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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#import "ui/base/test/ios/ui_image_test_utils.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace ui::test {
// Test the creation of UIImages.
TEST(UIImageTestUtilsTest, TestImageCreation) {
CGSize size = CGSizeMake(10, 10);
UIImage* image =
uiimage_utils::UIImageWithSizeAndSolidColor(size, [UIColor redColor]);
EXPECT_TRUE(CGSizeEqualToSize(size, image.size));
}
// Test the detection of identical UIImages.
TEST(UIImageTestUtilsTest, TestImageEquality) {
CGSize size10x10 = CGSizeMake(10, 10);
CGSize size5x20 = CGSizeMake(5, 20);
UIColor* green = [UIColor greenColor];
UIColor* blue = [UIColor blueColor];
UIImage* imageblue10x10 =
uiimage_utils::UIImageWithSizeAndSolidColor(size10x10, blue);
UIImage* imageblue5x20 =
uiimage_utils::UIImageWithSizeAndSolidColor(size5x20, blue);
UIImage* imageGreen10x10 =
uiimage_utils::UIImageWithSizeAndSolidColor(size10x10, green);
UIImage* imageGreen10x10Bis =
uiimage_utils::UIImageWithSizeAndSolidColor(size10x10, green);
// Test with |nil| parameters.
EXPECT_TRUE(uiimage_utils::UIImagesAreEqual(nil, nil));
EXPECT_FALSE(uiimage_utils::UIImagesAreEqual(nil, imageblue10x10));
EXPECT_FALSE(uiimage_utils::UIImagesAreEqual(imageblue10x10, nil));
// Test with images with different sizes (but same amount of pixels), same
// color.
EXPECT_FALSE(uiimage_utils::UIImagesAreEqual(imageblue10x10, imageblue5x20));
// Test with images with same size, different color.
EXPECT_FALSE(
uiimage_utils::UIImagesAreEqual(imageblue10x10, imageGreen10x10));
// Test with images with same size, same color.
EXPECT_TRUE(
uiimage_utils::UIImagesAreEqual(imageGreen10x10, imageGreen10x10Bis));
}
} // namespace ui::test
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