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/*
* Copyright (C) 2011 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "Canvas2DLayerBridge.h"
#include "FakeWebCompositorOutputSurface.h"
#include "FakeWebGraphicsContext3D.h"
#include "GraphicsContext3DPrivate.h"
#include "ImageBuffer.h"
#include "WebCompositorInitializer.h"
#include <public/Platform.h>
#include <public/WebThread.h>
#include <gmock/gmock.h>
#include <gtest/gtest.h>
#include <wtf/RefPtr.h>
using namespace WebCore;
using namespace WebKit;
using testing::InSequence;
using testing::Return;
using testing::Test;
namespace {
class MockCanvasContext : public FakeWebGraphicsContext3D {
public:
MOCK_METHOD0(flush, void(void));
MOCK_METHOD0(createTexture, unsigned(void));
MOCK_METHOD1(deleteTexture, void(unsigned));
virtual GrGLInterface* onCreateGrGLInterface() OVERRIDE { return 0; }
};
class MockWebTextureUpdater : public WebTextureUpdater {
public:
MOCK_METHOD3(appendCopy, void(unsigned, unsigned, WebSize));
};
} // namespace
enum ThreadMode {
SingleThreaded, Threaded
};
class Canvas2DLayerBridgeTest : public Test {
protected:
void fullLifecycleTest(ThreadMode threadMode, DeferralMode deferralMode)
{
RefPtr<GraphicsContext3D> mainContext = GraphicsContext3DPrivate::createGraphicsContextFromWebContext(adoptPtr(new MockCanvasContext));
MockCanvasContext& mainMock = *static_cast<MockCanvasContext*>(GraphicsContext3DPrivate::extractWebGraphicsContext3D(mainContext.get()));
MockWebTextureUpdater updater;
const IntSize size(300, 150);
OwnPtr<WebThread> thread;
if (threadMode == Threaded)
thread = adoptPtr(WebKit::Platform::current()->createThread("Canvas2DLayerBridgeTest"));
WebKitTests::WebCompositorInitializer initializer(thread.get());
WebGLId backTextureId = 1;
WebGLId frontTextureId = 1;
// Threaded and non deferred canvases are double buffered.
if (threadMode == Threaded && deferralMode == NonDeferred) {
frontTextureId = 2;
// Create texture (on the main thread) and do the copy (on the impl thread).
EXPECT_CALL(mainMock, createTexture()).WillOnce(Return(frontTextureId));
}
OwnPtr<Canvas2DLayerBridge> bridge = Canvas2DLayerBridge::create(mainContext.get(), size, deferralMode, backTextureId);
::testing::Mock::VerifyAndClearExpectations(&mainMock);
EXPECT_CALL(mainMock, flush());
if (threadMode == Threaded && deferralMode == NonDeferred)
EXPECT_CALL(updater, appendCopy(backTextureId, frontTextureId, WebSize(300, 150)));
EXPECT_EQ(frontTextureId, bridge->prepareTexture(updater));
::testing::Mock::VerifyAndClearExpectations(&mainMock);
::testing::Mock::VerifyAndClearExpectations(&updater);
if (threadMode == Threaded && deferralMode == NonDeferred) {
EXPECT_CALL(mainMock, deleteTexture(frontTextureId));
EXPECT_CALL(mainMock, flush());
}
bridge.clear();
}
};
namespace {
TEST_F(Canvas2DLayerBridgeTest, testFullLifecycleSingleThreadedDeferred)
{
fullLifecycleTest(SingleThreaded, NonDeferred);
}
TEST_F(Canvas2DLayerBridgeTest, testFullLifecycleSingleThreadedNonDeferred)
{
fullLifecycleTest(SingleThreaded, Deferred);
}
TEST_F(Canvas2DLayerBridgeTest, testFullLifecycleThreadedNonDeferred)
{
fullLifecycleTest(Threaded, NonDeferred);
}
TEST_F(Canvas2DLayerBridgeTest, testFullLifecycleThreadedDeferred)
{
fullLifecycleTest(Threaded, Deferred);
}
} // namespace
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