blob: 5c9d0dada9369c6eb801b54423a7a1bf7aefd3f2 [file] [log] [blame]
// 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/threading/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 {
class ResourcePoolTest : public testing::Test {
public:
void SetUp() override {
output_surface_ = FakeOutputSurface::CreateDelegating3d();
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;
gfx::ColorSpace color_space = gfx::ColorSpace::CreateSRGB();
Resource* resource =
resource_pool_->AcquireResource(size, format, color_space);
EXPECT_EQ(size, resource->size());
EXPECT_EQ(format, resource->format());
EXPECT_TRUE(resource_provider_->CanLockForWrite(resource->id()));
resource_pool_->ReleaseResource(resource);
}
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;
gfx::ColorSpace color_space = gfx::ColorSpace::CreateSRGB();
size_t resource_bytes =
ResourceUtil::UncheckedSizeInBytes<size_t>(size, format);
Resource* resource =
resource_pool_->AcquireResource(size, format, color_space);
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);
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;
gfx::ColorSpace color_space1;
gfx::ColorSpace color_space2 = gfx::ColorSpace::CreateSRGB();
Resource* resource =
resource_pool_->AcquireResource(size, format, color_space1);
resource_pool_->ReleaseResource(resource);
resource_pool_->CheckBusyResources();
EXPECT_EQ(1u, resource_provider_->num_resources());
// Same size/format should re-use resource.
resource = resource_pool_->AcquireResource(size, format, color_space1);
EXPECT_EQ(1u, resource_provider_->num_resources());
resource_pool_->ReleaseResource(resource);
resource_pool_->CheckBusyResources();
EXPECT_EQ(1u, resource_provider_->num_resources());
// Different size/format should allocate new resource.
resource = resource_pool_->AcquireResource(gfx::Size(50, 50), LUMINANCE_8,
color_space1);
EXPECT_EQ(2u, resource_provider_->num_resources());
resource_pool_->ReleaseResource(resource);
resource_pool_->CheckBusyResources();
EXPECT_EQ(2u, resource_provider_->num_resources());
// Different color space should allocate new resource.
resource = resource_pool_->AcquireResource(size, format, color_space2);
EXPECT_EQ(3u, resource_provider_->num_resources());
resource_pool_->ReleaseResource(resource);
resource_pool_->CheckBusyResources();
EXPECT_EQ(3u, 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;
gfx::ColorSpace color_space = gfx::ColorSpace::CreateSRGB();
Resource* resource =
resource_pool_->AcquireResource(size, format, color_space);
EXPECT_EQ(1u, resource_provider_->num_resources());
resource_provider_->LoseResourceForTesting(resource->id());
resource_pool_->ReleaseResource(resource);
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;
gfx::ColorSpace color_space;
Resource* resource =
resource_pool_->AcquireResource(size, format, color_space);
EXPECT_EQ(1u, resource_provider_->num_resources());
EXPECT_EQ(40000u, resource_pool_->GetTotalMemoryUsageForTesting());
EXPECT_EQ(1u, resource_pool_->resource_count());
resource_pool_->ReleaseResource(resource);
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;
gfx::ColorSpace color_space;
Resource* resource =
resource_pool_->AcquireResource(size, format, color_space);
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);
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());
}
TEST_F(ResourcePoolTest, UpdateContentId) {
gfx::Size size(100, 100);
ResourceFormat format = RGBA_8888;
gfx::ColorSpace color_space;
uint64_t content_id = 42;
uint64_t new_content_id = 43;
gfx::Rect new_invalidated_rect(20, 20, 10, 10);
Resource* resource =
resource_pool_->AcquireResource(size, format, color_space);
resource_pool_->OnContentReplaced(resource->id(), content_id);
resource_pool_->ReleaseResource(resource);
resource_pool_->CheckBusyResources();
// Ensure that we can retrieve the resource based on |content_id|.
gfx::Rect invalidated_rect;
Resource* reacquired_resource =
resource_pool_->TryAcquireResourceForPartialRaster(
new_content_id, new_invalidated_rect, content_id, &invalidated_rect);
EXPECT_EQ(resource, reacquired_resource);
EXPECT_EQ(new_invalidated_rect, invalidated_rect);
resource_pool_->ReleaseResource(reacquired_resource);
}
TEST_F(ResourcePoolTest, UpdateContentIdAndInvalidatedRect) {
gfx::Size size(100, 100);
ResourceFormat format = RGBA_8888;
gfx::ColorSpace color_space;
uint64_t content_ids[] = {42, 43, 44};
gfx::Rect invalidated_rect(20, 20, 10, 10);
gfx::Rect second_invalidated_rect(25, 25, 10, 10);
gfx::Rect expected_total_invalidated_rect(20, 20, 15, 15);
// Acquire a new resource with the first content id.
Resource* resource =
resource_pool_->AcquireResource(size, format, color_space);
resource_pool_->OnContentReplaced(resource->id(), content_ids[0]);
// Attempt to acquire this resource. It is in use, so its ID and invalidated
// rect should be updated, but a new resource will be returned.
gfx::Rect new_invalidated_rect;
Resource* reacquired_resource =
resource_pool_->TryAcquireResourceForPartialRaster(
content_ids[1], invalidated_rect, content_ids[0],
&new_invalidated_rect);
EXPECT_EQ(nullptr, reacquired_resource);
EXPECT_EQ(gfx::Rect(), new_invalidated_rect);
// Release the original resource, returning it to the unused pool.
resource_pool_->ReleaseResource(resource);
resource_pool_->CheckBusyResources();
// Ensure that we cannot retrieve a resource based on the original content id.
reacquired_resource = resource_pool_->TryAcquireResourceForPartialRaster(
content_ids[1], invalidated_rect, content_ids[0], &new_invalidated_rect);
EXPECT_EQ(nullptr, reacquired_resource);
EXPECT_EQ(gfx::Rect(), new_invalidated_rect);
// Ensure that we can retrieve the resource based on the second (updated)
// content ID and that it has the expected invalidated rect.
gfx::Rect total_invalidated_rect;
reacquired_resource = resource_pool_->TryAcquireResourceForPartialRaster(
content_ids[2], second_invalidated_rect, content_ids[1],
&total_invalidated_rect);
EXPECT_EQ(resource, reacquired_resource);
EXPECT_EQ(expected_total_invalidated_rect, total_invalidated_rect);
resource_pool_->ReleaseResource(reacquired_resource);
}
TEST_F(ResourcePoolTest, ReuseResource) {
ResourceFormat format = RGBA_8888;
gfx::ColorSpace color_space = gfx::ColorSpace::CreateSRGB();
// Create unused resources with sizes close to 100, 100.
resource_pool_->ReleaseResource(
resource_pool_->CreateResource(gfx::Size(99, 100), format, color_space));
resource_pool_->ReleaseResource(
resource_pool_->CreateResource(gfx::Size(99, 99), format, color_space));
resource_pool_->ReleaseResource(
resource_pool_->CreateResource(gfx::Size(100, 99), format, color_space));
resource_pool_->ReleaseResource(
resource_pool_->CreateResource(gfx::Size(101, 101), format, color_space));
resource_pool_->CheckBusyResources();
gfx::Size size(100, 100);
Resource* resource = resource_pool_->ReuseResource(size, format, color_space);
EXPECT_EQ(nullptr, resource);
size = gfx::Size(100, 99);
resource = resource_pool_->ReuseResource(size, format, color_space);
EXPECT_NE(nullptr, resource);
ASSERT_EQ(nullptr, resource_pool_->ReuseResource(size, format, color_space));
resource_pool_->ReleaseResource(resource);
}
} // namespace cc