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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 "cc/resources/scoped_resource.h"
#include <stddef.h>
#include "cc/test/fake_resource_provider.h"
#include "cc/test/test_context_provider.h"
#include "cc/test/test_shared_bitmap_manager.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace cc {
namespace {
TEST(ScopedResourceTest, NewScopedResource) {
scoped_refptr<TestContextProvider> context_provider =
TestContextProvider::Create();
ASSERT_TRUE(context_provider->BindToCurrentThread());
std::unique_ptr<SharedBitmapManager> shared_bitmap_manager(
new TestSharedBitmapManager());
std::unique_ptr<ResourceProvider> resource_provider =
FakeResourceProvider::Create(context_provider.get(),
shared_bitmap_manager.get());
auto texture = base::MakeUnique<ScopedResource>(resource_provider.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(gfx::Size(), texture->size());
EXPECT_EQ(0u, ResourceUtil::UncheckedSizeInBytes<size_t>(texture->size(),
texture->format()));
}
TEST(ScopedResourceTest, CreateScopedResource) {
scoped_refptr<TestContextProvider> context_provider =
TestContextProvider::Create();
ASSERT_TRUE(context_provider->BindToCurrentThread());
std::unique_ptr<SharedBitmapManager> shared_bitmap_manager(
new TestSharedBitmapManager());
std::unique_ptr<ResourceProvider> resource_provider =
FakeResourceProvider::Create(context_provider.get(),
shared_bitmap_manager.get());
auto texture = base::MakeUnique<ScopedResource>(resource_provider.get());
texture->Allocate(gfx::Size(30, 30), ResourceProvider::TEXTURE_HINT_IMMUTABLE,
RGBA_8888, gfx::ColorSpace());
// The texture has an allocated byte-size now.
size_t expected_bytes = 30 * 30 * 4;
EXPECT_EQ(expected_bytes, ResourceUtil::UncheckedSizeInBytes<size_t>(
texture->size(), texture->format()));
EXPECT_LT(0u, texture->id());
EXPECT_EQ(static_cast<unsigned>(RGBA_8888), texture->format());
EXPECT_EQ(gfx::Size(30, 30), texture->size());
}
TEST(ScopedResourceTest, ScopedResourceIsDeleted) {
scoped_refptr<TestContextProvider> context_provider =
TestContextProvider::Create();
ASSERT_TRUE(context_provider->BindToCurrentThread());
std::unique_ptr<SharedBitmapManager> shared_bitmap_manager(
new TestSharedBitmapManager());
std::unique_ptr<ResourceProvider> resource_provider =
FakeResourceProvider::Create(context_provider.get(),
shared_bitmap_manager.get());
{
auto texture = base::MakeUnique<ScopedResource>(resource_provider.get());
EXPECT_EQ(0u, resource_provider->num_resources());
texture->Allocate(gfx::Size(30, 30),
ResourceProvider::TEXTURE_HINT_IMMUTABLE, RGBA_8888,
gfx::ColorSpace());
EXPECT_LT(0u, texture->id());
EXPECT_EQ(1u, resource_provider->num_resources());
}
EXPECT_EQ(0u, resource_provider->num_resources());
{
auto texture = base::MakeUnique<ScopedResource>(resource_provider.get());
EXPECT_EQ(0u, resource_provider->num_resources());
texture->Allocate(gfx::Size(30, 30),
ResourceProvider::TEXTURE_HINT_IMMUTABLE, RGBA_8888,
gfx::ColorSpace());
EXPECT_LT(0u, texture->id());
EXPECT_EQ(1u, resource_provider->num_resources());
texture->Free();
EXPECT_EQ(0u, resource_provider->num_resources());
}
}
} // namespace
} // namespace cc
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