DrawingBufferChromiumTest.cpp   [plain text]

/*
 * Copyright (C) 2012 Google Inc. All rights reserved.
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#include "config.h"

#include "DrawingBuffer.h"

#include "CompositorFakeGraphicsContext3D.h"
#include "LayerChromium.h"
#include <gmock/gmock.h>
#include <gtest/gtest.h>

using namespace WebCore;
using namespace WebKit;

namespace {

TEST(DrawingBufferChromiumTest, opaqueFormats)
{
    RefPtr<DrawingBuffer> buffer;

    GraphicsContext3D::Attributes alphaAttrs;
    alphaAttrs.alpha = true;
    GraphicsContext3D::Attributes opaqueAttrs;
    opaqueAttrs.alpha = false;

    RefPtr<GraphicsContext3D> alphaContext = createCompositorMockGraphicsContext3D(alphaAttrs);
    EXPECT_TRUE(alphaContext);
    RefPtr<GraphicsContext3D> opaqueContext = createCompositorMockGraphicsContext3D(opaqueAttrs);
    EXPECT_TRUE(opaqueContext);

    buffer = DrawingBuffer::create(alphaContext.get(), IntSize(), DrawingBuffer::Preserve, DrawingBuffer::Alpha);
    EXPECT_FALSE(buffer->platformLayer()->opaque());
    buffer = DrawingBuffer::create(alphaContext.get(), IntSize(), DrawingBuffer::Discard, DrawingBuffer::Alpha);
    EXPECT_FALSE(buffer->platformLayer()->opaque());

    buffer = DrawingBuffer::create(opaqueContext.get(), IntSize(), DrawingBuffer::Preserve, DrawingBuffer::Opaque);
    EXPECT_TRUE(buffer->platformLayer()->opaque());
    buffer = DrawingBuffer::create(opaqueContext.get(), IntSize(), DrawingBuffer::Discard, DrawingBuffer::Opaque);
    EXPECT_TRUE(buffer->platformLayer()->opaque());
}

} // namespace