diff options
Diffstat (limited to 'chrome/common/gfx/icon_util_unittest.cc')
| -rw-r--r-- | chrome/common/gfx/icon_util_unittest.cc | 264 |
1 files changed, 0 insertions, 264 deletions
diff --git a/chrome/common/gfx/icon_util_unittest.cc b/chrome/common/gfx/icon_util_unittest.cc deleted file mode 100644 index 116589d..0000000 --- a/chrome/common/gfx/icon_util_unittest.cc +++ /dev/null @@ -1,264 +0,0 @@ -// Copyright (c) 2006-2008 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 <atlbase.h> -#include <atlapp.h> -#include <atlmisc.h> - -#include "chrome/common/gfx/icon_util.h" -#include "base/gfx/size.h" -#include "base/scoped_ptr.h" -#include "base/file_util.h" -#include "base/path_service.h" -#include "chrome/common/chrome_paths.h" -#include "skia/include/SkBitmap.h" -#include "testing/gtest/include/gtest/gtest.h" - -namespace { - - static const wchar_t* const kSmallIconName = L"icon_util\\16_X_16_icon.ico"; - static const wchar_t* const kLargeIconName = L"icon_util\\128_X_128_icon.ico"; - static const wchar_t* const kTempIconFilename = L"temp_test_icon.ico"; - - class IconUtilTest : public testing::Test { - public: - IconUtilTest() { - PathService::Get(chrome::DIR_TEST_DATA, &test_data_directory_); - } - ~IconUtilTest() {} - - static const int kSmallIconWidth = 16; - static const int kSmallIconHeight = 16; - static const int kLargeIconWidth = 128; - static const int kLargeIconHeight = 128; - - // Given a file name for an .ico file and an image dimentions, this - // function loads the icon and returns an HICON handle. - HICON LoadIconFromFile(const std::wstring& filename, - int width, - int height) { - HICON icon = - static_cast<HICON>(LoadImage(NULL, - filename.c_str(), - IMAGE_ICON, - width, - height, - LR_LOADTRANSPARENT | LR_LOADFROMFILE)); - return icon; - } - - protected: - // The root directory for test files. - std::wstring test_data_directory_; - - private: - DISALLOW_EVIL_CONSTRUCTORS(IconUtilTest); - }; -}; - -// The following test case makes sure IconUtil::SkBitmapFromHICON fails -// gracefully when called with invalid input parameters. -TEST_F(IconUtilTest, TestIconToBitmapInvalidParameters) { - std::wstring icon_filename(test_data_directory_); - file_util::AppendToPath(&icon_filename, kSmallIconName); - gfx::Size icon_size(kSmallIconWidth, kSmallIconHeight); - HICON icon = LoadIconFromFile(icon_filename, - icon_size.width(), - icon_size.height()); - ASSERT_TRUE(icon != NULL); - - // Invalid size parameter. - gfx::Size invalid_icon_size(kSmallIconHeight, 0); - EXPECT_EQ(IconUtil::CreateSkBitmapFromHICON(icon, invalid_icon_size), - static_cast<SkBitmap*>(NULL)); - - // Invalid icon. - EXPECT_EQ(IconUtil::CreateSkBitmapFromHICON(NULL, icon_size), - static_cast<SkBitmap*>(NULL)); - - // The following code should succeed. - scoped_ptr<SkBitmap> bitmap; - bitmap.reset(IconUtil::CreateSkBitmapFromHICON(icon, icon_size)); - EXPECT_NE(bitmap.get(), static_cast<SkBitmap*>(NULL)); - ::DestroyIcon(icon); -} - -// The following test case makes sure IconUtil::CreateHICONFromSkBitmap fails -// gracefully when called with invalid input parameters. -TEST_F(IconUtilTest, TestBitmapToIconInvalidParameters) { - HICON icon = NULL; - scoped_ptr<SkBitmap> bitmap; - - // Wrong bitmap format. - bitmap.reset(new SkBitmap); - ASSERT_NE(bitmap.get(), static_cast<SkBitmap*>(NULL)); - bitmap->setConfig(SkBitmap::kA8_Config, kSmallIconWidth, kSmallIconHeight); - icon = IconUtil::CreateHICONFromSkBitmap(*bitmap); - EXPECT_EQ(icon, static_cast<HICON>(NULL)); - - // Invalid bitmap size. - bitmap.reset(new SkBitmap); - ASSERT_NE(bitmap.get(), static_cast<SkBitmap*>(NULL)); - bitmap->setConfig(SkBitmap::kARGB_8888_Config, 0, 0); - icon = IconUtil::CreateHICONFromSkBitmap(*bitmap); - EXPECT_EQ(icon, static_cast<HICON>(NULL)); - - // Valid bitmap configuration but no pixels allocated. - bitmap.reset(new SkBitmap); - ASSERT_NE(bitmap.get(), static_cast<SkBitmap*>(NULL)); - bitmap->setConfig(SkBitmap::kARGB_8888_Config, - kSmallIconWidth, - kSmallIconHeight); - icon = IconUtil::CreateHICONFromSkBitmap(*bitmap); - EXPECT_TRUE(icon == NULL); -} - -// The following test case makes sure IconUtil::CreateIconFileFromSkBitmap -// fails gracefully when called with invalid input parameters. -TEST_F(IconUtilTest, TestCreateIconFileInvalidParameters) { - scoped_ptr<SkBitmap> bitmap; - std::wstring valid_icon_filename(test_data_directory_); - file_util::AppendToPath(&valid_icon_filename, kSmallIconName); - std::wstring invalid_icon_filename(L"C:\\<>?.ico"); - - // Wrong bitmap format. - bitmap.reset(new SkBitmap); - ASSERT_NE(bitmap.get(), static_cast<SkBitmap*>(NULL)); - bitmap->setConfig(SkBitmap::kA8_Config, kSmallIconWidth, kSmallIconHeight); - EXPECT_FALSE(IconUtil::CreateIconFileFromSkBitmap(*bitmap, - valid_icon_filename)); - - // Invalid bitmap size. - bitmap.reset(new SkBitmap); - ASSERT_NE(bitmap.get(), static_cast<SkBitmap*>(NULL)); - bitmap->setConfig(SkBitmap::kARGB_8888_Config, 0, 0); - EXPECT_FALSE(IconUtil::CreateIconFileFromSkBitmap(*bitmap, - valid_icon_filename)); - - // Bitmap with no allocated pixels. - bitmap.reset(new SkBitmap); - ASSERT_NE(bitmap.get(), static_cast<SkBitmap*>(NULL)); - bitmap->setConfig(SkBitmap::kARGB_8888_Config, - kSmallIconWidth, - kSmallIconHeight); - EXPECT_FALSE(IconUtil::CreateIconFileFromSkBitmap(*bitmap, - valid_icon_filename)); - - // Invalid file name. - bitmap->allocPixels(); - // Setting the pixels to black. - memset(bitmap->getPixels(), 0, bitmap->width() * bitmap->height() * 4); - EXPECT_FALSE(IconUtil::CreateIconFileFromSkBitmap(*bitmap, - invalid_icon_filename)); -} - -// This test case makes sure that when we load an icon from disk and convert -// the HICON into a bitmap, the bitmap has the expected format and dimentions. -TEST_F(IconUtilTest, TestCreateSkBitmapFromHICON) { - scoped_ptr<SkBitmap> bitmap; - std::wstring small_icon_filename(test_data_directory_); - file_util::AppendToPath(&small_icon_filename, kSmallIconName); - gfx::Size small_icon_size(kSmallIconWidth, kSmallIconHeight); - HICON small_icon = LoadIconFromFile(small_icon_filename, - small_icon_size.width(), - small_icon_size.height()); - ASSERT_NE(small_icon, static_cast<HICON>(NULL)); - bitmap.reset(IconUtil::CreateSkBitmapFromHICON(small_icon, small_icon_size)); - ASSERT_NE(bitmap.get(), static_cast<SkBitmap*>(NULL)); - EXPECT_EQ(bitmap->width(), small_icon_size.width()); - EXPECT_EQ(bitmap->height(), small_icon_size.height()); - EXPECT_EQ(bitmap->config(), SkBitmap::kARGB_8888_Config); - ::DestroyIcon(small_icon); - - std::wstring large_icon_filename(test_data_directory_); - file_util::AppendToPath(&large_icon_filename, kLargeIconName); - gfx::Size large_icon_size(kLargeIconWidth, kLargeIconHeight); - HICON large_icon = LoadIconFromFile(large_icon_filename, - large_icon_size.width(), - large_icon_size.height()); - ASSERT_NE(large_icon, static_cast<HICON>(NULL)); - bitmap.reset(IconUtil::CreateSkBitmapFromHICON(large_icon, large_icon_size)); - ASSERT_NE(bitmap.get(), static_cast<SkBitmap*>(NULL)); - EXPECT_EQ(bitmap->width(), large_icon_size.width()); - EXPECT_EQ(bitmap->height(), large_icon_size.height()); - EXPECT_EQ(bitmap->config(), SkBitmap::kARGB_8888_Config); - ::DestroyIcon(large_icon); -} - -// This test case makes sure that when an HICON is created from an SkBitmap, -// the returned handle is valid and refers to an icon with the expected -// dimentions color depth etc. -TEST_F(IconUtilTest, TestBasicCreateHICONFromSkBitmap) { - scoped_ptr<SkBitmap> bitmap; - bitmap.reset(new SkBitmap); - ASSERT_NE(bitmap.get(), static_cast<SkBitmap*>(NULL)); - bitmap->setConfig(SkBitmap::kARGB_8888_Config, - kSmallIconWidth, - kSmallIconHeight); - bitmap->allocPixels(); - HICON icon = IconUtil::CreateHICONFromSkBitmap(*bitmap); - EXPECT_NE(icon, static_cast<HICON>(NULL)); - ICONINFO icon_info; - ASSERT_TRUE(::GetIconInfo(icon, &icon_info)); - EXPECT_TRUE(icon_info.fIcon); - - // Now that have the icon information, we should obtain the specification of - // the icon's bitmap and make sure it matches the specification of the - // SkBitmap we started with. - // - // The bitmap handle contained in the icon information is a handle to a - // compatible bitmap so we need to call ::GetDIBits() in order to retrieve - // the bitmap's header information. - BITMAPINFO bitmap_info; - ::ZeroMemory(&bitmap_info, sizeof(BITMAPINFO)); - bitmap_info.bmiHeader.biSize = sizeof(BITMAPINFO); - HDC hdc = ::GetDC(NULL); - int result = ::GetDIBits(hdc, - icon_info.hbmColor, - 0, - kSmallIconWidth, - NULL, - &bitmap_info, - DIB_RGB_COLORS); - ASSERT_GT(result, 0); - EXPECT_EQ(bitmap_info.bmiHeader.biWidth, kSmallIconWidth); - EXPECT_EQ(bitmap_info.bmiHeader.biHeight, kSmallIconHeight); - EXPECT_EQ(bitmap_info.bmiHeader.biPlanes, 1); - EXPECT_EQ(bitmap_info.bmiHeader.biBitCount, 32); - ::ReleaseDC(NULL, hdc); - ::DestroyIcon(icon); -} - -// The following test case makes sure IconUtil::CreateIconFileFromSkBitmap -// creates a valid .ico file given an SkBitmap. -TEST_F(IconUtilTest, TestCreateIconFile) { - scoped_ptr<SkBitmap> bitmap; - std::wstring icon_filename(test_data_directory_); - file_util::AppendToPath(&icon_filename, kTempIconFilename); - - // Allocating the bitmap. - bitmap.reset(new SkBitmap); - ASSERT_NE(bitmap.get(), static_cast<SkBitmap*>(NULL)); - bitmap->setConfig(SkBitmap::kARGB_8888_Config, - kSmallIconWidth, - kSmallIconHeight); - bitmap->allocPixels(); - - // Setting the pixels to black. - memset(bitmap->getPixels(), 0, bitmap->width() * bitmap->height() * 4); - - EXPECT_TRUE(IconUtil::CreateIconFileFromSkBitmap(*bitmap, - icon_filename)); - - // We are currently only testing that it is possible to load an icon from - // the .ico file we just created. We don't really check the additional icon - // images created by IconUtil::CreateIconFileFromSkBitmap. - HICON icon = LoadIconFromFile(icon_filename, - kSmallIconWidth, - kSmallIconHeight); - EXPECT_NE(icon, static_cast<HICON>(NULL)); - if (icon != NULL) { - ::DestroyIcon(icon); - } -} |