blob: b71edb6a16eb977c3d07051e1c62c89fdd718368 [file] [log] [blame]
// 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/macros.h"
#include "base/run_loop.h"
#include "base/single_thread_task_runner.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, arraysize(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::Bind(base::IgnoreResult(&AudioStreamHandler::Play),
base::Unretained(audio_stream_handler())),
base::TimeDelta::FromSeconds(1));
base::ThreadTaskRunnerHandle::Get()->PostDelayedTask(
FROM_HERE, base::Bind(&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