gecko/image/test/gtest/TestDecodeToSurface.cpp

128 lines
3.9 KiB
C++

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "gtest/gtest.h"
#include "Common.h"
#include "imgIContainer.h"
#include "imgITools.h"
#include "ImageOps.h"
#include "mozilla/gfx/2D.h"
#include "nsComponentManagerUtils.h"
#include "nsCOMPtr.h"
#include "nsIInputStream.h"
#include "nsIRunnable.h"
#include "nsIThread.h"
#include "mozilla/RefPtr.h"
#include "nsString.h"
#include "nsThreadUtils.h"
using namespace mozilla;
using namespace mozilla::gfx;
using namespace mozilla::image;
TEST(ImageDecodeToSurface, ImageModuleAvailable)
{
// We can run into problems if XPCOM modules get initialized in the wrong
// order. It's important that this test run first, both as a sanity check and
// to ensure we get the module initialization order we want.
nsCOMPtr<imgITools> imgTools =
do_CreateInstance("@mozilla.org/image/tools;1");
EXPECT_TRUE(imgTools != nullptr);
}
class DecodeToSurfaceRunnable : public nsRunnable
{
public:
DecodeToSurfaceRunnable(RefPtr<SourceSurface>& aSurface,
nsIInputStream* aInputStream,
const ImageTestCase& aTestCase)
: mSurface(aSurface)
, mInputStream(aInputStream)
, mTestCase(aTestCase)
{ }
NS_IMETHOD Run()
{
Go();
return NS_OK;
}
void Go()
{
mSurface =
ImageOps::DecodeToSurface(mInputStream,
nsAutoCString(mTestCase.mMimeType),
imgIContainer::DECODE_FLAGS_DEFAULT);
ASSERT_TRUE(mSurface != nullptr);
EXPECT_EQ(SurfaceType::DATA, mSurface->GetType());
EXPECT_TRUE(mSurface->GetFormat() == SurfaceFormat::B8G8R8X8 ||
mSurface->GetFormat() == SurfaceFormat::B8G8R8A8);
EXPECT_EQ(mTestCase.mSize, mSurface->GetSize());
EXPECT_TRUE(IsSolidColor(mSurface, BGRAColor::Green(),
mTestCase.mFlags & TEST_CASE_IS_FUZZY ? 1 : 0));
}
private:
RefPtr<SourceSurface>& mSurface;
nsCOMPtr<nsIInputStream> mInputStream;
ImageTestCase mTestCase;
};
static void
RunDecodeToSurface(const ImageTestCase& aTestCase)
{
nsCOMPtr<nsIInputStream> inputStream = LoadFile(aTestCase.mPath);
ASSERT_TRUE(inputStream != nullptr);
nsCOMPtr<nsIThread> thread;
nsresult rv = NS_NewThread(getter_AddRefs(thread), nullptr);
ASSERT_TRUE(NS_SUCCEEDED(rv));
// We run the DecodeToSurface tests off-main-thread to ensure that
// DecodeToSurface doesn't require any main-thread-only code.
RefPtr<SourceSurface> surface;
nsCOMPtr<nsIRunnable> runnable =
new DecodeToSurfaceRunnable(surface, inputStream, aTestCase);
thread->Dispatch(runnable, nsIThread::DISPATCH_SYNC);
thread->Shutdown();
// Explicitly release the SourceSurface on the main thread.
surface = nullptr;
}
TEST(ImageDecodeToSurface, PNG) { RunDecodeToSurface(GreenPNGTestCase()); }
TEST(ImageDecodeToSurface, GIF) { RunDecodeToSurface(GreenGIFTestCase()); }
TEST(ImageDecodeToSurface, JPG) { RunDecodeToSurface(GreenJPGTestCase()); }
TEST(ImageDecodeToSurface, BMP) { RunDecodeToSurface(GreenBMPTestCase()); }
TEST(ImageDecodeToSurface, ICO) { RunDecodeToSurface(GreenICOTestCase()); }
TEST(ImageDecodeToSurface, Icon) { RunDecodeToSurface(GreenIconTestCase()); }
TEST(ImageDecodeToSurface, AnimatedGIF)
{
RunDecodeToSurface(GreenFirstFrameAnimatedGIFTestCase());
}
TEST(ImageDecodeToSurface, AnimatedPNG)
{
RunDecodeToSurface(GreenFirstFrameAnimatedPNGTestCase());
}
TEST(ImageDecodeToSurface, Corrupt)
{
ImageTestCase testCase = CorruptTestCase();
nsCOMPtr<nsIInputStream> inputStream = LoadFile(testCase.mPath);
ASSERT_TRUE(inputStream != nullptr);
RefPtr<SourceSurface> surface =
ImageOps::DecodeToSurface(inputStream,
nsAutoCString(testCase.mMimeType),
imgIContainer::DECODE_FLAGS_DEFAULT);
EXPECT_TRUE(surface == nullptr);
}