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- // Copyright 2018 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/input_stream.h"
- #include <memory>
- #include <string>
- #include <utility>
- #include "base/bind.h"
- #include "base/callback_helpers.h"
- #include "base/memory/read_only_shared_memory_region.h"
- #include "base/test/task_environment.h"
- #include "media/audio/audio_io.h"
- #include "media/audio/mock_audio_manager.h"
- #include "media/audio/test_audio_thread.h"
- #include "mojo/public/cpp/bindings/pending_receiver.h"
- #include "mojo/public/cpp/bindings/pending_remote.h"
- #include "mojo/public/cpp/bindings/receiver.h"
- #include "mojo/public/cpp/bindings/remote.h"
- #include "mojo/public/cpp/system/functions.h"
- #include "services/audio/stream_factory.h"
- #include "services/audio/test/mock_log.h"
- #include "testing/gmock/include/gmock/gmock.h"
- #include "testing/gtest/include/gtest/gtest.h"
- using testing::_;
- using testing::NiceMock;
- using testing::NotNull;
- using testing::Return;
- using testing::StrictMock;
- namespace audio {
- namespace {
- const uint32_t kDefaultSharedMemoryCount = 10;
- const bool kDoEnableAGC = true;
- const bool kDoNotEnableAGC = false;
- const bool kValidStream = true;
- const bool kInvalidStream = false;
- const bool kMuted = true;
- const bool kNotMuted = false;
- const char* kDefaultDeviceId = "default";
- class MockStreamClient : public media::mojom::AudioInputStreamClient {
- public:
- MockStreamClient() = default;
- MockStreamClient(const MockStreamClient&) = delete;
- MockStreamClient& operator=(const MockStreamClient&) = delete;
- mojo::PendingRemote<media::mojom::AudioInputStreamClient> MakeRemote() {
- DCHECK(!receiver_.is_bound());
- mojo::PendingRemote<media::mojom::AudioInputStreamClient> remote;
- receiver_.Bind(remote.InitWithNewPipeAndPassReceiver());
- receiver_.set_disconnect_handler(base::BindOnce(
- &MockStreamClient::BindingConnectionError, base::Unretained(this)));
- return remote;
- }
- void CloseBinding() { receiver_.reset(); }
- MOCK_METHOD1(OnError, void(media::mojom::InputStreamErrorCode));
- MOCK_METHOD1(OnMutedStateChanged, void(bool));
- MOCK_METHOD0(BindingConnectionError, void());
- private:
- mojo::Receiver<media::mojom::AudioInputStreamClient> receiver_{this};
- };
- class MockStreamObserver : public media::mojom::AudioInputStreamObserver {
- public:
- MockStreamObserver() = default;
- MockStreamObserver(const MockStreamObserver&) = delete;
- MockStreamObserver& operator=(const MockStreamObserver&) = delete;
- mojo::PendingRemote<media::mojom::AudioInputStreamObserver> MakeRemote() {
- DCHECK(!receiver_.is_bound());
- mojo::PendingRemote<media::mojom::AudioInputStreamObserver> remote;
- receiver_.Bind(remote.InitWithNewPipeAndPassReceiver());
- receiver_.set_disconnect_handler(base::BindOnce(
- &MockStreamObserver::BindingConnectionError, base::Unretained(this)));
- return remote;
- }
- void CloseBinding() { receiver_.reset(); }
- MOCK_METHOD0(DidStartRecording, void());
- MOCK_METHOD0(BindingConnectionError, void());
- private:
- mojo::Receiver<media::mojom::AudioInputStreamObserver> receiver_{this};
- };
- class MockStream : public media::AudioInputStream {
- public:
- MockStream() {}
- MockStream(const MockStream&) = delete;
- MockStream& operator=(const MockStream&) = delete;
- double GetMaxVolume() override { return 1; }
- MOCK_METHOD0(Open, media::AudioInputStream::OpenOutcome());
- MOCK_METHOD1(Start, void(AudioInputCallback*));
- MOCK_METHOD0(Stop, void());
- MOCK_METHOD0(Close, void());
- MOCK_METHOD1(SetVolume, void(double));
- MOCK_METHOD0(GetVolume, double());
- MOCK_METHOD1(SetAutomaticGainControl, bool(bool));
- MOCK_METHOD0(GetAutomaticGainControl, bool());
- MOCK_METHOD0(IsMuted, bool());
- MOCK_METHOD1(SetOutputDeviceForAec, void(const std::string&));
- };
- } // namespace
- class AudioServiceInputStreamTest : public testing::Test {
- public:
- AudioServiceInputStreamTest()
- : audio_manager_(std::make_unique<media::TestAudioThread>(false)),
- stream_factory_(&audio_manager_, /*aecdump_recording_manager=*/nullptr),
- stream_factory_receiver_(
- &stream_factory_,
- remote_stream_factory_.BindNewPipeAndPassReceiver()) {}
- AudioServiceInputStreamTest(const AudioServiceInputStreamTest&) = delete;
- AudioServiceInputStreamTest& operator=(const AudioServiceInputStreamTest&) =
- delete;
- ~AudioServiceInputStreamTest() override { audio_manager_.Shutdown(); }
- void SetUp() override {
- mojo::SetDefaultProcessErrorHandler(
- base::BindRepeating(&AudioServiceInputStreamTest::BadMessageCallback,
- base::Unretained(this)));
- }
- void TearDown() override {
- mojo::SetDefaultProcessErrorHandler(base::NullCallback());
- }
- mojo::PendingRemote<media::mojom::AudioInputStream> CreateStream(
- bool enable_agc) {
- mojo::PendingRemote<media::mojom::AudioInputStream> remote_stream;
- remote_stream_factory_->CreateInputStream(
- remote_stream.InitWithNewPipeAndPassReceiver(), client_.MakeRemote(),
- observer_.MakeRemote(), log_.MakeRemote(), kDefaultDeviceId,
- media::AudioParameters::UnavailableDeviceParams(),
- kDefaultSharedMemoryCount, enable_agc,
- base::ReadOnlySharedMemoryRegion(), nullptr,
- base::BindOnce(&AudioServiceInputStreamTest::OnCreated,
- base::Unretained(this)));
- return remote_stream;
- }
- mojo::PendingRemote<media::mojom::AudioInputStream>
- CreateStreamWithNullptrLog() {
- mojo::PendingRemote<media::mojom::AudioInputStream> remote_stream;
- remote_stream_factory_->CreateInputStream(
- remote_stream.InitWithNewPipeAndPassReceiver(), client_.MakeRemote(),
- observer_.MakeRemote(), mojo::NullRemote(), kDefaultDeviceId,
- media::AudioParameters::UnavailableDeviceParams(),
- kDefaultSharedMemoryCount, false, base::ReadOnlySharedMemoryRegion(),
- nullptr,
- base::BindOnce(&AudioServiceInputStreamTest::OnCreated,
- base::Unretained(this)));
- return remote_stream;
- }
- mojo::PendingRemote<media::mojom::AudioInputStream>
- CreateStreamWithNullptrObserver() {
- mojo::PendingRemote<media::mojom::AudioInputStream> remote_stream;
- remote_stream_factory_->CreateInputStream(
- remote_stream.InitWithNewPipeAndPassReceiver(), client_.MakeRemote(),
- mojo::NullRemote(), log_.MakeRemote(), kDefaultDeviceId,
- media::AudioParameters::UnavailableDeviceParams(),
- kDefaultSharedMemoryCount, false, base::ReadOnlySharedMemoryRegion(),
- nullptr,
- base::BindOnce(&AudioServiceInputStreamTest::OnCreated,
- base::Unretained(this)));
- return remote_stream;
- }
- media::MockAudioManager& audio_manager() { return audio_manager_; }
- MockStreamClient& client() { return client_; }
- MockStreamObserver& observer() { return observer_; }
- MockLog& log() { return log_; }
- void OnCreated(media::mojom::ReadOnlyAudioDataPipePtr ptr,
- bool initially_muted,
- const absl::optional<base::UnguessableToken>& stream_id) {
- EXPECT_EQ(stream_id.has_value(), !!ptr);
- CreatedCallback(!!ptr, initially_muted);
- }
- MOCK_METHOD2(CreatedCallback, void(bool /*valid*/, bool /*initially_muted*/));
- MOCK_METHOD1(BadMessageCallback, void(const std::string&));
- private:
- base::test::TaskEnvironment scoped_task_env_;
- media::MockAudioManager audio_manager_;
- StreamFactory stream_factory_;
- mojo::Remote<media::mojom::AudioStreamFactory> remote_stream_factory_;
- mojo::Receiver<media::mojom::AudioStreamFactory> stream_factory_receiver_;
- StrictMock<MockStreamClient> client_;
- StrictMock<MockStreamObserver> observer_;
- NiceMock<MockLog> log_;
- };
- TEST_F(AudioServiceInputStreamTest, ConstructDestruct) {
- NiceMock<MockStream> mock_stream;
- audio_manager().SetMakeInputStreamCB(base::BindRepeating(
- [](media::AudioInputStream* stream, const media::AudioParameters& params,
- const std::string& device_id) { return stream; },
- &mock_stream));
- EXPECT_CALL(mock_stream, Open())
- .WillOnce(Return(MockStream::OpenOutcome::kSuccess));
- EXPECT_CALL(mock_stream, IsMuted()).WillOnce(Return(kNotMuted));
- EXPECT_CALL(log(), OnCreated(_, _));
- EXPECT_CALL(*this, CreatedCallback(kValidStream, kNotMuted));
- mojo::Remote<media::mojom::AudioInputStream> remote_stream(
- CreateStream(kDoNotEnableAGC));
- base::RunLoop().RunUntilIdle();
- EXPECT_CALL(mock_stream, Close());
- EXPECT_CALL(log(), OnClosed());
- EXPECT_CALL(client(), BindingConnectionError());
- EXPECT_CALL(observer(), BindingConnectionError());
- remote_stream.reset();
- base::RunLoop().RunUntilIdle();
- }
- TEST_F(AudioServiceInputStreamTest, ConstructDestructNullptrLog) {
- NiceMock<MockStream> mock_stream;
- audio_manager().SetMakeInputStreamCB(base::BindRepeating(
- [](media::AudioInputStream* stream, const media::AudioParameters& params,
- const std::string& device_id) { return stream; },
- &mock_stream));
- EXPECT_CALL(mock_stream, Open())
- .WillOnce(Return(MockStream::OpenOutcome::kSuccess));
- EXPECT_CALL(mock_stream, IsMuted()).WillOnce(Return(kNotMuted));
- EXPECT_CALL(*this, CreatedCallback(kValidStream, kNotMuted));
- mojo::Remote<media::mojom::AudioInputStream> remote_stream(
- CreateStreamWithNullptrLog());
- base::RunLoop().RunUntilIdle();
- EXPECT_CALL(mock_stream, Close());
- EXPECT_CALL(client(), BindingConnectionError());
- EXPECT_CALL(observer(), BindingConnectionError());
- remote_stream.reset();
- base::RunLoop().RunUntilIdle();
- }
- TEST_F(AudioServiceInputStreamTest, ConstructDestructNullptrObserver) {
- NiceMock<MockStream> mock_stream;
- audio_manager().SetMakeInputStreamCB(base::BindRepeating(
- [](media::AudioInputStream* stream, const media::AudioParameters& params,
- const std::string& device_id) { return stream; },
- &mock_stream));
- EXPECT_CALL(mock_stream, Open())
- .WillOnce(Return(MockStream::OpenOutcome::kSuccess));
- EXPECT_CALL(mock_stream, IsMuted()).WillOnce(Return(kNotMuted));
- EXPECT_CALL(log(), OnCreated(_, _));
- EXPECT_CALL(*this, CreatedCallback(kValidStream, kNotMuted));
- mojo::Remote<media::mojom::AudioInputStream> remote_stream(
- CreateStreamWithNullptrObserver());
- base::RunLoop().RunUntilIdle();
- EXPECT_CALL(mock_stream, Close());
- EXPECT_CALL(log(), OnClosed());
- EXPECT_CALL(client(), BindingConnectionError());
- remote_stream.reset();
- base::RunLoop().RunUntilIdle();
- }
- TEST_F(AudioServiceInputStreamTest,
- ConstructStreamAndCloseClientBinding_DestructsStream) {
- NiceMock<MockStream> mock_stream;
- audio_manager().SetMakeInputStreamCB(base::BindRepeating(
- [](media::AudioInputStream* stream, const media::AudioParameters& params,
- const std::string& device_id) { return stream; },
- &mock_stream));
- EXPECT_CALL(mock_stream, Open())
- .WillOnce(Return(MockStream::OpenOutcome::kSuccess));
- EXPECT_CALL(mock_stream, IsMuted()).WillOnce(Return(kNotMuted));
- EXPECT_CALL(log(), OnCreated(_, _));
- EXPECT_CALL(*this, CreatedCallback(kValidStream, kNotMuted));
- mojo::Remote<media::mojom::AudioInputStream> remote_stream(
- CreateStream(kDoNotEnableAGC));
- base::RunLoop().RunUntilIdle();
- EXPECT_CALL(mock_stream, Close());
- EXPECT_CALL(log(), OnClosed());
- EXPECT_CALL(observer(), BindingConnectionError());
- client().CloseBinding();
- base::RunLoop().RunUntilIdle();
- }
- TEST_F(AudioServiceInputStreamTest,
- ConstructStreamAndCloseObserverBinding_DestructsStream) {
- NiceMock<MockStream> mock_stream;
- audio_manager().SetMakeInputStreamCB(base::BindRepeating(
- [](media::AudioInputStream* stream, const media::AudioParameters& params,
- const std::string& device_id) { return stream; },
- &mock_stream));
- EXPECT_CALL(mock_stream, Open())
- .WillOnce(Return(MockStream::OpenOutcome::kSuccess));
- EXPECT_CALL(mock_stream, IsMuted()).WillOnce(Return(kNotMuted));
- EXPECT_CALL(log(), OnCreated(_, _));
- EXPECT_CALL(*this, CreatedCallback(kValidStream, kNotMuted));
- mojo::Remote<media::mojom::AudioInputStream> remote_stream(
- CreateStream(kDoNotEnableAGC));
- base::RunLoop().RunUntilIdle();
- EXPECT_CALL(mock_stream, Close());
- EXPECT_CALL(log(), OnClosed());
- EXPECT_CALL(client(), BindingConnectionError());
- observer().CloseBinding();
- base::RunLoop().RunUntilIdle();
- }
- TEST_F(AudioServiceInputStreamTest,
- ConstructStreamAndResetStreamPtr_DestructsStream) {
- NiceMock<MockStream> mock_stream;
- audio_manager().SetMakeInputStreamCB(base::BindRepeating(
- [](media::AudioInputStream* stream, const media::AudioParameters& params,
- const std::string& device_id) { return stream; },
- &mock_stream));
- EXPECT_CALL(mock_stream, Open())
- .WillOnce(Return(MockStream::OpenOutcome::kSuccess));
- EXPECT_CALL(mock_stream, IsMuted()).WillOnce(Return(kNotMuted));
- EXPECT_CALL(log(), OnCreated(_, _));
- EXPECT_CALL(*this, CreatedCallback(kValidStream, kNotMuted));
- mojo::Remote<media::mojom::AudioInputStream> remote_stream(
- CreateStream(kDoNotEnableAGC));
- base::RunLoop().RunUntilIdle();
- EXPECT_CALL(mock_stream, Close());
- EXPECT_CALL(log(), OnClosed());
- EXPECT_CALL(client(), BindingConnectionError());
- EXPECT_CALL(observer(), BindingConnectionError());
- remote_stream.reset();
- base::RunLoop().RunUntilIdle();
- }
- TEST_F(AudioServiceInputStreamTest, Record) {
- NiceMock<MockStream> mock_stream;
- audio_manager().SetMakeInputStreamCB(base::BindRepeating(
- [](media::AudioInputStream* stream, const media::AudioParameters& params,
- const std::string& device_id) { return stream; },
- &mock_stream));
- EXPECT_CALL(mock_stream, Open())
- .WillOnce(Return(MockStream::OpenOutcome::kSuccess));
- EXPECT_CALL(mock_stream, IsMuted()).WillOnce(Return(kNotMuted));
- EXPECT_CALL(log(), OnCreated(_, _));
- EXPECT_CALL(*this, CreatedCallback(kValidStream, kNotMuted));
- mojo::Remote<media::mojom::AudioInputStream> remote_stream(
- CreateStream(kDoNotEnableAGC));
- base::RunLoop().RunUntilIdle();
- EXPECT_CALL(mock_stream, Start(NotNull()));
- EXPECT_CALL(log(), OnStarted());
- EXPECT_CALL(observer(), DidStartRecording());
- remote_stream->Record();
- base::RunLoop().RunUntilIdle();
- EXPECT_CALL(mock_stream, Stop());
- EXPECT_CALL(mock_stream, Close());
- EXPECT_CALL(log(), OnClosed());
- EXPECT_CALL(client(), BindingConnectionError());
- EXPECT_CALL(observer(), BindingConnectionError());
- remote_stream.reset();
- base::RunLoop().RunUntilIdle();
- }
- TEST_F(AudioServiceInputStreamTest, SetVolume) {
- NiceMock<MockStream> mock_stream;
- audio_manager().SetMakeInputStreamCB(base::BindRepeating(
- [](media::AudioInputStream* stream, const media::AudioParameters& params,
- const std::string& device_id) { return stream; },
- &mock_stream));
- EXPECT_CALL(mock_stream, Open())
- .WillOnce(Return(MockStream::OpenOutcome::kSuccess));
- EXPECT_CALL(mock_stream, IsMuted()).WillOnce(Return(kNotMuted));
- EXPECT_CALL(log(), OnCreated(_, _));
- EXPECT_CALL(*this, CreatedCallback(kValidStream, kNotMuted));
- mojo::Remote<media::mojom::AudioInputStream> remote_stream(
- CreateStream(kDoNotEnableAGC));
- base::RunLoop().RunUntilIdle();
- const double new_volume = 0.618;
- EXPECT_CALL(mock_stream, SetVolume(new_volume));
- EXPECT_CALL(log(), OnSetVolume(new_volume));
- remote_stream->SetVolume(new_volume);
- base::RunLoop().RunUntilIdle();
- EXPECT_CALL(mock_stream, Close());
- EXPECT_CALL(log(), OnClosed());
- EXPECT_CALL(client(), BindingConnectionError());
- EXPECT_CALL(observer(), BindingConnectionError());
- remote_stream.reset();
- base::RunLoop().RunUntilIdle();
- }
- TEST_F(AudioServiceInputStreamTest, SetNegativeVolume_BadMessage) {
- NiceMock<MockStream> mock_stream;
- audio_manager().SetMakeInputStreamCB(base::BindRepeating(
- [](media::AudioInputStream* stream, const media::AudioParameters& params,
- const std::string& device_id) { return stream; },
- &mock_stream));
- EXPECT_CALL(mock_stream, Open())
- .WillOnce(Return(MockStream::OpenOutcome::kSuccess));
- EXPECT_CALL(mock_stream, IsMuted()).WillOnce(Return(kNotMuted));
- EXPECT_CALL(log(), OnCreated(_, _));
- EXPECT_CALL(*this, CreatedCallback(kValidStream, kNotMuted));
- mojo::Remote<media::mojom::AudioInputStream> remote_stream(
- CreateStream(kDoNotEnableAGC));
- base::RunLoop().RunUntilIdle();
- EXPECT_CALL(*this, BadMessageCallback(_));
- EXPECT_CALL(mock_stream, Close());
- EXPECT_CALL(log(), OnClosed());
- EXPECT_CALL(client(), BindingConnectionError());
- EXPECT_CALL(observer(), BindingConnectionError());
- remote_stream->SetVolume(-0.618);
- base::RunLoop().RunUntilIdle();
- }
- TEST_F(AudioServiceInputStreamTest, SetVolumeGreaterThanOne_BadMessage) {
- NiceMock<MockStream> mock_stream;
- audio_manager().SetMakeInputStreamCB(base::BindRepeating(
- [](media::AudioInputStream* stream, const media::AudioParameters& params,
- const std::string& device_id) { return stream; },
- &mock_stream));
- EXPECT_CALL(mock_stream, Open())
- .WillOnce(Return(MockStream::OpenOutcome::kSuccess));
- EXPECT_CALL(mock_stream, IsMuted()).WillOnce(Return(kNotMuted));
- EXPECT_CALL(log(), OnCreated(_, _));
- EXPECT_CALL(*this, CreatedCallback(kValidStream, kNotMuted));
- mojo::Remote<media::mojom::AudioInputStream> remote_stream(
- CreateStream(kDoNotEnableAGC));
- base::RunLoop().RunUntilIdle();
- EXPECT_CALL(*this, BadMessageCallback(_));
- EXPECT_CALL(mock_stream, Close());
- EXPECT_CALL(log(), OnClosed());
- EXPECT_CALL(client(), BindingConnectionError());
- EXPECT_CALL(observer(), BindingConnectionError());
- remote_stream->SetVolume(1.618);
- base::RunLoop().RunUntilIdle();
- }
- TEST_F(AudioServiceInputStreamTest, CreateStreamWithAGCEnable_PropagateAGC) {
- NiceMock<MockStream> mock_stream;
- audio_manager().SetMakeInputStreamCB(base::BindRepeating(
- [](media::AudioInputStream* stream, const media::AudioParameters& params,
- const std::string& device_id) { return stream; },
- &mock_stream));
- EXPECT_CALL(mock_stream, Open())
- .WillOnce(Return(MockStream::OpenOutcome::kSuccess));
- EXPECT_CALL(mock_stream, IsMuted()).WillOnce(Return(kNotMuted));
- EXPECT_CALL(mock_stream, SetAutomaticGainControl(kDoEnableAGC));
- EXPECT_CALL(log(), OnCreated(_, _));
- EXPECT_CALL(*this, CreatedCallback(kValidStream, kNotMuted));
- mojo::Remote<media::mojom::AudioInputStream> remote_stream(
- CreateStream(kDoEnableAGC));
- base::RunLoop().RunUntilIdle();
- EXPECT_CALL(log(), OnClosed());
- EXPECT_CALL(mock_stream, Close());
- EXPECT_CALL(client(), BindingConnectionError());
- EXPECT_CALL(observer(), BindingConnectionError());
- remote_stream.reset();
- base::RunLoop().RunUntilIdle();
- }
- TEST_F(AudioServiceInputStreamTest,
- CreateInitiallyMutedStream_PropagateInitiallyMuted) {
- NiceMock<MockStream> mock_stream;
- audio_manager().SetMakeInputStreamCB(base::BindRepeating(
- [](media::AudioInputStream* stream, const media::AudioParameters& params,
- const std::string& device_id) { return stream; },
- &mock_stream));
- EXPECT_CALL(mock_stream, Open())
- .WillOnce(Return(MockStream::OpenOutcome::kSuccess));
- EXPECT_CALL(mock_stream, IsMuted()).WillOnce(Return(kMuted));
- EXPECT_CALL(log(), OnCreated(_, _));
- EXPECT_CALL(*this, CreatedCallback(kValidStream, kMuted));
- mojo::Remote<media::mojom::AudioInputStream> remote_stream(
- CreateStream(kDoEnableAGC));
- base::RunLoop().RunUntilIdle();
- EXPECT_CALL(log(), OnClosed());
- EXPECT_CALL(mock_stream, Close());
- EXPECT_CALL(client(), BindingConnectionError());
- EXPECT_CALL(observer(), BindingConnectionError());
- remote_stream.reset();
- base::RunLoop().RunUntilIdle();
- }
- TEST_F(AudioServiceInputStreamTest,
- ConstructWithStreamCreationFailure_SignalsError) {
- // By default, MockAudioManager fails to create a stream.
- mojo::Remote<media::mojom::AudioInputStream> remote_stream(
- CreateStream(kDoNotEnableAGC));
- EXPECT_CALL(*this, CreatedCallback(kInvalidStream, kNotMuted));
- EXPECT_CALL(log(), OnError());
- EXPECT_CALL(client(), OnError(media::mojom::InputStreamErrorCode::kUnknown));
- EXPECT_CALL(client(), BindingConnectionError());
- EXPECT_CALL(observer(), BindingConnectionError());
- base::RunLoop().RunUntilIdle();
- }
- } // namespace audio
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