
+#import "FBXCElementSnapshotWrapper+Helpers.h"
+
+@interface FBXPathTests : XCTestCase
+@end
+
+@implementation FBXPathTests
+
+- (NSString *)xmlStringWithElement:(id<FBXCElementSnapshot>)snapshot
+                        xpathQuery:(nullable NSString *)query
+               excludingAttributes:(nullable NSArray<NSString *> *)excludedAttributes
+{
+  xmlDocPtr doc;
+  
+  xmlTextWriterPtr writer = xmlNewTextWriterDoc(&doc, 0);
+  NSMutableDictionary *elementStore = [NSMutableDictionary dictionary];
+  int buffersize;
+  xmlChar *xmlbuff = NULL;
+  int rc = xmlTextWriterStartDocument(writer, NULL, "UTF-8", NULL);
+  if (rc >= 0) {
+    rc = [FBXPath xmlRepresentationWithRootElement:snapshot
+                                            writer:writer
+                                      elementStore:elementStore
+                                             query:query
+                               excludingAttributes:excludedAttributes];
+    if (rc >= 0) {
+      rc = xmlTextWriterEndDocument(writer);
+    }
+  }
+  if (rc >= 0) {
+    xmlDocDumpFormatMemory(doc, &xmlbuff, &buffersize, 1);
+  }
+  xmlFreeTextWriter(writer);
+  xmlFreeDoc(doc);
+  
+  XCTAssertTrue(rc >= 0);
+  XCTAssertEqual(1, [elementStore count]);
+
+  NSString *result = [NSString stringWithCString:(const char *)xmlbuff encoding:NSUTF8StringEncoding];
+  xmlFree(xmlbuff);
+  return result;
+}
+
+- (void)testDefaultXPathPresentation
+{
+  XCElementSnapshotDouble *snapshot = [XCElementSnapshotDouble new];
+  id<FBElement> element = (id<FBElement>)[FBXCElementSnapshotWrapper ensureWrapped:(id)snapshot];
+  NSString *resultXml = [self xmlStringWithElement:(id<FBXCElementSnapshot>)element
+                                        xpathQuery:nil
+                               excludingAttributes:nil];
+  NSLog(@"[DefaultXPath] Result XML:\n%@", resultXml);
+  NSString *expectedXml = [NSString stringWithFormat:@"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<%@ type=\"%@\" value=\"%@\" name=\"%@\" label=\"%@\" enabled=\"%@\" visible=\"%@\" accessible=\"%@\" x=\"%@\" y=\"%@\" width=\"%@\" height=\"%@\" index=\"%lu\" traits=\"%@\" private_indexPath=\"top\"/>\n",
+                           element.wdType, element.wdType, element.wdValue, element.wdName, element.wdLabel, FBBoolToString(element.wdEnabled), FBBoolToString(element.wdVisible), FBBoolToString(element.wdAccessible), element.wdRect[@"x"], element.wdRect[@"y"], element.wdRect[@"width"], element.wdRect[@"height"], element.wdIndex, element.wdTraits];
+  XCTAssertTrue([resultXml isEqualToString: expectedXml]);
+}
+
+- (void)testtXPathPresentationWithSomeAttributesExcluded
+{
+  XCElementSnapshotDouble *snapshot = [XCElementSnapshotDouble new];
+  id<FBElement> element = (id<FBElement>)[FBXCElementSnapshotWrapper ensureWrapped:(id)snapshot];
+  NSString *resultXml = [self xmlStringWithElement:(id<FBXCElementSnapshot>)element
+                                        xpathQuery:nil
+                               excludingAttributes:@[@"type", @"visible", @"value", @"index", @"traits", @"nativeFrame"]];
+  NSString *expectedXml = [NSString stringWithFormat:@"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<%@ name=\"%@\" label=\"%@\" enabled=\"%@\" accessible=\"%@\" x=\"%@\" y=\"%@\" width=\"%@\" height=\"%@\" private_indexPath=\"top\"/>\n",
+                           element.wdType, element.wdName, element.wdLabel, FBBoolToString(element.wdEnabled), FBBoolToString(element.wdAccessible), element.wdRect[@"x"], element.wdRect[@"y"], element.wdRect[@"width"], element.wdRect[@"height"]];
+  XCTAssertEqualObjects(resultXml, expectedXml);
+}
+
+- (void)testXPathPresentationBasedOnQueryMatchingAllAttributes
+{
+  XCElementSnapshotDouble *snapshot = [XCElementSnapshotDouble new];
+  snapshot.value = @"йоло<>&\"";
+  snapshot.label = @"a\nb";
+  id<FBElement> element = (id<FBElement>)[FBXCElementSnapshotWrapper ensureWrapped:(id)snapshot];
+  NSString *resultXml = [self xmlStringWithElement:(id<FBXCElementSnapshot>)element
+                                        xpathQuery:[NSString stringWithFormat:@"//%@[@*]", element.wdType]
+                               excludingAttributes:@[@"visible"]];
+  NSString *expectedXml = [NSString stringWithFormat:@"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<%@ type=\"%@\" value=\"%@\" name=\"%@\" label=\"%@\" enabled=\"%@\" visible=\"%@\" accessible=\"%@\" x=\"%@\" y=\"%@\" width=\"%@\" height=\"%@\" index=\"%lu\" hittable=\"%@\" traits=\"%@\" nativeFrame=\"%@\" private_indexPath=\"top\"/>\n",
+                           element.wdType, element.wdType, @"йоло&lt;&gt;&amp;&quot;", element.wdName, @"a&#10;b", FBBoolToString(element.wdEnabled), FBBoolToString(element.wdVisible), FBBoolToString(element.wdAccessible), element.wdRect[@"x"], element.wdRect[@"y"], element.wdRect[@"width"], element.wdRect[@"height"], element.wdIndex, FBBoolToString(element.wdHittable), element.wdTraits, NSStringFromCGRect(element.wdNativeFrame)];
+  XCTAssertEqualObjects(expectedXml, resultXml);
+}
+
+- (void)testXPathPresentationBasedOnQueryMatchingSomeAttributes
+{
+  XCElementSnapshotDouble *snapshot = [XCElementSnapshotDouble new];
+  id<FBElement> element = (id<FBElement>)[FBXCElementSnapshotWrapper ensureWrapped:(id)snapshot];
+  NSString *resultXml = [self xmlStringWithElement:(id<FBXCElementSnapshot>)element
+                                        xpathQuery:[NSString stringWithFormat:@"//%@[@%@ and contains(@%@, 'blabla')]", element.wdType, @"value", @"name"]
+                               excludingAttributes:nil];
+  NSString *expectedXml = [NSString stringWithFormat:@"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<%@ value=\"%@\" name=\"%@\" private_indexPath=\"top\"/>\n",
+                           element.wdType, element.wdValue, element.wdName];
+  XCTAssertTrue([resultXml isEqualToString: expectedXml]);
+}
+
+- (void)testSnapshotXPathResultsMatching
+{
+  xmlDocPtr doc;
+
+  xmlTextWriterPtr writer = xmlNewTextWriterDoc(&doc, 0);
+  NSMutableDictionary *elementStore = [NSMutableDictionary dictionary];
+  XCElementSnapshotDouble *snapshot = [XCElementSnapshotDouble new];
+  id<FBElement> root = (id<FBElement>)[FBXCElementSnapshotWrapper ensureWrapped:(id)snapshot];
+  NSString *query = [NSString stringWithFormat:@"//%@", root.wdType];
+  int rc = xmlTextWriterStartDocument(writer, NULL, "UTF-8", NULL);
+  if (rc >= 0) {
+    rc = [FBXPath xmlRepresentationWithRootElement:(id<FBXCElementSnapshot>)root
+                                            writer:writer
+                                      elementStore:elementStore
+                                             query:query
+                               excludingAttributes:nil];
+    if (rc >= 0) {
+      rc = xmlTextWriterEndDocument(writer);
+    }
+  }
+  if (rc < 0) {
+    xmlFreeTextWriter(writer);
+    xmlFreeDoc(doc);
+    XCTFail(@"Unable to create the source XML document");
+  }
+
+  xmlXPathObjectPtr queryResult = [FBXPath evaluate:query document:doc contextNode:NULL];
+  if (NULL == queryResult) {
+    xmlFreeTextWriter(writer);
+    xmlFreeDoc(doc);
+    XCTAssertNotEqual(NULL, queryResult);
+  }
+
+  NSArray *matchingSnapshots = [FBXPath collectMatchingSnapshots:queryResult->nodesetval
+                                                    elementStore:elementStore];
+  xmlXPathFreeObject(queryResult);
+  xmlFreeTextWriter(writer);
+  xmlFreeDoc(doc);
+
+  XCTAssertNotNil(matchingSnapshots);
+  XCTAssertEqual(1, [matchingSnapshots count]);
+}
+
+@end

WebDriverAgentTests/UnitTests/Info.plist

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CFBundleDevelopmentRegion</key>
+	<string>en</string>
+	<key>CFBundleExecutable</key>
+	<string>$(EXECUTABLE_NAME)</string>
+	<key>CFBundleIdentifier</key>
+	<string>$(PRODUCT_BUNDLE_IDENTIFIER)</string>
+	<key>CFBundleInfoDictionaryVersion</key>
+	<string>6.0</string>
+	<key>CFBundleName</key>
+	<string>$(PRODUCT_NAME)</string>
+	<key>CFBundlePackageType</key>
+	<string>BNDL</string>
+	<key>CFBundleShortVersionString</key>
+	<string>1.0</string>
+	<key>CFBundleSignature</key>
+	<string>????</string>
+	<key>CFBundleVersion</key>
+	<string>1</string>
+</dict>
+</plist>

WebDriverAgentTests/UnitTests/NSDictionaryFBUtf8SafeTests.m

@@ -0,0 +1,34 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "NSDictionary+FBUtf8SafeDictionary.h"
+
+@interface NSDictionaryFBUtf8SafeTests : XCTestCase
+@end
+
+@implementation NSDictionaryFBUtf8SafeTests
+
+- (void)testEmptySafeDictConversion
+{
+  NSDictionary *d = @{};
+  XCTAssertEqualObjects(d, d.fb_utf8SafeDictionary);
+}
+
+- (void)testNonEmptySafeDictConversion
+{
+  NSDictionary *d = @{
+    @"1": @[@3, @4],
+    @"5": @{@"6": @7, @"8": @9},
+    @"10": @"11"
+  };
+  XCTAssertEqualObjects(d, d.fb_utf8SafeDictionary);
+}
+
+@end

WebDriverAgentTests/UnitTests/NSExpressionFBFormatTests.m

@@ -0,0 +1,60 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "NSExpression+FBFormat.h"
+#import "FBElementUtils.h"
+
+@interface NSExpressionFBFormatTests : XCTestCase
+@end
+
+@implementation NSExpressionFBFormatTests
+
+- (void)testFormattingForExistingProperty
+{
+  NSExpression *expr = [NSExpression expressionWithFormat:@"wdName"];
+  NSExpression *prop = [NSExpression fb_wdExpressionWithExpression:expr];
+  XCTAssertEqualObjects([prop keyPath], @"wdName");
+}
+
+- (void)testFormattingForExistingPropertyShortcut
+{
+  NSExpression *expr = [NSExpression expressionWithFormat:@"visible"];
+  NSExpression *prop = [NSExpression fb_wdExpressionWithExpression:expr];
+  XCTAssertEqualObjects([prop keyPath], @"isWDVisible");
+}
+
+- (void)testFormattingForValidExpressionWOKeys
+{
+  NSExpression *expr = [NSExpression expressionWithFormat:@"1"];
+  NSExpression *prop = [NSExpression fb_wdExpressionWithExpression:expr];
+  XCTAssertEqualObjects([prop constantValue], [NSNumber numberWithInt:1]);
+}
+
+- (void)testFormattingForExistingComplexProperty
+{
+  NSExpression *expr = [NSExpression expressionWithFormat:@"wdRect.x"];
+  NSExpression *prop = [NSExpression fb_wdExpressionWithExpression:expr];
+  XCTAssertEqualObjects([prop keyPath], @"wdRect.x");
+}
+
+- (void)testFormattingForExistingComplexPropertyWOPrefix
+{
+  NSExpression *expr = [NSExpression expressionWithFormat:@"rect.x"];
+  NSExpression *prop = [NSExpression fb_wdExpressionWithExpression:expr];
+  XCTAssertEqualObjects([prop keyPath], @"wdRect.x");
+}
+
+- (void)testFormattingForPredicateWithUnknownKey
+{
+  NSExpression *expr = [NSExpression expressionWithFormat:@"title"];
+  XCTAssertThrowsSpecificNamed([NSExpression fb_wdExpressionWithExpression:expr], NSException, FBUnknownAttributeException);
+}
+
+@end

WebDriverAgentTests/UnitTests/NSPredicateFBFormatTests.m

@@ -0,0 +1,72 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "NSPredicate+FBFormat.h"
+
+@interface NSPredicateFBFormatTests : XCTestCase
+@end
+
+@implementation NSPredicateFBFormatTests
+
+- (void)testFormattingForExistingProperty
+{
+  NSPredicate *expr = [NSPredicate predicateWithFormat:@"wdName == 'blabla'"];
+  XCTAssertNotNil([NSPredicate fb_formatSearchPredicate:expr]);
+}
+
+- (void)testFormattingForExistingPropertyOnTheRightSide
+{
+  NSPredicate *expr = [NSPredicate predicateWithFormat:@"0 == wdAccessible"];
+  XCTAssertNotNil([NSPredicate fb_formatSearchPredicate:expr]);
+}
+
+- (void)testFormattingForExistingPropertyShortcut
+{
+  NSPredicate *expr = [NSPredicate predicateWithFormat:@"visible == 1"];
+  XCTAssertNotNil([NSPredicate fb_formatSearchPredicate:expr]);
+}
+
+- (void)testFormattingForComplexExpression
+{
+  NSPredicate *expr = [NSPredicate predicateWithFormat:@"visible == 1 AND NOT (type == 'blabla' OR NOT (label IN {'3', '4'}))"];
+  XCTAssertNotNil([NSPredicate fb_formatSearchPredicate:expr]);
+}
+
+- (void)testFormattingForValidExpressionWOKeys
+{
+  NSPredicate *expr = [NSPredicate predicateWithFormat:@"1 = 1"];
+  XCTAssertNotNil([NSPredicate fb_formatSearchPredicate:expr]);
+}
+
+- (void)testFormattingForExistingComplexProperty
+{
+  NSPredicate *expr = [NSPredicate predicateWithFormat:@"wdRect.x == '0'"];
+  XCTAssertNotNil([NSPredicate fb_formatSearchPredicate:expr]);
+}
+
+- (void)testFormattingForExistingComplexPropertyWOPrefix
+{
+  NSPredicate *expr = [NSPredicate predicateWithFormat:@"rect.x == '0'"];
+  XCTAssertNotNil([NSPredicate fb_formatSearchPredicate:expr]);
+}
+                       
+- (void)testFormattingForPredicateWithUnknownKey
+{
+  NSPredicate *expr = [NSPredicate predicateWithFormat:@"title == 'blabla'"];
+  XCTAssertThrows([NSPredicate fb_formatSearchPredicate:expr]);
+}
+
+- (void)testBlockPredicateCreation
+{
+  NSPredicate *expr = [NSPredicate predicateWithFormat:@"rect.x == '0'"];
+  XCTAssertNotNil([NSPredicate fb_snapshotBlockPredicateWithPredicate:expr]);
+}
+
+@end

WebDriverAgentTests/UnitTests/XCUIElementHelpersTests.m

@@ -0,0 +1,50 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "FBElementUtils.h"
+
+@interface XCUIElementHelpersTests : XCTestCase
+@property (nonatomic) NSDictionary *namesMapping;
+@end
+
+@implementation XCUIElementHelpersTests
+
+- (void)setUp
+{
+  [super setUp];
+  self.namesMapping = [FBElementUtils wdAttributeNamesMapping];
+}
+
+- (void)testMappingContainsNamesAndAliases
+{
+  XCTAssertTrue([self.namesMapping.allKeys containsObject:@"wdName"]);
+  XCTAssertTrue([self.namesMapping.allKeys containsObject:@"name"]);
+}
+
+- (void)testMappingContainsCorrectValueForAttrbutesWithoutGetters
+{
+  XCTAssertTrue([[self.namesMapping objectForKey:@"label"] isEqualToString:@"wdLabel"]);
+  XCTAssertTrue([[self.namesMapping objectForKey:@"wdLabel"] isEqualToString:@"wdLabel"]);
+}
+
+- (void)testMappingContainsCorrectValueForAttrbutesWithGetters
+{
+  XCTAssertTrue([[self.namesMapping objectForKey:@"visible"] isEqualToString:@"isWDVisible"]);
+  XCTAssertTrue([[self.namesMapping objectForKey:@"wdVisible"] isEqualToString:@"isWDVisible"]);
+}
+
+- (void)testEachPropertyHasAlias
+{
+  NSArray *aliases = [self.namesMapping.allKeys filteredArrayUsingPredicate:[NSPredicate predicateWithFormat:@"NOT(SELF beginsWith[c] 'wd')"]];
+  NSArray *names = [self.namesMapping.allKeys filteredArrayUsingPredicate:[NSPredicate predicateWithFormat:@"SELF beginsWith[c] 'wd'"]];
+  XCTAssertEqual(aliases.count, names.count);
+}
+
+@end

WebDriverAgentTests/UnitTests_tvOS/Doubles/XCUIElementDouble.h

@@ -0,0 +1,45 @@
+/**
+ * Copyright (c) 2018-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <Foundation/Foundation.h>
+#import <WebDriverAgentLib/FBElement.h>
+#import <XCTest/XCUIElementTypes.h>
+
+@class XCUIApplication;
+
+@interface XCUIElementDouble : NSObject<FBElement>
+@property (nonatomic, strong, nonnull) XCUIApplication *application;
+@property (nonatomic, readwrite, assign) CGRect frame;
+@property (nonatomic, readwrite, nullable) id lastSnapshot;
+@property (nonatomic, assign) BOOL fb_isObstructedByAlert;
+@property (nonatomic, readwrite, copy, nonnull) NSDictionary *wdRect;
+@property (nonatomic, readwrite, assign) CGRect wdFrame;
+@property (nonatomic, readwrite, copy, nonnull) NSString *wdUID;
+@property (nonatomic, copy, readwrite, nullable) NSString *wdName;
+@property (nonatomic, copy, readwrite, nullable) NSString *wdLabel;
+@property (nonatomic, copy, readwrite, nonnull) NSString *wdType;
+@property (nonatomic, strong, readwrite, nullable) NSString *wdValue;
+@property (nonatomic, readwrite, getter=isWDEnabled) BOOL wdEnabled;
+@property (nonatomic, readwrite, getter=isWDSelected) BOOL wdSelected;
+@property (nonatomic, readwrite) NSUInteger wdIndex;
+@property (nonatomic, readwrite, getter=isWDVisible) BOOL wdVisible;
+@property (nonatomic, readwrite, getter=isWDAccessible) BOOL wdAccessible;
+@property (nonatomic, readwrite, getter=isWDFocused) BOOL wdFocused;
+@property (nonatomic, readwrite, getter = isWDHittable) BOOL wdHittable;
+@property (copy, nonnull) NSArray *children;
+@property (nonatomic, readwrite, assign) XCUIElementType elementType;
+@property (nonatomic, readwrite, getter=isWDAccessibilityContainer) BOOL wdAccessibilityContainer;
+
+- (void)resolve;
+- (id _Nonnull)fb_standardSnapshot;
+- (id _Nonnull)fb_customSnapshot;
+
+// Checks
+@property (nonatomic, assign, readonly) BOOL didResolve;
+
+@end

WebDriverAgentTests/UnitTests_tvOS/Doubles/XCUIElementDouble.m

@@ -0,0 +1,79 @@
+/**
+ * Copyright (c) 2018-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import "XCUIElementDouble.h"
+
+@interface XCUIElementDouble ()
+@property (nonatomic, assign, readwrite) BOOL didResolve;
+@end
+
+@implementation XCUIElementDouble
+
+- (id)init
+{
+  self = [super init];
+  if (self) {
+    self.wdFrame = CGRectMake(0, 0, 0, 0);
+    self.wdName = @"testName";
+    self.wdLabel = @"testLabel";
+    self.wdValue = @"magicValue";
+    self.wdVisible = YES;
+    self.wdAccessible = YES;
+    self.wdEnabled = YES;
+    self.wdSelected = YES;
+    self.wdHittable = YES;
+    self.wdIndex = 0;
+#if TARGET_OS_TV
+    self.wdFocused = YES;
+#endif
+    self.children = @[];
+    self.wdRect =  @{@"x": @0,
+                     @"y": @0,
+                     @"width": @0,
+                     @"height": @0,
+                     };
+    self.wdAccessibilityContainer = NO;
+    self.elementType = XCUIElementTypeOther;
+    self.wdType = @"XCUIElementTypeOther";
+    self.wdUID = @"0";
+    self.lastSnapshot = nil;
+  }
+  return self;
+}
+
+- (id)fb_valueForWDAttributeName:(NSString *)name
+{
+  return @"test";
+}
+
+- (id)fb_standardSnapshot
+{
+  return [self lastSnapshot];
+}
+
+- (id)fb_customSnapshot
+{
+  return [self lastSnapshot];
+}
+
+- (void)resolve
+{
+  self.didResolve = YES;
+}
+
+- (id)lastSnapshot
+{
+  return self;
+}
+
+- (id)fb_uid
+{
+  return self.wdUID;
+}
+
+@end

WebDriverAgentTests/UnitTests_tvOS/FBTVNavigationTrackerTests.m

@@ -0,0 +1,86 @@
+/**
+ * Copyright (c) 2018-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import "XCUIElementDouble.h"
+#import "FBTVNavigationTracker.h"
+#import "FBTVNavigationTracker-Private.h"
+
+@interface FBTVNavigationTrackerTests : XCTestCase
+@end
+
+@implementation FBTVNavigationTrackerTests
+
+- (void)testHorizontalDirectionWithItemShouldBeRight
+{
+  XCUIElementDouble *el1 = XCUIElementDouble.new;
+
+  FBTVNavigationItem *item = [FBTVNavigationItem itemWithUid:@"123456789"];
+  FBTVNavigationTracker *tracker = [FBTVNavigationTracker trackerWithTargetElement:(XCUIElement *)el1];
+
+  FBTVDirection direction = [tracker horizontalDirectionWithItem:item andDelta:0.1];
+  XCTAssertEqual(FBTVDirectionRight, direction);
+}
+
+- (void)testHorizontalDirectionWithItemShouldBeLeft
+{
+  XCUIElementDouble *el1 = XCUIElementDouble.new;
+
+  FBTVNavigationItem *item = [FBTVNavigationItem itemWithUid:@"123456789"];
+  FBTVNavigationTracker *tracker = [FBTVNavigationTracker trackerWithTargetElement:(XCUIElement *)el1];
+
+  FBTVDirection direction = [tracker horizontalDirectionWithItem:item andDelta:-0.1];
+  XCTAssertEqual(FBTVDirectionLeft, direction);
+}
+
+- (void)testHorizontalDirectionWithItemShouldBeNone
+{
+  XCUIElementDouble *el1 = XCUIElementDouble.new;
+
+  FBTVNavigationItem *item = [FBTVNavigationItem itemWithUid:@"123456789"];
+  FBTVNavigationTracker *tracker = [FBTVNavigationTracker trackerWithTargetElement:(XCUIElement *)el1];
+
+  FBTVDirection direction = [tracker horizontalDirectionWithItem:item andDelta:DBL_EPSILON];
+  XCTAssertEqual(FBTVDirectionNone, direction);
+}
+
+- (void)testVerticalDirectionWithItemShouldBeDown
+{
+  XCUIElementDouble *el1 = XCUIElementDouble.new;
+
+  FBTVNavigationItem *item = [FBTVNavigationItem itemWithUid:@"123456789"];
+  FBTVNavigationTracker *tracker = [FBTVNavigationTracker trackerWithTargetElement:(XCUIElement *)el1];
+
+  FBTVDirection direction = [tracker verticalDirectionWithItem:item andDelta:0.1];
+  XCTAssertEqual(FBTVDirectionDown, direction);
+}
+
+- (void)testVerticalDirectionWithItemShouldBeUp
+{
+  XCUIElementDouble *el1 = XCUIElementDouble.new;
+
+  FBTVNavigationItem *item = [FBTVNavigationItem itemWithUid:@"123456789"];
+  FBTVNavigationTracker *tracker = [FBTVNavigationTracker trackerWithTargetElement:(XCUIElement *)el1];
+
+  FBTVDirection direction = [tracker verticalDirectionWithItem:item andDelta:-0.1];
+  XCTAssertEqual(FBTVDirectionUp, direction);
+}
+
+- (void)testVerticalDirectionWithItemShouldBeNone
+{
+  XCUIElementDouble *el1 = XCUIElementDouble.new;
+
+  FBTVNavigationItem *item = [FBTVNavigationItem itemWithUid:@"123456789"];
+  FBTVNavigationTracker *tracker = [FBTVNavigationTracker trackerWithTargetElement:(XCUIElement *)el1];
+
+  FBTVDirection direction = [tracker verticalDirectionWithItem:item andDelta:DBL_EPSILON];
+  XCTAssertEqual(FBTVDirectionNone, direction);
+}
+
+@end

WebDriverAgentTests/UnitTests_tvOS/Info.plist

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CFBundleDevelopmentRegion</key>
+	<string>en</string>
+	<key>CFBundleExecutable</key>
+	<string>$(EXECUTABLE_NAME)</string>
+	<key>CFBundleIdentifier</key>
+	<string>com.facebook.wda.unitTests</string>
+	<key>CFBundleInfoDictionaryVersion</key>
+	<string>6.0</string>
+	<key>CFBundleName</key>
+	<string>$(PRODUCT_NAME)</string>
+	<key>CFBundlePackageType</key>
+	<string>BNDL</string>
+	<key>CFBundleShortVersionString</key>
+	<string>1.0</string>
+	<key>CFBundleSignature</key>
+	<string>????</string>
+	<key>CFBundleVersion</key>
+	<string>1</string>
+</dict>
+</plist>