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// Copyright 2012 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 "config.h"
#include "cc/scoped_texture.h"
#include "cc/renderer.h"
#include "cc/single_thread_proxy.h" // For DebugScopedSetImplThread
#include "cc/test/fake_graphics_context.h"
#include "cc/test/tiled_layer_test_common.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/khronos/GLES2/gl2.h"
using namespace cc;
using namespace WebKit;
using namespace WebKitTests;
namespace {
TEST(ScopedTextureTest, NewScopedTexture)
{
scoped_ptr<GraphicsContext> context(createFakeGraphicsContext());
DebugScopedSetImplThread implThread;
scoped_ptr<ResourceProvider> resourceProvider(ResourceProvider::create(context.get()));
scoped_ptr<ScopedTexture> texture = ScopedTexture::create(resourceProvider.get());
// New scoped textures do not hold a texture yet.
EXPECT_EQ(0u, texture->id());
// New scoped textures do not have a size yet.
EXPECT_EQ(IntSize(), texture->size());
EXPECT_EQ(0u, texture->bytes());
}
TEST(ScopedTextureTest, CreateScopedTexture)
{
scoped_ptr<GraphicsContext> context(createFakeGraphicsContext());
DebugScopedSetImplThread implThread;
scoped_ptr<ResourceProvider> resourceProvider(ResourceProvider::create(context.get()));
scoped_ptr<ScopedTexture> texture = ScopedTexture::create(resourceProvider.get());
texture->allocate(Renderer::ImplPool, IntSize(30, 30), GL_RGBA, ResourceProvider::TextureUsageAny);
// The texture has an allocated byte-size now.
size_t expectedBytes = 30 * 30 * 4;
EXPECT_EQ(expectedBytes, texture->bytes());
EXPECT_LT(0u, texture->id());
EXPECT_EQ(GL_RGBA, texture->format());
EXPECT_EQ(IntSize(30, 30), texture->size());
}
TEST(ScopedTextureTest, ScopedTextureIsDeleted)
{
scoped_ptr<GraphicsContext> context(createFakeGraphicsContext());
DebugScopedSetImplThread implThread;
scoped_ptr<ResourceProvider> resourceProvider(ResourceProvider::create(context.get()));
{
scoped_ptr<ScopedTexture> texture = ScopedTexture::create(resourceProvider.get());
EXPECT_EQ(0u, resourceProvider->numResources());
texture->allocate(Renderer::ImplPool, IntSize(30, 30), GL_RGBA, ResourceProvider::TextureUsageAny);
EXPECT_LT(0u, texture->id());
EXPECT_EQ(1u, resourceProvider->numResources());
}
EXPECT_EQ(0u, resourceProvider->numResources());
{
scoped_ptr<ScopedTexture> texture = ScopedTexture::create(resourceProvider.get());
EXPECT_EQ(0u, resourceProvider->numResources());
texture->allocate(Renderer::ImplPool, IntSize(30, 30), GL_RGBA, ResourceProvider::TextureUsageAny);
EXPECT_LT(0u, texture->id());
EXPECT_EQ(1u, resourceProvider->numResources());
texture->free();
EXPECT_EQ(0u, resourceProvider->numResources());
}
}
TEST(ScopedTextureTest, LeakScopedTexture)
{
scoped_ptr<GraphicsContext> context(createFakeGraphicsContext());
DebugScopedSetImplThread implThread;
scoped_ptr<ResourceProvider> resourceProvider(ResourceProvider::create(context.get()));
{
scoped_ptr<ScopedTexture> texture = ScopedTexture::create(resourceProvider.get());
EXPECT_EQ(0u, resourceProvider->numResources());
texture->allocate(Renderer::ImplPool, IntSize(30, 30), GL_RGBA, ResourceProvider::TextureUsageAny);
EXPECT_LT(0u, texture->id());
EXPECT_EQ(1u, resourceProvider->numResources());
texture->leak();
EXPECT_EQ(0u, texture->id());
EXPECT_EQ(1u, resourceProvider->numResources());
texture->free();
EXPECT_EQ(0u, texture->id());
EXPECT_EQ(1u, resourceProvider->numResources());
}
EXPECT_EQ(1u, resourceProvider->numResources());
}
}
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