Home | History | Annotate | Download | only in tests 
      1 /*
      2  * Copyright (C) 2011 Google Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  * 1.  Redistributions of source code must retain the above copyright
      8  *     notice, this list of conditions and the following disclaimer.
      9  * 2.  Redistributions in binary form must reproduce the above copyright
     10  *     notice, this list of conditions and the following disclaimer in the
     11  *     documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     15  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     16  * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
     17  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     18  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     19  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
     20  * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     21  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
     22  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     23  */
     24 
     25 #include "config.h"
     26 
     27 #include "platform/graphics/Canvas2DLayerBridge.h"
     28 
     29 #include "SkDeferredCanvas.h"
     30 #include "SkSurface.h"
     31 #include "platform/graphics/ImageBuffer.h"
     32 #include "public/platform/Platform.h"
     33 #include "public/platform/WebExternalBitmap.h"
     34 #include "public/platform/WebThread.h"
     35 #include "third_party/skia/include/core/SkDevice.h"
     36 #include "web/tests/MockWebGraphicsContext3D.h"
     37 #include "wtf/RefPtr.h"
     38 
     39 #include <gmock/gmock.h>
     40 #include <gtest/gtest.h>
     41 
     42 using namespace WebCore;
     43 using namespace blink;
     44 using testing::InSequence;
     45 using testing::Return;
     46 using testing::Test;
     47 
     48 namespace {
     49 
     50 class MockCanvasContext : public MockWebGraphicsContext3D {
     51 public:
     52     MOCK_METHOD0(flush, void(void));
     53     MOCK_METHOD0(createTexture, unsigned(void));
     54     MOCK_METHOD1(deleteTexture, void(unsigned));
     55 };
     56 
     57 class Canvas2DLayerBridgePtr {
     58 public:
     59     Canvas2DLayerBridgePtr(PassRefPtr<Canvas2DLayerBridge> layerBridge)
     60         : m_layerBridge(layerBridge) { }
     61 
     62     ~Canvas2DLayerBridgePtr()
     63     {
     64         m_layerBridge->beginDestruction();
     65     }
     66 
     67     Canvas2DLayerBridge* operator->() { return m_layerBridge.get(); }
     68     Canvas2DLayerBridge* get() { return m_layerBridge.get(); }
     69 
     70 private:
     71     RefPtr<Canvas2DLayerBridge> m_layerBridge;
     72 };
     73 
     74 class NullWebExternalBitmap : public WebExternalBitmap {
     75 public:
     76     virtual WebSize size()
     77     {
     78         return WebSize();
     79     }
     80 
     81     virtual void setSize(WebSize)
     82     {
     83     }
     84 
     85     virtual uint8* pixels()
     86     {
     87         return 0;
     88     }
     89 };
     90 
     91 } // namespace
     92 
     93 class Canvas2DLayerBridgeTest : public Test {
     94 protected:
     95     void fullLifecycleTest()
     96     {
     97         RefPtr<GraphicsContext3D> mainContext = GraphicsContext3D::createGraphicsContextFromWebContext(adoptPtr(new MockCanvasContext));
     98 
     99         MockCanvasContext& mainMock = *static_cast<MockCanvasContext*>(mainContext->webContext());
    100 
    101         OwnPtr<SkDeferredCanvas> canvas = adoptPtr(SkDeferredCanvas::Create(SkSurface::NewRasterPMColor(300, 150)));
    102 
    103         ::testing::Mock::VerifyAndClearExpectations(&mainMock);
    104 
    105         {
    106             Canvas2DLayerBridgePtr bridge(adoptRef(new Canvas2DLayerBridge(mainContext.release(), canvas.release(), 0, NonOpaque)));
    107 
    108             ::testing::Mock::VerifyAndClearExpectations(&mainMock);
    109 
    110             EXPECT_CALL(mainMock, flush());
    111             unsigned textureId = bridge->getBackingTexture();
    112             EXPECT_EQ(textureId, 0u);
    113 
    114             ::testing::Mock::VerifyAndClearExpectations(&mainMock);
    115         } // bridge goes out of scope here
    116 
    117         ::testing::Mock::VerifyAndClearExpectations(&mainMock);
    118     }
    119 
    120     void prepareMailboxWithBitmapTest()
    121     {
    122         MockCanvasContext mainMock;
    123         OwnPtr<SkDeferredCanvas> canvas = adoptPtr(SkDeferredCanvas::Create(SkSurface::NewRasterPMColor(300, 150)));
    124         OwnPtr<MockWebGraphicsContext3DProvider> mainMockProvider = adoptPtr(new MockWebGraphicsContext3DProvider(&mainMock));
    125         Canvas2DLayerBridgePtr bridge(adoptRef(new Canvas2DLayerBridge(mainMockProvider.release(), canvas.release(), 0, NonOpaque)));
    126         bridge->m_lastImageId = 1;
    127 
    128         NullWebExternalBitmap bitmap;
    129         bridge->prepareMailbox(0, &bitmap);
    130         EXPECT_EQ(0u, bridge->m_lastImageId);
    131     }
    132 };
    133 
    134 namespace {
    135 
    136 TEST_F(Canvas2DLayerBridgeTest, testFullLifecycleSingleThreaded)
    137 {
    138     fullLifecycleTest();
    139 }
    140 
    141 TEST_F(Canvas2DLayerBridgeTest, prepareMailboxWithBitmapTest)
    142 {
    143     prepareMailboxWithBitmapTest();
    144 }
    145 
    146 } // namespace
    147