| // Copyright 2013 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 "media/audio/sounds/audio_stream_handler.h" |
| |
| #include <memory> |
| |
| #include "base/bind.h" |
| #include "base/bind_helpers.h" |
| #include "base/compiler_specific.h" |
| #include "base/location.h" |
| #include "base/run_loop.h" |
| #include "base/single_thread_task_runner.h" |
| #include "base/stl_util.h" |
| #include "base/test/test_message_loop.h" |
| #include "base/threading/thread_task_runner_handle.h" |
| #include "media/audio/audio_io.h" |
| #include "media/audio/audio_manager.h" |
| #include "media/audio/simple_sources.h" |
| #include "media/audio/sounds/test_data.h" |
| #include "media/audio/test_audio_thread.h" |
| #include "media/base/channel_layout.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| namespace media { |
| |
| class AudioStreamHandlerTest : public testing::Test { |
| public: |
| AudioStreamHandlerTest() = default; |
| ~AudioStreamHandlerTest() override = default; |
| |
| void SetUp() override { |
| audio_manager_ = |
| AudioManager::CreateForTesting(std::make_unique<TestAudioThread>()); |
| base::RunLoop().RunUntilIdle(); |
| |
| base::StringPiece data(kTestAudioData, base::size(kTestAudioData)); |
| audio_stream_handler_.reset(new AudioStreamHandler(data)); |
| } |
| |
| void TearDown() override { |
| audio_stream_handler_.reset(); |
| audio_manager_->Shutdown(); |
| base::RunLoop().RunUntilIdle(); |
| } |
| |
| AudioStreamHandler* audio_stream_handler() { |
| return audio_stream_handler_.get(); |
| } |
| |
| void SetObserverForTesting(AudioStreamHandler::TestObserver* observer) { |
| AudioStreamHandler::SetObserverForTesting(observer); |
| } |
| |
| void SetAudioSourceForTesting( |
| AudioOutputStream::AudioSourceCallback* source) { |
| AudioStreamHandler::SetAudioSourceForTesting(source); |
| } |
| |
| private: |
| base::TestMessageLoop message_loop_; |
| std::unique_ptr<AudioManager> audio_manager_; |
| std::unique_ptr<AudioStreamHandler> audio_stream_handler_; |
| }; |
| |
| TEST_F(AudioStreamHandlerTest, Play) { |
| base::RunLoop run_loop; |
| TestObserver observer(run_loop.QuitClosure()); |
| |
| SetObserverForTesting(&observer); |
| |
| ASSERT_TRUE(audio_stream_handler()->IsInitialized()); |
| EXPECT_EQ(base::TimeDelta::FromMicroseconds(20u), |
| audio_stream_handler()->duration()); |
| |
| ASSERT_TRUE(audio_stream_handler()->Play()); |
| |
| run_loop.Run(); |
| |
| SetObserverForTesting(NULL); |
| |
| ASSERT_EQ(1, observer.num_play_requests()); |
| ASSERT_EQ(1, observer.num_stop_requests()); |
| ASSERT_EQ(4, observer.cursor()); |
| } |
| |
| TEST_F(AudioStreamHandlerTest, ConsecutivePlayRequests) { |
| base::RunLoop run_loop; |
| TestObserver observer(run_loop.QuitClosure()); |
| SineWaveAudioSource source(CHANNEL_LAYOUT_STEREO, 200.0, 8000); |
| |
| SetObserverForTesting(&observer); |
| SetAudioSourceForTesting(&source); |
| |
| ASSERT_TRUE(audio_stream_handler()->IsInitialized()); |
| EXPECT_EQ(base::TimeDelta::FromMicroseconds(20u), |
| audio_stream_handler()->duration()); |
| |
| ASSERT_TRUE(audio_stream_handler()->Play()); |
| base::ThreadTaskRunnerHandle::Get()->PostDelayedTask( |
| FROM_HERE, |
| base::BindOnce(base::IgnoreResult(&AudioStreamHandler::Play), |
| base::Unretained(audio_stream_handler())), |
| base::TimeDelta::FromSeconds(1)); |
| base::ThreadTaskRunnerHandle::Get()->PostDelayedTask( |
| FROM_HERE, |
| base::BindOnce(&AudioStreamHandler::Stop, |
| base::Unretained(audio_stream_handler())), |
| base::TimeDelta::FromSeconds(2)); |
| |
| run_loop.Run(); |
| |
| SetObserverForTesting(NULL); |
| SetAudioSourceForTesting(NULL); |
| |
| ASSERT_EQ(1, observer.num_play_requests()); |
| ASSERT_EQ(1, observer.num_stop_requests()); |
| } |
| |
| TEST_F(AudioStreamHandlerTest, BadWavDataDoesNotInitialize) { |
| // The class members and SetUp() will be ignored for this test. Create a |
| // handler on the stack with some bad WAV data. |
| AudioStreamHandler handler("RIFF1234WAVEjunkjunkjunkjunk"); |
| EXPECT_FALSE(handler.IsInitialized()); |
| EXPECT_FALSE(handler.Play()); |
| EXPECT_EQ(base::TimeDelta(), handler.duration()); |
| |
| // Call Stop() to ensure that there is no crash. |
| handler.Stop(); |
| } |
| |
| } // namespace media |