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// 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 "base/bind.h"
#include "base/memory/scoped_ptr.h"
#include "base/message_loop/message_loop.h"
#include "base/run_loop.h"
#include "base/test/simple_test_tick_clock.h"
#include "base/threading/platform_thread.h"
#include "media/cast/audio_sender/audio_sender.h"
#include "media/cast/cast_config.h"
#include "media/cast/cast_thread.h"
#include "media/cast/pacing/mock_paced_packet_sender.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace media {
namespace cast {
static const int64 kStartMillisecond = 123456789;
using base::RunLoop;
using testing::_;
static void RelaseFrame(const PcmAudioFrame* frame) {
delete frame;
};
class AudioSenderTest : public ::testing::Test {
protected:
AudioSenderTest() {
testing_clock_.Advance(
base::TimeDelta::FromMilliseconds(kStartMillisecond));
}
virtual void SetUp() {
cast_thread_ = new CastThread(MessageLoopProxy::current(),
MessageLoopProxy::current(),
MessageLoopProxy::current(),
MessageLoopProxy::current(),
MessageLoopProxy::current());
AudioSenderConfig audio_config;
audio_config.codec = kOpus;
audio_config.use_external_encoder = false;
audio_config.frequency = 48000;
audio_config.channels = 2;
audio_config.bitrate = 64000;
audio_config.rtp_payload_type = 127;
audio_sender_.reset(
new AudioSender(cast_thread_, audio_config, &mock_transport_));
audio_sender_->set_clock(&testing_clock_);
}
~AudioSenderTest() {}
base::MessageLoop loop_;
MockPacedPacketSender mock_transport_;
base::SimpleTestTickClock testing_clock_;
scoped_ptr<AudioSender> audio_sender_;
scoped_refptr<CastThread> cast_thread_;
};
TEST_F(AudioSenderTest, Encode20ms) {
EXPECT_CALL(mock_transport_, SendPacket(_, _)).Times(1);
RunLoop run_loop;
PcmAudioFrame* audio_frame = new PcmAudioFrame();
audio_frame->channels = 2;
audio_frame->frequency = 48000;
audio_frame->samples.insert(audio_frame->samples.begin(), 480 * 2 * 2, 123);
base::TimeTicks recorded_time;
audio_sender_->InsertRawAudioFrame(audio_frame, recorded_time,
base::Bind(&RelaseFrame, audio_frame));
run_loop.RunUntilIdle();
}
TEST_F(AudioSenderTest, RtcpTimer) {
EXPECT_CALL(mock_transport_, SendRtcpPacket(_)).Times(1);
RunLoop run_loop;
// Make sure that we send at least one RTCP packet.
base::TimeDelta max_rtcp_timeout =
base::TimeDelta::FromMilliseconds(1 + kDefaultRtcpIntervalMs * 3 / 2);
testing_clock_.Advance(max_rtcp_timeout);
// TODO(pwestin): haven't found a way to make the post delayed task to go
// faster than a real-time.
base::PlatformThread::Sleep(max_rtcp_timeout);
run_loop.RunUntilIdle();
}
} // namespace cast
} // namespace media
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