Index: ui/gfx/image/image_ios_unittest.mm |
diff --git a/ui/gfx/image/image_ios_unittest.mm b/ui/gfx/image/image_ios_unittest.mm |
deleted file mode 100644 |
index 789fe72cade431e31b683a90ab9b708e423a00b1..0000000000000000000000000000000000000000 |
--- a/ui/gfx/image/image_ios_unittest.mm |
+++ /dev/null |
@@ -1,109 +0,0 @@ |
-// Copyright (c) 2014 The Chromium Authors. All rights reserved. |
-// Use of this source code is governed by a BSD-style license that can be |
-// found in the LICENSE file. |
- |
-#import <QuartzCore/QuartzCore.h> |
-#import <UIKit/UIKit.h> |
- |
-#include "base/logging.h" |
-#include "base/mac/scoped_cftyperef.h" |
-#include "testing/gtest/include/gtest/gtest.h" |
-#include "ui/gfx/image/image.h" |
-#include "ui/gfx/image/image_skia.h" |
- |
-namespace { |
- |
-// Helper function to return a UIImage with the given size and scale. |
-UIImage* UIImageWithSizeAndScale(CGFloat width, CGFloat height, CGFloat scale) { |
- CGSize target_size = CGSizeMake(width * scale, height * scale); |
- |
- // Create a UIImage directly from a CGImage in order to control the exact |
- // pixel size of the underlying image. |
- base::ScopedCFTypeRef<CGColorSpaceRef> color_space( |
- CGColorSpaceCreateDeviceRGB()); |
- base::ScopedCFTypeRef<CGContextRef> context(CGBitmapContextCreate( |
- NULL, |
- target_size.width, |
- target_size.height, |
- 8, |
- target_size.width * 4, |
- color_space, |
- kCGImageAlphaPremultipliedFirst | kCGBitmapByteOrder32Host)); |
- |
- CGRect target_rect = CGRectMake(0, 0, |
- target_size.width, target_size.height); |
- CGContextSetFillColorWithColor(context, [[UIColor redColor] CGColor]); |
- CGContextFillRect(context, target_rect); |
- |
- base::ScopedCFTypeRef<CGImageRef> cg_image( |
- CGBitmapContextCreateImage(context)); |
- return [UIImage imageWithCGImage:cg_image |
- scale:scale |
- orientation:UIImageOrientationUp]; |
-} |
- |
- |
-class ImageIOSTest : public testing::Test { |
- public: |
- ImageIOSTest() {} |
- virtual ~ImageIOSTest() {} |
- |
- virtual void SetUp() override { |
- original_scale_factors_ = gfx::ImageSkia::GetSupportedScales(); |
- } |
- |
- virtual void TearDown() override { |
- gfx::ImageSkia::SetSupportedScales(original_scale_factors_); |
- } |
- |
- private: |
- // Used to save and restore the scale factors in effect before this test. |
- std::vector<float> original_scale_factors_; |
- |
- DISALLOW_COPY_AND_ASSIGN(ImageIOSTest); |
-}; |
- |
-// Tests image conversion when the scale factor of the source image is not in |
-// the list of supported scale factors. |
-TEST_F(ImageIOSTest, ImageConversionWithUnsupportedScaleFactor) { |
- const CGFloat kWidth = 200; |
- const CGFloat kHeight = 100; |
- const CGFloat kTestScales[3] = { 1.0f, 2.0f, 3.0f }; |
- |
- for (size_t i = 0; i < arraysize(kTestScales); ++i) { |
- for (size_t j = 0; j < arraysize(kTestScales); ++j) { |
- const CGFloat source_scale = kTestScales[i]; |
- const CGFloat supported_scale = kTestScales[j]; |
- |
- // Set the supported scale for testing. |
- std::vector<float> supported_scales; |
- supported_scales.push_back(supported_scale); |
- gfx::ImageSkia::SetSupportedScales(supported_scales); |
- |
- // Create an UIImage with the appropriate source_scale. |
- UIImage* ui_image = |
- UIImageWithSizeAndScale(kWidth, kHeight, source_scale); |
- ASSERT_EQ(kWidth, ui_image.size.width); |
- ASSERT_EQ(kHeight, ui_image.size.height); |
- ASSERT_EQ(source_scale, ui_image.scale); |
- |
- // Convert to SkBitmap and test its size. |
- gfx::Image to_skbitmap([ui_image retain]); |
- const SkBitmap* bitmap = to_skbitmap.ToSkBitmap(); |
- ASSERT_TRUE(bitmap != NULL); |
- EXPECT_EQ(kWidth * supported_scale, bitmap->width()); |
- EXPECT_EQ(kHeight * supported_scale, bitmap->height()); |
- |
- // Convert to ImageSkia and test its size. |
- gfx::Image to_imageskia([ui_image retain]); |
- const gfx::ImageSkia* imageskia = to_imageskia.ToImageSkia(); |
- EXPECT_EQ(kWidth, imageskia->width()); |
- EXPECT_EQ(kHeight, imageskia->height()); |
- |
- // TODO(rohitrao): Convert from ImageSkia back to UIImage. This should |
- // scale the image based on the current set of supported scales. |
- } |
- } |
-} |
- |
-} // namespace |