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/*
* Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "testing/gtest/include/gtest/gtest.h"
#include "webrtc/common_types.h"
#include "webrtc/modules/remote_bitrate_estimator/include/bwe_defines.h"
#include "webrtc/modules/remote_bitrate_estimator/include/mock/mock_remote_bitrate_observer.h"
#include "webrtc/modules/remote_bitrate_estimator/remote_bitrate_estimator_single_stream.h"
#include "webrtc/modules/rtp_rtcp/source/rtcp_receiver.h"
#include "webrtc/modules/rtp_rtcp/source/rtcp_sender.h"
#include "webrtc/modules/rtp_rtcp/source/rtp_rtcp_impl.h"
#include "webrtc/modules/rtp_rtcp/source/rtp_utility.h"
#include "webrtc/test/null_transport.h"
#include "webrtc/typedefs.h"
namespace {
using namespace webrtc;
class TestTransport : public Transport {
public:
TestTransport(RTCPReceiver* rtcp_receiver) :
rtcp_receiver_(rtcp_receiver) {
}
bool SendRtp(const uint8_t* /*data*/,
size_t /*len*/,
const PacketOptions& options) override {
return false;
}
bool SendRtcp(const uint8_t* packet, size_t packetLength) override {
RTCPUtility::RTCPParserV2 rtcpParser((uint8_t*)packet,
packetLength,
true); // Allow non-compound RTCP
EXPECT_TRUE(rtcpParser.IsValid());
RTCPHelp::RTCPPacketInformation rtcpPacketInformation;
EXPECT_EQ(0, rtcp_receiver_->IncomingRTCPPacket(rtcpPacketInformation,
&rtcpParser));
EXPECT_EQ((uint32_t)kRtcpRemb,
rtcpPacketInformation.rtcpPacketTypeFlags & kRtcpRemb);
EXPECT_EQ((uint32_t)1234,
rtcpPacketInformation.receiverEstimatedMaxBitrate);
return true;
}
private:
RTCPReceiver* rtcp_receiver_;
};
class RtcpFormatRembTest : public ::testing::Test {
protected:
RtcpFormatRembTest()
: over_use_detector_options_(),
system_clock_(Clock::GetRealTimeClock()),
dummy_rtp_rtcp_impl_(nullptr),
receive_statistics_(ReceiveStatistics::Create(system_clock_)),
rtcp_sender_(nullptr),
rtcp_receiver_(nullptr),
test_transport_(nullptr),
remote_bitrate_observer_(),
remote_bitrate_estimator_(
new RemoteBitrateEstimatorSingleStream(&remote_bitrate_observer_,
system_clock_)) {}
void SetUp() override;
void TearDown() override;
OverUseDetectorOptions over_use_detector_options_;
Clock* system_clock_;
ModuleRtpRtcpImpl* dummy_rtp_rtcp_impl_;
rtc::scoped_ptr<ReceiveStatistics> receive_statistics_;
RTCPSender* rtcp_sender_;
RTCPReceiver* rtcp_receiver_;
TestTransport* test_transport_;
test::NullTransport null_transport_;
MockRemoteBitrateObserver remote_bitrate_observer_;
rtc::scoped_ptr<RemoteBitrateEstimator> remote_bitrate_estimator_;
};
void RtcpFormatRembTest::SetUp() {
RtpRtcp::Configuration configuration;
configuration.audio = false;
configuration.clock = system_clock_;
configuration.remote_bitrate_estimator = remote_bitrate_estimator_.get();
configuration.outgoing_transport = &null_transport_;
dummy_rtp_rtcp_impl_ = new ModuleRtpRtcpImpl(configuration);
rtcp_receiver_ = new RTCPReceiver(system_clock_, false, nullptr, nullptr,
nullptr, nullptr, dummy_rtp_rtcp_impl_);
test_transport_ = new TestTransport(rtcp_receiver_);
rtcp_sender_ = new RTCPSender(false, system_clock_, receive_statistics_.get(),
nullptr, test_transport_);
}
void RtcpFormatRembTest::TearDown() {
delete rtcp_sender_;
delete rtcp_receiver_;
delete dummy_rtp_rtcp_impl_;
delete test_transport_;
}
TEST_F(RtcpFormatRembTest, TestRembStatus) {
EXPECT_FALSE(rtcp_sender_->REMB());
rtcp_sender_->SetREMBStatus(true);
EXPECT_TRUE(rtcp_sender_->REMB());
rtcp_sender_->SetREMBStatus(false);
EXPECT_FALSE(rtcp_sender_->REMB());
}
TEST_F(RtcpFormatRembTest, TestNonCompund) {
uint32_t SSRC = 456789;
rtcp_sender_->SetRTCPStatus(RtcpMode::kReducedSize);
rtcp_sender_->SetREMBData(1234, std::vector<uint32_t>(1, SSRC));
RTCPSender::FeedbackState feedback_state =
dummy_rtp_rtcp_impl_->GetFeedbackState();
EXPECT_EQ(0, rtcp_sender_->SendRTCP(feedback_state, kRtcpRemb));
}
TEST_F(RtcpFormatRembTest, TestCompund) {
uint32_t SSRCs[2] = {456789, 98765};
rtcp_sender_->SetRTCPStatus(RtcpMode::kCompound);
rtcp_sender_->SetREMBData(1234, std::vector<uint32_t>(SSRCs, SSRCs + 2));
RTCPSender::FeedbackState feedback_state =
dummy_rtp_rtcp_impl_->GetFeedbackState();
EXPECT_EQ(0, rtcp_sender_->SendRTCP(feedback_state, kRtcpRemb));
}
} // namespace
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