| // Copyright 2017 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 "services/audio/public/cpp/audio_system_to_service_adapter.h" |
| |
| #include "base/bind.h" |
| #include "base/test/mock_callback.h" |
| #include "base/test/scoped_task_environment.h" |
| #include "media/audio/audio_system_test_util.h" |
| #include "media/audio/test_audio_thread.h" |
| #include "mojo/public/cpp/bindings/receiver.h" |
| #include "services/audio/in_process_audio_manager_accessor.h" |
| #include "services/audio/public/mojom/constants.mojom.h" |
| #include "services/audio/system_info.h" |
| #include "services/service_manager/public/cpp/connector.h" |
| #include "services/service_manager/public/mojom/connector.mojom.h" |
| #include "testing/gmock/include/gmock/gmock.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| using testing::_; |
| using testing::Exactly; |
| using testing::MockFunction; |
| using testing::NiceMock; |
| |
| namespace audio { |
| |
| // Base fixture for all the tests below. |
| class AudioSystemToServiceAdapterTestBase : public testing::Test { |
| public: |
| AudioSystemToServiceAdapterTestBase() {} |
| |
| ~AudioSystemToServiceAdapterTestBase() override {} |
| |
| void SetUp() override { |
| audio_manager_ = std::make_unique<media::MockAudioManager>( |
| std::make_unique<media::TestAudioThread>( |
| false /* we do not use separate thread here */)); |
| system_info_impl_ = |
| std::make_unique<audio::SystemInfo>(audio_manager_.get()); |
| system_info_receiver_ = std::make_unique<mojo::Receiver<mojom::SystemInfo>>( |
| system_info_impl_.get()); |
| |
| service_manager::mojom::ConnectorRequest ignored_request; |
| auto connector = service_manager::Connector::Create(&ignored_request); |
| connector->OverrideBinderForTesting( |
| service_manager::ServiceFilter::ByName(mojom::kServiceName), |
| mojom::SystemInfo::Name_, |
| base::BindRepeating( |
| &AudioSystemToServiceAdapterTestBase::BindSystemInfoReceiver, |
| base::Unretained(this))); |
| |
| audio_system_ = |
| std::make_unique<AudioSystemToServiceAdapter>(std::move(connector)); |
| } |
| |
| void TearDown() override { |
| audio_system_.reset(); |
| system_info_receiver_.reset(); |
| audio_manager_->Shutdown(); |
| } |
| |
| protected: |
| // Required by AudioSystemTestTemplate: |
| media::MockAudioManager* audio_manager() { return audio_manager_.get(); } |
| media::AudioSystem* audio_system() { return audio_system_.get(); } |
| |
| // Called when SystemInfo bind request is received. Nice mock because |
| // AudioSystem conformance tests won't set expecnations. |
| NiceMock<MockFunction<void(void)>> system_info_bind_requested_; |
| |
| base::test::ScopedTaskEnvironment scoped_task_environment_; |
| std::unique_ptr<media::MockAudioManager> audio_manager_; |
| std::unique_ptr<mojom::SystemInfo> system_info_impl_; |
| std::unique_ptr<mojo::Receiver<mojom::SystemInfo>> system_info_receiver_; |
| std::unique_ptr<media::AudioSystem> audio_system_; |
| |
| private: |
| void BindSystemInfoReceiver(mojo::ScopedMessagePipeHandle handle) { |
| EXPECT_TRUE(system_info_receiver_) << "AudioSystemToServiceAdapter should " |
| "not request AudioSysteInfo during " |
| "construction"; |
| EXPECT_FALSE(system_info_receiver_->is_bound()); |
| system_info_bind_requested_.Call(); |
| system_info_receiver_->Bind( |
| mojo::PendingReceiver<mojom::SystemInfo>(std::move(handle))); |
| } |
| |
| DISALLOW_COPY_AND_ASSIGN(AudioSystemToServiceAdapterTestBase); |
| }; |
| |
| // Base fixture for connection loss tests. |
| class AudioSystemToServiceAdapterConnectionLossTest |
| : public AudioSystemToServiceAdapterTestBase { |
| public: |
| AudioSystemToServiceAdapterConnectionLossTest() {} |
| |
| ~AudioSystemToServiceAdapterConnectionLossTest() override {} |
| |
| void SetUp() override { |
| AudioSystemToServiceAdapterTestBase::SetUp(); |
| params_ = media::AudioParameters::UnavailableDeviceParams(); |
| audio_manager()->SetInputStreamParameters(params_); |
| audio_manager()->SetOutputStreamParameters(params_); |
| audio_manager()->SetDefaultOutputStreamParameters(params_); |
| |
| auto get_device_descriptions = |
| [](const media::AudioDeviceDescriptions* source, |
| media::AudioDeviceDescriptions* destination) { |
| destination->insert(destination->end(), source->begin(), |
| source->end()); |
| }; |
| device_descriptions_.emplace_back("device_name", "device_id", "group_id"); |
| audio_manager()->SetInputDeviceDescriptionsCallback(base::BindRepeating( |
| get_device_descriptions, base::Unretained(&device_descriptions_))); |
| audio_manager()->SetOutputDeviceDescriptionsCallback(base::BindRepeating( |
| get_device_descriptions, base::Unretained(&device_descriptions_))); |
| |
| associated_id_ = "associated_id"; |
| audio_manager()->SetAssociatedOutputDeviceIDCallback(base::BindRepeating( |
| [](const std::string* result, const std::string&) -> std::string { |
| return *result; |
| }, |
| base::Unretained(&associated_id_))); |
| } |
| |
| protected: |
| void GetDeviceDescriptionsTest(bool for_input) { |
| EXPECT_FALSE(system_info_receiver_->is_bound()); |
| { // Succeeds. |
| base::RunLoop wait_loop; |
| // Should bind: |
| EXPECT_CALL(system_info_bind_requested_, Call()).Times(Exactly(1)); |
| audio_system_->GetDeviceDescriptions( |
| for_input, |
| expectations_.GetDeviceDescriptionsCallback( |
| FROM_HERE, wait_loop.QuitClosure(), device_descriptions_)); |
| wait_loop.Run(); |
| } |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_TRUE(system_info_receiver_->is_bound()); |
| { // Fails correctly on connection loss. |
| base::RunLoop wait_loop; |
| // Should be already bound: |
| EXPECT_CALL(system_info_bind_requested_, Call()).Times(Exactly(0)); |
| audio_system_->GetDeviceDescriptions( |
| for_input, expectations_.GetDeviceDescriptionsCallback( |
| FROM_HERE, wait_loop.QuitClosure(), |
| media::AudioDeviceDescriptions())); |
| system_info_receiver_->reset(); // Connection loss. |
| base::RunLoop().RunUntilIdle(); |
| wait_loop.Run(); |
| } |
| EXPECT_FALSE(system_info_receiver_->is_bound()); |
| } |
| |
| void HasDevicesTest(bool for_input) { |
| auto has_devices = for_input ? &media::AudioSystem::HasInputDevices |
| : &media::AudioSystem::HasOutputDevices; |
| EXPECT_FALSE(system_info_receiver_->is_bound()); |
| { // Succeeds. |
| base::RunLoop wait_loop; |
| // Should bind: |
| EXPECT_CALL(system_info_bind_requested_, Call()).Times(Exactly(1)); |
| (audio_system()->*has_devices)(expectations_.GetBoolCallback( |
| FROM_HERE, wait_loop.QuitClosure(), true)); |
| wait_loop.Run(); |
| } |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_TRUE(system_info_receiver_->is_bound()); |
| { // Fails correctly on connection loss. |
| base::RunLoop wait_loop; |
| // Should be already bound: |
| EXPECT_CALL(system_info_bind_requested_, Call()).Times(Exactly(0)); |
| (audio_system()->*has_devices)(expectations_.GetBoolCallback( |
| FROM_HERE, wait_loop.QuitClosure(), false)); |
| system_info_receiver_->reset(); // Connection loss. |
| base::RunLoop().RunUntilIdle(); |
| wait_loop.Run(); |
| } |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_FALSE(system_info_receiver_->is_bound()); |
| } |
| |
| void GetStreamParametersTest(bool for_input) { |
| auto get_stream_parameters = |
| for_input ? &media::AudioSystem::GetInputStreamParameters |
| : &media::AudioSystem::GetOutputStreamParameters; |
| EXPECT_FALSE(system_info_receiver_->is_bound()); |
| { // Succeeds. |
| base::RunLoop wait_loop; |
| // Should bind: |
| EXPECT_CALL(system_info_bind_requested_, Call()).Times(Exactly(1)); |
| (audio_system()->*get_stream_parameters)( |
| media::AudioDeviceDescription::kDefaultDeviceId, |
| expectations_.GetAudioParamsCallback( |
| FROM_HERE, wait_loop.QuitClosure(), params_)); |
| wait_loop.Run(); |
| } |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_TRUE(system_info_receiver_->is_bound()); |
| { // Fails correctly on connection loss. |
| base::RunLoop wait_loop; |
| // Should be already bound: |
| EXPECT_CALL(system_info_bind_requested_, Call()).Times(Exactly(0)); |
| (audio_system()->*get_stream_parameters)( |
| media::AudioDeviceDescription::kDefaultDeviceId, |
| expectations_.GetAudioParamsCallback( |
| FROM_HERE, wait_loop.QuitClosure(), base::nullopt)); |
| system_info_receiver_->reset(); // Connection loss. |
| base::RunLoop().RunUntilIdle(); |
| wait_loop.Run(); |
| } |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_FALSE(system_info_receiver_->is_bound()); |
| } |
| |
| std::string associated_id_; |
| media::AudioParameters params_; |
| media::AudioDeviceDescriptions device_descriptions_; |
| media::AudioSystemCallbackExpectations expectations_; |
| |
| DISALLOW_COPY_AND_ASSIGN(AudioSystemToServiceAdapterConnectionLossTest); |
| }; |
| |
| // This test covers various scenarios of connection loss/restore, and the |
| // next tests only verify that we receive a correct callback if the connection |
| // is lost. |
| TEST_F(AudioSystemToServiceAdapterConnectionLossTest, |
| GetAssociatedOutputDeviceIDFullConnectionTest) { |
| EXPECT_FALSE(system_info_receiver_->is_bound()); |
| { // Succeeds. |
| base::RunLoop wait_loop; |
| // Should bind: |
| EXPECT_CALL(system_info_bind_requested_, Call()).Times(Exactly(1)); |
| audio_system_->GetAssociatedOutputDeviceID( |
| std::string(), expectations_.GetDeviceIdCallback( |
| FROM_HERE, wait_loop.QuitClosure(), associated_id_)); |
| wait_loop.Run(); |
| } |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_TRUE(system_info_receiver_->is_bound()); |
| { // Succeeds second time. |
| base::RunLoop wait_loop; |
| // Should be already bound: |
| EXPECT_CALL(system_info_bind_requested_, Call()).Times(Exactly(0)); |
| audio_system_->GetAssociatedOutputDeviceID( |
| std::string(), expectations_.GetDeviceIdCallback( |
| FROM_HERE, wait_loop.QuitClosure(), associated_id_)); |
| wait_loop.Run(); |
| } |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_TRUE(system_info_receiver_->is_bound()); |
| { // Fails correctly on connection loss. |
| base::RunLoop wait_loop; |
| // Should be already bound: |
| EXPECT_CALL(system_info_bind_requested_, Call()).Times(Exactly(0)); |
| audio_system_->GetAssociatedOutputDeviceID( |
| std::string(), expectations_.GetDeviceIdCallback( |
| FROM_HERE, wait_loop.QuitClosure(), base::nullopt)); |
| system_info_receiver_->reset(); // Connection loss. |
| wait_loop.Run(); |
| } |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_FALSE(system_info_receiver_->is_bound()); |
| { // Fails correctly on connection loss if already unbound. |
| base::RunLoop wait_loop; |
| // Should re-bind after connection loss: |
| EXPECT_CALL(system_info_bind_requested_, Call()).Times(Exactly(1)); |
| audio_system_->GetAssociatedOutputDeviceID( |
| std::string(), expectations_.GetDeviceIdCallback( |
| FROM_HERE, wait_loop.QuitClosure(), base::nullopt)); |
| system_info_receiver_->reset(); // Connection loss. |
| wait_loop.Run(); |
| } |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_FALSE(system_info_receiver_->is_bound()); |
| { // Finally succeeds again! |
| base::RunLoop wait_loop; |
| // Should bind: |
| EXPECT_CALL(system_info_bind_requested_, Call()).Times(Exactly(1)); |
| audio_system_->GetAssociatedOutputDeviceID( |
| std::string(), expectations_.GetDeviceIdCallback( |
| FROM_HERE, wait_loop.QuitClosure(), associated_id_)); |
| wait_loop.Run(); |
| } |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_TRUE(system_info_receiver_->is_bound()); |
| } |
| |
| TEST_F(AudioSystemToServiceAdapterConnectionLossTest, |
| GetInputStreamParameters) { |
| GetStreamParametersTest(true); |
| } |
| |
| TEST_F(AudioSystemToServiceAdapterConnectionLossTest, |
| GetOutputStreamParameters) { |
| GetStreamParametersTest(false); |
| } |
| |
| TEST_F(AudioSystemToServiceAdapterConnectionLossTest, HasInputDevices) { |
| HasDevicesTest(true); |
| } |
| |
| TEST_F(AudioSystemToServiceAdapterConnectionLossTest, HasOutputDevices) { |
| HasDevicesTest(false); |
| } |
| |
| TEST_F(AudioSystemToServiceAdapterConnectionLossTest, |
| GetInputDeviceDescriptions) { |
| GetDeviceDescriptionsTest(true); |
| } |
| |
| TEST_F(AudioSystemToServiceAdapterConnectionLossTest, |
| GetOutputDeviceDescriptions) { |
| GetDeviceDescriptionsTest(false); |
| } |
| |
| TEST_F(AudioSystemToServiceAdapterConnectionLossTest, GetInputDeviceInfo) { |
| EXPECT_FALSE(system_info_receiver_->is_bound()); |
| { // Succeeds. |
| base::RunLoop wait_loop; |
| // Should bind: |
| EXPECT_CALL(system_info_bind_requested_, Call()).Times(Exactly(1)); |
| audio_system_->GetInputDeviceInfo( |
| "device-id", |
| expectations_.GetInputDeviceInfoCallback( |
| FROM_HERE, wait_loop.QuitClosure(), params_, associated_id_)); |
| wait_loop.Run(); |
| } |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_TRUE(system_info_receiver_->is_bound()); |
| { // Fails correctly on connection loss. |
| base::RunLoop wait_loop; |
| // Should be already bound: |
| EXPECT_CALL(system_info_bind_requested_, Call()).Times(Exactly(0)); |
| audio_system_->GetInputDeviceInfo( |
| "device-id", |
| expectations_.GetInputDeviceInfoCallback( |
| FROM_HERE, wait_loop.QuitClosure(), base::nullopt, base::nullopt)); |
| system_info_receiver_->reset(); // Connection loss. |
| wait_loop.Run(); |
| } |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_FALSE(system_info_receiver_->is_bound()); |
| } |
| |
| namespace { |
| |
| static constexpr auto kResponseDelay = base::TimeDelta::FromMilliseconds(10); |
| static constexpr char kSomeDeviceId[] = "Some device"; |
| static constexpr char kValidReplyId[] = |
| "If you can read it you received the reply"; |
| |
| } // namespace |
| |
| class AudioSystemToServiceAdapterDisconnectTest : public testing::Test { |
| public: |
| AudioSystemToServiceAdapterDisconnectTest() {} |
| ~AudioSystemToServiceAdapterDisconnectTest() override {} |
| |
| protected: |
| class MockSystemInfo : public mojom::SystemInfo { |
| public: |
| MockSystemInfo(base::TimeDelta response_delay) {} |
| ~MockSystemInfo() override {} |
| |
| private: |
| // audio::mojom::SystemInfo implementation. |
| void GetInputStreamParameters( |
| const std::string& device_id, |
| GetInputStreamParametersCallback callback) override { |
| NOTIMPLEMENTED(); |
| } |
| void GetOutputStreamParameters( |
| const std::string& device_id, |
| GetOutputStreamParametersCallback callback) override { |
| NOTIMPLEMENTED(); |
| } |
| void HasInputDevices(HasInputDevicesCallback callback) override { |
| NOTIMPLEMENTED(); |
| } |
| void HasOutputDevices(HasOutputDevicesCallback callback) override { |
| NOTIMPLEMENTED(); |
| } |
| void GetInputDeviceDescriptions( |
| GetInputDeviceDescriptionsCallback callback) override { |
| NOTIMPLEMENTED(); |
| } |
| void GetOutputDeviceDescriptions( |
| GetOutputDeviceDescriptionsCallback callback) override { |
| NOTIMPLEMENTED(); |
| } |
| void GetAssociatedOutputDeviceID( |
| const std::string& input_device_id, |
| GetAssociatedOutputDeviceIDCallback callback) override { |
| base::ThreadTaskRunnerHandle::Get()->PostDelayedTask( |
| FROM_HERE, base::BindOnce(std::move(callback), kValidReplyId), |
| kResponseDelay); |
| } |
| void GetInputDeviceInfo(const std::string& input_device_id, |
| GetInputDeviceInfoCallback callback) override { |
| NOTIMPLEMENTED(); |
| } |
| }; // class MockSystemInfo |
| |
| std::unique_ptr<service_manager::Connector> GetConnector() { |
| service_manager::mojom::ConnectorRequest ignored_request; |
| auto connector = service_manager::Connector::Create(&ignored_request); |
| connector->OverrideBinderForTesting( |
| service_manager::ServiceFilter::ByName(mojom::kServiceName), |
| mojom::SystemInfo::Name_, |
| base::BindRepeating( |
| &AudioSystemToServiceAdapterDisconnectTest::BindSystemInfoReceiver, |
| base::Unretained(this))); |
| return connector; |
| } |
| |
| void BindSystemInfoReceiver(mojo::ScopedMessagePipeHandle handle) { |
| ClientConnected(); |
| system_info_receiver_.Bind( |
| mojo::PendingReceiver<mojom::SystemInfo>(std::move(handle))); |
| system_info_receiver_.set_disconnect_handler(base::BindOnce( |
| &AudioSystemToServiceAdapterDisconnectTest::OnConnectionError, |
| base::Unretained(this))); |
| } |
| |
| void OnConnectionError() { |
| system_info_receiver_.reset(); |
| ClientDisconnected(); |
| } |
| |
| MOCK_METHOD0(ClientConnected, void(void)); |
| MOCK_METHOD0(ClientDisconnected, void(void)); |
| |
| base::test::ScopedTaskEnvironment scoped_task_environment_{ |
| base::test::ScopedTaskEnvironment::TimeSource::MOCK_TIME}; |
| |
| const base::Optional<std::string> valid_reply_{kValidReplyId}; |
| base::MockCallback<media::AudioSystem::OnDeviceIdCallback> response_received_; |
| |
| MockSystemInfo mock_system_info_{kResponseDelay}; |
| mojo::Receiver<mojom::SystemInfo> system_info_receiver_{&mock_system_info_}; |
| }; |
| |
| TEST_F(AudioSystemToServiceAdapterDisconnectTest, |
| ResponseDelayIsShorterThanDisconnectTimeout) { |
| const base::TimeDelta kDisconnectTimeout = kResponseDelay * 2; |
| AudioSystemToServiceAdapter audio_system(GetConnector(), kDisconnectTimeout); |
| { |
| EXPECT_CALL(*this, ClientConnected()); |
| EXPECT_CALL(*this, ClientDisconnected()).Times(0); |
| EXPECT_CALL(response_received_, Run(valid_reply_)); |
| audio_system.GetAssociatedOutputDeviceID(kSomeDeviceId, |
| response_received_.Get()); |
| scoped_task_environment_.FastForwardBy(kResponseDelay); |
| } |
| EXPECT_CALL(*this, ClientDisconnected()); |
| scoped_task_environment_.FastForwardBy(kDisconnectTimeout); |
| } |
| |
| TEST_F(AudioSystemToServiceAdapterDisconnectTest, |
| ResponseDelayIsLongerThanDisconnectTimeout) { |
| const base::TimeDelta kDisconnectTimeout = kResponseDelay / 2; |
| AudioSystemToServiceAdapter audio_system(GetConnector(), kDisconnectTimeout); |
| { |
| EXPECT_CALL(*this, ClientConnected()); |
| EXPECT_CALL(*this, ClientDisconnected()).Times(0); |
| EXPECT_CALL(response_received_, Run(valid_reply_)); |
| audio_system.GetAssociatedOutputDeviceID(kSomeDeviceId, |
| response_received_.Get()); |
| scoped_task_environment_.FastForwardBy(kResponseDelay); |
| } |
| EXPECT_CALL(*this, ClientDisconnected()); |
| scoped_task_environment_.FastForwardBy(kDisconnectTimeout); |
| } |
| |
| TEST_F(AudioSystemToServiceAdapterDisconnectTest, |
| DisconnectTimeoutIsResetOnSecondRequest) { |
| const base::TimeDelta kDisconnectTimeout = kResponseDelay * 1.5; |
| AudioSystemToServiceAdapter audio_system(GetConnector(), kDisconnectTimeout); |
| { |
| EXPECT_CALL(*this, ClientConnected()); |
| EXPECT_CALL(*this, ClientDisconnected()).Times(0); |
| EXPECT_CALL(response_received_, Run(valid_reply_)); |
| audio_system.GetAssociatedOutputDeviceID(kSomeDeviceId, |
| response_received_.Get()); |
| scoped_task_environment_.FastForwardBy(kResponseDelay); |
| } |
| { |
| EXPECT_CALL(*this, ClientConnected()).Times(0); |
| EXPECT_CALL(*this, ClientDisconnected()).Times(0); |
| EXPECT_CALL(response_received_, Run(valid_reply_)); |
| audio_system.GetAssociatedOutputDeviceID(kSomeDeviceId, |
| response_received_.Get()); |
| scoped_task_environment_.FastForwardBy(kResponseDelay); |
| } |
| EXPECT_CALL(*this, ClientDisconnected()); |
| scoped_task_environment_.FastForwardBy(kDisconnectTimeout); |
| } |
| |
| TEST_F(AudioSystemToServiceAdapterDisconnectTest, |
| DoesNotDisconnectIfNoTimeout) { |
| AudioSystemToServiceAdapter audio_system(GetConnector(), base::TimeDelta()); |
| EXPECT_CALL(*this, ClientConnected()); |
| EXPECT_CALL(*this, ClientDisconnected()).Times(0); |
| EXPECT_CALL(response_received_, Run(valid_reply_)); |
| audio_system.GetAssociatedOutputDeviceID(kSomeDeviceId, |
| response_received_.Get()); |
| scoped_task_environment_.FastForwardUntilNoTasksRemain(); |
| } |
| |
| } // namespace audio |
| |
| // AudioSystem interface conformance tests. |
| // AudioSystemTestTemplate is defined in media, so should be its instantiations. |
| namespace media { |
| |
| using AudioSystemToServiceAdapterTestVariations = |
| testing::Types<audio::AudioSystemToServiceAdapterTestBase>; |
| |
| INSTANTIATE_TYPED_TEST_SUITE_P(AudioSystemToServiceAdapter, |
| AudioSystemTestTemplate, |
| AudioSystemToServiceAdapterTestVariations); |
| } // namespace media |
