| // Copyright 2015 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/resource_pool.h" |
| |
| #include <stddef.h> |
| |
| #include "base/run_loop.h" |
| #include "base/thread_task_runner_handle.h" |
| #include "cc/resources/resource_util.h" |
| #include "cc/resources/scoped_resource.h" |
| #include "cc/test/fake_output_surface.h" |
| #include "cc/test/fake_output_surface_client.h" |
| #include "cc/test/fake_resource_provider.h" |
| #include "cc/test/test_shared_bitmap_manager.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| namespace cc { |
| namespace { |
| |
| class ResourcePoolTest : public testing::Test { |
| public: |
| void SetUp() override { |
| output_surface_ = FakeOutputSurface::Create3d(); |
| ASSERT_TRUE(output_surface_->BindToClient(&output_surface_client_)); |
| shared_bitmap_manager_.reset(new TestSharedBitmapManager()); |
| resource_provider_ = FakeResourceProvider::Create( |
| output_surface_.get(), shared_bitmap_manager_.get()); |
| task_runner_ = base::ThreadTaskRunnerHandle::Get(); |
| resource_pool_ = |
| ResourcePool::Create(resource_provider_.get(), task_runner_.get()); |
| } |
| |
| protected: |
| FakeOutputSurfaceClient output_surface_client_; |
| std::unique_ptr<FakeOutputSurface> output_surface_; |
| std::unique_ptr<SharedBitmapManager> shared_bitmap_manager_; |
| std::unique_ptr<ResourceProvider> resource_provider_; |
| scoped_refptr<base::SingleThreadTaskRunner> task_runner_; |
| std::unique_ptr<ResourcePool> resource_pool_; |
| }; |
| |
| TEST_F(ResourcePoolTest, AcquireRelease) { |
| gfx::Size size(100, 100); |
| ResourceFormat format = RGBA_8888; |
| Resource* resource = resource_pool_->AcquireResource(size, format); |
| EXPECT_EQ(size, resource->size()); |
| EXPECT_EQ(format, resource->format()); |
| EXPECT_TRUE(resource_provider_->CanLockForWrite(resource->id())); |
| |
| resource_pool_->ReleaseResource(resource, 0u); |
| } |
| |
| TEST_F(ResourcePoolTest, AccountingSingleResource) { |
| // Limits high enough to not be hit by this test. |
| size_t bytes_limit = 10 * 1024 * 1024; |
| size_t count_limit = 100; |
| resource_pool_->SetResourceUsageLimits(bytes_limit, count_limit); |
| |
| gfx::Size size(100, 100); |
| ResourceFormat format = RGBA_8888; |
| size_t resource_bytes = |
| ResourceUtil::UncheckedSizeInBytes<size_t>(size, format); |
| Resource* resource = resource_pool_->AcquireResource(size, format); |
| |
| EXPECT_EQ(resource_bytes, resource_pool_->GetTotalMemoryUsageForTesting()); |
| EXPECT_EQ(resource_bytes, resource_pool_->memory_usage_bytes()); |
| EXPECT_EQ(1u, resource_pool_->GetTotalResourceCountForTesting()); |
| EXPECT_EQ(1u, resource_pool_->resource_count()); |
| EXPECT_EQ(0u, resource_pool_->GetBusyResourceCountForTesting()); |
| |
| resource_pool_->ReleaseResource(resource, 0u); |
| EXPECT_EQ(resource_bytes, resource_pool_->GetTotalMemoryUsageForTesting()); |
| EXPECT_EQ(1u, resource_pool_->GetTotalResourceCountForTesting()); |
| EXPECT_EQ(1u, resource_pool_->GetBusyResourceCountForTesting()); |
| |
| resource_pool_->CheckBusyResources(); |
| EXPECT_EQ(resource_bytes, resource_pool_->GetTotalMemoryUsageForTesting()); |
| EXPECT_EQ(0u, resource_pool_->memory_usage_bytes()); |
| EXPECT_EQ(1u, resource_pool_->GetTotalResourceCountForTesting()); |
| EXPECT_EQ(0u, resource_pool_->resource_count()); |
| EXPECT_EQ(0u, resource_pool_->GetBusyResourceCountForTesting()); |
| |
| resource_pool_->SetResourceUsageLimits(0u, 0u); |
| resource_pool_->ReduceResourceUsage(); |
| EXPECT_EQ(0u, resource_pool_->GetTotalMemoryUsageForTesting()); |
| EXPECT_EQ(0u, resource_pool_->memory_usage_bytes()); |
| EXPECT_EQ(0u, resource_pool_->GetTotalResourceCountForTesting()); |
| EXPECT_EQ(0u, resource_pool_->resource_count()); |
| EXPECT_EQ(0u, resource_pool_->GetBusyResourceCountForTesting()); |
| } |
| |
| TEST_F(ResourcePoolTest, SimpleResourceReuse) { |
| // Limits high enough to not be hit by this test. |
| size_t bytes_limit = 10 * 1024 * 1024; |
| size_t count_limit = 100; |
| resource_pool_->SetResourceUsageLimits(bytes_limit, count_limit); |
| |
| gfx::Size size(100, 100); |
| ResourceFormat format = RGBA_8888; |
| |
| Resource* resource = resource_pool_->AcquireResource(size, format); |
| resource_pool_->ReleaseResource(resource, 0u); |
| resource_pool_->CheckBusyResources(); |
| EXPECT_EQ(1u, resource_provider_->num_resources()); |
| |
| // Same size/format should re-use resource. |
| resource = resource_pool_->AcquireResource(size, format); |
| EXPECT_EQ(1u, resource_provider_->num_resources()); |
| resource_pool_->ReleaseResource(resource, 0u); |
| resource_pool_->CheckBusyResources(); |
| EXPECT_EQ(1u, resource_provider_->num_resources()); |
| |
| // Different size/format should alloate new resource. |
| resource = resource_pool_->AcquireResource(gfx::Size(50, 50), LUMINANCE_8); |
| EXPECT_EQ(2u, resource_provider_->num_resources()); |
| resource_pool_->ReleaseResource(resource, 0u); |
| resource_pool_->CheckBusyResources(); |
| EXPECT_EQ(2u, resource_provider_->num_resources()); |
| } |
| |
| TEST_F(ResourcePoolTest, LostResource) { |
| // Limits high enough to not be hit by this test. |
| size_t bytes_limit = 10 * 1024 * 1024; |
| size_t count_limit = 100; |
| resource_pool_->SetResourceUsageLimits(bytes_limit, count_limit); |
| |
| gfx::Size size(100, 100); |
| ResourceFormat format = RGBA_8888; |
| |
| Resource* resource = resource_pool_->AcquireResource(size, format); |
| EXPECT_EQ(1u, resource_provider_->num_resources()); |
| |
| resource_provider_->LoseResourceForTesting(resource->id()); |
| resource_pool_->ReleaseResource(resource, 0u); |
| resource_pool_->CheckBusyResources(); |
| EXPECT_EQ(0u, resource_provider_->num_resources()); |
| } |
| |
| TEST_F(ResourcePoolTest, BusyResourcesEventuallyFreed) { |
| // Limits high enough to not be hit by this test. |
| size_t bytes_limit = 10 * 1024 * 1024; |
| size_t count_limit = 100; |
| resource_pool_->SetResourceUsageLimits(bytes_limit, count_limit); |
| |
| // Set a quick resource expiration delay so that this test doesn't take long |
| // to run. |
| resource_pool_->SetResourceExpirationDelayForTesting( |
| base::TimeDelta::FromMilliseconds(10)); |
| |
| gfx::Size size(100, 100); |
| ResourceFormat format = RGBA_8888; |
| |
| Resource* resource = resource_pool_->AcquireResource(size, format); |
| EXPECT_EQ(1u, resource_provider_->num_resources()); |
| EXPECT_EQ(40000u, resource_pool_->GetTotalMemoryUsageForTesting()); |
| EXPECT_EQ(1u, resource_pool_->resource_count()); |
| |
| resource_pool_->ReleaseResource(resource, 0u); |
| EXPECT_EQ(1u, resource_provider_->num_resources()); |
| EXPECT_EQ(40000u, resource_pool_->GetTotalMemoryUsageForTesting()); |
| EXPECT_EQ(0u, resource_pool_->memory_usage_bytes()); |
| EXPECT_EQ(1u, resource_pool_->GetBusyResourceCountForTesting()); |
| |
| // Wait for our resource pool to evict resources. We expect resources to be |
| // released within 10 ms, give the thread up to 200. |
| base::RunLoop run_loop; |
| task_runner_->PostDelayedTask(FROM_HERE, run_loop.QuitClosure(), |
| base::TimeDelta::FromMillisecondsD(200)); |
| run_loop.Run(); |
| |
| EXPECT_EQ(0u, resource_provider_->num_resources()); |
| EXPECT_EQ(0u, resource_pool_->GetTotalMemoryUsageForTesting()); |
| EXPECT_EQ(0u, resource_pool_->memory_usage_bytes()); |
| } |
| |
| TEST_F(ResourcePoolTest, UnusedResourcesEventuallyFreed) { |
| // Limits high enough to not be hit by this test. |
| size_t bytes_limit = 10 * 1024 * 1024; |
| size_t count_limit = 100; |
| resource_pool_->SetResourceUsageLimits(bytes_limit, count_limit); |
| |
| // Set a quick resource expiration delay so that this test doesn't take long |
| // to run. |
| resource_pool_->SetResourceExpirationDelayForTesting( |
| base::TimeDelta::FromMilliseconds(100)); |
| |
| gfx::Size size(100, 100); |
| ResourceFormat format = RGBA_8888; |
| |
| Resource* resource = resource_pool_->AcquireResource(size, format); |
| EXPECT_EQ(1u, resource_provider_->num_resources()); |
| EXPECT_EQ(40000u, resource_pool_->GetTotalMemoryUsageForTesting()); |
| EXPECT_EQ(1u, resource_pool_->GetTotalResourceCountForTesting()); |
| EXPECT_EQ(1u, resource_pool_->resource_count()); |
| |
| resource_pool_->ReleaseResource(resource, 0u); |
| EXPECT_EQ(1u, resource_provider_->num_resources()); |
| EXPECT_EQ(40000u, resource_pool_->GetTotalMemoryUsageForTesting()); |
| EXPECT_EQ(1u, resource_pool_->GetTotalResourceCountForTesting()); |
| EXPECT_EQ(1u, resource_pool_->GetBusyResourceCountForTesting()); |
| |
| // Transfer the resource from the busy pool to the unused pool. |
| resource_pool_->CheckBusyResources(); |
| EXPECT_EQ(1u, resource_provider_->num_resources()); |
| EXPECT_EQ(40000u, resource_pool_->GetTotalMemoryUsageForTesting()); |
| EXPECT_EQ(1u, resource_pool_->GetTotalResourceCountForTesting()); |
| EXPECT_EQ(0u, resource_pool_->resource_count()); |
| EXPECT_EQ(0u, resource_pool_->GetBusyResourceCountForTesting()); |
| |
| // Wait for our resource pool to evict resources. We expect resources to be |
| // released within 100 ms, give the thread up to 200. |
| base::RunLoop run_loop; |
| task_runner_->PostDelayedTask(FROM_HERE, run_loop.QuitClosure(), |
| base::TimeDelta::FromMillisecondsD(200)); |
| run_loop.Run(); |
| |
| EXPECT_EQ(0u, resource_provider_->num_resources()); |
| EXPECT_EQ(0u, resource_pool_->GetTotalMemoryUsageForTesting()); |
| } |
| |
| } // namespace |
| } // namespace cc |