gecko-dev/dom/media/gtest/TestAudioCallbackDriver.cpp
2019-05-14 15:27:06 +00:00

68 lines
2.5 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-*/
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#define ENABLE_SET_CUBEB_BACKEND 1
#include "GraphDriver.h"
#include "MediaStreamGraphImpl.h"
#include "gmock/gmock.h"
#include "gtest/gtest-printers.h"
#include "gtest/gtest.h"
#include "mozilla/Attributes.h"
#include "mozilla/UniquePtr.h"
#include "nsTArray.h"
#include "MockCubeb.h"
using ::testing::Return;
using namespace mozilla;
RefPtr<MediaStreamGraphImpl> MakeMSGImpl() {
return MakeRefPtr<MediaStreamGraphImpl>(MediaStreamGraph::AUDIO_THREAD_DRIVER,
MediaStreamGraph::DIRECT_DRIVER,
44100, 2, nullptr);
}
TEST(TestAudioCallbackDriver, Revive)
{
MockCubeb* mock = new MockCubeb();
mozilla::CubebUtils::ForceSetCubebContext(mock->AsCubebContext());
RefPtr<MediaStreamGraphImpl> graph = MakeMSGImpl();
EXPECT_TRUE(!!graph->mDriver) << "AudioCallbackDriver created.";
AudioCallbackDriver* driver = graph->mDriver->AsAudioCallbackDriver();
EXPECT_FALSE(driver->ThreadRunning()) << "Verify thread is not running";
EXPECT_FALSE(driver->IsStarted()) << "Verify thread is not started";
driver->Start();
// Allow some time to "play" audio.
std::this_thread::sleep_for(std::chrono::milliseconds(200));
EXPECT_TRUE(driver->ThreadRunning()) << "Verify thread is running";
EXPECT_TRUE(driver->IsStarted()) << "Verify thread is started";
driver->Shutdown();
EXPECT_FALSE(driver->ThreadRunning()) << "Verify thread is not running";
EXPECT_FALSE(driver->IsStarted()) << "Verify thread is not started";
driver->Revive();
std::this_thread::sleep_for(std::chrono::milliseconds(200));
EXPECT_TRUE(driver->ThreadRunning()) << "Verify thread is running";
EXPECT_TRUE(driver->IsStarted()) << "Verify thread is started";
// This will block untill all events has been executed.
driver->AsAudioCallbackDriver()->Shutdown();
EXPECT_FALSE(driver->ThreadRunning()) << "Verify thread is not running";
EXPECT_FALSE(driver->IsStarted()) << "Verify thread is not started";
// This is required because the MSG and the driver hold references between
// each other. The driver has a reference to SharedThreadPool which would
// block for ever if it was not cleared. The same logic exists in
// MediaStreamGraphShutDownRunnable
graph->mDriver = nullptr;
}
#undef ENABLE_SET_CUBEB_BACKEND