| /* |
| * Copyright (c) 2014 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. |
| * |
| * This file includes unit tests for the RtcpPacket. |
| */ |
| |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| #include "webrtc/modules/rtp_rtcp/source/rtcp_packet.h" |
| #include "webrtc/test/rtcp_packet_parser.h" |
| |
| using webrtc::rtcp::App; |
| using webrtc::rtcp::Bye; |
| using webrtc::rtcp::Dlrr; |
| using webrtc::rtcp::Empty; |
| using webrtc::rtcp::Fir; |
| using webrtc::rtcp::Ij; |
| using webrtc::rtcp::Nack; |
| using webrtc::rtcp::Pli; |
| using webrtc::rtcp::Sdes; |
| using webrtc::rtcp::SenderReport; |
| using webrtc::rtcp::Sli; |
| using webrtc::rtcp::RawPacket; |
| using webrtc::rtcp::ReceiverReport; |
| using webrtc::rtcp::Remb; |
| using webrtc::rtcp::ReportBlock; |
| using webrtc::rtcp::Rpsi; |
| using webrtc::rtcp::Rrtr; |
| using webrtc::rtcp::SenderReport; |
| using webrtc::rtcp::Tmmbn; |
| using webrtc::rtcp::Tmmbr; |
| using webrtc::rtcp::VoipMetric; |
| using webrtc::rtcp::Xr; |
| using webrtc::test::RtcpPacketParser; |
| |
| namespace webrtc { |
| |
| const uint32_t kSenderSsrc = 0x12345678; |
| const uint32_t kRemoteSsrc = 0x23456789; |
| |
| TEST(RtcpPacketTest, Rr) { |
| ReceiverReport rr; |
| rr.From(kSenderSsrc); |
| |
| RawPacket packet = rr.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.receiver_report()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.receiver_report()->Ssrc()); |
| EXPECT_EQ(0, parser.report_block()->num_packets()); |
| } |
| |
| TEST(RtcpPacketTest, RrWithOneReportBlock) { |
| ReportBlock rb; |
| rb.To(kRemoteSsrc); |
| rb.WithFractionLost(55); |
| rb.WithCumulativeLost(0x111111); |
| rb.WithExtHighestSeqNum(0x22222222); |
| rb.WithJitter(0x33333333); |
| rb.WithLastSr(0x44444444); |
| rb.WithDelayLastSr(0x55555555); |
| |
| ReceiverReport rr; |
| rr.From(kSenderSsrc); |
| rr.WithReportBlock(&rb); |
| |
| RawPacket packet = rr.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.receiver_report()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.receiver_report()->Ssrc()); |
| EXPECT_EQ(1, parser.report_block()->num_packets()); |
| EXPECT_EQ(kRemoteSsrc, parser.report_block()->Ssrc()); |
| EXPECT_EQ(55U, parser.report_block()->FractionLost()); |
| EXPECT_EQ(0x111111U, parser.report_block()->CumPacketLost()); |
| EXPECT_EQ(0x22222222U, parser.report_block()->ExtHighestSeqNum()); |
| EXPECT_EQ(0x33333333U, parser.report_block()->Jitter()); |
| EXPECT_EQ(0x44444444U, parser.report_block()->LastSr()); |
| EXPECT_EQ(0x55555555U, parser.report_block()->DelayLastSr()); |
| } |
| |
| TEST(RtcpPacketTest, RrWithTwoReportBlocks) { |
| ReportBlock rb1; |
| rb1.To(kRemoteSsrc); |
| ReportBlock rb2; |
| rb2.To(kRemoteSsrc + 1); |
| |
| ReceiverReport rr; |
| rr.From(kSenderSsrc); |
| rr.WithReportBlock(&rb1); |
| rr.WithReportBlock(&rb2); |
| |
| RawPacket packet = rr.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.receiver_report()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.receiver_report()->Ssrc()); |
| EXPECT_EQ(2, parser.report_block()->num_packets()); |
| EXPECT_EQ(1, parser.report_blocks_per_ssrc(kRemoteSsrc)); |
| EXPECT_EQ(1, parser.report_blocks_per_ssrc(kRemoteSsrc + 1)); |
| } |
| |
| TEST(RtcpPacketTest, Sr) { |
| SenderReport sr; |
| sr.From(kSenderSsrc); |
| sr.WithNtpSec(0x11111111); |
| sr.WithNtpFrac(0x22222222); |
| sr.WithRtpTimestamp(0x33333333); |
| sr.WithPacketCount(0x44444444); |
| sr.WithOctetCount(0x55555555); |
| |
| RawPacket packet = sr.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| |
| EXPECT_EQ(1, parser.sender_report()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.sender_report()->Ssrc()); |
| EXPECT_EQ(0x11111111U, parser.sender_report()->NtpSec()); |
| EXPECT_EQ(0x22222222U, parser.sender_report()->NtpFrac()); |
| EXPECT_EQ(0x33333333U, parser.sender_report()->RtpTimestamp()); |
| EXPECT_EQ(0x44444444U, parser.sender_report()->PacketCount()); |
| EXPECT_EQ(0x55555555U, parser.sender_report()->OctetCount()); |
| EXPECT_EQ(0, parser.report_block()->num_packets()); |
| } |
| |
| TEST(RtcpPacketTest, SrWithOneReportBlock) { |
| ReportBlock rb; |
| rb.To(kRemoteSsrc); |
| |
| SenderReport sr; |
| sr.From(kSenderSsrc); |
| sr.WithReportBlock(&rb); |
| |
| RawPacket packet = sr.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.sender_report()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.sender_report()->Ssrc()); |
| EXPECT_EQ(1, parser.report_block()->num_packets()); |
| EXPECT_EQ(kRemoteSsrc, parser.report_block()->Ssrc()); |
| } |
| |
| TEST(RtcpPacketTest, SrWithTwoReportBlocks) { |
| ReportBlock rb1; |
| rb1.To(kRemoteSsrc); |
| ReportBlock rb2; |
| rb2.To(kRemoteSsrc + 1); |
| |
| SenderReport sr; |
| sr.From(kSenderSsrc); |
| sr.WithReportBlock(&rb1); |
| sr.WithReportBlock(&rb2); |
| |
| RawPacket packet = sr.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.sender_report()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.sender_report()->Ssrc()); |
| EXPECT_EQ(2, parser.report_block()->num_packets()); |
| EXPECT_EQ(1, parser.report_blocks_per_ssrc(kRemoteSsrc)); |
| EXPECT_EQ(1, parser.report_blocks_per_ssrc(kRemoteSsrc + 1)); |
| } |
| |
| TEST(RtcpPacketTest, IjNoItem) { |
| Ij ij; |
| |
| RawPacket packet = ij.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.ij()->num_packets()); |
| EXPECT_EQ(0, parser.ij_item()->num_packets()); |
| } |
| |
| TEST(RtcpPacketTest, IjOneItem) { |
| Ij ij; |
| ij.WithJitterItem(0x11111111); |
| |
| RawPacket packet = ij.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.ij()->num_packets()); |
| EXPECT_EQ(1, parser.ij_item()->num_packets()); |
| EXPECT_EQ(0x11111111U, parser.ij_item()->Jitter()); |
| } |
| |
| TEST(RtcpPacketTest, IjTwoItems) { |
| Ij ij; |
| ij.WithJitterItem(0x11111111); |
| ij.WithJitterItem(0x22222222); |
| |
| RawPacket packet = ij.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.ij()->num_packets()); |
| EXPECT_EQ(2, parser.ij_item()->num_packets()); |
| EXPECT_EQ(0x22222222U, parser.ij_item()->Jitter()); |
| } |
| |
| TEST(RtcpPacketTest, AppWithNoData) { |
| App app; |
| app.WithSubType(30); |
| uint32_t name = 'n' << 24; |
| name += 'a' << 16; |
| name += 'm' << 8; |
| name += 'e'; |
| app.WithName(name); |
| |
| RawPacket packet = app.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.app()->num_packets()); |
| EXPECT_EQ(30U, parser.app()->SubType()); |
| EXPECT_EQ(name, parser.app()->Name()); |
| EXPECT_EQ(0, parser.app_item()->num_packets()); |
| } |
| |
| TEST(RtcpPacketTest, App) { |
| App app; |
| app.From(kSenderSsrc); |
| app.WithSubType(30); |
| uint32_t name = 'n' << 24; |
| name += 'a' << 16; |
| name += 'm' << 8; |
| name += 'e'; |
| app.WithName(name); |
| const char 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); |
| |
| RawPacket packet = app.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.app()->num_packets()); |
| EXPECT_EQ(30U, parser.app()->SubType()); |
| EXPECT_EQ(name, parser.app()->Name()); |
| EXPECT_EQ(1, parser.app_item()->num_packets()); |
| EXPECT_EQ(kDataLength, parser.app_item()->DataLength()); |
| EXPECT_EQ(0, strncmp(kData, (const char*)parser.app_item()->Data(), |
| parser.app_item()->DataLength())); |
| } |
| |
| TEST(RtcpPacketTest, SdesWithOneChunk) { |
| Sdes sdes; |
| sdes.WithCName(kSenderSsrc, "alice@host"); |
| |
| RawPacket packet = sdes.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.sdes()->num_packets()); |
| EXPECT_EQ(1, parser.sdes_chunk()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.sdes_chunk()->Ssrc()); |
| EXPECT_EQ("alice@host", parser.sdes_chunk()->Cname()); |
| } |
| |
| TEST(RtcpPacketTest, SdesWithMultipleChunks) { |
| Sdes sdes; |
| sdes.WithCName(kSenderSsrc, "a"); |
| sdes.WithCName(kSenderSsrc + 1, "ab"); |
| sdes.WithCName(kSenderSsrc + 2, "abc"); |
| sdes.WithCName(kSenderSsrc + 3, "abcd"); |
| sdes.WithCName(kSenderSsrc + 4, "abcde"); |
| sdes.WithCName(kSenderSsrc + 5, "abcdef"); |
| |
| RawPacket packet = sdes.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.sdes()->num_packets()); |
| EXPECT_EQ(6, parser.sdes_chunk()->num_packets()); |
| EXPECT_EQ(kSenderSsrc + 5, parser.sdes_chunk()->Ssrc()); |
| EXPECT_EQ("abcdef", parser.sdes_chunk()->Cname()); |
| } |
| |
| TEST(RtcpPacketTest, CnameItemWithEmptyString) { |
| Sdes sdes; |
| sdes.WithCName(kSenderSsrc, ""); |
| |
| RawPacket packet = sdes.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.sdes()->num_packets()); |
| EXPECT_EQ(1, parser.sdes_chunk()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.sdes_chunk()->Ssrc()); |
| EXPECT_EQ("", parser.sdes_chunk()->Cname()); |
| } |
| |
| TEST(RtcpPacketTest, Pli) { |
| Pli pli; |
| pli.From(kSenderSsrc); |
| pli.To(kRemoteSsrc); |
| |
| RawPacket packet = pli.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.pli()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.pli()->Ssrc()); |
| EXPECT_EQ(kRemoteSsrc, parser.pli()->MediaSsrc()); |
| } |
| |
| TEST(RtcpPacketTest, Sli) { |
| const uint16_t kFirstMb = 7777; |
| const uint16_t kNumberOfMb = 6666; |
| const uint8_t kPictureId = 60; |
| Sli sli; |
| sli.From(kSenderSsrc); |
| sli.To(kRemoteSsrc); |
| sli.WithFirstMb(kFirstMb); |
| sli.WithNumberOfMb(kNumberOfMb); |
| sli.WithPictureId(kPictureId); |
| |
| RawPacket packet = sli.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.sli()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.sli()->Ssrc()); |
| EXPECT_EQ(kRemoteSsrc, parser.sli()->MediaSsrc()); |
| EXPECT_EQ(1, parser.sli_item()->num_packets()); |
| EXPECT_EQ(kFirstMb, parser.sli_item()->FirstMb()); |
| EXPECT_EQ(kNumberOfMb, parser.sli_item()->NumberOfMb()); |
| EXPECT_EQ(kPictureId, parser.sli_item()->PictureId()); |
| } |
| |
| TEST(RtcpPacketTest, Nack) { |
| Nack nack; |
| const uint16_t kList[] = {0, 1, 3, 8, 16}; |
| const uint16_t kListLength = sizeof(kList) / sizeof(kList[0]); |
| nack.From(kSenderSsrc); |
| nack.To(kRemoteSsrc); |
| nack.WithList(kList, kListLength); |
| RawPacket packet = nack.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.nack()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.nack()->Ssrc()); |
| EXPECT_EQ(kRemoteSsrc, parser.nack()->MediaSsrc()); |
| EXPECT_EQ(1, parser.nack_item()->num_packets()); |
| std::vector<uint16_t> seqs = parser.nack_item()->last_nack_list(); |
| EXPECT_EQ(kListLength, seqs.size()); |
| for (size_t i = 0; i < kListLength; ++i) { |
| EXPECT_EQ(kList[i], seqs[i]); |
| } |
| } |
| |
| TEST(RtcpPacketTest, NackWithWrap) { |
| Nack nack; |
| const uint16_t kList[] = {65500, 65516, 65534, 65535, 0, 1, 3, 20, 100}; |
| const uint16_t kListLength = sizeof(kList) / sizeof(kList[0]); |
| nack.From(kSenderSsrc); |
| nack.To(kRemoteSsrc); |
| nack.WithList(kList, kListLength); |
| RawPacket packet = nack.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.nack()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.nack()->Ssrc()); |
| EXPECT_EQ(kRemoteSsrc, parser.nack()->MediaSsrc()); |
| EXPECT_EQ(4, parser.nack_item()->num_packets()); |
| std::vector<uint16_t> seqs = parser.nack_item()->last_nack_list(); |
| EXPECT_EQ(kListLength, seqs.size()); |
| for (size_t i = 0; i < kListLength; ++i) { |
| EXPECT_EQ(kList[i], seqs[i]); |
| } |
| } |
| |
| TEST(RtcpPacketTest, Rpsi) { |
| Rpsi rpsi; |
| // 1000001 (7 bits = 1 byte in native string). |
| const uint64_t kPictureId = 0x41; |
| const uint16_t kNumberOfValidBytes = 1; |
| rpsi.WithPayloadType(100); |
| rpsi.WithPictureId(kPictureId); |
| |
| RawPacket packet = rpsi.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(100, parser.rpsi()->PayloadType()); |
| EXPECT_EQ(kNumberOfValidBytes * 8, parser.rpsi()->NumberOfValidBits()); |
| EXPECT_EQ(kPictureId, parser.rpsi()->PictureId()); |
| } |
| |
| TEST(RtcpPacketTest, RpsiWithTwoByteNativeString) { |
| Rpsi rpsi; |
| // |1 0000001 (7 bits = 1 byte in native string). |
| const uint64_t kPictureId = 0x81; |
| const uint16_t kNumberOfValidBytes = 2; |
| rpsi.WithPictureId(kPictureId); |
| |
| RawPacket packet = rpsi.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(kNumberOfValidBytes * 8, parser.rpsi()->NumberOfValidBits()); |
| EXPECT_EQ(kPictureId, parser.rpsi()->PictureId()); |
| } |
| |
| TEST(RtcpPacketTest, RpsiWithThreeByteNativeString) { |
| Rpsi rpsi; |
| // 10000|00 100000|0 1000000 (7 bits = 1 byte in native string). |
| const uint64_t kPictureId = 0x102040; |
| const uint16_t kNumberOfValidBytes = 3; |
| rpsi.WithPictureId(kPictureId); |
| |
| RawPacket packet = rpsi.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(kNumberOfValidBytes * 8, parser.rpsi()->NumberOfValidBits()); |
| EXPECT_EQ(kPictureId, parser.rpsi()->PictureId()); |
| } |
| |
| TEST(RtcpPacketTest, RpsiWithFourByteNativeString) { |
| Rpsi rpsi; |
| // 1000|001 00001|01 100001|1 1000010 (7 bits = 1 byte in native string). |
| const uint64_t kPictureId = 0x84161C2; |
| const uint16_t kNumberOfValidBytes = 4; |
| rpsi.WithPictureId(kPictureId); |
| |
| RawPacket packet = rpsi.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(kNumberOfValidBytes * 8, parser.rpsi()->NumberOfValidBits()); |
| EXPECT_EQ(kPictureId, parser.rpsi()->PictureId()); |
| } |
| |
| TEST(RtcpPacketTest, RpsiWithMaxPictureId) { |
| Rpsi rpsi; |
| // 1 1111111| 1111111 1|111111 11|11111 111|1111 1111|111 11111| |
| // 11 111111|1 1111111 (7 bits = 1 byte in native string). |
| const uint64_t kPictureId = 0xffffffffffffffff; |
| const uint16_t kNumberOfValidBytes = 10; |
| rpsi.WithPictureId(kPictureId); |
| |
| RawPacket packet = rpsi.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(kNumberOfValidBytes * 8, parser.rpsi()->NumberOfValidBits()); |
| EXPECT_EQ(kPictureId, parser.rpsi()->PictureId()); |
| } |
| |
| TEST(RtcpPacketTest, Fir) { |
| Fir fir; |
| fir.From(kSenderSsrc); |
| fir.To(kRemoteSsrc); |
| fir.WithCommandSeqNum(123); |
| |
| RawPacket packet = fir.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.fir()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.fir()->Ssrc()); |
| EXPECT_EQ(1, parser.fir_item()->num_packets()); |
| EXPECT_EQ(kRemoteSsrc, parser.fir_item()->Ssrc()); |
| EXPECT_EQ(123U, parser.fir_item()->SeqNum()); |
| } |
| |
| TEST(RtcpPacketTest, AppendPacket) { |
| Fir fir; |
| ReportBlock rb; |
| ReceiverReport rr; |
| rr.From(kSenderSsrc); |
| rr.WithReportBlock(&rb); |
| rr.Append(&fir); |
| |
| RawPacket packet = rr.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.receiver_report()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.receiver_report()->Ssrc()); |
| EXPECT_EQ(1, parser.report_block()->num_packets()); |
| EXPECT_EQ(1, parser.fir()->num_packets()); |
| } |
| |
| TEST(RtcpPacketTest, AppendPacketOnEmpty) { |
| Empty empty; |
| ReceiverReport rr; |
| rr.From(kSenderSsrc); |
| empty.Append(&rr); |
| |
| RawPacket packet = empty.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.receiver_report()->num_packets()); |
| EXPECT_EQ(0, parser.report_block()->num_packets()); |
| } |
| |
| TEST(RtcpPacketTest, AppendPacketWithOwnAppendedPacket) { |
| Fir fir; |
| Bye bye; |
| ReportBlock rb; |
| |
| ReceiverReport rr; |
| rr.WithReportBlock(&rb); |
| rr.Append(&fir); |
| |
| SenderReport sr; |
| sr.Append(&bye); |
| sr.Append(&rr); |
| |
| RawPacket packet = sr.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.sender_report()->num_packets()); |
| EXPECT_EQ(1, parser.receiver_report()->num_packets()); |
| EXPECT_EQ(1, parser.report_block()->num_packets()); |
| EXPECT_EQ(1, parser.bye()->num_packets()); |
| EXPECT_EQ(1, parser.fir()->num_packets()); |
| } |
| |
| TEST(RtcpPacketTest, Bye) { |
| Bye bye; |
| bye.From(kSenderSsrc); |
| |
| RawPacket packet = bye.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.bye()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.bye()->Ssrc()); |
| } |
| |
| TEST(RtcpPacketTest, ByeWithCsrcs) { |
| Fir fir; |
| Bye bye; |
| bye.From(kSenderSsrc); |
| bye.WithCsrc(0x22222222); |
| bye.WithCsrc(0x33333333); |
| bye.Append(&fir); |
| |
| RawPacket packet = bye.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.bye()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.bye()->Ssrc()); |
| EXPECT_EQ(1, parser.fir()->num_packets()); |
| } |
| |
| TEST(RtcpPacketTest, BuildWithInputBuffer) { |
| Fir fir; |
| ReportBlock rb; |
| ReceiverReport rr; |
| rr.From(kSenderSsrc); |
| rr.WithReportBlock(&rb); |
| rr.Append(&fir); |
| |
| const size_t kRrLength = 8; |
| const size_t kReportBlockLength = 24; |
| const size_t kFirLength = 20; |
| |
| size_t len = 0; |
| uint8_t packet[kRrLength + kReportBlockLength + kFirLength]; |
| rr.Build(packet, &len, kRrLength + kReportBlockLength + kFirLength); |
| |
| RtcpPacketParser parser; |
| parser.Parse(packet, len); |
| EXPECT_EQ(1, parser.receiver_report()->num_packets()); |
| EXPECT_EQ(1, parser.report_block()->num_packets()); |
| EXPECT_EQ(1, parser.fir()->num_packets()); |
| } |
| |
| TEST(RtcpPacketTest, BuildWithTooSmallBuffer) { |
| ReportBlock rb; |
| ReceiverReport rr; |
| rr.From(kSenderSsrc); |
| rr.WithReportBlock(&rb); |
| |
| const size_t kRrLength = 8; |
| const size_t kReportBlockLength = 24; |
| |
| // No packet. |
| size_t len = 0; |
| uint8_t packet[kRrLength + kReportBlockLength - 1]; |
| rr.Build(packet, &len, kRrLength + kReportBlockLength - 1); |
| EXPECT_EQ(0U, len); |
| } |
| |
| TEST(RtcpPacketTest, BuildWithTooSmallBuffer_LastBlockFits) { |
| Fir fir; |
| ReportBlock rb; |
| ReceiverReport rr; |
| rr.From(kSenderSsrc); |
| rr.WithReportBlock(&rb); |
| rr.Append(&fir); |
| |
| const size_t kRrLength = 8; |
| const size_t kReportBlockLength = 24; |
| |
| size_t len = 0; |
| uint8_t packet[kRrLength + kReportBlockLength - 1]; |
| rr.Build(packet, &len, kRrLength + kReportBlockLength - 1); |
| RtcpPacketParser parser; |
| parser.Parse(packet, len); |
| EXPECT_EQ(0, parser.receiver_report()->num_packets()); |
| EXPECT_EQ(0, parser.report_block()->num_packets()); |
| EXPECT_EQ(1, parser.fir()->num_packets()); |
| } |
| |
| TEST(RtcpPacketTest, Remb) { |
| Remb remb; |
| remb.From(kSenderSsrc); |
| remb.AppliesTo(kRemoteSsrc); |
| remb.AppliesTo(kRemoteSsrc + 1); |
| remb.AppliesTo(kRemoteSsrc + 2); |
| remb.WithBitrateBps(261011); |
| |
| RawPacket packet = remb.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.psfb_app()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.psfb_app()->Ssrc()); |
| EXPECT_EQ(1, parser.remb_item()->num_packets()); |
| EXPECT_EQ(261011, parser.remb_item()->last_bitrate_bps()); |
| std::vector<uint32_t> ssrcs = parser.remb_item()->last_ssrc_list(); |
| EXPECT_EQ(kRemoteSsrc, ssrcs[0]); |
| EXPECT_EQ(kRemoteSsrc + 1, ssrcs[1]); |
| EXPECT_EQ(kRemoteSsrc + 2, ssrcs[2]); |
| } |
| |
| TEST(RtcpPacketTest, Tmmbr) { |
| Tmmbr tmmbr; |
| tmmbr.From(kSenderSsrc); |
| tmmbr.To(kRemoteSsrc); |
| tmmbr.WithBitrateKbps(312); |
| tmmbr.WithOverhead(60); |
| |
| RawPacket packet = tmmbr.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.tmmbr()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.tmmbr()->Ssrc()); |
| EXPECT_EQ(1, parser.tmmbr_item()->num_packets()); |
| EXPECT_EQ(312U, parser.tmmbr_item()->BitrateKbps()); |
| EXPECT_EQ(60U, parser.tmmbr_item()->Overhead()); |
| } |
| |
| TEST(RtcpPacketTest, TmmbnWithNoItem) { |
| Tmmbn tmmbn; |
| tmmbn.From(kSenderSsrc); |
| |
| RawPacket packet = tmmbn.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.tmmbn()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.tmmbn()->Ssrc()); |
| EXPECT_EQ(0, parser.tmmbn_items()->num_packets()); |
| } |
| |
| TEST(RtcpPacketTest, TmmbnWithOneItem) { |
| Tmmbn tmmbn; |
| tmmbn.From(kSenderSsrc); |
| tmmbn.WithTmmbr(kRemoteSsrc, 312, 60); |
| |
| RawPacket packet = tmmbn.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.tmmbn()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.tmmbn()->Ssrc()); |
| EXPECT_EQ(1, parser.tmmbn_items()->num_packets()); |
| EXPECT_EQ(kRemoteSsrc, parser.tmmbn_items()->Ssrc(0)); |
| EXPECT_EQ(312U, parser.tmmbn_items()->BitrateKbps(0)); |
| EXPECT_EQ(60U, parser.tmmbn_items()->Overhead(0)); |
| } |
| |
| TEST(RtcpPacketTest, TmmbnWithTwoItems) { |
| Tmmbn tmmbn; |
| tmmbn.From(kSenderSsrc); |
| tmmbn.WithTmmbr(kRemoteSsrc, 312, 60); |
| tmmbn.WithTmmbr(kRemoteSsrc + 1, 1288, 40); |
| |
| RawPacket packet = tmmbn.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.tmmbn()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.tmmbn()->Ssrc()); |
| EXPECT_EQ(2, parser.tmmbn_items()->num_packets()); |
| EXPECT_EQ(kRemoteSsrc, parser.tmmbn_items()->Ssrc(0)); |
| EXPECT_EQ(312U, parser.tmmbn_items()->BitrateKbps(0)); |
| EXPECT_EQ(60U, parser.tmmbn_items()->Overhead(0)); |
| EXPECT_EQ(kRemoteSsrc + 1, parser.tmmbn_items()->Ssrc(1)); |
| EXPECT_EQ(1288U, parser.tmmbn_items()->BitrateKbps(1)); |
| EXPECT_EQ(40U, parser.tmmbn_items()->Overhead(1)); |
| } |
| |
| TEST(RtcpPacketTest, XrWithNoReportBlocks) { |
| Xr xr; |
| xr.From(kSenderSsrc); |
| |
| RawPacket packet = xr.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.xr_header()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.xr_header()->Ssrc()); |
| } |
| |
| TEST(RtcpPacketTest, XrWithRrtr) { |
| Rrtr rrtr; |
| rrtr.WithNtpSec(0x11111111); |
| rrtr.WithNtpFrac(0x22222222); |
| Xr xr; |
| xr.From(kSenderSsrc); |
| xr.WithRrtr(&rrtr); |
| |
| RawPacket packet = xr.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.xr_header()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.xr_header()->Ssrc()); |
| EXPECT_EQ(1, parser.rrtr()->num_packets()); |
| EXPECT_EQ(0x11111111U, parser.rrtr()->NtpSec()); |
| EXPECT_EQ(0x22222222U, parser.rrtr()->NtpFrac()); |
| } |
| |
| TEST(RtcpPacketTest, XrWithTwoRrtrBlocks) { |
| Rrtr rrtr1; |
| rrtr1.WithNtpSec(0x11111111); |
| rrtr1.WithNtpFrac(0x22222222); |
| Rrtr rrtr2; |
| rrtr2.WithNtpSec(0x33333333); |
| rrtr2.WithNtpFrac(0x44444444); |
| Xr xr; |
| xr.From(kSenderSsrc); |
| xr.WithRrtr(&rrtr1); |
| xr.WithRrtr(&rrtr2); |
| |
| RawPacket packet = xr.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.xr_header()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.xr_header()->Ssrc()); |
| EXPECT_EQ(2, parser.rrtr()->num_packets()); |
| EXPECT_EQ(0x33333333U, parser.rrtr()->NtpSec()); |
| EXPECT_EQ(0x44444444U, parser.rrtr()->NtpFrac()); |
| } |
| |
| TEST(RtcpPacketTest, XrWithDlrrWithOneSubBlock) { |
| Dlrr dlrr; |
| dlrr.WithDlrrItem(0x11111111, 0x22222222, 0x33333333); |
| Xr xr; |
| xr.From(kSenderSsrc); |
| xr.WithDlrr(&dlrr); |
| |
| RawPacket packet = xr.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.xr_header()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.xr_header()->Ssrc()); |
| EXPECT_EQ(1, parser.dlrr()->num_packets()); |
| EXPECT_EQ(1, parser.dlrr_items()->num_packets()); |
| EXPECT_EQ(0x11111111U, parser.dlrr_items()->Ssrc(0)); |
| EXPECT_EQ(0x22222222U, parser.dlrr_items()->LastRr(0)); |
| EXPECT_EQ(0x33333333U, parser.dlrr_items()->DelayLastRr(0)); |
| } |
| |
| TEST(RtcpPacketTest, XrWithDlrrWithTwoSubBlocks) { |
| Dlrr dlrr; |
| dlrr.WithDlrrItem(0x11111111, 0x22222222, 0x33333333); |
| dlrr.WithDlrrItem(0x44444444, 0x55555555, 0x66666666); |
| Xr xr; |
| xr.From(kSenderSsrc); |
| xr.WithDlrr(&dlrr); |
| |
| RawPacket packet = xr.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.xr_header()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.xr_header()->Ssrc()); |
| EXPECT_EQ(1, parser.dlrr()->num_packets()); |
| EXPECT_EQ(2, parser.dlrr_items()->num_packets()); |
| EXPECT_EQ(0x11111111U, parser.dlrr_items()->Ssrc(0)); |
| EXPECT_EQ(0x22222222U, parser.dlrr_items()->LastRr(0)); |
| EXPECT_EQ(0x33333333U, parser.dlrr_items()->DelayLastRr(0)); |
| EXPECT_EQ(0x44444444U, parser.dlrr_items()->Ssrc(1)); |
| EXPECT_EQ(0x55555555U, parser.dlrr_items()->LastRr(1)); |
| EXPECT_EQ(0x66666666U, parser.dlrr_items()->DelayLastRr(1)); |
| } |
| |
| TEST(RtcpPacketTest, XrWithTwoDlrrBlocks) { |
| Dlrr dlrr1; |
| dlrr1.WithDlrrItem(0x11111111, 0x22222222, 0x33333333); |
| Dlrr dlrr2; |
| dlrr2.WithDlrrItem(0x44444444, 0x55555555, 0x66666666); |
| Xr xr; |
| xr.From(kSenderSsrc); |
| xr.WithDlrr(&dlrr1); |
| xr.WithDlrr(&dlrr2); |
| |
| RawPacket packet = xr.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.xr_header()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.xr_header()->Ssrc()); |
| EXPECT_EQ(2, parser.dlrr()->num_packets()); |
| EXPECT_EQ(2, parser.dlrr_items()->num_packets()); |
| EXPECT_EQ(0x11111111U, parser.dlrr_items()->Ssrc(0)); |
| EXPECT_EQ(0x22222222U, parser.dlrr_items()->LastRr(0)); |
| EXPECT_EQ(0x33333333U, parser.dlrr_items()->DelayLastRr(0)); |
| EXPECT_EQ(0x44444444U, parser.dlrr_items()->Ssrc(1)); |
| EXPECT_EQ(0x55555555U, parser.dlrr_items()->LastRr(1)); |
| EXPECT_EQ(0x66666666U, parser.dlrr_items()->DelayLastRr(1)); |
| } |
| |
| TEST(RtcpPacketTest, XrWithVoipMetric) { |
| VoipMetric metric; |
| metric.To(kRemoteSsrc); |
| metric.LossRate(1); |
| metric.DiscardRate(2); |
| metric.BurstDensity(3); |
| metric.GapDensity(4); |
| metric.BurstDuration(0x1111); |
| metric.GapDuration(0x2222); |
| metric.RoundTripDelay(0x3333); |
| metric.EndSystemDelay(0x4444); |
| metric.SignalLevel(5); |
| metric.NoiseLevel(6); |
| metric.Rerl(7); |
| metric.Gmin(8); |
| metric.Rfactor(9); |
| metric.ExtRfactor(10); |
| metric.MosLq(11); |
| metric.MosCq(12); |
| metric.RxConfig(13); |
| metric.JbNominal(0x5555); |
| metric.JbMax(0x6666); |
| metric.JbAbsMax(0x7777); |
| |
| Xr xr; |
| xr.From(kSenderSsrc); |
| xr.WithVoipMetric(&metric); |
| |
| RawPacket packet = xr.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.xr_header()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.xr_header()->Ssrc()); |
| EXPECT_EQ(1, parser.voip_metric()->num_packets()); |
| EXPECT_EQ(kRemoteSsrc, parser.voip_metric()->Ssrc()); |
| EXPECT_EQ(1, parser.voip_metric()->LossRate()); |
| EXPECT_EQ(2, parser.voip_metric()->DiscardRate()); |
| EXPECT_EQ(3, parser.voip_metric()->BurstDensity()); |
| EXPECT_EQ(4, parser.voip_metric()->GapDensity()); |
| EXPECT_EQ(0x1111, parser.voip_metric()->BurstDuration()); |
| EXPECT_EQ(0x2222, parser.voip_metric()->GapDuration()); |
| EXPECT_EQ(0x3333, parser.voip_metric()->RoundTripDelay()); |
| EXPECT_EQ(0x4444, parser.voip_metric()->EndSystemDelay()); |
| EXPECT_EQ(5, parser.voip_metric()->SignalLevel()); |
| EXPECT_EQ(6, parser.voip_metric()->NoiseLevel()); |
| EXPECT_EQ(7, parser.voip_metric()->Rerl()); |
| EXPECT_EQ(8, parser.voip_metric()->Gmin()); |
| EXPECT_EQ(9, parser.voip_metric()->Rfactor()); |
| EXPECT_EQ(10, parser.voip_metric()->ExtRfactor()); |
| EXPECT_EQ(11, parser.voip_metric()->MosLq()); |
| EXPECT_EQ(12, parser.voip_metric()->MosCq()); |
| EXPECT_EQ(13, parser.voip_metric()->RxConfig()); |
| EXPECT_EQ(0x5555, parser.voip_metric()->JbNominal()); |
| EXPECT_EQ(0x6666, parser.voip_metric()->JbMax()); |
| EXPECT_EQ(0x7777, parser.voip_metric()->JbAbsMax()); |
| } |
| |
| TEST(RtcpPacketTest, XrWithMultipleReportBlocks) { |
| Rrtr rrtr; |
| Dlrr dlrr; |
| dlrr.WithDlrrItem(1, 2, 3); |
| VoipMetric metric; |
| Xr xr; |
| xr.From(kSenderSsrc); |
| xr.WithRrtr(&rrtr); |
| xr.WithDlrr(&dlrr); |
| xr.WithVoipMetric(&metric); |
| |
| RawPacket packet = xr.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.xr_header()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.xr_header()->Ssrc()); |
| EXPECT_EQ(1, parser.rrtr()->num_packets()); |
| EXPECT_EQ(1, parser.dlrr()->num_packets()); |
| EXPECT_EQ(1, parser.dlrr_items()->num_packets()); |
| EXPECT_EQ(1, parser.voip_metric()->num_packets()); |
| } |
| |
| TEST(RtcpPacketTest, DlrrWithoutItemNotIncludedInPacket) { |
| Rrtr rrtr; |
| Dlrr dlrr; |
| VoipMetric metric; |
| Xr xr; |
| xr.From(kSenderSsrc); |
| xr.WithRrtr(&rrtr); |
| xr.WithDlrr(&dlrr); |
| xr.WithVoipMetric(&metric); |
| |
| RawPacket packet = xr.Build(); |
| RtcpPacketParser parser; |
| parser.Parse(packet.buffer(), packet.buffer_length()); |
| EXPECT_EQ(1, parser.xr_header()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.xr_header()->Ssrc()); |
| EXPECT_EQ(1, parser.rrtr()->num_packets()); |
| EXPECT_EQ(0, parser.dlrr()->num_packets()); |
| EXPECT_EQ(1, parser.voip_metric()->num_packets()); |
| } |
| } // namespace webrtc |