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WebDriverAgentLib/Utilities/FBMathUtils.m

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+/**
+ * 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 "FBMathUtils.h"
+
+#import "FBMacros.h"
+
+CGFloat FBDefaultFrameFuzzyThreshold = 2.0;
+
+CGPoint FBRectGetCenter(CGRect rect)
+{
+  return CGPointMake(CGRectGetMidX(rect), CGRectGetMidY(rect));
+}
+
+BOOL FBFloatFuzzyEqualToFloat(CGFloat float1, CGFloat float2, CGFloat threshold)
+{
+  return (fabs(float1 - float2) <= threshold);
+}
+
+BOOL FBVectorFuzzyEqualToVector(CGVector a, CGVector b, CGFloat threshold)
+{
+  return FBFloatFuzzyEqualToFloat(a.dx, b.dx, threshold) && FBFloatFuzzyEqualToFloat(a.dy, b.dy, threshold);
+}
+
+BOOL FBPointFuzzyEqualToPoint(CGPoint point1, CGPoint point2, CGFloat threshold)
+{
+  return FBFloatFuzzyEqualToFloat(point1.x, point2.x, threshold) && FBFloatFuzzyEqualToFloat(point1.y, point2.y, threshold);
+}
+
+BOOL FBSizeFuzzyEqualToSize(CGSize size1, CGSize size2, CGFloat threshold)
+{
+  return FBFloatFuzzyEqualToFloat(size1.width, size2.width, threshold) && FBFloatFuzzyEqualToFloat(size1.height, size2.height, threshold);
+}
+
+BOOL FBRectFuzzyEqualToRect(CGRect rect1, CGRect rect2, CGFloat threshold)
+{
+  return
+  FBPointFuzzyEqualToPoint(FBRectGetCenter(rect1), FBRectGetCenter(rect2), threshold) &&
+  FBSizeFuzzyEqualToSize(rect1.size, rect2.size, threshold);
+}
+
+#if !TARGET_OS_TV
+
+CGSize FBAdjustDimensionsForApplication(CGSize actualSize, UIInterfaceOrientation orientation)
+{
+  if (orientation == UIInterfaceOrientationLandscapeLeft || orientation == UIInterfaceOrientationLandscapeRight) {
+    /*
+     There is an XCTest bug that application.frame property returns exchanged dimensions for landscape mode.
+     This verification is just to make sure the bug is still there (since height is never greater than width in landscape) 
+     and to make it still working properly after XCTest itself starts to respect landscape mode.
+     */
+    if (actualSize.height > actualSize.width) {
+      return CGSizeMake(actualSize.height, actualSize.width);
+    }
+  }
+  return actualSize;
+}
+#endif