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// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "cc/benchmarks/micro_benchmark_controller.h"
#include <utility>
#include "base/functional/bind.h"
#include "base/functional/callback.h"
#include "base/functional/callback_helpers.h"
#include "base/memory/ptr_util.h"
#include "base/run_loop.h"
#include "base/task/single_thread_task_runner.h"
#include "cc/animation/animation_host.h"
#include "cc/benchmarks/micro_benchmark.h"
#include "cc/layers/layer.h"
#include "cc/test/fake_impl_task_runner_provider.h"
#include "cc/test/fake_layer_tree_host.h"
#include "cc/test/fake_layer_tree_host_impl.h"
#include "cc/test/fake_proxy.h"
#include "cc/test/test_task_graph_runner.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace cc {
namespace {
class MicroBenchmarkControllerTest : public testing::Test {
public:
void SetUp() override {
impl_task_runner_provider_ =
base::WrapUnique(new FakeImplTaskRunnerProvider);
layer_tree_host_impl_ = std::make_unique<FakeLayerTreeHostImpl>(
impl_task_runner_provider_.get(), &task_graph_runner_);
animation_host_ = AnimationHost::CreateForTesting(ThreadInstance::kMain);
layer_tree_host_ = FakeLayerTreeHost::Create(
&layer_tree_host_client_, &task_graph_runner_, animation_host_.get());
layer_tree_host_->SetRootLayer(Layer::Create());
layer_tree_host_->InitializeForTesting(
TaskRunnerProvider::Create(
base::SingleThreadTaskRunner::GetCurrentDefault(), nullptr),
std::unique_ptr<Proxy>(new FakeProxy));
}
void TearDown() override {
layer_tree_host_impl_ = nullptr;
layer_tree_host_ = nullptr;
impl_task_runner_provider_ = nullptr;
animation_host_ = nullptr;
}
FakeLayerTreeHostClient layer_tree_host_client_;
TestTaskGraphRunner task_graph_runner_;
std::unique_ptr<AnimationHost> animation_host_;
std::unique_ptr<FakeLayerTreeHost> layer_tree_host_;
std::unique_ptr<FakeLayerTreeHostImpl> layer_tree_host_impl_;
std::unique_ptr<FakeImplTaskRunnerProvider> impl_task_runner_provider_;
};
void IncrementCallCount(int* count, base::Value::Dict value) {
++(*count);
}
TEST_F(MicroBenchmarkControllerTest, ScheduleFail) {
int id = layer_tree_host_->ScheduleMicroBenchmark(
"non_existant_benchmark", base::Value::Dict(), base::DoNothing());
EXPECT_EQ(id, 0);
}
TEST_F(MicroBenchmarkControllerTest, CommitScheduled) {
layer_tree_host_->reset_needs_commit();
int id = layer_tree_host_->ScheduleMicroBenchmark(
"unittest_only_benchmark", base::Value::Dict(), base::DoNothing());
EXPECT_GT(id, 0);
EXPECT_TRUE(layer_tree_host_->needs_commit());
}
TEST_F(MicroBenchmarkControllerTest, BenchmarkRan) {
int run_count = 0;
int id = layer_tree_host_->ScheduleMicroBenchmark(
"unittest_only_benchmark", base::Value::Dict(),
base::BindOnce(&IncrementCallCount, base::Unretained(&run_count)));
EXPECT_GT(id, 0);
layer_tree_host_->UpdateLayers();
EXPECT_EQ(1, run_count);
}
TEST_F(MicroBenchmarkControllerTest, MultipleBenchmarkRan) {
int run_count = 0;
int id = layer_tree_host_->ScheduleMicroBenchmark(
"unittest_only_benchmark", base::Value::Dict(),
base::BindOnce(&IncrementCallCount, base::Unretained(&run_count)));
EXPECT_GT(id, 0);
id = layer_tree_host_->ScheduleMicroBenchmark(
"unittest_only_benchmark", base::Value::Dict(),
base::BindOnce(&IncrementCallCount, base::Unretained(&run_count)));
EXPECT_GT(id, 0);
layer_tree_host_->UpdateLayers();
EXPECT_EQ(2, run_count);
id = layer_tree_host_->ScheduleMicroBenchmark(
"unittest_only_benchmark", base::Value::Dict(),
base::BindOnce(&IncrementCallCount, base::Unretained(&run_count)));
EXPECT_GT(id, 0);
id = layer_tree_host_->ScheduleMicroBenchmark(
"unittest_only_benchmark", base::Value::Dict(),
base::BindOnce(&IncrementCallCount, base::Unretained(&run_count)));
EXPECT_GT(id, 0);
layer_tree_host_->UpdateLayers();
EXPECT_EQ(4, run_count);
layer_tree_host_->UpdateLayers();
EXPECT_EQ(4, run_count);
}
TEST_F(MicroBenchmarkControllerTest, BenchmarkImplRan) {
int run_count = 0;
base::Value::Dict settings;
settings.Set("run_benchmark_impl", true);
// Schedule a main thread benchmark.
int id = layer_tree_host_->ScheduleMicroBenchmark(
"unittest_only_benchmark", std::move(settings),
base::BindOnce(&IncrementCallCount, base::Unretained(&run_count)));
EXPECT_GT(id, 0);
// Scheduling benchmarks on the impl thread is usually done during
// LayerTreeHostImpl::FinishCommit().
for (auto& benchmark : layer_tree_host_->GetMicroBenchmarkController()
->CreateImplBenchmarks()) {
layer_tree_host_impl_->ScheduleMicroBenchmark(std::move(benchmark));
}
layer_tree_host_impl_->CreatePendingTree();
layer_tree_host_impl_->CommitComplete();
// Make sure all posted messages run.
base::RunLoop().RunUntilIdle();
EXPECT_EQ(1, run_count);
}
TEST_F(MicroBenchmarkControllerTest, SendMessage) {
// Send valid message to invalid benchmark (id = 0)
base::Value::Dict message;
message.Set("can_handle", true);
bool message_handled =
layer_tree_host_->SendMessageToMicroBenchmark(0, std::move(message));
EXPECT_FALSE(message_handled);
// Schedule a benchmark
int run_count = 0;
int id = layer_tree_host_->ScheduleMicroBenchmark(
"unittest_only_benchmark", base::Value::Dict(),
base::BindOnce(&IncrementCallCount, base::Unretained(&run_count)));
EXPECT_GT(id, 0);
// Send valid message to valid benchmark
message.clear();
message.Set("can_handle", true);
message_handled =
layer_tree_host_->SendMessageToMicroBenchmark(id, std::move(message));
EXPECT_TRUE(message_handled);
// Send invalid message to valid benchmark
message.clear();
message.Set("can_handle", false);
message_handled =
layer_tree_host_->SendMessageToMicroBenchmark(id, std::move(message));
EXPECT_FALSE(message_handled);
}
} // namespace
} // namespace cc
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