| Index: webrtc/modules/rtp_rtcp/source/rtcp_receiver_unittest.cc
 | 
| diff --git a/webrtc/modules/rtp_rtcp/source/rtcp_receiver_unittest.cc b/webrtc/modules/rtp_rtcp/source/rtcp_receiver_unittest.cc
 | 
| index ec7c30e508e80eb95a6223e005a72b528d499a30..6d86c9075f1e5a36c3f1f34a30a48635cb04077d 100644
 | 
| --- a/webrtc/modules/rtp_rtcp/source/rtcp_receiver_unittest.cc
 | 
| +++ b/webrtc/modules/rtp_rtcp/source/rtcp_receiver_unittest.cc
 | 
| @@ -8,15 +8,14 @@
 | 
|   *  be found in the AUTHORS file in the root of the source tree.
 | 
|   */
 | 
|  
 | 
| +#include "webrtc/modules/rtp_rtcp/source/rtcp_receiver.h"
 | 
| +
 | 
|  #include <memory>
 | 
|  
 | 
|  #include "testing/gmock/include/gmock/gmock.h"
 | 
|  #include "testing/gtest/include/gtest/gtest.h"
 | 
| -
 | 
| -#include "webrtc/base/rate_limiter.h"
 | 
|  #include "webrtc/common_types.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/mocks/mock_rtcp_observers.h"
 | 
|  #include "webrtc/modules/rtp_rtcp/source/byte_io.h"
 | 
|  #include "webrtc/modules/rtp_rtcp/source/rtcp_packet.h"
 | 
|  #include "webrtc/modules/rtp_rtcp/source/rtcp_packet/app.h"
 | 
| @@ -25,7 +24,9 @@
 | 
|  #include "webrtc/modules/rtp_rtcp/source/rtcp_packet/extended_jitter_report.h"
 | 
|  #include "webrtc/modules/rtp_rtcp/source/rtcp_packet/extended_reports.h"
 | 
|  #include "webrtc/modules/rtp_rtcp/source/rtcp_packet/fir.h"
 | 
| +#include "webrtc/modules/rtp_rtcp/source/rtcp_packet/nack.h"
 | 
|  #include "webrtc/modules/rtp_rtcp/source/rtcp_packet/pli.h"
 | 
| +#include "webrtc/modules/rtp_rtcp/source/rtcp_packet/rapid_resync_request.h"
 | 
|  #include "webrtc/modules/rtp_rtcp/source/rtcp_packet/receiver_report.h"
 | 
|  #include "webrtc/modules/rtp_rtcp/source/rtcp_packet/remb.h"
 | 
|  #include "webrtc/modules/rtp_rtcp/source/rtcp_packet/rpsi.h"
 | 
| @@ -34,203 +35,178 @@
 | 
|  #include "webrtc/modules/rtp_rtcp/source/rtcp_packet/sli.h"
 | 
|  #include "webrtc/modules/rtp_rtcp/source/rtcp_packet/tmmbr.h"
 | 
|  #include "webrtc/modules/rtp_rtcp/source/rtcp_packet/transport_feedback.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/time_util.h"
 | 
|  #include "webrtc/system_wrappers/include/ntp_time.h"
 | 
|  
 | 
|  namespace webrtc {
 | 
|  
 | 
| -namespace {  // Anonymous namespace; hide utility functions and classes.
 | 
| -
 | 
| -// This test transport verifies that no functions get called.
 | 
| -class TestTransport : public Transport,
 | 
| -                      public NullRtpData {
 | 
| +using ::testing::_;
 | 
| +using ::testing::AllOf;
 | 
| +using ::testing::ElementsAreArray;
 | 
| +using ::testing::Field;
 | 
| +using ::testing::IsEmpty;
 | 
| +using ::testing::NiceMock;
 | 
| +using ::testing::Property;
 | 
| +using ::testing::SizeIs;
 | 
| +using ::testing::StrEq;
 | 
| +using ::testing::StrictMock;
 | 
| +using ::testing::UnorderedElementsAre;
 | 
| +
 | 
| +class MockRtcpReceiverCallbacks : public RTCPReceiver::ModuleRtpRtcp {
 | 
|   public:
 | 
| -  explicit TestTransport() : rtcp_receiver_(nullptr) {}
 | 
| -  void SetRTCPReceiver(RTCPReceiver* rtcp_receiver) {
 | 
| -    rtcp_receiver_ = rtcp_receiver;
 | 
| -  }
 | 
| -  bool SendRtp(const uint8_t* /*data*/,
 | 
| -               size_t /*len*/,
 | 
| -               const PacketOptions& options) override {
 | 
| -    ADD_FAILURE();  // FAIL() gives a compile error.
 | 
| -    return false;
 | 
| -  }
 | 
| -
 | 
| -  bool SendRtcp(const uint8_t* packet, size_t packet_len) override {
 | 
| -    ADD_FAILURE();
 | 
| -    return true;
 | 
| -  }
 | 
| -
 | 
| -  int OnReceivedPayloadData(const uint8_t* payloadData,
 | 
| -                            const size_t payloadSize,
 | 
| -                            const WebRtcRTPHeader* rtpHeader) override {
 | 
| -    ADD_FAILURE();
 | 
| -    return 0;
 | 
| -  }
 | 
| -  RTCPReceiver* rtcp_receiver_;
 | 
| +  MOCK_METHOD1(SetTmmbn, void(std::vector<rtcp::TmmbItem>));
 | 
| +  MOCK_METHOD0(OnRequestSendReport, void());
 | 
| +  MOCK_METHOD1(OnReceivedNack, void(const std::vector<uint16_t>&));
 | 
| +  MOCK_METHOD1(OnReceivedRtcpReportBlocks, void(const ReportBlockList&));
 | 
|  };
 | 
|  
 | 
|  class RtcpReceiverTest : public ::testing::Test {
 | 
|   protected:
 | 
|    RtcpReceiverTest()
 | 
| -      : over_use_detector_options_(),
 | 
| -        system_clock_(1335900000),
 | 
| -        remote_bitrate_observer_(),
 | 
| -        remote_bitrate_estimator_(
 | 
| -            new RemoteBitrateEstimatorSingleStream(&remote_bitrate_observer_,
 | 
| -                                                   &system_clock_)),
 | 
| -        retransmission_rate_limiter_(&system_clock_, 1000) {
 | 
| -    test_transport_.reset(new TestTransport());
 | 
| -
 | 
| -    RtpRtcp::Configuration configuration;
 | 
| -    configuration.audio = false;
 | 
| -    configuration.clock = &system_clock_;
 | 
| -    configuration.outgoing_transport = test_transport_.get();
 | 
| -    configuration.remote_bitrate_estimator = remote_bitrate_estimator_.get();
 | 
| -    configuration.retransmission_rate_limiter = &retransmission_rate_limiter_;
 | 
| -    rtp_rtcp_impl_.reset(new ModuleRtpRtcpImpl(configuration));
 | 
| -    rtcp_receiver_.reset(new RTCPReceiver(&system_clock_, false, nullptr,
 | 
| -                                          nullptr, nullptr, nullptr,
 | 
| -                                          rtp_rtcp_impl_.get()));
 | 
| -    test_transport_->SetRTCPReceiver(rtcp_receiver_.get());
 | 
| +      : system_clock_(1335900000),
 | 
| +        rtcp_receiver_(&system_clock_,
 | 
| +                       false,
 | 
| +                       &packet_type_counter_observer_,
 | 
| +                       &bandwidth_observer_,
 | 
| +                       &intra_frame_observer_,
 | 
| +                       &transport_feedback_observer_,
 | 
| +                       &rtp_rtcp_impl_) {
 | 
| +    rtcp_receiver_.SetRtcpXrRrtrStatus(true);
 | 
| +  }
 | 
| +
 | 
| +  void InjectPacket(const rtcp::RtcpPacket& packet) {
 | 
| +    rtc::Buffer raw = packet.Build();
 | 
| +    EXPECT_TRUE(rtcp_receiver_.IncomingPacket(raw.data(), raw.size()));
 | 
|    }
 | 
|  
 | 
| -  ~RtcpReceiverTest() {}
 | 
| -
 | 
| -  // Injects an RTCP packet into the receiver.
 | 
| -  // Returns 0 for OK, non-0 for failure.
 | 
| -  int InjectRtcpPacket(const uint8_t* packet,
 | 
| -                       uint16_t packet_len) {
 | 
| -    RTCPUtility::RTCPParserV2 rtcpParser(packet,
 | 
| -                                         packet_len,
 | 
| -                                         true);  // Allow non-compound RTCP
 | 
| -
 | 
| -    RTCPHelp::RTCPPacketInformation rtcpPacketInformation;
 | 
| -    EXPECT_EQ(0, rtcp_receiver_->IncomingRTCPPacket(rtcpPacketInformation,
 | 
| -                                                    &rtcpParser));
 | 
| -    rtcp_receiver_->TriggerCallbacksFromRTCPPacket(rtcpPacketInformation);
 | 
| -    // The NACK list is on purpose not copied below as it isn't needed by the
 | 
| -    // test.
 | 
| -    rtcp_packet_info_.rtcpPacketTypeFlags =
 | 
| -        rtcpPacketInformation.rtcpPacketTypeFlags;
 | 
| -    rtcp_packet_info_.remoteSSRC = rtcpPacketInformation.remoteSSRC;
 | 
| -    rtcp_packet_info_.applicationSubType =
 | 
| -        rtcpPacketInformation.applicationSubType;
 | 
| -    rtcp_packet_info_.applicationName = rtcpPacketInformation.applicationName;
 | 
| -    rtcp_packet_info_.applicationLength =
 | 
| -        rtcpPacketInformation.applicationLength;
 | 
| -    rtcp_packet_info_.report_blocks = rtcpPacketInformation.report_blocks;
 | 
| -    rtcp_packet_info_.rtt = rtcpPacketInformation.rtt;
 | 
| -    rtcp_packet_info_.interArrivalJitter =
 | 
| -        rtcpPacketInformation.interArrivalJitter;
 | 
| -    rtcp_packet_info_.sliPictureId = rtcpPacketInformation.sliPictureId;
 | 
| -    rtcp_packet_info_.rpsiPictureId = rtcpPacketInformation.rpsiPictureId;
 | 
| -    rtcp_packet_info_.receiverEstimatedMaxBitrate =
 | 
| -        rtcpPacketInformation.receiverEstimatedMaxBitrate;
 | 
| -    rtcp_packet_info_.ntp_secs = rtcpPacketInformation.ntp_secs;
 | 
| -    rtcp_packet_info_.ntp_frac = rtcpPacketInformation.ntp_frac;
 | 
| -    rtcp_packet_info_.rtp_timestamp = rtcpPacketInformation.rtp_timestamp;
 | 
| -    rtcp_packet_info_.xr_dlrr_item = rtcpPacketInformation.xr_dlrr_item;
 | 
| -    if (rtcpPacketInformation.VoIPMetric)
 | 
| -      rtcp_packet_info_.AddVoIPMetric(rtcpPacketInformation.VoIPMetric.get());
 | 
| -    rtcp_packet_info_.transport_feedback_.reset(
 | 
| -        rtcpPacketInformation.transport_feedback_.release());
 | 
| -    return 0;
 | 
| +  void SetSsrc(uint32_t ssrc) {
 | 
| +    std::set<uint32_t> ssrcs;
 | 
| +    ssrcs.insert(ssrc);
 | 
| +    EXPECT_CALL(intra_frame_observer_, OnLocalSsrcChanged(0, ssrc));
 | 
| +    rtcp_receiver_.SetSsrcs(ssrc, ssrcs);
 | 
| +  }
 | 
| +
 | 
| +  template <typename Container>
 | 
| +  void SetSsrcs(const Container& c) {
 | 
| +    std::set<uint32_t> ssrcs(std::begin(c), std::end(c));
 | 
| +    ASSERT_FALSE(ssrcs.empty());
 | 
| +    uint32_t main_ssrc = *std::begin(c);
 | 
| +    EXPECT_CALL(intra_frame_observer_, OnLocalSsrcChanged(0, main_ssrc));
 | 
| +    rtcp_receiver_.SetSsrcs(main_ssrc, ssrcs);
 | 
|    }
 | 
|  
 | 
| -  OverUseDetectorOptions over_use_detector_options_;
 | 
|    SimulatedClock system_clock_;
 | 
| -  std::unique_ptr<TestTransport> test_transport_;
 | 
| -  std::unique_ptr<ModuleRtpRtcpImpl> rtp_rtcp_impl_;
 | 
| -  std::unique_ptr<RTCPReceiver> rtcp_receiver_;
 | 
| -  RTCPHelp::RTCPPacketInformation rtcp_packet_info_;
 | 
| -  MockRemoteBitrateObserver remote_bitrate_observer_;
 | 
| -  std::unique_ptr<RemoteBitrateEstimator> remote_bitrate_estimator_;
 | 
| -  RateLimiter retransmission_rate_limiter_;
 | 
| +  StrictMock<MockRtcpReceiverCallbacks> rtp_rtcp_impl_;
 | 
| +
 | 
| +  // Callbacks to packet_type_counter_observer are frequent but most of the time
 | 
| +  // are not interesting.
 | 
| +  NiceMock<MockRtcpPacketTypeCounterObserver> packet_type_counter_observer_;
 | 
| +  StrictMock<MockRtcpBandwidthObserver> bandwidth_observer_;
 | 
| +  StrictMock<MockRtcpIntraFrameObserver> intra_frame_observer_;
 | 
| +  StrictMock<MockTransportFeedbackObserver> transport_feedback_observer_;
 | 
| +  RTCPReceiver rtcp_receiver_;
 | 
|  };
 | 
|  
 | 
| -
 | 
|  TEST_F(RtcpReceiverTest, BrokenPacketIsIgnored) {
 | 
|    const uint8_t bad_packet[] = {0, 0, 0, 0};
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(bad_packet, sizeof(bad_packet)));
 | 
| -  EXPECT_EQ(0U, rtcp_packet_info_.rtcpPacketTypeFlags);
 | 
| +  int64_t now = system_clock_.TimeInMilliseconds();
 | 
| +  EXPECT_CALL(packet_type_counter_observer_,
 | 
| +              RtcpPacketTypesCounterUpdated(_, _))
 | 
| +      .Times(0);
 | 
| +  EXPECT_FALSE(rtcp_receiver_.IncomingPacket(bad_packet, sizeof(bad_packet)));
 | 
| +  EXPECT_NE(now, rtcp_receiver_.LastReceived());
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, InvalidFeedbackPacketIsIgnored) {
 | 
|    // Too short feedback packet.
 | 
| -  const uint8_t bad_packet[] = {0x80, RTCPUtility::PT_RTPFB, 0, 0};
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(bad_packet, sizeof(bad_packet)));
 | 
| -  EXPECT_EQ(0U, rtcp_packet_info_.rtcpPacketTypeFlags);
 | 
| +  const uint8_t bad_packet[] = {0x80, rtcp::Rtpfb::kPacketType, 0, 0};
 | 
| +  EXPECT_CALL(transport_feedback_observer_, OnTransportFeedback(_)).Times(0);
 | 
| +  rtcp_receiver_.IncomingPacket(bad_packet, sizeof(bad_packet));
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, RpsiWithFractionalPaddingIsIgnored) {
 | 
|    // Padding size represent fractional number of bytes.
 | 
|    const uint8_t kPaddingSizeBits = 0x0b;
 | 
| -  const uint8_t bad_packet[] = {0x83, RTCPUtility::PT_PSFB, 0, 3,
 | 
| +  // clang-format off
 | 
| +  const uint8_t bad_packet[] = {0x83, rtcp::Rpsi::kPacketType, 0, 3,
 | 
|                                  0x12, 0x34, 0x56, 0x78,
 | 
|                                  0x98, 0x76, 0x54, 0x32,
 | 
|                                  kPaddingSizeBits, 0x00, 0x00, 0x00};
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(bad_packet, sizeof(bad_packet)));
 | 
| -  EXPECT_EQ(0U, rtcp_packet_info_.rtcpPacketTypeFlags);
 | 
| +  // clang-format on
 | 
| +  EXPECT_CALL(intra_frame_observer_, OnReceivedRPSI(_, _)).Times(0);
 | 
| +  rtcp_receiver_.IncomingPacket(bad_packet, sizeof(bad_packet));
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, RpsiWithTooLargePaddingIsIgnored) {
 | 
|    // Padding size exceeds packet size.
 | 
|    const uint8_t kPaddingSizeBits = 0xa8;
 | 
| -  const uint8_t bad_packet[] = {0x83, RTCPUtility::PT_PSFB, 0, 3,
 | 
| +  // clang-format off
 | 
| +  const uint8_t bad_packet[] = {0x83, rtcp::Rpsi::kPacketType, 0, 3,
 | 
|                                  0x12, 0x34, 0x56, 0x78,
 | 
|                                  0x98, 0x76, 0x54, 0x32,
 | 
|                                  kPaddingSizeBits, 0x00, 0x00, 0x00};
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(bad_packet, sizeof(bad_packet)));
 | 
| -  EXPECT_EQ(0U, rtcp_packet_info_.rtcpPacketTypeFlags);
 | 
| +  // clang-format on
 | 
| +  EXPECT_CALL(intra_frame_observer_, OnReceivedRPSI(_, _)).Times(0);
 | 
| +  rtcp_receiver_.IncomingPacket(bad_packet, sizeof(bad_packet));
 | 
|  }
 | 
|  
 | 
|  // With parsing using rtcp classes this test will make no sense.
 | 
|  // With current stateful parser this test was failing.
 | 
|  TEST_F(RtcpReceiverTest, TwoHalfValidRpsiAreIgnored) {
 | 
| -  const uint8_t bad_packet[] = {0x83, RTCPUtility::PT_PSFB, 0, 2,
 | 
| +  // clang-format off
 | 
| +  const uint8_t bad_packet[] = {0x83, rtcp::Rpsi::kPacketType, 0, 2,
 | 
|                                  0x12, 0x34, 0x56, 0x78,
 | 
|                                  0x98, 0x76, 0x54, 0x32,
 | 
| -                                0x83, RTCPUtility::PT_PSFB, 0, 2,
 | 
| +                                0x83, rtcp::Rpsi::kPacketType, 0, 2,
 | 
|                                  0x12, 0x34, 0x56, 0x78,
 | 
|                                  0x98, 0x76, 0x54, 0x32};
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(bad_packet, sizeof(bad_packet)));
 | 
| -  EXPECT_EQ(0U, rtcp_packet_info_.rtcpPacketTypeFlags);
 | 
| +  // clang-format on
 | 
| +  EXPECT_CALL(intra_frame_observer_, OnReceivedRPSI(_, _)).Times(0);
 | 
| +  rtcp_receiver_.IncomingPacket(bad_packet, sizeof(bad_packet));
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, InjectRpsiPacket) {
 | 
|    const uint64_t kPictureId = 0x123456789;
 | 
|    rtcp::Rpsi rpsi;
 | 
|    rpsi.WithPictureId(kPictureId);
 | 
| -  rtc::Buffer packet = rpsi.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| -  EXPECT_EQ(kRtcpRpsi, rtcp_packet_info_.rtcpPacketTypeFlags);
 | 
| +  EXPECT_CALL(intra_frame_observer_, OnReceivedRPSI(_, kPictureId));
 | 
| +  InjectPacket(rpsi);
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, InjectSrPacket) {
 | 
|    const uint32_t kSenderSsrc = 0x10203;
 | 
| +  int64_t now = system_clock_.TimeInMilliseconds();
 | 
|    rtcp::SenderReport sr;
 | 
|    sr.From(kSenderSsrc);
 | 
| -  rtc::Buffer packet = sr.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| +  EXPECT_CALL(rtp_rtcp_impl_, OnReceivedRtcpReportBlocks(IsEmpty()));
 | 
| +  EXPECT_CALL(bandwidth_observer_,
 | 
| +              OnReceivedRtcpReceiverReport(IsEmpty(), _, now));
 | 
| +  InjectPacket(sr);
 | 
| +  // The packet should be processed.
 | 
| +  EXPECT_EQ(now, rtcp_receiver_.LastReceived());
 | 
|    // The parser will note the remote SSRC on a SR from other than his
 | 
|    // expected peer, but will not flag that he's gotten a packet.
 | 
| -  EXPECT_EQ(kSenderSsrc, rtcp_packet_info_.remoteSSRC);
 | 
| -  EXPECT_EQ(0U, kRtcpSr & rtcp_packet_info_.rtcpPacketTypeFlags);
 | 
| +  RTCPSenderInfo info;
 | 
| +  EXPECT_EQ(-1, rtcp_receiver_.SenderInfoReceived(&info));
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, InjectSrPacketFromExpectedPeer) {
 | 
|    const uint32_t kSenderSsrc = 0x10203;
 | 
| -  rtcp_receiver_->SetRemoteSSRC(kSenderSsrc);
 | 
| +  int64_t now = system_clock_.TimeInMilliseconds();
 | 
| +
 | 
| +  RTCPSenderInfo info;
 | 
| +  rtcp_receiver_.SetRemoteSSRC(kSenderSsrc);
 | 
|    rtcp::SenderReport sr;
 | 
|    sr.From(kSenderSsrc);
 | 
| -  rtc::Buffer packet = sr.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| -  EXPECT_EQ(kSenderSsrc, rtcp_packet_info_.remoteSSRC);
 | 
| -  EXPECT_EQ(kRtcpSr, rtcp_packet_info_.rtcpPacketTypeFlags);
 | 
| +
 | 
| +  EXPECT_EQ(-1, rtcp_receiver_.SenderInfoReceived(&info));
 | 
| +  EXPECT_CALL(rtp_rtcp_impl_, OnReceivedRtcpReportBlocks(IsEmpty()));
 | 
| +  EXPECT_CALL(bandwidth_observer_,
 | 
| +              OnReceivedRtcpReceiverReport(IsEmpty(), _, now));
 | 
| +  InjectPacket(sr);
 | 
| +  EXPECT_EQ(now, rtcp_receiver_.LastReceived());
 | 
| +  EXPECT_EQ(0, rtcp_receiver_.SenderInfoReceived(&info));
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, InjectSrPacketCalculatesRTT) {
 | 
| @@ -241,14 +217,12 @@ TEST_F(RtcpReceiverTest, InjectSrPacketCalculatesRTT) {
 | 
|    const uint32_t kDelayNtp = r.Rand(0, 0x7fffffff);
 | 
|    const int64_t kDelayMs = CompactNtpRttToMs(kDelayNtp);
 | 
|  
 | 
| -  rtcp_receiver_->SetRemoteSSRC(kSenderSsrc);
 | 
| -  std::set<uint32_t> ssrcs;
 | 
| -  ssrcs.insert(kRemoteSsrc);
 | 
| -  rtcp_receiver_->SetSsrcs(kRemoteSsrc, ssrcs);
 | 
| +  rtcp_receiver_.SetRemoteSSRC(kSenderSsrc);
 | 
| +  SetSsrc(kRemoteSsrc);
 | 
|  
 | 
|    int64_t rtt_ms = 0;
 | 
|    EXPECT_EQ(
 | 
| -      -1, rtcp_receiver_->RTT(kSenderSsrc, &rtt_ms, nullptr, nullptr, nullptr));
 | 
| +      -1, rtcp_receiver_.RTT(kSenderSsrc, &rtt_ms, nullptr, nullptr, nullptr));
 | 
|  
 | 
|    uint32_t sent_ntp = CompactNtp(NtpTime(system_clock_));
 | 
|    system_clock_.AdvanceTimeMilliseconds(kRttMs + kDelayMs);
 | 
| @@ -261,11 +235,12 @@ TEST_F(RtcpReceiverTest, InjectSrPacketCalculatesRTT) {
 | 
|    block.WithDelayLastSr(kDelayNtp);
 | 
|    sr.WithReportBlock(block);
 | 
|  
 | 
| -  rtc::Buffer packet = sr.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| +  EXPECT_CALL(rtp_rtcp_impl_, OnReceivedRtcpReportBlocks(_));
 | 
| +  EXPECT_CALL(bandwidth_observer_, OnReceivedRtcpReceiverReport(_, _, _));
 | 
| +  InjectPacket(sr);
 | 
|  
 | 
|    EXPECT_EQ(
 | 
| -      0, rtcp_receiver_->RTT(kSenderSsrc, &rtt_ms, nullptr, nullptr, nullptr));
 | 
| +      0, rtcp_receiver_.RTT(kSenderSsrc, &rtt_ms, nullptr, nullptr, nullptr));
 | 
|    EXPECT_NEAR(kRttMs, rtt_ms, 1);
 | 
|  }
 | 
|  
 | 
| @@ -277,14 +252,12 @@ TEST_F(RtcpReceiverTest, InjectSrPacketCalculatesNegativeRTTAsOne) {
 | 
|    const uint32_t kDelayNtp = r.Rand(0, 0x7fffffff);
 | 
|    const int64_t kDelayMs = CompactNtpRttToMs(kDelayNtp);
 | 
|  
 | 
| -  rtcp_receiver_->SetRemoteSSRC(kSenderSsrc);
 | 
| -  std::set<uint32_t> ssrcs;
 | 
| -  ssrcs.insert(kRemoteSsrc);
 | 
| -  rtcp_receiver_->SetSsrcs(kRemoteSsrc, ssrcs);
 | 
| +  rtcp_receiver_.SetRemoteSSRC(kSenderSsrc);
 | 
| +  SetSsrc(kRemoteSsrc);
 | 
|  
 | 
|    int64_t rtt_ms = 0;
 | 
|    EXPECT_EQ(
 | 
| -      -1, rtcp_receiver_->RTT(kSenderSsrc, &rtt_ms, nullptr, nullptr, nullptr));
 | 
| +      -1, rtcp_receiver_.RTT(kSenderSsrc, &rtt_ms, nullptr, nullptr, nullptr));
 | 
|  
 | 
|    uint32_t sent_ntp = CompactNtp(NtpTime(system_clock_));
 | 
|    system_clock_.AdvanceTimeMilliseconds(kRttMs + kDelayMs);
 | 
| @@ -297,68 +270,75 @@ TEST_F(RtcpReceiverTest, InjectSrPacketCalculatesNegativeRTTAsOne) {
 | 
|    block.WithDelayLastSr(kDelayNtp);
 | 
|    sr.WithReportBlock(block);
 | 
|  
 | 
| -  rtc::Buffer packet = sr.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| +  EXPECT_CALL(rtp_rtcp_impl_, OnReceivedRtcpReportBlocks(SizeIs(1)));
 | 
| +  EXPECT_CALL(bandwidth_observer_,
 | 
| +              OnReceivedRtcpReceiverReport(SizeIs(1), _, _));
 | 
| +  InjectPacket(sr);
 | 
|  
 | 
|    EXPECT_EQ(
 | 
| -      0, rtcp_receiver_->RTT(kSenderSsrc, &rtt_ms, nullptr, nullptr, nullptr));
 | 
| +      0, rtcp_receiver_.RTT(kSenderSsrc, &rtt_ms, nullptr, nullptr, nullptr));
 | 
|    EXPECT_EQ(1, rtt_ms);
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, InjectRrPacket) {
 | 
|    const uint32_t kSenderSsrc = 0x10203;
 | 
| +  int64_t now = system_clock_.TimeInMilliseconds();
 | 
| +
 | 
|    rtcp::ReceiverReport rr;
 | 
|    rr.From(kSenderSsrc);
 | 
| -  rtc::Buffer packet = rr.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| -  EXPECT_EQ(kSenderSsrc, rtcp_packet_info_.remoteSSRC);
 | 
| -  EXPECT_EQ(kRtcpRr, rtcp_packet_info_.rtcpPacketTypeFlags);
 | 
| -  ASSERT_EQ(0u, rtcp_packet_info_.report_blocks.size());
 | 
| +  EXPECT_CALL(rtp_rtcp_impl_, OnReceivedRtcpReportBlocks(IsEmpty()));
 | 
| +  EXPECT_CALL(bandwidth_observer_,
 | 
| +              OnReceivedRtcpReceiverReport(IsEmpty(), _, now));
 | 
| +  InjectPacket(rr);
 | 
| +  EXPECT_EQ(now, rtcp_receiver_.LastReceived());
 | 
| +  RTCPSenderInfo info;
 | 
| +  EXPECT_EQ(-1, rtcp_receiver_.SenderInfoReceived(&info));
 | 
| +  EXPECT_EQ(now, rtcp_receiver_.LastReceivedReceiverReport());
 | 
| +  std::vector<RTCPReportBlock> report_blocks;
 | 
| +  rtcp_receiver_.StatisticsReceived(&report_blocks);
 | 
| +  EXPECT_TRUE(report_blocks.empty());
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, InjectRrPacketWithReportBlockNotToUsIgnored) {
 | 
|    const uint32_t kSenderSsrc = 0x10203;
 | 
|    const uint32_t kSourceSsrc = 0x123456;
 | 
| -  std::set<uint32_t> ssrcs;
 | 
| -  ssrcs.insert(kSourceSsrc);
 | 
| -  rtcp_receiver_->SetSsrcs(kSourceSsrc, ssrcs);
 | 
| -
 | 
| +  int64_t now = system_clock_.TimeInMilliseconds();
 | 
| +  SetSsrc(kSourceSsrc);
 | 
|    rtcp::ReportBlock rb;
 | 
|    rb.To(kSourceSsrc + 1);
 | 
|    rtcp::ReceiverReport rr;
 | 
|    rr.From(kSenderSsrc);
 | 
|    rr.WithReportBlock(rb);
 | 
| -  rtc::Buffer packet = rr.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| -  EXPECT_EQ(kSenderSsrc, rtcp_packet_info_.remoteSSRC);
 | 
| -  EXPECT_EQ(kRtcpRr, rtcp_packet_info_.rtcpPacketTypeFlags);
 | 
| -  ASSERT_EQ(0u, rtcp_packet_info_.report_blocks.size());
 | 
| +  EXPECT_CALL(rtp_rtcp_impl_, OnReceivedRtcpReportBlocks(IsEmpty()));
 | 
| +  EXPECT_CALL(bandwidth_observer_,
 | 
| +              OnReceivedRtcpReceiverReport(IsEmpty(), _, now));
 | 
| +  InjectPacket(rr);
 | 
| +  EXPECT_EQ(now, rtcp_receiver_.LastReceivedReceiverReport());
 | 
|  
 | 
|    std::vector<RTCPReportBlock> received_blocks;
 | 
| -  rtcp_receiver_->StatisticsReceived(&received_blocks);
 | 
| +  rtcp_receiver_.StatisticsReceived(&received_blocks);
 | 
|    EXPECT_TRUE(received_blocks.empty());
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, InjectRrPacketWithOneReportBlock) {
 | 
|    const uint32_t kSenderSsrc = 0x10203;
 | 
|    const uint32_t kSourceSsrc = 0x123456;
 | 
| -  std::set<uint32_t> ssrcs;
 | 
| -  ssrcs.insert(kSourceSsrc);
 | 
| -  rtcp_receiver_->SetSsrcs(kSourceSsrc, ssrcs);
 | 
| +  int64_t now = system_clock_.TimeInMilliseconds();
 | 
| +  SetSsrc(kSourceSsrc);
 | 
|  
 | 
|    rtcp::ReportBlock rb;
 | 
|    rb.To(kSourceSsrc);
 | 
|    rtcp::ReceiverReport rr;
 | 
|    rr.From(kSenderSsrc);
 | 
|    rr.WithReportBlock(rb);
 | 
| -  rtc::Buffer packet = rr.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| -  EXPECT_EQ(kSenderSsrc, rtcp_packet_info_.remoteSSRC);
 | 
| -  EXPECT_EQ(kRtcpRr, rtcp_packet_info_.rtcpPacketTypeFlags);
 | 
| -  ASSERT_EQ(1u, rtcp_packet_info_.report_blocks.size());
 | 
| +  EXPECT_CALL(rtp_rtcp_impl_, OnReceivedRtcpReportBlocks(SizeIs(1)));
 | 
| +  EXPECT_CALL(bandwidth_observer_,
 | 
| +              OnReceivedRtcpReceiverReport(SizeIs(1), _, now));
 | 
| +  InjectPacket(rr);
 | 
| +  EXPECT_EQ(now, rtcp_receiver_.LastReceivedReceiverReport());
 | 
|  
 | 
|    std::vector<RTCPReportBlock> received_blocks;
 | 
| -  rtcp_receiver_->StatisticsReceived(&received_blocks);
 | 
| +  rtcp_receiver_.StatisticsReceived(&received_blocks);
 | 
|    EXPECT_EQ(1u, received_blocks.size());
 | 
|  }
 | 
|  
 | 
| @@ -368,10 +348,9 @@ TEST_F(RtcpReceiverTest, InjectRrPacketWithTwoReportBlocks) {
 | 
|    const uint16_t kSequenceNumbers[] = {10, 12423};
 | 
|    const uint32_t kCumLost[] = {13, 555};
 | 
|    const uint8_t kFracLost[] = {20, 11};
 | 
| -  const int kNumSsrcs = sizeof(kSourceSsrcs) / sizeof(kSourceSsrcs[0]);
 | 
| +  int64_t now = system_clock_.TimeInMilliseconds();
 | 
|  
 | 
| -  std::set<uint32_t> ssrcs(kSourceSsrcs, kSourceSsrcs + kNumSsrcs);
 | 
| -  rtcp_receiver_->SetSsrcs(kSourceSsrcs[0], ssrcs);
 | 
| +  SetSsrcs(kSourceSsrcs);
 | 
|  
 | 
|    rtcp::ReportBlock rb1;
 | 
|    rb1.To(kSourceSsrcs[0]);
 | 
| @@ -388,11 +367,22 @@ TEST_F(RtcpReceiverTest, InjectRrPacketWithTwoReportBlocks) {
 | 
|    rr1.WithReportBlock(rb1);
 | 
|    rr1.WithReportBlock(rb2);
 | 
|  
 | 
| -  rtc::Buffer p1 = rr1.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(p1.data(), p1.size()));
 | 
| -  ASSERT_EQ(2u, rtcp_packet_info_.report_blocks.size());
 | 
| -  EXPECT_EQ(10, rtcp_packet_info_.report_blocks.front().fractionLost);
 | 
| -  EXPECT_EQ(0, rtcp_packet_info_.report_blocks.back().fractionLost);
 | 
| +  EXPECT_CALL(rtp_rtcp_impl_, OnReceivedRtcpReportBlocks(SizeIs(2)));
 | 
| +  EXPECT_CALL(bandwidth_observer_,
 | 
| +              OnReceivedRtcpReceiverReport(SizeIs(2), _, now));
 | 
| +
 | 
| +  InjectPacket(rr1);
 | 
| +  EXPECT_EQ(now, rtcp_receiver_.LastReceivedReceiverReport());
 | 
| +
 | 
| +  std::vector<RTCPReportBlock> received_blocks;
 | 
| +  rtcp_receiver_.StatisticsReceived(&received_blocks);
 | 
| +
 | 
| +  ASSERT_EQ(2u, received_blocks.size());
 | 
| +  {
 | 
| +    int fraction_losts[2] = {received_blocks[0].fractionLost,
 | 
| +                             received_blocks[1].fractionLost};
 | 
| +    EXPECT_THAT(fraction_losts, UnorderedElementsAre(0, 10));
 | 
| +  }
 | 
|  
 | 
|    rtcp::ReportBlock rb3;
 | 
|    rb3.To(kSourceSsrcs[0]);
 | 
| @@ -411,35 +401,38 @@ TEST_F(RtcpReceiverTest, InjectRrPacketWithTwoReportBlocks) {
 | 
|    rr2.WithReportBlock(rb3);
 | 
|    rr2.WithReportBlock(rb4);
 | 
|  
 | 
| -  rtc::Buffer p2 = rr2.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(p2.data(), p2.size()));
 | 
| -  ASSERT_EQ(2u, rtcp_packet_info_.report_blocks.size());
 | 
| -  EXPECT_EQ(kFracLost[0], rtcp_packet_info_.report_blocks.front().fractionLost);
 | 
| -  EXPECT_EQ(kFracLost[1], rtcp_packet_info_.report_blocks.back().fractionLost);
 | 
| +  system_clock_.AdvanceTimeMilliseconds(500);
 | 
| +  now = system_clock_.TimeInMilliseconds();
 | 
| +  EXPECT_CALL(rtp_rtcp_impl_, OnReceivedRtcpReportBlocks(SizeIs(2)));
 | 
| +  EXPECT_CALL(bandwidth_observer_,
 | 
| +              OnReceivedRtcpReceiverReport(SizeIs(2), _, now));
 | 
| +  InjectPacket(rr2);
 | 
|  
 | 
| -  std::vector<RTCPReportBlock> received_blocks;
 | 
| -  rtcp_receiver_->StatisticsReceived(&received_blocks);
 | 
| +  received_blocks.clear();
 | 
| +  rtcp_receiver_.StatisticsReceived(&received_blocks);
 | 
|    EXPECT_EQ(2u, received_blocks.size());
 | 
| -  for (size_t i = 0; i < received_blocks.size(); ++i) {
 | 
| -    EXPECT_EQ(kSenderSsrc, received_blocks[i].remoteSSRC);
 | 
| -    EXPECT_EQ(kSourceSsrcs[i], received_blocks[i].sourceSSRC);
 | 
| -    EXPECT_EQ(kFracLost[i], received_blocks[i].fractionLost);
 | 
| -    EXPECT_EQ(kCumLost[i], received_blocks[i].cumulativeLost);
 | 
| -    EXPECT_EQ(kSequenceNumbers[i], received_blocks[i].extendedHighSeqNum);
 | 
| -  }
 | 
| +  EXPECT_THAT(received_blocks,
 | 
| +              UnorderedElementsAre(
 | 
| +                  AllOf(Field(&RTCPReportBlock::sourceSSRC, kSourceSsrcs[0]),
 | 
| +                        Field(&RTCPReportBlock::fractionLost, kFracLost[0]),
 | 
| +                        Field(&RTCPReportBlock::cumulativeLost, kCumLost[0]),
 | 
| +                        Field(&RTCPReportBlock::extendedHighSeqNum,
 | 
| +                              kSequenceNumbers[0])),
 | 
| +                  AllOf(Field(&RTCPReportBlock::sourceSSRC, kSourceSsrcs[1]),
 | 
| +                        Field(&RTCPReportBlock::fractionLost, kFracLost[1]),
 | 
| +                        Field(&RTCPReportBlock::cumulativeLost, kCumLost[1]),
 | 
| +                        Field(&RTCPReportBlock::extendedHighSeqNum,
 | 
| +                              kSequenceNumbers[1]))));
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, InjectRrPacketsFromTwoRemoteSsrcs) {
 | 
| -  const uint32_t kSenderSsrc1 = 0x10203;
 | 
| -  const uint32_t kSenderSsrc2 = 0x20304;
 | 
| +  const uint32_t kSenderSsrc[] = {0x10203, 0x20304};
 | 
|    const uint32_t kSourceSsrcs[] = {0x40506, 0x50607};
 | 
|    const uint16_t kSequenceNumbers[] = {10, 12423};
 | 
|    const uint32_t kCumLost[] = {13, 555};
 | 
|    const uint8_t kFracLost[] = {20, 11};
 | 
| -  const int kNumSsrcs = sizeof(kSourceSsrcs) / sizeof(kSourceSsrcs[0]);
 | 
|  
 | 
| -  std::set<uint32_t> ssrcs(kSourceSsrcs, kSourceSsrcs + kNumSsrcs);
 | 
| -  rtcp_receiver_->SetSsrcs(kSourceSsrcs[0], ssrcs);
 | 
| +  SetSsrcs(kSourceSsrcs);
 | 
|  
 | 
|    rtcp::ReportBlock rb1;
 | 
|    rb1.To(kSourceSsrcs[0]);
 | 
| @@ -447,18 +440,20 @@ TEST_F(RtcpReceiverTest, InjectRrPacketsFromTwoRemoteSsrcs) {
 | 
|    rb1.WithFractionLost(kFracLost[0]);
 | 
|    rb1.WithCumulativeLost(kCumLost[0]);
 | 
|    rtcp::ReceiverReport rr1;
 | 
| -  rr1.From(kSenderSsrc1);
 | 
| +  rr1.From(kSenderSsrc[0]);
 | 
|    rr1.WithReportBlock(rb1);
 | 
|  
 | 
| -  rtc::Buffer p1 = rr1.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(p1.data(), p1.size()));
 | 
| -  ASSERT_EQ(1u, rtcp_packet_info_.report_blocks.size());
 | 
| -  EXPECT_EQ(kFracLost[0], rtcp_packet_info_.report_blocks.front().fractionLost);
 | 
| +  int64_t now = system_clock_.TimeInMilliseconds();
 | 
| +  EXPECT_CALL(rtp_rtcp_impl_, OnReceivedRtcpReportBlocks(SizeIs(1)));
 | 
| +  EXPECT_CALL(bandwidth_observer_,
 | 
| +              OnReceivedRtcpReceiverReport(SizeIs(1), _, now));
 | 
| +  InjectPacket(rr1);
 | 
| +  EXPECT_EQ(now, rtcp_receiver_.LastReceivedReceiverReport());
 | 
|  
 | 
|    std::vector<RTCPReportBlock> received_blocks;
 | 
| -  rtcp_receiver_->StatisticsReceived(&received_blocks);
 | 
| +  rtcp_receiver_.StatisticsReceived(&received_blocks);
 | 
|    EXPECT_EQ(1u, received_blocks.size());
 | 
| -  EXPECT_EQ(kSenderSsrc1, received_blocks[0].remoteSSRC);
 | 
| +  EXPECT_EQ(kSenderSsrc[0], received_blocks[0].remoteSSRC);
 | 
|    EXPECT_EQ(kSourceSsrcs[0], received_blocks[0].sourceSSRC);
 | 
|    EXPECT_EQ(kFracLost[0], received_blocks[0].fractionLost);
 | 
|    EXPECT_EQ(kCumLost[0], received_blocks[0].cumulativeLost);
 | 
| @@ -470,73 +465,84 @@ TEST_F(RtcpReceiverTest, InjectRrPacketsFromTwoRemoteSsrcs) {
 | 
|    rb2.WithFractionLost(kFracLost[1]);
 | 
|    rb2.WithCumulativeLost(kCumLost[1]);
 | 
|    rtcp::ReceiverReport rr2;
 | 
| -  rr2.From(kSenderSsrc2);
 | 
| +  rr2.From(kSenderSsrc[1]);
 | 
|    rr2.WithReportBlock(rb2);
 | 
| -  rtc::Buffer p2 = rr2.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(p2.data(), p2.size()));
 | 
| -  ASSERT_EQ(1u, rtcp_packet_info_.report_blocks.size());
 | 
| -  EXPECT_EQ(kFracLost[1], rtcp_packet_info_.report_blocks.front().fractionLost);
 | 
| +
 | 
| +  EXPECT_CALL(rtp_rtcp_impl_, OnReceivedRtcpReportBlocks(SizeIs(1)));
 | 
| +  EXPECT_CALL(bandwidth_observer_,
 | 
| +              OnReceivedRtcpReceiverReport(SizeIs(1), _, now));
 | 
| +  InjectPacket(rr2);
 | 
|  
 | 
|    received_blocks.clear();
 | 
| -  rtcp_receiver_->StatisticsReceived(&received_blocks);
 | 
| +  rtcp_receiver_.StatisticsReceived(&received_blocks);
 | 
|    ASSERT_EQ(2u, received_blocks.size());
 | 
| -  EXPECT_EQ(kSenderSsrc1, received_blocks[0].remoteSSRC);
 | 
| -  EXPECT_EQ(kSenderSsrc2, received_blocks[1].remoteSSRC);
 | 
| -  for (size_t i = 0; i < received_blocks.size(); ++i) {
 | 
| -    EXPECT_EQ(kSourceSsrcs[0], received_blocks[i].sourceSSRC);
 | 
| -    EXPECT_EQ(kFracLost[i], received_blocks[i].fractionLost);
 | 
| -    EXPECT_EQ(kCumLost[i], received_blocks[i].cumulativeLost);
 | 
| -    EXPECT_EQ(kSequenceNumbers[i], received_blocks[i].extendedHighSeqNum);
 | 
| -  }
 | 
| +  // Order is not guaranteed.
 | 
| +  EXPECT_THAT(received_blocks,
 | 
| +              UnorderedElementsAre(
 | 
| +                  AllOf(Field(&RTCPReportBlock::sourceSSRC, kSourceSsrcs[0]),
 | 
| +                        Field(&RTCPReportBlock::remoteSSRC, kSenderSsrc[0]),
 | 
| +                        Field(&RTCPReportBlock::fractionLost, kFracLost[0]),
 | 
| +                        Field(&RTCPReportBlock::cumulativeLost, kCumLost[0]),
 | 
| +                        Field(&RTCPReportBlock::extendedHighSeqNum,
 | 
| +                              kSequenceNumbers[0])),
 | 
| +                  AllOf(Field(&RTCPReportBlock::sourceSSRC, kSourceSsrcs[0]),
 | 
| +                        Field(&RTCPReportBlock::remoteSSRC, kSenderSsrc[1]),
 | 
| +                        Field(&RTCPReportBlock::fractionLost, kFracLost[1]),
 | 
| +                        Field(&RTCPReportBlock::cumulativeLost, kCumLost[1]),
 | 
| +                        Field(&RTCPReportBlock::extendedHighSeqNum,
 | 
| +                              kSequenceNumbers[1]))));
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, GetRtt) {
 | 
|    const uint32_t kSenderSsrc = 0x10203;
 | 
|    const uint32_t kSourceSsrc = 0x123456;
 | 
| -  std::set<uint32_t> ssrcs;
 | 
| -  ssrcs.insert(kSourceSsrc);
 | 
| -  rtcp_receiver_->SetSsrcs(kSourceSsrc, ssrcs);
 | 
| +  SetSsrc(kSourceSsrc);
 | 
|  
 | 
|    // No report block received.
 | 
|    EXPECT_EQ(
 | 
| -      -1, rtcp_receiver_->RTT(kSenderSsrc, nullptr, nullptr, nullptr, nullptr));
 | 
| +      -1, rtcp_receiver_.RTT(kSenderSsrc, nullptr, nullptr, nullptr, nullptr));
 | 
|  
 | 
|    rtcp::ReportBlock rb;
 | 
|    rb.To(kSourceSsrc);
 | 
| +  rb.WithLastSr(0x12344321);
 | 
|    rtcp::ReceiverReport rr;
 | 
|    rr.From(kSenderSsrc);
 | 
|    rr.WithReportBlock(rb);
 | 
| -  rtc::Buffer packet = rr.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| -  EXPECT_EQ(kSenderSsrc, rtcp_packet_info_.remoteSSRC);
 | 
| -  EXPECT_EQ(kRtcpRr, rtcp_packet_info_.rtcpPacketTypeFlags);
 | 
| -  EXPECT_EQ(1u, rtcp_packet_info_.report_blocks.size());
 | 
| +  int64_t now = system_clock_.TimeInMilliseconds();
 | 
| +  EXPECT_CALL(rtp_rtcp_impl_, OnReceivedRtcpReportBlocks(_));
 | 
| +  EXPECT_CALL(bandwidth_observer_, OnReceivedRtcpReceiverReport(_, _, _));
 | 
| +  InjectPacket(rr);
 | 
| +  EXPECT_EQ(now, rtcp_receiver_.LastReceivedReceiverReport());
 | 
|    EXPECT_EQ(
 | 
| -      0, rtcp_receiver_->RTT(kSenderSsrc, nullptr, nullptr, nullptr, nullptr));
 | 
| +      0, rtcp_receiver_.RTT(kSenderSsrc, nullptr, nullptr, nullptr, nullptr));
 | 
|  
 | 
|    // Report block not received.
 | 
| -  EXPECT_EQ(-1, rtcp_receiver_->RTT(kSenderSsrc + 1, nullptr, nullptr, nullptr,
 | 
| -                                    nullptr));
 | 
| +  EXPECT_EQ(-1, rtcp_receiver_.RTT(kSenderSsrc + 1, nullptr, nullptr, nullptr,
 | 
| +                                   nullptr));
 | 
|  }
 | 
|  
 | 
| +// Currently ij packets are ignored.
 | 
|  TEST_F(RtcpReceiverTest, InjectIjWithNoItem) {
 | 
| +  int64_t now = system_clock_.TimeInMilliseconds();
 | 
|    rtcp::ExtendedJitterReport ij;
 | 
| -  rtc::Buffer packet = ij.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| -  EXPECT_EQ(0U, rtcp_packet_info_.rtcpPacketTypeFlags);
 | 
| +
 | 
| +  InjectPacket(ij);
 | 
| +  EXPECT_EQ(now, rtcp_receiver_.LastReceived());
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, InjectIjWithOneItem) {
 | 
| +  int64_t now = system_clock_.TimeInMilliseconds();
 | 
|    rtcp::ExtendedJitterReport ij;
 | 
|    ij.WithJitter(0x11213141);
 | 
|  
 | 
| -  rtc::Buffer packet = ij.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| -  EXPECT_EQ(kRtcpTransmissionTimeOffset, rtcp_packet_info_.rtcpPacketTypeFlags);
 | 
| -  EXPECT_EQ(0x11213141U, rtcp_packet_info_.interArrivalJitter);
 | 
| +  InjectPacket(ij);
 | 
| +  EXPECT_EQ(now, rtcp_receiver_.LastReceived());
 | 
| +  // EXPECT_EQ(0x11213141U, rtcp_receiver->LastInterArrivalJitter());
 | 
|  }
 | 
|  
 | 
| +// Currently app packets are ignored.
 | 
|  TEST_F(RtcpReceiverTest, InjectAppWithNoData) {
 | 
| +  int64_t now = system_clock_.TimeInMilliseconds();
 | 
|    rtcp::App app;
 | 
|    app.WithSubType(30);
 | 
|    uint32_t name = 'n' << 24;
 | 
| @@ -545,15 +551,16 @@ TEST_F(RtcpReceiverTest, InjectAppWithNoData) {
 | 
|    name += 'e';
 | 
|    app.WithName(name);
 | 
|  
 | 
| -  rtc::Buffer packet = app.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| -  EXPECT_EQ(kRtcpApp, rtcp_packet_info_.rtcpPacketTypeFlags);
 | 
| -  EXPECT_EQ(30, rtcp_packet_info_.applicationSubType);
 | 
| -  EXPECT_EQ(name, rtcp_packet_info_.applicationName);
 | 
| -  EXPECT_EQ(0, rtcp_packet_info_.applicationLength);
 | 
| +  InjectPacket(app);
 | 
| +  EXPECT_EQ(now, rtcp_receiver_.LastReceived());
 | 
| +  // EXPECT_EQ(kRtcpApp, rtcp_packet_info_.rtcpPacketTypeFlags);
 | 
| +  // EXPECT_EQ(30, rtcp_packet_info_.applicationSubType);
 | 
| +  // EXPECT_EQ(name, rtcp_packet_info_.applicationName);
 | 
| +  // EXPECT_EQ(0, rtcp_packet_info_.applicationLength);
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, InjectAppWithData) {
 | 
| +  int64_t now = system_clock_.TimeInMilliseconds();
 | 
|    rtcp::App app;
 | 
|    app.WithSubType(30);
 | 
|    uint32_t name = 'n' << 24;
 | 
| @@ -561,27 +568,30 @@ TEST_F(RtcpReceiverTest, InjectAppWithData) {
 | 
|    name += 'm' << 8;
 | 
|    name += 'e';
 | 
|    app.WithName(name);
 | 
| -  const char kData[] = {'t', 'e', 's', 't', 'd', 'a', 't', 'a'};
 | 
| +  const uint8_t kData[] = {'t', 'e', 's', 't', 'd', 'a', 't', 'a'};
 | 
|    const size_t kDataLength = sizeof(kData) / sizeof(kData[0]);
 | 
| -  app.WithData((const uint8_t*)kData, kDataLength);
 | 
| -
 | 
| -  rtc::Buffer packet = app.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| -  EXPECT_EQ(kRtcpApp, rtcp_packet_info_.rtcpPacketTypeFlags);
 | 
| -  EXPECT_EQ(30, rtcp_packet_info_.applicationSubType);
 | 
| -  EXPECT_EQ(name, rtcp_packet_info_.applicationName);
 | 
| -  EXPECT_EQ(kDataLength, rtcp_packet_info_.applicationLength);
 | 
| +  app.WithData(kData, kDataLength);
 | 
| +
 | 
| +  InjectPacket(app);
 | 
| +  EXPECT_EQ(now, rtcp_receiver_.LastReceived());
 | 
| +  // EXPECT_EQ(kRtcpApp, rtcp_packet_info_.rtcpPacketTypeFlags);
 | 
| +  // EXPECT_EQ(30, rtcp_packet_info_.applicationSubType);
 | 
| +  // EXPECT_EQ(name, rtcp_packet_info_.applicationName);
 | 
| +  // EXPECT_EQ(kDataLength, rtcp_packet_info_.applicationLength);
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, InjectSdesWithOneChunk) {
 | 
|    const uint32_t kSenderSsrc = 0x123456;
 | 
|    rtcp::Sdes sdes;
 | 
|    sdes.WithCName(kSenderSsrc, "alice@host");
 | 
| +  MockRtcpCallbackImpl callback;
 | 
| +  rtcp_receiver_.RegisterRtcpStatisticsCallback(&callback);
 | 
| +  EXPECT_CALL(callback, CNameChanged(StrEq("alice@host"), kSenderSsrc));
 | 
| +
 | 
| +  InjectPacket(sdes);
 | 
|  
 | 
| -  rtc::Buffer packet = sdes.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
|    char cName[RTCP_CNAME_SIZE];
 | 
| -  EXPECT_EQ(0, rtcp_receiver_->CNAME(kSenderSsrc, cName));
 | 
| +  EXPECT_EQ(0, rtcp_receiver_.CNAME(kSenderSsrc, cName));
 | 
|    EXPECT_EQ(0, strncmp(cName, "alice@host", RTCP_CNAME_SIZE));
 | 
|  }
 | 
|  
 | 
| @@ -590,26 +600,22 @@ TEST_F(RtcpReceiverTest, InjectByePacket_RemovesCname) {
 | 
|    rtcp::Sdes sdes;
 | 
|    sdes.WithCName(kSenderSsrc, "alice@host");
 | 
|  
 | 
| -  rtc::Buffer packet = sdes.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| +  InjectPacket(sdes);
 | 
|    char cName[RTCP_CNAME_SIZE];
 | 
| -  EXPECT_EQ(0, rtcp_receiver_->CNAME(kSenderSsrc, cName));
 | 
| +  EXPECT_EQ(0, rtcp_receiver_.CNAME(kSenderSsrc, cName));
 | 
|  
 | 
|    // Verify that BYE removes the CNAME.
 | 
|    rtcp::Bye bye;
 | 
|    bye.From(kSenderSsrc);
 | 
| -  rtc::Buffer p2 = bye.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(p2.data(), p2.size()));
 | 
| -  EXPECT_EQ(-1, rtcp_receiver_->CNAME(kSenderSsrc, cName));
 | 
| +  InjectPacket(bye);
 | 
| +  EXPECT_EQ(-1, rtcp_receiver_.CNAME(kSenderSsrc, cName));
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, InjectByePacket_RemovesReportBlocks) {
 | 
|    const uint32_t kSenderSsrc = 0x10203;
 | 
|    const uint32_t kSourceSsrcs[] = {0x40506, 0x50607};
 | 
| -  const int kNumSsrcs = sizeof(kSourceSsrcs) / sizeof(kSourceSsrcs[0]);
 | 
|  
 | 
| -  std::set<uint32_t> ssrcs(kSourceSsrcs, kSourceSsrcs + kNumSsrcs);
 | 
| -  rtcp_receiver_->SetSsrcs(kSourceSsrcs[0], ssrcs);
 | 
| +  SetSsrcs(kSourceSsrcs);
 | 
|  
 | 
|    rtcp::ReportBlock rb1;
 | 
|    rb1.To(kSourceSsrcs[0]);
 | 
| @@ -620,104 +626,105 @@ TEST_F(RtcpReceiverTest, InjectByePacket_RemovesReportBlocks) {
 | 
|    rr.WithReportBlock(rb1);
 | 
|    rr.WithReportBlock(rb2);
 | 
|  
 | 
| -  rtc::Buffer p1 = rr.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(p1.data(), p1.size()));
 | 
| -  ASSERT_EQ(2u, rtcp_packet_info_.report_blocks.size());
 | 
| +  EXPECT_CALL(rtp_rtcp_impl_, OnReceivedRtcpReportBlocks(_));
 | 
| +  EXPECT_CALL(bandwidth_observer_, OnReceivedRtcpReceiverReport(_, _, _));
 | 
| +  InjectPacket(rr);
 | 
|    std::vector<RTCPReportBlock> received_blocks;
 | 
| -  rtcp_receiver_->StatisticsReceived(&received_blocks);
 | 
| +  rtcp_receiver_.StatisticsReceived(&received_blocks);
 | 
|    EXPECT_EQ(2u, received_blocks.size());
 | 
|  
 | 
|    // Verify that BYE removes the report blocks.
 | 
|    rtcp::Bye bye;
 | 
|    bye.From(kSenderSsrc);
 | 
| -  rtc::Buffer p2 = bye.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(p2.data(), p2.size()));
 | 
| +  InjectPacket(bye);
 | 
|    received_blocks.clear();
 | 
| -  rtcp_receiver_->StatisticsReceived(&received_blocks);
 | 
| +  rtcp_receiver_.StatisticsReceived(&received_blocks);
 | 
|    EXPECT_TRUE(received_blocks.empty());
 | 
|  
 | 
|    // Inject packet.
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(p1.data(), p1.size()));
 | 
| -  ASSERT_EQ(2u, rtcp_packet_info_.report_blocks.size());
 | 
| +  EXPECT_CALL(rtp_rtcp_impl_, OnReceivedRtcpReportBlocks(_));
 | 
| +  EXPECT_CALL(bandwidth_observer_, OnReceivedRtcpReceiverReport(_, _, _));
 | 
| +  InjectPacket(rr);
 | 
|    received_blocks.clear();
 | 
| -  rtcp_receiver_->StatisticsReceived(&received_blocks);
 | 
| +  rtcp_receiver_.StatisticsReceived(&received_blocks);
 | 
|    EXPECT_EQ(2u, received_blocks.size());
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, InjectPliPacket) {
 | 
|    const uint32_t kSourceSsrc = 0x123456;
 | 
| -  std::set<uint32_t> ssrcs;
 | 
| -  ssrcs.insert(kSourceSsrc);
 | 
| -  rtcp_receiver_->SetSsrcs(kSourceSsrc, ssrcs);
 | 
| +  SetSsrc(kSourceSsrc);
 | 
|  
 | 
|    rtcp::Pli pli;
 | 
|    pli.To(kSourceSsrc);
 | 
| -  rtc::Buffer packet = pli.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| -  EXPECT_EQ(kRtcpPli, rtcp_packet_info_.rtcpPacketTypeFlags);
 | 
| +  EXPECT_CALL(packet_type_counter_observer_,
 | 
| +              RtcpPacketTypesCounterUpdated(
 | 
| +                  kSourceSsrc, Field(&RtcpPacketTypeCounter::pli_packets, 1)));
 | 
| +  EXPECT_CALL(intra_frame_observer_, OnReceivedIntraFrameRequest(kSourceSsrc));
 | 
| +  InjectPacket(pli);
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, PliPacketNotToUsIgnored) {
 | 
|    const uint32_t kSourceSsrc = 0x123456;
 | 
| -  std::set<uint32_t> ssrcs;
 | 
| -  ssrcs.insert(kSourceSsrc);
 | 
| -  rtcp_receiver_->SetSsrcs(kSourceSsrc, ssrcs);
 | 
| +  SetSsrc(kSourceSsrc);
 | 
|  
 | 
|    rtcp::Pli pli;
 | 
|    pli.To(kSourceSsrc + 1);
 | 
| -  rtc::Buffer packet = pli.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| -  EXPECT_EQ(0U, rtcp_packet_info_.rtcpPacketTypeFlags);
 | 
| +  EXPECT_CALL(packet_type_counter_observer_,
 | 
| +              RtcpPacketTypesCounterUpdated(
 | 
| +                  kSourceSsrc, Field(&RtcpPacketTypeCounter::pli_packets, 0)));
 | 
| +  EXPECT_CALL(intra_frame_observer_, OnReceivedIntraFrameRequest(_)).Times(0);
 | 
| +  InjectPacket(pli);
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, InjectFirPacket) {
 | 
|    const uint32_t kSourceSsrc = 0x123456;
 | 
| -  std::set<uint32_t> ssrcs;
 | 
| -  ssrcs.insert(kSourceSsrc);
 | 
| -  rtcp_receiver_->SetSsrcs(kSourceSsrc, ssrcs);
 | 
| +  SetSsrc(kSourceSsrc);
 | 
|  
 | 
|    rtcp::Fir fir;
 | 
|    fir.WithRequestTo(kSourceSsrc, 13);
 | 
| -  rtc::Buffer packet = fir.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| -  EXPECT_EQ(kRtcpFir, rtcp_packet_info_.rtcpPacketTypeFlags);
 | 
| +  EXPECT_CALL(packet_type_counter_observer_,
 | 
| +              RtcpPacketTypesCounterUpdated(
 | 
| +                  kSourceSsrc, Field(&RtcpPacketTypeCounter::fir_packets, 1)));
 | 
| +  EXPECT_CALL(intra_frame_observer_, OnReceivedIntraFrameRequest(kSourceSsrc));
 | 
| +  InjectPacket(fir);
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, FirPacketNotToUsIgnored) {
 | 
|    const uint32_t kSourceSsrc = 0x123456;
 | 
| -  std::set<uint32_t> ssrcs;
 | 
| -  ssrcs.insert(kSourceSsrc);
 | 
| -  rtcp_receiver_->SetSsrcs(kSourceSsrc, ssrcs);
 | 
| +  SetSsrc(kSourceSsrc);
 | 
|  
 | 
|    rtcp::Fir fir;
 | 
|    fir.WithRequestTo(kSourceSsrc + 1, 13);
 | 
| -  rtc::Buffer packet = fir.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| -  EXPECT_EQ(0U, rtcp_packet_info_.rtcpPacketTypeFlags);
 | 
| +  EXPECT_CALL(intra_frame_observer_, OnReceivedIntraFrameRequest(kSourceSsrc))
 | 
| +      .Times(0);
 | 
| +  InjectPacket(fir);
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, InjectSliPacket) {
 | 
|    rtcp::Sli sli;
 | 
|    sli.WithPictureId(40);
 | 
| -  rtc::Buffer packet = sli.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| -  EXPECT_EQ(kRtcpSli, rtcp_packet_info_.rtcpPacketTypeFlags);
 | 
| -  EXPECT_EQ(40, rtcp_packet_info_.sliPictureId);
 | 
| +  EXPECT_CALL(intra_frame_observer_, OnReceivedSLI(_, 40));
 | 
| +  InjectPacket(sli);
 | 
| +}
 | 
| +
 | 
| +TEST_F(RtcpReceiverTest, InjectRPsiPacket) {
 | 
| +  const uint64_t kPictureId = 0x123456789;
 | 
| +  rtcp::Rpsi rpsi;
 | 
| +  rpsi.WithPictureId(kPictureId);
 | 
| +  EXPECT_CALL(intra_frame_observer_, OnReceivedRPSI(_, kPictureId));
 | 
| +  InjectPacket(rpsi);
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, ExtendedReportsPacketWithZeroReportBlocksIgnored) {
 | 
|    rtcp::ExtendedReports xr;
 | 
|    xr.From(0x2345);
 | 
| -  rtc::Buffer packet = xr.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| -  EXPECT_EQ(0U, rtcp_packet_info_.rtcpPacketTypeFlags);
 | 
| +  InjectPacket(xr);
 | 
|  }
 | 
|  
 | 
| +// Currently VOiP reports are ignored.
 | 
|  TEST_F(RtcpReceiverTest, InjectExtendedReportsVoipPacket) {
 | 
|    const uint32_t kSourceSsrc = 0x123456;
 | 
| -  std::set<uint32_t> ssrcs;
 | 
| -  ssrcs.insert(kSourceSsrc);
 | 
| -  rtcp_receiver_->SetSsrcs(kSourceSsrc, ssrcs);
 | 
| +  SetSsrc(kSourceSsrc);
 | 
|  
 | 
|    const uint8_t kLossRate = 123;
 | 
|    rtcp::VoipMetric voip_metric;
 | 
| @@ -728,104 +735,114 @@ TEST_F(RtcpReceiverTest, InjectExtendedReportsVoipPacket) {
 | 
|    rtcp::ExtendedReports xr;
 | 
|    xr.From(0x2345);
 | 
|    xr.WithVoipMetric(voip_metric);
 | 
| -  rtc::Buffer packet = xr.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| -  ASSERT_TRUE(rtcp_packet_info_.VoIPMetric != nullptr);
 | 
| -  EXPECT_EQ(kLossRate, rtcp_packet_info_.VoIPMetric->lossRate);
 | 
| -  EXPECT_EQ(kRtcpXrVoipMetric, rtcp_packet_info_.rtcpPacketTypeFlags);
 | 
| +
 | 
| +  InjectPacket(xr);
 | 
|  }
 | 
|  
 | 
| +// Currently VOiP reports are ignored.
 | 
|  TEST_F(RtcpReceiverTest, ExtendedReportsVoipPacketNotToUsIgnored) {
 | 
|    const uint32_t kSourceSsrc = 0x123456;
 | 
| -  std::set<uint32_t> ssrcs;
 | 
| -  ssrcs.insert(kSourceSsrc);
 | 
| -  rtcp_receiver_->SetSsrcs(kSourceSsrc, ssrcs);
 | 
| +  SetSsrc(kSourceSsrc);
 | 
|  
 | 
|    rtcp::VoipMetric voip_metric;
 | 
|    voip_metric.To(kSourceSsrc + 1);
 | 
|    rtcp::ExtendedReports xr;
 | 
|    xr.From(0x2345);
 | 
|    xr.WithVoipMetric(voip_metric);
 | 
| -  rtc::Buffer packet = xr.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| -  EXPECT_EQ(0U, rtcp_packet_info_.rtcpPacketTypeFlags);
 | 
| +
 | 
| +  InjectPacket(xr);
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, InjectExtendedReportsReceiverReferenceTimePacket) {
 | 
| +  const NtpTime kNtp(0x10203, 0x40506);
 | 
| +  const uint32_t kSenderSsrc = 0x2345;
 | 
|    rtcp::Rrtr rrtr;
 | 
| -  rrtr.WithNtp(NtpTime(0x10203, 0x40506));
 | 
| +  rrtr.WithNtp(kNtp);
 | 
|    rtcp::ExtendedReports xr;
 | 
| -  xr.From(0x2345);
 | 
| +  xr.From(kSenderSsrc);
 | 
|    xr.WithRrtr(rrtr);
 | 
|  
 | 
| -  rtc::Buffer packet = xr.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| -  EXPECT_EQ(kRtcpXrReceiverReferenceTime,
 | 
| -            rtcp_packet_info_.rtcpPacketTypeFlags);
 | 
| +  RtcpReceiveTimeInfo rrtime;
 | 
| +  EXPECT_FALSE(rtcp_receiver_.LastReceivedXrReferenceTimeInfo(&rrtime));
 | 
| +  InjectPacket(xr);
 | 
| +
 | 
| +  EXPECT_TRUE(rtcp_receiver_.LastReceivedXrReferenceTimeInfo(&rrtime));
 | 
| +  EXPECT_EQ(rrtime.sourceSSRC, kSenderSsrc);
 | 
| +  EXPECT_EQ(rrtime.lastRR, CompactNtp(kNtp));
 | 
| +  EXPECT_EQ(0u, rrtime.delaySinceLastRR);
 | 
| +
 | 
| +  system_clock_.AdvanceTimeMilliseconds(1500);
 | 
| +
 | 
| +  EXPECT_TRUE(rtcp_receiver_.LastReceivedXrReferenceTimeInfo(&rrtime));
 | 
| +  EXPECT_NEAR(1500, CompactNtpRttToMs(rrtime.delaySinceLastRR), 1);
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, ExtendedReportsDlrrPacketNotToUsIgnored) {
 | 
|    const uint32_t kSourceSsrc = 0x123456;
 | 
| -  std::set<uint32_t> ssrcs;
 | 
| -  ssrcs.insert(kSourceSsrc);
 | 
| -  rtcp_receiver_->SetSsrcs(kSourceSsrc, ssrcs);
 | 
| +  SetSsrc(kSourceSsrc);
 | 
|  
 | 
|    rtcp::Dlrr dlrr;
 | 
|    dlrr.WithDlrrItem(kSourceSsrc + 1, 0x12345, 0x67890);
 | 
|    rtcp::ExtendedReports xr;
 | 
|    xr.From(0x2345);
 | 
|    xr.WithDlrr(dlrr);
 | 
| -  rtc::Buffer packet = xr.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| -  EXPECT_EQ(0U, rtcp_packet_info_.rtcpPacketTypeFlags);
 | 
| -  EXPECT_FALSE(rtcp_packet_info_.xr_dlrr_item);
 | 
| +  InjectPacket(xr);
 | 
| +  int64_t rtt_ms = 0;
 | 
| +  EXPECT_FALSE(rtcp_receiver_.GetAndResetXrRrRtt(&rtt_ms));
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, InjectExtendedReportsDlrrPacketWithSubBlock) {
 | 
|    const uint32_t kSourceSsrc = 0x123456;
 | 
| -  std::set<uint32_t> ssrcs;
 | 
| -  ssrcs.insert(kSourceSsrc);
 | 
| -  rtcp_receiver_->SetSsrcs(kSourceSsrc, ssrcs);
 | 
| +  const uint32_t kLastRR = 0x12345;
 | 
| +  const uint32_t kDelay = 0x23456;
 | 
| +  SetSsrc(kSourceSsrc);
 | 
| +  int64_t rtt_ms = 0;
 | 
|  
 | 
|    rtcp::Dlrr dlrr;
 | 
| -  dlrr.WithDlrrItem(kSourceSsrc, 0x12345, 0x67890);
 | 
| +  dlrr.WithDlrrItem(kSourceSsrc, kLastRR, kDelay);
 | 
|    rtcp::ExtendedReports xr;
 | 
|    xr.From(0x2345);
 | 
|    xr.WithDlrr(dlrr);
 | 
| -  rtc::Buffer packet = xr.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| -  // The parser should note the DLRR report block item.
 | 
| -  EXPECT_TRUE(rtcp_packet_info_.xr_dlrr_item);
 | 
| +
 | 
| +  EXPECT_FALSE(rtcp_receiver_.GetAndResetXrRrRtt(&rtt_ms));
 | 
| +  InjectPacket(xr);
 | 
| +
 | 
| +  uint32_t compact_ntp_now = CompactNtp(NtpTime(system_clock_));
 | 
| +  EXPECT_TRUE(rtcp_receiver_.GetAndResetXrRrRtt(&rtt_ms));
 | 
| +  uint32_t rtt_ntp = compact_ntp_now - kDelay - kLastRR;
 | 
| +  EXPECT_NEAR(CompactNtpRttToMs(rtt_ntp), rtt_ms, 1);
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, InjectExtendedReportsDlrrPacketWithMultipleSubBlocks) {
 | 
|    const uint32_t kSourceSsrc = 0x123456;
 | 
| -  std::set<uint32_t> ssrcs;
 | 
| -  ssrcs.insert(kSourceSsrc);
 | 
| -  rtcp_receiver_->SetSsrcs(kSourceSsrc, ssrcs);
 | 
| +  const uint32_t kLastRR = 0x12345;
 | 
| +  const uint32_t kDelay = 0x56789;
 | 
| +  SetSsrc(kSourceSsrc);
 | 
|  
 | 
|    rtcp::Dlrr dlrr;
 | 
| +  dlrr.WithDlrrItem(kSourceSsrc, kLastRR, kDelay);
 | 
|    dlrr.WithDlrrItem(kSourceSsrc + 1, 0x12345, 0x67890);
 | 
|    dlrr.WithDlrrItem(kSourceSsrc + 2, 0x12345, 0x67890);
 | 
| -  dlrr.WithDlrrItem(kSourceSsrc, 0x12345, 0x67890);
 | 
| +
 | 
|    rtcp::ExtendedReports xr;
 | 
|    xr.From(0x2345);
 | 
|    xr.WithDlrr(dlrr);
 | 
| -  rtc::Buffer packet = xr.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| -  // The parser should note the DLRR report block item.
 | 
| -  EXPECT_TRUE(rtcp_packet_info_.xr_dlrr_item);
 | 
| +
 | 
| +  InjectPacket(xr);
 | 
| +  uint32_t compact_ntp_now = CompactNtp(NtpTime(system_clock_));
 | 
| +  int64_t rtt_ms = 0;
 | 
| +  EXPECT_TRUE(rtcp_receiver_.GetAndResetXrRrRtt(&rtt_ms));
 | 
| +  uint32_t rtt_ntp = compact_ntp_now - kDelay - kLastRR;
 | 
| +  EXPECT_NEAR(CompactNtpRttToMs(rtt_ntp), rtt_ms, 1);
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, InjectExtendedReportsPacketWithMultipleReportBlocks) {
 | 
|    const uint32_t kSourceSsrc = 0x123456;
 | 
| -  std::set<uint32_t> ssrcs;
 | 
| -  ssrcs.insert(kSourceSsrc);
 | 
| -  rtcp_receiver_->SetSsrcs(kSourceSsrc, ssrcs);
 | 
| +  SetSsrc(kSourceSsrc);
 | 
|  
 | 
|    rtcp::Rrtr rrtr;
 | 
|    rtcp::Dlrr dlrr;
 | 
| -  dlrr.WithDlrrItem(kSourceSsrc, 0, 0x67890);
 | 
| +  dlrr.WithDlrrItem(kSourceSsrc, 0x12345, 0x67890);
 | 
|    rtcp::VoipMetric metric;
 | 
|    metric.To(kSourceSsrc);
 | 
|    rtcp::ExtendedReports xr;
 | 
| @@ -833,23 +850,18 @@ TEST_F(RtcpReceiverTest, InjectExtendedReportsPacketWithMultipleReportBlocks) {
 | 
|    xr.WithRrtr(rrtr);
 | 
|    xr.WithDlrr(dlrr);
 | 
|    xr.WithVoipMetric(metric);
 | 
| -  rtc::Buffer packet = xr.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| -  // The parser should not flag the packet since the RTT is not estimated.
 | 
| -  EXPECT_EQ(static_cast<unsigned int>(kRtcpXrReceiverReferenceTime +
 | 
| -                                      kRtcpXrVoipMetric),
 | 
| -            rtcp_packet_info_.rtcpPacketTypeFlags);
 | 
| -  // The parser should note the DLRR report block item.
 | 
| -  EXPECT_TRUE(rtcp_packet_info_.xr_dlrr_item);
 | 
| +
 | 
| +  InjectPacket(xr);
 | 
| +
 | 
| +  RtcpReceiveTimeInfo rrtime;
 | 
| +  EXPECT_TRUE(rtcp_receiver_.LastReceivedXrReferenceTimeInfo(&rrtime));
 | 
| +  int64_t rtt_ms = 0;
 | 
| +  EXPECT_TRUE(rtcp_receiver_.GetAndResetXrRrRtt(&rtt_ms));
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, InjectExtendedReportsPacketWithUnknownReportBlock) {
 | 
|    const uint32_t kSourceSsrc = 0x123456;
 | 
| -  std::set<uint32_t> ssrcs;
 | 
| -  ssrcs.insert(kSourceSsrc);
 | 
| -  rtcp_receiver_->SetSsrcs(kSourceSsrc, ssrcs);
 | 
| -  std::vector<uint32_t> remote_ssrcs;
 | 
| -  remote_ssrcs.push_back(kSourceSsrc);
 | 
| +  SetSsrc(kSourceSsrc);
 | 
|  
 | 
|    rtcp::Rrtr rrtr;
 | 
|    rtcp::Dlrr dlrr;
 | 
| @@ -858,37 +870,35 @@ TEST_F(RtcpReceiverTest, InjectExtendedReportsPacketWithUnknownReportBlock) {
 | 
|    metric.To(kSourceSsrc);
 | 
|    rtcp::ExtendedReports xr;
 | 
|    xr.From(0x2345);
 | 
| -  xr.WithRrtr(rrtr);
 | 
|    xr.WithDlrr(dlrr);
 | 
| -  xr.WithVoipMetric(metric);
 | 
| +  xr.WithRrtr(rrtr);
 | 
| +
 | 
|    rtc::Buffer packet = xr.Build();
 | 
|    // Modify the DLRR block to have an unsupported block type, from 5 to 6.
 | 
| -  uint8_t* buffer = packet.data();
 | 
| -  EXPECT_EQ(5, buffer[20]);
 | 
| -  buffer[20] = 6;
 | 
| -
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| -  EXPECT_EQ(static_cast<unsigned int>(kRtcpXrReceiverReferenceTime +
 | 
| -                                      kRtcpXrVoipMetric),
 | 
| -            rtcp_packet_info_.rtcpPacketTypeFlags);
 | 
| -  EXPECT_FALSE(rtcp_packet_info_.xr_dlrr_item);
 | 
| +  ASSERT_EQ(5, packet.data()[20]);
 | 
| +  packet.data()[20] = 6;
 | 
| +  EXPECT_TRUE(rtcp_receiver_.IncomingPacket(packet.data(), packet.size()));
 | 
| +
 | 
| +  // Validate Rrtr was received and processed.
 | 
| +  RtcpReceiveTimeInfo rrtime;
 | 
| +  EXPECT_TRUE(rtcp_receiver_.LastReceivedXrReferenceTimeInfo(&rrtime));
 | 
| +  // Validate Dlrr report wasn't processed.
 | 
| +  int64_t rtt_ms = 0;
 | 
| +  EXPECT_FALSE(rtcp_receiver_.GetAndResetXrRrRtt(&rtt_ms));
 | 
|  }
 | 
|  
 | 
| -TEST_F(RtcpReceiverTest, TestXrRrRttInitiallyFalse) {
 | 
| +TEST_F(RtcpReceiverTest, TestExtendedReportsRrRttInitiallyFalse) {
 | 
|    int64_t rtt_ms;
 | 
| -  EXPECT_FALSE(rtcp_receiver_->GetAndResetXrRrRtt(&rtt_ms));
 | 
| +  EXPECT_FALSE(rtcp_receiver_.GetAndResetXrRrRtt(&rtt_ms));
 | 
|  }
 | 
|  
 | 
| -TEST_F(RtcpReceiverTest, XrDlrrCalculatesRtt) {
 | 
| +TEST_F(RtcpReceiverTest, RttCalculatedAfterExtendedReportsDlrr) {
 | 
|    Random rand(0x0123456789abcdef);
 | 
|    const uint32_t kSourceSsrc = rand.Rand(0x00000001u, 0xfffffffeu);
 | 
|    const int64_t kRttMs = rand.Rand(1, 9 * 3600 * 1000);
 | 
|    const uint32_t kDelayNtp = rand.Rand(0, 0x7fffffff);
 | 
|    const int64_t kDelayMs = CompactNtpRttToMs(kDelayNtp);
 | 
| -  rtcp_receiver_->SetRtcpXrRrtrStatus(true);
 | 
| -  std::set<uint32_t> ssrcs;
 | 
| -  ssrcs.insert(kSourceSsrc);
 | 
| -  rtcp_receiver_->SetSsrcs(kSourceSsrc, ssrcs);
 | 
| +  SetSsrc(kSourceSsrc);
 | 
|    NtpTime now(system_clock_);
 | 
|    uint32_t sent_ntp = CompactNtp(now);
 | 
|    system_clock_.AdvanceTimeMilliseconds(kRttMs + kDelayMs);
 | 
| @@ -898,11 +908,10 @@ TEST_F(RtcpReceiverTest, XrDlrrCalculatesRtt) {
 | 
|    rtcp::ExtendedReports xr;
 | 
|    xr.From(0x2345);
 | 
|    xr.WithDlrr(dlrr);
 | 
| -  rtc::Buffer packet = xr.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| +  InjectPacket(xr);
 | 
|  
 | 
|    int64_t rtt_ms = 0;
 | 
| -  EXPECT_TRUE(rtcp_receiver_->GetAndResetXrRrRtt(&rtt_ms));
 | 
| +  EXPECT_TRUE(rtcp_receiver_.GetAndResetXrRrRtt(&rtt_ms));
 | 
|    EXPECT_NEAR(kRttMs, rtt_ms, 1);
 | 
|  }
 | 
|  
 | 
| @@ -912,10 +921,7 @@ TEST_F(RtcpReceiverTest, XrDlrrCalculatesNegativeRttAsOne) {
 | 
|    const int64_t kRttMs = rand.Rand(-3600 * 1000, -1);
 | 
|    const uint32_t kDelayNtp = rand.Rand(0, 0x7fffffff);
 | 
|    const int64_t kDelayMs = CompactNtpRttToMs(kDelayNtp);
 | 
| -  rtcp_receiver_->SetRtcpXrRrtrStatus(true);
 | 
| -  std::set<uint32_t> ssrcs;
 | 
| -  ssrcs.insert(kSourceSsrc);
 | 
| -  rtcp_receiver_->SetSsrcs(kSourceSsrc, ssrcs);
 | 
| +  SetSsrc(kSourceSsrc);
 | 
|    NtpTime now(system_clock_);
 | 
|    uint32_t sent_ntp = CompactNtp(now);
 | 
|    system_clock_.AdvanceTimeMilliseconds(kRttMs + kDelayMs);
 | 
| @@ -925,17 +931,16 @@ TEST_F(RtcpReceiverTest, XrDlrrCalculatesNegativeRttAsOne) {
 | 
|    rtcp::ExtendedReports xr;
 | 
|    xr.From(0x2345);
 | 
|    xr.WithDlrr(dlrr);
 | 
| -  rtc::Buffer packet = xr.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| +  InjectPacket(xr);
 | 
|  
 | 
|    int64_t rtt_ms = 0;
 | 
| -  EXPECT_TRUE(rtcp_receiver_->GetAndResetXrRrRtt(&rtt_ms));
 | 
| +  EXPECT_TRUE(rtcp_receiver_.GetAndResetXrRrRtt(&rtt_ms));
 | 
|    EXPECT_EQ(1, rtt_ms);
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, LastReceivedXrReferenceTimeInfoInitiallyFalse) {
 | 
|    RtcpReceiveTimeInfo info;
 | 
| -  EXPECT_FALSE(rtcp_receiver_->LastReceivedXrReferenceTimeInfo(&info));
 | 
| +  EXPECT_FALSE(rtcp_receiver_.LastReceivedXrReferenceTimeInfo(&info));
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, GetLastReceivedExtendedReportsReferenceTimeInfo) {
 | 
| @@ -948,19 +953,17 @@ TEST_F(RtcpReceiverTest, GetLastReceivedExtendedReportsReferenceTimeInfo) {
 | 
|    rtcp::ExtendedReports xr;
 | 
|    xr.From(kSenderSsrc);
 | 
|    xr.WithRrtr(rrtr);
 | 
| -  rtc::Buffer packet = xr.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| -  EXPECT_EQ(kRtcpXrReceiverReferenceTime,
 | 
| -      rtcp_packet_info_.rtcpPacketTypeFlags);
 | 
| +
 | 
| +  InjectPacket(xr);
 | 
|  
 | 
|    RtcpReceiveTimeInfo info;
 | 
| -  EXPECT_TRUE(rtcp_receiver_->LastReceivedXrReferenceTimeInfo(&info));
 | 
| +  EXPECT_TRUE(rtcp_receiver_.LastReceivedXrReferenceTimeInfo(&info));
 | 
|    EXPECT_EQ(kSenderSsrc, info.sourceSSRC);
 | 
|    EXPECT_EQ(kNtpMid, info.lastRR);
 | 
|    EXPECT_EQ(0U, info.delaySinceLastRR);
 | 
|  
 | 
|    system_clock_.AdvanceTimeMilliseconds(1000);
 | 
| -  EXPECT_TRUE(rtcp_receiver_->LastReceivedXrReferenceTimeInfo(&info));
 | 
| +  EXPECT_TRUE(rtcp_receiver_.LastReceivedXrReferenceTimeInfo(&info));
 | 
|    EXPECT_EQ(65536U, info.delaySinceLastRR);
 | 
|  }
 | 
|  
 | 
| @@ -969,16 +972,14 @@ TEST_F(RtcpReceiverTest, ReceiveReportTimeout) {
 | 
|    const uint32_t kSourceSsrc = 0x40506;
 | 
|    const int64_t kRtcpIntervalMs = 1000;
 | 
|  
 | 
| -  std::set<uint32_t> ssrcs;
 | 
| -  ssrcs.insert(kSourceSsrc);
 | 
| -  rtcp_receiver_->SetSsrcs(kSourceSsrc, ssrcs);
 | 
| +  SetSsrc(kSourceSsrc);
 | 
|  
 | 
|    const uint16_t kSequenceNumber = 1234;
 | 
|    system_clock_.AdvanceTimeMilliseconds(3 * kRtcpIntervalMs);
 | 
|  
 | 
|    // No RR received, shouldn't trigger a timeout.
 | 
| -  EXPECT_FALSE(rtcp_receiver_->RtcpRrTimeout(kRtcpIntervalMs));
 | 
| -  EXPECT_FALSE(rtcp_receiver_->RtcpRrSequenceNumberTimeout(kRtcpIntervalMs));
 | 
| +  EXPECT_FALSE(rtcp_receiver_.RtcpRrTimeout(kRtcpIntervalMs));
 | 
| +  EXPECT_FALSE(rtcp_receiver_.RtcpRrSequenceNumberTimeout(kRtcpIntervalMs));
 | 
|  
 | 
|    // Add a RR and advance the clock just enough to not trigger a timeout.
 | 
|    rtcp::ReportBlock rb1;
 | 
| @@ -987,27 +988,31 @@ TEST_F(RtcpReceiverTest, ReceiveReportTimeout) {
 | 
|    rtcp::ReceiverReport rr1;
 | 
|    rr1.From(kSenderSsrc);
 | 
|    rr1.WithReportBlock(rb1);
 | 
| -  rtc::Buffer p1 = rr1.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(p1.data(), p1.size()));
 | 
| +
 | 
| +  EXPECT_CALL(rtp_rtcp_impl_, OnReceivedRtcpReportBlocks(_));
 | 
| +  EXPECT_CALL(bandwidth_observer_, OnReceivedRtcpReceiverReport(_, _, _));
 | 
| +  InjectPacket(rr1);
 | 
|    system_clock_.AdvanceTimeMilliseconds(3 * kRtcpIntervalMs - 1);
 | 
| -  EXPECT_FALSE(rtcp_receiver_->RtcpRrTimeout(kRtcpIntervalMs));
 | 
| -  EXPECT_FALSE(rtcp_receiver_->RtcpRrSequenceNumberTimeout(kRtcpIntervalMs));
 | 
| +  EXPECT_FALSE(rtcp_receiver_.RtcpRrTimeout(kRtcpIntervalMs));
 | 
| +  EXPECT_FALSE(rtcp_receiver_.RtcpRrSequenceNumberTimeout(kRtcpIntervalMs));
 | 
|  
 | 
|    // Add a RR with the same extended max as the previous RR to trigger a
 | 
|    // sequence number timeout, but not a RR timeout.
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(p1.data(), p1.size()));
 | 
| +  EXPECT_CALL(rtp_rtcp_impl_, OnReceivedRtcpReportBlocks(_));
 | 
| +  EXPECT_CALL(bandwidth_observer_, OnReceivedRtcpReceiverReport(_, _, _));
 | 
| +  InjectPacket(rr1);
 | 
|    system_clock_.AdvanceTimeMilliseconds(2);
 | 
| -  EXPECT_FALSE(rtcp_receiver_->RtcpRrTimeout(kRtcpIntervalMs));
 | 
| -  EXPECT_TRUE(rtcp_receiver_->RtcpRrSequenceNumberTimeout(kRtcpIntervalMs));
 | 
| +  EXPECT_FALSE(rtcp_receiver_.RtcpRrTimeout(kRtcpIntervalMs));
 | 
| +  EXPECT_TRUE(rtcp_receiver_.RtcpRrSequenceNumberTimeout(kRtcpIntervalMs));
 | 
|  
 | 
|    // Advance clock enough to trigger an RR timeout too.
 | 
|    system_clock_.AdvanceTimeMilliseconds(3 * kRtcpIntervalMs);
 | 
| -  EXPECT_TRUE(rtcp_receiver_->RtcpRrTimeout(kRtcpIntervalMs));
 | 
| +  EXPECT_TRUE(rtcp_receiver_.RtcpRrTimeout(kRtcpIntervalMs));
 | 
|  
 | 
|    // We should only get one timeout even though we still haven't received a new
 | 
|    // RR.
 | 
| -  EXPECT_FALSE(rtcp_receiver_->RtcpRrTimeout(kRtcpIntervalMs));
 | 
| -  EXPECT_FALSE(rtcp_receiver_->RtcpRrSequenceNumberTimeout(kRtcpIntervalMs));
 | 
| +  EXPECT_FALSE(rtcp_receiver_.RtcpRrTimeout(kRtcpIntervalMs));
 | 
| +  EXPECT_FALSE(rtcp_receiver_.RtcpRrSequenceNumberTimeout(kRtcpIntervalMs));
 | 
|  
 | 
|    // Add a new RR with increase sequence number to reset timers.
 | 
|    rtcp::ReportBlock rb2;
 | 
| @@ -1016,32 +1021,33 @@ TEST_F(RtcpReceiverTest, ReceiveReportTimeout) {
 | 
|    rtcp::ReceiverReport rr2;
 | 
|    rr2.From(kSenderSsrc);
 | 
|    rr2.WithReportBlock(rb2);
 | 
| -  rtc::Buffer p2 = rr2.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(p2.data(), p2.size()));
 | 
| -  EXPECT_FALSE(rtcp_receiver_->RtcpRrTimeout(kRtcpIntervalMs));
 | 
| -  EXPECT_FALSE(rtcp_receiver_->RtcpRrSequenceNumberTimeout(kRtcpIntervalMs));
 | 
| +  EXPECT_CALL(rtp_rtcp_impl_, OnReceivedRtcpReportBlocks(_));
 | 
| +  EXPECT_CALL(bandwidth_observer_, OnReceivedRtcpReceiverReport(_, _, _));
 | 
| +  InjectPacket(rr2);
 | 
| +  EXPECT_FALSE(rtcp_receiver_.RtcpRrTimeout(kRtcpIntervalMs));
 | 
| +  EXPECT_FALSE(rtcp_receiver_.RtcpRrSequenceNumberTimeout(kRtcpIntervalMs));
 | 
|  
 | 
|    // Verify we can get a timeout again once we've received new RR.
 | 
|    system_clock_.AdvanceTimeMilliseconds(2 * kRtcpIntervalMs);
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(p2.data(), p2.size()));
 | 
| +  EXPECT_CALL(rtp_rtcp_impl_, OnReceivedRtcpReportBlocks(_));
 | 
| +  EXPECT_CALL(bandwidth_observer_, OnReceivedRtcpReceiverReport(_, _, _));
 | 
| +  InjectPacket(rr2);
 | 
|    system_clock_.AdvanceTimeMilliseconds(kRtcpIntervalMs + 1);
 | 
| -  EXPECT_FALSE(rtcp_receiver_->RtcpRrTimeout(kRtcpIntervalMs));
 | 
| -  EXPECT_TRUE(rtcp_receiver_->RtcpRrSequenceNumberTimeout(kRtcpIntervalMs));
 | 
| +  EXPECT_FALSE(rtcp_receiver_.RtcpRrTimeout(kRtcpIntervalMs));
 | 
| +  EXPECT_TRUE(rtcp_receiver_.RtcpRrSequenceNumberTimeout(kRtcpIntervalMs));
 | 
|    system_clock_.AdvanceTimeMilliseconds(2 * kRtcpIntervalMs);
 | 
| -  EXPECT_TRUE(rtcp_receiver_->RtcpRrTimeout(kRtcpIntervalMs));
 | 
| +  EXPECT_TRUE(rtcp_receiver_.RtcpRrTimeout(kRtcpIntervalMs));
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, TmmbrReceivedWithNoIncomingPacket) {
 | 
|    // This call is expected to fail because no data has arrived.
 | 
| -  EXPECT_EQ(0u, rtcp_receiver_->TmmbrReceived().size());
 | 
| +  EXPECT_EQ(0u, rtcp_receiver_.TmmbrReceived().size());
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, TmmbrPacketAccepted) {
 | 
|    const uint32_t kMediaFlowSsrc = 0x2040608;
 | 
|    const uint32_t kSenderSsrc = 0x10203;
 | 
| -  std::set<uint32_t> ssrcs;
 | 
| -  ssrcs.insert(kMediaFlowSsrc);  // Matches "media source" above.
 | 
| -  rtcp_receiver_->SetSsrcs(kMediaFlowSsrc, ssrcs);
 | 
| +  SetSsrc(kMediaFlowSsrc);
 | 
|  
 | 
|    rtcp::Tmmbr tmmbr;
 | 
|    tmmbr.From(kSenderSsrc);
 | 
| @@ -1052,10 +1058,13 @@ TEST_F(RtcpReceiverTest, TmmbrPacketAccepted) {
 | 
|    rtcp::CompoundPacket compound;
 | 
|    compound.Append(&sr);
 | 
|    compound.Append(&tmmbr);
 | 
| -  rtc::Buffer packet = compound.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| +  EXPECT_CALL(rtp_rtcp_impl_, OnReceivedRtcpReportBlocks(_));
 | 
| +  EXPECT_CALL(rtp_rtcp_impl_, SetTmmbn(SizeIs(1)));
 | 
| +  EXPECT_CALL(bandwidth_observer_, OnReceivedRtcpReceiverReport(_, _, _));
 | 
| +  EXPECT_CALL(bandwidth_observer_, OnReceivedEstimatedBitrate(30000));
 | 
| +  InjectPacket(compound);
 | 
|  
 | 
| -  std::vector<rtcp::TmmbItem> candidate_set = rtcp_receiver_->TmmbrReceived();
 | 
| +  std::vector<rtcp::TmmbItem> candidate_set = rtcp_receiver_.TmmbrReceived();
 | 
|    EXPECT_EQ(1u, candidate_set.size());
 | 
|    EXPECT_LT(0U, candidate_set[0].bitrate_bps());
 | 
|    EXPECT_EQ(kSenderSsrc, candidate_set[0].ssrc());
 | 
| @@ -1075,21 +1084,19 @@ TEST_F(RtcpReceiverTest, TmmbrPacketNotForUsIgnored) {
 | 
|    rtcp::CompoundPacket compound;
 | 
|    compound.Append(&sr);
 | 
|    compound.Append(&tmmbr);
 | 
| -  rtc::Buffer packet = compound.Build();
 | 
|  
 | 
| -  std::set<uint32_t> ssrcs;
 | 
| -  ssrcs.insert(kMediaFlowSsrc);
 | 
| -  rtcp_receiver_->SetSsrcs(kMediaFlowSsrc, ssrcs);
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| -  EXPECT_EQ(0u, rtcp_receiver_->TmmbrReceived().size());
 | 
| +  SetSsrc(kMediaFlowSsrc);
 | 
| +  EXPECT_CALL(rtp_rtcp_impl_, OnReceivedRtcpReportBlocks(_));
 | 
| +  EXPECT_CALL(bandwidth_observer_, OnReceivedRtcpReceiverReport(_, _, _));
 | 
| +  EXPECT_CALL(bandwidth_observer_, OnReceivedEstimatedBitrate(_)).Times(0);
 | 
| +  InjectPacket(compound);
 | 
| +  EXPECT_EQ(0u, rtcp_receiver_.TmmbrReceived().size());
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, TmmbrPacketZeroRateIgnored) {
 | 
|    const uint32_t kMediaFlowSsrc = 0x2040608;
 | 
|    const uint32_t kSenderSsrc = 0x10203;
 | 
| -  std::set<uint32_t> ssrcs;
 | 
| -  ssrcs.insert(kMediaFlowSsrc);  // Matches "media source" above.
 | 
| -  rtcp_receiver_->SetSsrcs(kMediaFlowSsrc, ssrcs);
 | 
| +  SetSsrc(kMediaFlowSsrc);
 | 
|  
 | 
|    rtcp::Tmmbr tmmbr;
 | 
|    tmmbr.From(kSenderSsrc);
 | 
| @@ -1100,18 +1107,17 @@ TEST_F(RtcpReceiverTest, TmmbrPacketZeroRateIgnored) {
 | 
|    rtcp::CompoundPacket compound;
 | 
|    compound.Append(&sr);
 | 
|    compound.Append(&tmmbr);
 | 
| -  rtc::Buffer packet = compound.Build();
 | 
| -
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| -  EXPECT_EQ(0u, rtcp_receiver_->TmmbrReceived().size());
 | 
| +  EXPECT_CALL(rtp_rtcp_impl_, OnReceivedRtcpReportBlocks(_));
 | 
| +  EXPECT_CALL(bandwidth_observer_, OnReceivedRtcpReceiverReport(_, _, _));
 | 
| +  EXPECT_CALL(bandwidth_observer_, OnReceivedEstimatedBitrate(_)).Times(0);
 | 
| +  InjectPacket(compound);
 | 
| +  EXPECT_EQ(0u, rtcp_receiver_.TmmbrReceived().size());
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, TmmbrThreeConstraintsTimeOut) {
 | 
|    const uint32_t kMediaFlowSsrc = 0x2040608;
 | 
|    const uint32_t kSenderSsrc = 0x10203;
 | 
| -  std::set<uint32_t> ssrcs;
 | 
| -  ssrcs.insert(kMediaFlowSsrc);  // Matches "media source" above.
 | 
| -  rtcp_receiver_->SetSsrcs(kMediaFlowSsrc, ssrcs);
 | 
| +  SetSsrc(kMediaFlowSsrc);
 | 
|  
 | 
|    // Inject 3 packets "from" kSenderSsrc, kSenderSsrc+1, kSenderSsrc+2.
 | 
|    // The times of arrival are starttime + 0, starttime + 5 and starttime + 10.
 | 
| @@ -1125,51 +1131,30 @@ TEST_F(RtcpReceiverTest, TmmbrThreeConstraintsTimeOut) {
 | 
|      rtcp::CompoundPacket compound;
 | 
|      compound.Append(&sr);
 | 
|      compound.Append(&tmmbr);
 | 
| -    rtc::Buffer packet = compound.Build();
 | 
| -    EXPECT_EQ(0, InjectRtcpPacket(packet.data(), packet.size()));
 | 
| +    EXPECT_CALL(rtp_rtcp_impl_, OnReceivedRtcpReportBlocks(_));
 | 
| +    EXPECT_CALL(rtp_rtcp_impl_, SetTmmbn(_));
 | 
| +    EXPECT_CALL(bandwidth_observer_, OnReceivedRtcpReceiverReport(_, _, _));
 | 
| +    EXPECT_CALL(bandwidth_observer_, OnReceivedEstimatedBitrate(_));
 | 
| +    InjectPacket(compound);
 | 
|      // 5 seconds between each packet.
 | 
|      system_clock_.AdvanceTimeMilliseconds(5000);
 | 
|    }
 | 
|    // It is now starttime + 15.
 | 
| -  std::vector<rtcp::TmmbItem> candidate_set = rtcp_receiver_->TmmbrReceived();
 | 
| +  std::vector<rtcp::TmmbItem> candidate_set = rtcp_receiver_.TmmbrReceived();
 | 
|    EXPECT_EQ(3u, candidate_set.size());
 | 
|    EXPECT_LT(0U, candidate_set[0].bitrate_bps());
 | 
|    // We expect the timeout to be 25 seconds. Advance the clock by 12
 | 
|    // seconds, timing out the first packet.
 | 
|    system_clock_.AdvanceTimeMilliseconds(12000);
 | 
| -  candidate_set = rtcp_receiver_->TmmbrReceived();
 | 
| +  candidate_set = rtcp_receiver_.TmmbrReceived();
 | 
|    EXPECT_EQ(2u, candidate_set.size());
 | 
|    EXPECT_EQ(kSenderSsrc + 1, candidate_set[0].ssrc());
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, Callbacks) {
 | 
| -  class RtcpCallbackImpl : public RtcpStatisticsCallback {
 | 
| -   public:
 | 
| -    RtcpCallbackImpl() : RtcpStatisticsCallback(), ssrc_(0) {}
 | 
| -    virtual ~RtcpCallbackImpl() {}
 | 
| -
 | 
| -    void StatisticsUpdated(const RtcpStatistics& statistics,
 | 
| -                           uint32_t ssrc) override {
 | 
| -      stats_ = statistics;
 | 
| -      ssrc_ = ssrc;
 | 
| -    }
 | 
| -
 | 
| -    void CNameChanged(const char* cname, uint32_t ssrc) override {}
 | 
| -
 | 
| -    bool Matches(uint32_t ssrc, uint32_t extended_max, uint8_t fraction_loss,
 | 
| -                 uint32_t cumulative_loss, uint32_t jitter) {
 | 
| -      return ssrc_ == ssrc &&
 | 
| -          stats_.fraction_lost == fraction_loss &&
 | 
| -          stats_.cumulative_lost == cumulative_loss &&
 | 
| -          stats_.extended_max_sequence_number == extended_max &&
 | 
| -          stats_.jitter == jitter;
 | 
| -    }
 | 
| -
 | 
| -    RtcpStatistics stats_;
 | 
| -    uint32_t ssrc_;
 | 
| -  } callback;
 | 
| -
 | 
| -  rtcp_receiver_->RegisterRtcpStatisticsCallback(&callback);
 | 
| +  MockRtcpCallbackImpl callback;
 | 
| +
 | 
| +  rtcp_receiver_.RegisterRtcpStatisticsCallback(&callback);
 | 
|  
 | 
|    const uint32_t kSenderSsrc = 0x10203;
 | 
|    const uint32_t kSourceSsrc = 0x123456;
 | 
| @@ -1178,9 +1163,7 @@ TEST_F(RtcpReceiverTest, Callbacks) {
 | 
|    const uint32_t kJitter = 9;
 | 
|    const uint16_t kSequenceNumber = 1234;
 | 
|  
 | 
| -  std::set<uint32_t> ssrcs;
 | 
| -  ssrcs.insert(kSourceSsrc);
 | 
| -  rtcp_receiver_->SetSsrcs(kSourceSsrc, ssrcs);
 | 
| +  SetSsrc(kSourceSsrc);
 | 
|  
 | 
|    // First packet, all numbers should just propagate.
 | 
|    rtcp::ReportBlock rb1;
 | 
| @@ -1193,14 +1176,22 @@ TEST_F(RtcpReceiverTest, Callbacks) {
 | 
|    rtcp::ReceiverReport rr1;
 | 
|    rr1.From(kSenderSsrc);
 | 
|    rr1.WithReportBlock(rb1);
 | 
| -  rtc::Buffer p1 = rr1.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(p1.data(), p1.size()));
 | 
| -  EXPECT_TRUE(callback.Matches(kSourceSsrc, kSequenceNumber, kFractionLoss,
 | 
| -                               kCumulativeLoss, kJitter));
 | 
| -
 | 
| -  rtcp_receiver_->RegisterRtcpStatisticsCallback(nullptr);
 | 
| -
 | 
| -  // Add arbitrary numbers, callback should not be called (retain old values).
 | 
| +  EXPECT_CALL(
 | 
| +      callback,
 | 
| +      StatisticsUpdated(
 | 
| +          AllOf(Field(&RtcpStatistics::fraction_lost, kFractionLoss),
 | 
| +                Field(&RtcpStatistics::cumulative_lost, kCumulativeLoss),
 | 
| +                Field(&RtcpStatistics::extended_max_sequence_number,
 | 
| +                      kSequenceNumber),
 | 
| +                Field(&RtcpStatistics::jitter, kJitter)),
 | 
| +          kSourceSsrc));
 | 
| +  EXPECT_CALL(rtp_rtcp_impl_, OnReceivedRtcpReportBlocks(_));
 | 
| +  EXPECT_CALL(bandwidth_observer_, OnReceivedRtcpReceiverReport(_, _, _));
 | 
| +  InjectPacket(rr1);
 | 
| +
 | 
| +  rtcp_receiver_.RegisterRtcpStatisticsCallback(nullptr);
 | 
| +
 | 
| +  // Add arbitrary numbers, callback should not be called.
 | 
|    rtcp::ReportBlock rb2;
 | 
|    rb2.To(kSourceSsrc);
 | 
|    rb2.WithExtHighestSeqNum(kSequenceNumber + 1);
 | 
| @@ -1211,32 +1202,31 @@ TEST_F(RtcpReceiverTest, Callbacks) {
 | 
|    rtcp::ReceiverReport rr2;
 | 
|    rr2.From(kSenderSsrc);
 | 
|    rr2.WithReportBlock(rb2);
 | 
| -  rtc::Buffer p2 = rr2.Build();
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(p2.data(), p2.size()));
 | 
| -  EXPECT_TRUE(callback.Matches(kSourceSsrc, kSequenceNumber, kFractionLoss,
 | 
| -                               kCumulativeLoss, kJitter));
 | 
| +  EXPECT_CALL(rtp_rtcp_impl_, OnReceivedRtcpReportBlocks(_));
 | 
| +  EXPECT_CALL(bandwidth_observer_, OnReceivedRtcpReceiverReport(_, _, _));
 | 
| +  EXPECT_CALL(callback, StatisticsUpdated(_, _)).Times(0);
 | 
| +  InjectPacket(rr2);
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, ReceivesTransportFeedback) {
 | 
| +  using rtcp::TransportFeedback;
 | 
|    const uint32_t kSenderSsrc = 0x10203;
 | 
|    const uint32_t kSourceSsrc = 0x123456;
 | 
|  
 | 
| -  std::set<uint32_t> ssrcs;
 | 
| -  ssrcs.insert(kSourceSsrc);
 | 
| -  rtcp_receiver_->SetSsrcs(kSourceSsrc, ssrcs);
 | 
| +  SetSsrc(kSourceSsrc);
 | 
|  
 | 
| -  rtcp::TransportFeedback packet;
 | 
| +  TransportFeedback packet;
 | 
|    packet.WithMediaSourceSsrc(kSourceSsrc);
 | 
|    packet.WithPacketSenderSsrc(kSenderSsrc);
 | 
|    packet.WithBase(1, 1000);
 | 
|    packet.WithReceivedPacket(1, 1000);
 | 
|  
 | 
| -  rtc::Buffer built_packet = packet.Build();
 | 
| -
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(built_packet.data(), built_packet.size()));
 | 
| -
 | 
| -  EXPECT_NE(0u, rtcp_packet_info_.rtcpPacketTypeFlags & kRtcpTransportFeedback);
 | 
| -  EXPECT_TRUE(rtcp_packet_info_.transport_feedback_.get() != nullptr);
 | 
| +  EXPECT_CALL(
 | 
| +      transport_feedback_observer_,
 | 
| +      OnTransportFeedback(AllOf(
 | 
| +          Property(&TransportFeedback::GetMediaSourceSsrc, kSourceSsrc),
 | 
| +          Property(&TransportFeedback::GetPacketSenderSsrc, kSenderSsrc))));
 | 
| +  InjectPacket(packet);
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, ReceivesRemb) {
 | 
| @@ -1245,21 +1235,16 @@ TEST_F(RtcpReceiverTest, ReceivesRemb) {
 | 
|    rtcp::Remb remb;
 | 
|    remb.From(kSenderSsrc);
 | 
|    remb.WithBitrateBps(kBitrateBps);
 | 
| -  rtc::Buffer built_packet = remb.Build();
 | 
| -
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(built_packet.data(), built_packet.size()));
 | 
|  
 | 
| -  EXPECT_EQ(kRtcpRemb, rtcp_packet_info_.rtcpPacketTypeFlags & kRtcpRemb);
 | 
| -  EXPECT_EQ(kBitrateBps, rtcp_packet_info_.receiverEstimatedMaxBitrate);
 | 
| +  EXPECT_CALL(bandwidth_observer_, OnReceivedEstimatedBitrate(kBitrateBps));
 | 
| +  InjectPacket(remb);
 | 
|  }
 | 
|  
 | 
|  TEST_F(RtcpReceiverTest, HandlesInvalidTransportFeedback) {
 | 
|    const uint32_t kSenderSsrc = 0x10203;
 | 
|    const uint32_t kSourceSsrc = 0x123456;
 | 
|  
 | 
| -  std::set<uint32_t> ssrcs;
 | 
| -  ssrcs.insert(kSourceSsrc);
 | 
| -  rtcp_receiver_->SetSsrcs(kSourceSsrc, ssrcs);
 | 
| +  SetSsrc(kSourceSsrc);
 | 
|  
 | 
|    // Send a compound packet with a TransportFeedback followed by something else.
 | 
|    rtcp::TransportFeedback packet;
 | 
| @@ -1282,14 +1267,78 @@ TEST_F(RtcpReceiverTest, HandlesInvalidTransportFeedback) {
 | 
|    ByteWriter<uint16_t>::WriteBigEndian(
 | 
|        &built_packet.data()[kStatusCountOffset], 42);
 | 
|  
 | 
| -  EXPECT_EQ(0, InjectRtcpPacket(built_packet.data(), built_packet.size()));
 | 
| +  // Stress no transport feedback is expected.
 | 
| +  EXPECT_CALL(transport_feedback_observer_, OnTransportFeedback(_)).Times(0);
 | 
| +  // But remb should be processed and cause a callback
 | 
| +  EXPECT_CALL(bandwidth_observer_, OnReceivedEstimatedBitrate(kBitrateBps));
 | 
| +  EXPECT_TRUE(
 | 
| +      rtcp_receiver_.IncomingPacket(built_packet.data(), built_packet.size()));
 | 
| +}
 | 
| +
 | 
| +TEST_F(RtcpReceiverTest, Nack) {
 | 
| +  const uint32_t kSenderSsrc = 0x10203;
 | 
| +  const uint32_t kSourceSsrc = 0x123456;
 | 
| +  const uint16_t kNackList1[] = {1, 2, 3, 5};
 | 
| +  const size_t kNackListLength1 = std::end(kNackList1) - std::begin(kNackList1);
 | 
| +  const uint16_t kNackList2[] = {5, 7, 30, 40};
 | 
| +  const size_t kNackListLength2 = std::end(kNackList2) - std::begin(kNackList2);
 | 
| +  SetSsrc(kSourceSsrc);
 | 
| +
 | 
| +  rtcp::Nack nack;
 | 
| +  nack.From(kSenderSsrc);
 | 
| +  nack.To(kSourceSsrc);
 | 
| +  nack.WithList(kNackList1, kNackListLength1);
 | 
| +
 | 
| +  EXPECT_CALL(rtp_rtcp_impl_, OnReceivedNack(ElementsAreArray(kNackList1)));
 | 
| +  EXPECT_CALL(
 | 
| +      packet_type_counter_observer_,
 | 
| +      RtcpPacketTypesCounterUpdated(
 | 
| +          kSourceSsrc,
 | 
| +          AllOf(Field(&RtcpPacketTypeCounter::nack_requests, 4),
 | 
| +                Field(&RtcpPacketTypeCounter::unique_nack_requests, 4))));
 | 
| +  InjectPacket(nack);
 | 
| +
 | 
| +  rtcp::Nack nack2;
 | 
| +  nack2.From(kSenderSsrc);
 | 
| +  nack2.To(kSourceSsrc);
 | 
| +  nack2.WithList(kNackList2, kNackListLength2);
 | 
| +  EXPECT_CALL(rtp_rtcp_impl_, OnReceivedNack(ElementsAreArray(kNackList2)));
 | 
| +  EXPECT_CALL(
 | 
| +      packet_type_counter_observer_,
 | 
| +      RtcpPacketTypesCounterUpdated(
 | 
| +          kSourceSsrc,
 | 
| +          AllOf(Field(&RtcpPacketTypeCounter::nack_requests, 8),
 | 
| +                Field(&RtcpPacketTypeCounter::unique_nack_requests, 7))));
 | 
| +  InjectPacket(nack2);
 | 
| +}
 | 
|  
 | 
| -  // Transport feedback should be ignored, but next packet should work.
 | 
| -  EXPECT_EQ(0u, rtcp_packet_info_.rtcpPacketTypeFlags & kRtcpTransportFeedback);
 | 
| -  EXPECT_NE(0u, rtcp_packet_info_.rtcpPacketTypeFlags & kRtcpRemb);
 | 
| -  EXPECT_EQ(kBitrateBps, rtcp_packet_info_.receiverEstimatedMaxBitrate);
 | 
| +TEST_F(RtcpReceiverTest, NackNotForUsIgnored) {
 | 
| +  const uint32_t kSenderSsrc = 0x10203;
 | 
| +  const uint32_t kSourceSsrc = 0x123456;
 | 
| +  const uint16_t kNackList1[] = {1, 2, 3, 5};
 | 
| +  const size_t kNackListLength1 = std::end(kNackList1) - std::begin(kNackList1);
 | 
| +  SetSsrc(kSourceSsrc);
 | 
| +
 | 
| +  rtcp::Nack nack;
 | 
| +  nack.From(kSenderSsrc);
 | 
| +  nack.To(kSourceSsrc + 1);
 | 
| +  nack.WithList(kNackList1, kNackListLength1);
 | 
| +
 | 
| +  EXPECT_CALL(packet_type_counter_observer_,
 | 
| +              RtcpPacketTypesCounterUpdated(
 | 
| +                  _, Field(&RtcpPacketTypeCounter::nack_requests, 0)));
 | 
| +  InjectPacket(nack);
 | 
|  }
 | 
|  
 | 
| -}  // Anonymous namespace
 | 
| +TEST_F(RtcpReceiverTest, ForceSenderReport) {
 | 
| +  const uint32_t kSenderSsrc = 0x10203;
 | 
| +  const uint32_t kSourceSsrc = 0x123456;
 | 
| +  rtcp::RapidResyncRequest rr;
 | 
| +  rr.From(kSenderSsrc);
 | 
| +  rr.To(kSourceSsrc);
 | 
| +  EXPECT_CALL(rtp_rtcp_impl_, OnRequestSendReport());
 | 
| +
 | 
| +  InjectPacket(rr);
 | 
| +}
 | 
|  
 | 
|  }  // namespace webrtc
 | 
| 
 |