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// Copyright (c) 2011 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.
#include "base/memory/scoped_ptr.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/skia/include/core/SkBitmap.h"
#include "ui/gfx/image.h"
#include "ui/gfx/image_unittest_util.h"
#if defined(OS_LINUX)
#include <gtk/gtk.h>
#include "ui/gfx/gtk_util.h"
#elif defined(OS_MACOSX)
#include "base/mac/mac_util.h"
#include "skia/ext/skia_utils_mac.h"
#endif
namespace {
#if defined(TOOLKIT_VIEWS)
const bool kUsesSkiaNatively = true;
#else
const bool kUsesSkiaNatively = false;
#endif
class ImageTest : public testing::Test {
};
namespace gt = gfx::test;
TEST_F(ImageTest, SkiaToSkia) {
gfx::Image image(gt::CreateBitmap(25, 25));
const SkBitmap* bitmap = static_cast<const SkBitmap*>(image);
EXPECT_TRUE(bitmap);
EXPECT_FALSE(bitmap->isNull());
EXPECT_EQ(1U, image.RepresentationCount());
// Make sure double conversion doesn't happen.
bitmap = static_cast<const SkBitmap*>(image);
EXPECT_TRUE(bitmap);
EXPECT_FALSE(bitmap->isNull());
EXPECT_EQ(1U, image.RepresentationCount());
EXPECT_TRUE(image.HasRepresentation(gfx::Image::kSkBitmapRep));
if (!kUsesSkiaNatively)
EXPECT_FALSE(image.HasRepresentation(gt::GetPlatformRepresentationType()));
}
TEST_F(ImageTest, SkiaToSkiaRef) {
gfx::Image image(gt::CreateBitmap(25, 25));
const SkBitmap& bitmap = static_cast<const SkBitmap&>(image);
EXPECT_FALSE(bitmap.isNull());
EXPECT_EQ(1U, image.RepresentationCount());
const SkBitmap* bitmap1 = static_cast<const SkBitmap*>(image);
EXPECT_FALSE(bitmap1->isNull());
EXPECT_EQ(1U, image.RepresentationCount());
EXPECT_TRUE(image.HasRepresentation(gfx::Image::kSkBitmapRep));
if (!kUsesSkiaNatively)
EXPECT_FALSE(image.HasRepresentation(gt::GetPlatformRepresentationType()));
}
TEST_F(ImageTest, SkiaToPlatform) {
gfx::Image image(gt::CreateBitmap(25, 25));
const size_t kRepCount = kUsesSkiaNatively ? 1U : 2U;
EXPECT_TRUE(image.HasRepresentation(gfx::Image::kSkBitmapRep));
if (!kUsesSkiaNatively)
EXPECT_FALSE(image.HasRepresentation(gt::GetPlatformRepresentationType()));
EXPECT_TRUE(static_cast<gt::PlatformImage>(image));
EXPECT_EQ(kRepCount, image.RepresentationCount());
const SkBitmap& bitmap = static_cast<const SkBitmap&>(image);
EXPECT_FALSE(bitmap.isNull());
EXPECT_EQ(kRepCount, image.RepresentationCount());
EXPECT_TRUE(image.HasRepresentation(gfx::Image::kSkBitmapRep));
EXPECT_TRUE(image.HasRepresentation(gt::GetPlatformRepresentationType()));
}
TEST_F(ImageTest, PlatformToSkia) {
gfx::Image image(gt::CreatePlatformImage());
const size_t kRepCount = kUsesSkiaNatively ? 1U : 2U;
EXPECT_TRUE(image.HasRepresentation(gt::GetPlatformRepresentationType()));
if (!kUsesSkiaNatively)
EXPECT_FALSE(image.HasRepresentation(gfx::Image::kSkBitmapRep));
const SkBitmap* bitmap = static_cast<const SkBitmap*>(image);
EXPECT_TRUE(bitmap);
EXPECT_FALSE(bitmap->isNull());
EXPECT_EQ(kRepCount, image.RepresentationCount());
EXPECT_TRUE(static_cast<gt::PlatformImage>(image));
EXPECT_EQ(kRepCount, image.RepresentationCount());
EXPECT_TRUE(image.HasRepresentation(gfx::Image::kSkBitmapRep));
}
TEST_F(ImageTest, PlatformToPlatform) {
gfx::Image image(gt::CreatePlatformImage());
EXPECT_TRUE(static_cast<gt::PlatformImage>(image));
EXPECT_EQ(1U, image.RepresentationCount());
// Make sure double conversion doesn't happen.
EXPECT_TRUE(static_cast<gt::PlatformImage>(image));
EXPECT_EQ(1U, image.RepresentationCount());
EXPECT_TRUE(image.HasRepresentation(gt::GetPlatformRepresentationType()));
if (!kUsesSkiaNatively)
EXPECT_FALSE(image.HasRepresentation(gfx::Image::kSkBitmapRep));
}
TEST_F(ImageTest, CheckSkiaColor) {
gfx::Image image(gt::CreatePlatformImage());
const SkBitmap& bitmap(image);
SkAutoLockPixels auto_lock(bitmap);
uint32_t* pixel = bitmap.getAddr32(10, 10);
EXPECT_EQ(SK_ColorRED, *pixel);
}
TEST_F(ImageTest, SwapRepresentations) {
const size_t kRepCount = kUsesSkiaNatively ? 1U : 2U;
gfx::Image image1(gt::CreateBitmap(25, 25));
const SkBitmap* bitmap1 = image1;
EXPECT_EQ(1U, image1.RepresentationCount());
gfx::Image image2(gt::CreatePlatformImage());
const SkBitmap* bitmap2 = image2;
gt::PlatformImage platform_image = static_cast<gt::PlatformImage>(image2);
EXPECT_EQ(kRepCount, image2.RepresentationCount());
image1.SwapRepresentations(&image2);
EXPECT_EQ(bitmap2, static_cast<const SkBitmap*>(image1));
EXPECT_EQ(platform_image, static_cast<gt::PlatformImage>(image1));
EXPECT_EQ(bitmap1, static_cast<const SkBitmap*>(image2));
EXPECT_EQ(kRepCount, image1.RepresentationCount());
EXPECT_EQ(1U, image2.RepresentationCount());
}
TEST_F(ImageTest, Copy) {
const size_t kRepCount = kUsesSkiaNatively ? 1U : 2U;
gfx::Image image1(gt::CreateBitmap(25, 25));
gfx::Image image2(image1);
EXPECT_EQ(1U, image1.RepresentationCount());
EXPECT_EQ(1U, image2.RepresentationCount());
EXPECT_EQ(static_cast<const SkBitmap*>(image1),
static_cast<const SkBitmap*>(image2));
EXPECT_TRUE(static_cast<gt::PlatformImage>(image2));
EXPECT_EQ(kRepCount, image2.RepresentationCount());
EXPECT_EQ(kRepCount, image1.RepresentationCount());
}
TEST_F(ImageTest, Assign) {
gfx::Image image1(gt::CreatePlatformImage());
gfx::Image image2 = image1;
EXPECT_EQ(1U, image1.RepresentationCount());
EXPECT_EQ(1U, image2.RepresentationCount());
EXPECT_EQ(static_cast<const SkBitmap*>(image1),
static_cast<const SkBitmap*>(image2));
}
TEST_F(ImageTest, MultiResolutionSkBitmap) {
const int width1 = 10;
const int height1 = 12;
const int width2 = 20;
const int height2 = 24;
std::vector<const SkBitmap*> bitmaps;
bitmaps.push_back(gt::CreateBitmap(width1, height1));
bitmaps.push_back(gt::CreateBitmap(width2, height2));
gfx::Image image(bitmaps);
EXPECT_EQ(1u, image.RepresentationCount());
EXPECT_EQ(2u, image.GetNumberOfSkBitmaps());
const SkBitmap* bitmap1 = image.GetSkBitmapAtIndex(0);
EXPECT_TRUE(bitmap1);
const SkBitmap* bitmap2 = image.GetSkBitmapAtIndex(1);
EXPECT_TRUE(bitmap2);
if (bitmap1->width() == width1) {
EXPECT_EQ(bitmap1->height(), height1);
EXPECT_EQ(bitmap2->width(), width2);
EXPECT_EQ(bitmap2->height(), height2);
} else {
EXPECT_EQ(bitmap1->width(), width2);
EXPECT_EQ(bitmap1->height(), height2);
EXPECT_EQ(bitmap2->width(), width1);
EXPECT_EQ(bitmap2->height(), height1);
}
// Sanity check.
EXPECT_EQ(1u, image.RepresentationCount());
EXPECT_EQ(2u, image.GetNumberOfSkBitmaps());
}
// Integration tests with UI toolkit frameworks require linking against the
// Views library and cannot be here (gfx_unittests doesn't include it). They
// instead live in /chrome/browser/ui/tests/ui_gfx_image_unittest.cc.
} // namespace
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