| // Copyright (c) 2011 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 "base/basictypes.h" |
| #include "base/synchronization/waitable_event.h" |
| #include "media/audio/audio_input_controller.h" |
| #include "testing/gmock/include/gmock/gmock.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| using ::testing::_; |
| using ::testing::AtLeast; |
| using ::testing::Exactly; |
| using ::testing::InvokeWithoutArgs; |
| using ::testing::NotNull; |
| |
| namespace media { |
| |
| static const int kSampleRate = AudioParameters::kAudioCDSampleRate; |
| static const int kBitsPerSample = 16; |
| static const int kChannels = 2; |
| static const ChannelLayout kChannelLayout = CHANNEL_LAYOUT_STEREO; |
| static const int kSamplesPerPacket = kSampleRate / 10; |
| |
| ACTION_P3(CheckCountAndSignalEvent, count, limit, event) { |
| if (++*count >= limit) { |
| event->Signal(); |
| } |
| } |
| |
| class MockAudioInputControllerEventHandler |
| : public AudioInputController::EventHandler { |
| public: |
| MockAudioInputControllerEventHandler() {} |
| |
| MOCK_METHOD1(OnCreated, void(AudioInputController* controller)); |
| MOCK_METHOD1(OnRecording, void(AudioInputController* controller)); |
| MOCK_METHOD2(OnError, void(AudioInputController* controller, int error_code)); |
| MOCK_METHOD3(OnData, void(AudioInputController* controller, |
| const uint8* data, uint32 size)); |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(MockAudioInputControllerEventHandler); |
| }; |
| |
| // Test AudioInputController for create and close without recording audio. |
| TEST(AudioInputControllerTest, CreateAndClose) { |
| MockAudioInputControllerEventHandler event_handler; |
| base::WaitableEvent event(false, false); |
| // If OnCreated is called then signal the event. |
| EXPECT_CALL(event_handler, OnCreated(NotNull())) |
| .WillOnce(InvokeWithoutArgs(&event, &base::WaitableEvent::Signal)); |
| |
| AudioParameters params(AudioParameters::AUDIO_MOCK, kChannelLayout, |
| kSampleRate, kBitsPerSample, kSamplesPerPacket); |
| scoped_refptr<AudioInputController> controller = |
| AudioInputController::Create(&event_handler, params); |
| ASSERT_TRUE(controller.get()); |
| |
| // Wait for OnCreated() to be called. |
| event.Wait(); |
| |
| controller->Close(); |
| } |
| |
| // Test a normal call sequence of create, record and close. |
| TEST(AudioInputControllerTest, RecordAndClose) { |
| MockAudioInputControllerEventHandler event_handler; |
| base::WaitableEvent event(false, false); |
| int count = 0; |
| |
| // If OnCreated is called then signal the event. |
| EXPECT_CALL(event_handler, OnCreated(NotNull())) |
| .WillOnce(InvokeWithoutArgs(&event, &base::WaitableEvent::Signal)); |
| |
| // OnRecording() will be called only once. |
| EXPECT_CALL(event_handler, OnRecording(NotNull())) |
| .Times(Exactly(1)); |
| |
| // If OnData is called enough then signal the event. |
| EXPECT_CALL(event_handler, OnData(NotNull(), NotNull(), _)) |
| .Times(AtLeast(10)) |
| .WillRepeatedly(CheckCountAndSignalEvent(&count, 10, &event)); |
| |
| AudioParameters params(AudioParameters::AUDIO_MOCK, kChannelLayout, |
| kSampleRate, kBitsPerSample, kSamplesPerPacket); |
| scoped_refptr<AudioInputController> controller = |
| AudioInputController::Create(&event_handler, params); |
| ASSERT_TRUE(controller.get()); |
| |
| // Wait for OnCreated() to be called. |
| event.Wait(); |
| event.Reset(); |
| |
| // Record and then wait for the event to be signaled. |
| controller->Record(); |
| event.Wait(); |
| |
| controller->Close(); |
| } |
| |
| // Test that the AudioInputController reports an error when the input stream |
| // stops without an OnClose callback. |
| TEST(AudioInputControllerTest, RecordAndError) { |
| MockAudioInputControllerEventHandler event_handler; |
| base::WaitableEvent event(false, false); |
| int count = 0; |
| |
| // If OnCreated is called then signal the event. |
| EXPECT_CALL(event_handler, OnCreated(NotNull())) |
| .WillOnce(InvokeWithoutArgs(&event, &base::WaitableEvent::Signal)); |
| |
| // OnRecording() will be called only once. |
| EXPECT_CALL(event_handler, OnRecording(NotNull())) |
| .Times(Exactly(1)); |
| |
| // If OnData is called enough then signal the event. |
| EXPECT_CALL(event_handler, OnData(NotNull(), NotNull(), _)) |
| .Times(AtLeast(10)) |
| .WillRepeatedly(CheckCountAndSignalEvent(&count, 10, &event)); |
| |
| // OnError will be called after the data stream stops. |
| EXPECT_CALL(event_handler, OnError(NotNull(), 0)) |
| .WillOnce(InvokeWithoutArgs(&event, &base::WaitableEvent::Signal)); |
| |
| AudioParameters params(AudioParameters::AUDIO_MOCK, kChannelLayout, |
| kSampleRate, kBitsPerSample, kSamplesPerPacket); |
| scoped_refptr<AudioInputController> controller = |
| AudioInputController::Create(&event_handler, params); |
| ASSERT_TRUE(controller.get()); |
| |
| // Wait for OnCreated() to be called. |
| event.Wait(); |
| event.Reset(); |
| |
| // Record and then wait for the event to be signaled. |
| controller->Record(); |
| event.Wait(); |
| event.Reset(); |
| |
| // Wait for the stream to be stopped. |
| AudioInputStream* stream = controller->stream_for_testing(); |
| stream->Stop(); |
| event.Wait(); |
| |
| controller->Close(); |
| } |
| |
| // Test that AudioInputController rejects insanely large packet sizes. |
| TEST(AudioInputControllerTest, SamplesPerPacketTooLarge) { |
| // Create an audio device with a very large packet size. |
| MockAudioInputControllerEventHandler event_handler; |
| |
| AudioParameters params(AudioParameters::AUDIO_MOCK, kChannelLayout, |
| kSampleRate, kBitsPerSample, kSamplesPerPacket * 1000); |
| scoped_refptr<AudioInputController> controller = AudioInputController::Create( |
| &event_handler, params); |
| ASSERT_FALSE(controller); |
| } |
| |
| // Test calling AudioInputController::Close multiple times. |
| TEST(AudioInputControllerTest, CloseTwice) { |
| MockAudioInputControllerEventHandler event_handler; |
| EXPECT_CALL(event_handler, OnCreated(NotNull())); |
| AudioParameters params(AudioParameters::AUDIO_MOCK, kChannelLayout, |
| kSampleRate, kBitsPerSample, kSamplesPerPacket); |
| scoped_refptr<AudioInputController> controller = |
| AudioInputController::Create(&event_handler, params); |
| ASSERT_TRUE(controller.get()); |
| |
| controller->Close(); |
| controller->Close(); |
| } |
| |
| } // namespace media |