| /* |
| * Copyright 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. |
| */ |
| |
| #include "pc/stats_collector.h" |
| |
| #include <stdio.h> |
| |
| #include <memory> |
| |
| #include "absl/algorithm/container.h" |
| #include "absl/memory/memory.h" |
| #include "absl/types/optional.h" |
| #include "api/audio_codecs/audio_encoder.h" |
| #include "api/candidate.h" |
| #include "api/data_channel_interface.h" |
| #include "api/scoped_refptr.h" |
| #include "call/call.h" |
| #include "media/base/media_channel.h" |
| #include "modules/audio_processing/include/audio_processing_statistics.h" |
| #include "pc/data_channel.h" |
| #include "pc/media_stream.h" |
| #include "pc/media_stream_track.h" |
| #include "pc/test/fake_peer_connection_for_stats.h" |
| #include "pc/test/fake_video_track_source.h" |
| #include "pc/test/mock_rtp_receiver_internal.h" |
| #include "pc/test/mock_rtp_sender_internal.h" |
| #include "pc/transport_stats.h" |
| #include "pc/video_track.h" |
| #include "rtc_base/fake_ssl_identity.h" |
| #include "rtc_base/message_digest.h" |
| #include "rtc_base/net_helper.h" |
| #include "rtc_base/ref_counted_object.h" |
| #include "rtc_base/rtc_certificate.h" |
| #include "rtc_base/socket_address.h" |
| #include "rtc_base/ssl_identity.h" |
| #include "rtc_base/ssl_stream_adapter.h" |
| #include "rtc_base/string_encode.h" |
| #include "rtc_base/third_party/base64/base64.h" |
| #include "rtc_base/thread.h" |
| #include "test/gtest.h" |
| |
| using cricket::ConnectionInfo; |
| using cricket::SsrcReceiverInfo; |
| using cricket::TransportChannelStats; |
| using cricket::VideoMediaInfo; |
| using cricket::VideoReceiverInfo; |
| using cricket::VideoSenderInfo; |
| using cricket::VoiceMediaInfo; |
| using cricket::VoiceReceiverInfo; |
| using cricket::VoiceSenderInfo; |
| using ::testing::Return; |
| using ::testing::UnorderedElementsAre; |
| |
| namespace webrtc { |
| |
| namespace internal { |
| // This value comes from openssl/tls1.h |
| static const int TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA = 0xC014; |
| } // namespace internal |
| |
| // Error return values |
| const char kNotFound[] = "NOT FOUND"; |
| |
| // Constant names for track identification. |
| const char kLocalTrackId[] = "local_track_id"; |
| const char kRemoteTrackId[] = "remote_track_id"; |
| const uint32_t kSsrcOfTrack = 1234; |
| |
| class FakeAudioProcessor : public AudioProcessorInterface { |
| public: |
| FakeAudioProcessor() {} |
| ~FakeAudioProcessor() {} |
| |
| private: |
| AudioProcessorInterface::AudioProcessorStatistics GetStats( |
| bool has_recv_streams) override { |
| AudioProcessorStatistics stats; |
| stats.typing_noise_detected = true; |
| if (has_recv_streams) { |
| stats.apm_statistics.echo_return_loss = 2.0; |
| stats.apm_statistics.echo_return_loss_enhancement = 3.0; |
| stats.apm_statistics.delay_median_ms = 4; |
| stats.apm_statistics.delay_standard_deviation_ms = 5; |
| } |
| return stats; |
| } |
| }; |
| |
| class FakeAudioTrack : public MediaStreamTrack<AudioTrackInterface> { |
| public: |
| explicit FakeAudioTrack(const std::string& id) |
| : MediaStreamTrack<AudioTrackInterface>(id), |
| processor_(new rtc::RefCountedObject<FakeAudioProcessor>()) {} |
| std::string kind() const override { return "audio"; } |
| AudioSourceInterface* GetSource() const override { return NULL; } |
| void AddSink(AudioTrackSinkInterface* sink) override {} |
| void RemoveSink(AudioTrackSinkInterface* sink) override {} |
| bool GetSignalLevel(int* level) override { |
| *level = 1; |
| return true; |
| } |
| rtc::scoped_refptr<AudioProcessorInterface> GetAudioProcessor() override { |
| return processor_; |
| } |
| |
| private: |
| rtc::scoped_refptr<FakeAudioProcessor> processor_; |
| }; |
| |
| // This fake audio processor is used to verify that the undesired initial values |
| // (-1) will be filtered out. |
| class FakeAudioProcessorWithInitValue : public AudioProcessorInterface { |
| public: |
| FakeAudioProcessorWithInitValue() {} |
| ~FakeAudioProcessorWithInitValue() {} |
| |
| private: |
| AudioProcessorInterface::AudioProcessorStatistics GetStats( |
| bool /*has_recv_streams*/) override { |
| AudioProcessorStatistics stats; |
| stats.typing_noise_detected = false; |
| return stats; |
| } |
| }; |
| |
| class FakeAudioTrackWithInitValue |
| : public MediaStreamTrack<AudioTrackInterface> { |
| public: |
| explicit FakeAudioTrackWithInitValue(const std::string& id) |
| : MediaStreamTrack<AudioTrackInterface>(id), |
| processor_( |
| new rtc::RefCountedObject<FakeAudioProcessorWithInitValue>()) {} |
| std::string kind() const override { return "audio"; } |
| AudioSourceInterface* GetSource() const override { return NULL; } |
| void AddSink(AudioTrackSinkInterface* sink) override {} |
| void RemoveSink(AudioTrackSinkInterface* sink) override {} |
| bool GetSignalLevel(int* level) override { |
| *level = 1; |
| return true; |
| } |
| rtc::scoped_refptr<AudioProcessorInterface> GetAudioProcessor() override { |
| return processor_; |
| } |
| |
| private: |
| rtc::scoped_refptr<FakeAudioProcessorWithInitValue> processor_; |
| }; |
| |
| bool GetValue(const StatsReport* report, |
| StatsReport::StatsValueName name, |
| std::string* value) { |
| const StatsReport::Value* v = report->FindValue(name); |
| if (!v) |
| return false; |
| *value = v->ToString(); |
| return true; |
| } |
| |
| std::string ExtractStatsValue(const StatsReport::StatsType& type, |
| const StatsReports& reports, |
| StatsReport::StatsValueName name) { |
| for (const auto* r : reports) { |
| std::string ret; |
| if (r->type() == type && GetValue(r, name, &ret)) |
| return ret; |
| } |
| |
| return kNotFound; |
| } |
| |
| StatsReport::Id TypedIdFromIdString(StatsReport::StatsType type, |
| const std::string& value) { |
| EXPECT_FALSE(value.empty()); |
| StatsReport::Id id; |
| if (value.empty()) |
| return id; |
| |
| // This has assumptions about how the ID is constructed. As is, this is |
| // OK since this is for testing purposes only, but if we ever need this |
| // in production, we should add a generic method that does this. |
| size_t index = value.find('_'); |
| EXPECT_NE(index, std::string::npos); |
| if (index == std::string::npos || index == (value.length() - 1)) |
| return id; |
| |
| id = StatsReport::NewTypedId(type, value.substr(index + 1)); |
| EXPECT_EQ(id->ToString(), value); |
| return id; |
| } |
| |
| StatsReport::Id IdFromCertIdString(const std::string& cert_id) { |
| return TypedIdFromIdString(StatsReport::kStatsReportTypeCertificate, cert_id); |
| } |
| |
| // Finds the |n|-th report of type |type| in |reports|. |
| // |n| starts from 1 for finding the first report. |
| const StatsReport* FindNthReportByType(const StatsReports& reports, |
| const StatsReport::StatsType& type, |
| int n) { |
| for (size_t i = 0; i < reports.size(); ++i) { |
| if (reports[i]->type() == type) { |
| n--; |
| if (n == 0) |
| return reports[i]; |
| } |
| } |
| return nullptr; |
| } |
| |
| // Returns the value of the stat identified by |name| in the |n|-th report of |
| // type |type| in |reports|. |
| // |n| starts from 1 for finding the first report. |
| // If either the |n|-th report is not found, or the stat is not present in that |
| // report, then nullopt is returned. |
| absl::optional<std::string> GetValueInNthReportByType( |
| const StatsReports& reports, |
| StatsReport::StatsType type, |
| StatsReport::StatsValueName name, |
| int n) { |
| const StatsReport* report = FindNthReportByType(reports, type, n); |
| if (!report) { |
| return absl::nullopt; |
| } |
| std::string value; |
| if (!GetValue(report, name, &value)) { |
| return absl::nullopt; |
| } |
| return value; |
| } |
| |
| std::vector<const StatsReport*> GetReportsByType(const StatsReports& reports, |
| StatsReport::StatsType type) { |
| std::vector<const StatsReport*> filtered_reports; |
| for (const StatsReport* report : reports) { |
| if (report->type() == type) { |
| filtered_reports.push_back(report); |
| } |
| } |
| return filtered_reports; |
| } |
| |
| const StatsReport* FindReportById(const StatsReports& reports, |
| const StatsReport::Id& id) { |
| for (const auto* r : reports) { |
| if (r->id()->Equals(id)) |
| return r; |
| } |
| return nullptr; |
| } |
| |
| std::string ExtractSsrcStatsValue(const StatsReports& reports, |
| StatsReport::StatsValueName name) { |
| return ExtractStatsValue(StatsReport::kStatsReportTypeSsrc, reports, name); |
| } |
| |
| std::string ExtractBweStatsValue(const StatsReports& reports, |
| StatsReport::StatsValueName name) { |
| return ExtractStatsValue(StatsReport::kStatsReportTypeBwe, reports, name); |
| } |
| |
| std::string DerToPem(const std::string& der) { |
| return rtc::SSLIdentity::DerToPem( |
| rtc::kPemTypeCertificate, |
| reinterpret_cast<const unsigned char*>(der.c_str()), der.length()); |
| } |
| |
| std::vector<std::string> DersToPems(const std::vector<std::string>& ders) { |
| std::vector<std::string> pems(ders.size()); |
| absl::c_transform(ders, pems.begin(), DerToPem); |
| return pems; |
| } |
| |
| void CheckCertChainReports(const StatsReports& reports, |
| const std::vector<std::string>& ders, |
| const StatsReport::Id& start_id) { |
| StatsReport::Id cert_id; |
| const StatsReport::Id* certificate_id = &start_id; |
| size_t i = 0; |
| while (true) { |
| const StatsReport* report = FindReportById(reports, *certificate_id); |
| ASSERT_TRUE(report != NULL); |
| |
| std::string der_base64; |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNameDer, &der_base64)); |
| std::string der = rtc::Base64::Decode(der_base64, rtc::Base64::DO_STRICT); |
| EXPECT_EQ(ders[i], der); |
| |
| std::string fingerprint_algorithm; |
| EXPECT_TRUE(GetValue(report, |
| StatsReport::kStatsValueNameFingerprintAlgorithm, |
| &fingerprint_algorithm)); |
| // The digest algorithm for a FakeSSLCertificate is always SHA-1. |
| std::string sha_1_str = rtc::DIGEST_SHA_1; |
| EXPECT_EQ(sha_1_str, fingerprint_algorithm); |
| |
| std::string fingerprint; |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNameFingerprint, |
| &fingerprint)); |
| EXPECT_FALSE(fingerprint.empty()); |
| |
| ++i; |
| std::string issuer_id; |
| if (!GetValue(report, StatsReport::kStatsValueNameIssuerId, &issuer_id)) { |
| break; |
| } |
| |
| cert_id = IdFromCertIdString(issuer_id); |
| certificate_id = &cert_id; |
| } |
| EXPECT_EQ(ders.size(), i); |
| } |
| |
| void VerifyVoiceReceiverInfoReport(const StatsReport* report, |
| const cricket::VoiceReceiverInfo& info) { |
| std::string value_in_report; |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNameAudioOutputLevel, |
| &value_in_report)); |
| EXPECT_EQ(rtc::ToString(info.audio_level), value_in_report); |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNameBytesReceived, |
| &value_in_report)); |
| EXPECT_EQ(rtc::ToString(info.bytes_rcvd), value_in_report); |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNameJitterReceived, |
| &value_in_report)); |
| EXPECT_EQ(rtc::ToString(info.jitter_ms), value_in_report); |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNameJitterBufferMs, |
| &value_in_report)); |
| EXPECT_EQ(rtc::ToString(info.jitter_buffer_ms), value_in_report); |
| EXPECT_TRUE(GetValue(report, |
| StatsReport::kStatsValueNamePreferredJitterBufferMs, |
| &value_in_report)); |
| EXPECT_EQ(rtc::ToString(info.jitter_buffer_preferred_ms), value_in_report); |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNameCurrentDelayMs, |
| &value_in_report)); |
| EXPECT_EQ(rtc::ToString(info.delay_estimate_ms), value_in_report); |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNameExpandRate, |
| &value_in_report)); |
| EXPECT_EQ(rtc::ToString(info.expand_rate), value_in_report); |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNameSpeechExpandRate, |
| &value_in_report)); |
| EXPECT_EQ(rtc::ToString(info.speech_expand_rate), value_in_report); |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNameAccelerateRate, |
| &value_in_report)); |
| EXPECT_EQ(rtc::ToString(info.accelerate_rate), value_in_report); |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNamePreemptiveExpandRate, |
| &value_in_report)); |
| EXPECT_EQ(rtc::ToString(info.preemptive_expand_rate), value_in_report); |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNameSecondaryDecodedRate, |
| &value_in_report)); |
| EXPECT_EQ(rtc::ToString(info.secondary_decoded_rate), value_in_report); |
| EXPECT_TRUE(GetValue(report, |
| StatsReport::kStatsValueNameSecondaryDiscardedRate, |
| &value_in_report)); |
| EXPECT_EQ(rtc::ToString(info.secondary_discarded_rate), value_in_report); |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNamePacketsReceived, |
| &value_in_report)); |
| EXPECT_EQ(rtc::ToString(info.packets_rcvd), value_in_report); |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNameDecodingCTSG, |
| &value_in_report)); |
| EXPECT_EQ(rtc::ToString(info.decoding_calls_to_silence_generator), |
| value_in_report); |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNameDecodingCTN, |
| &value_in_report)); |
| EXPECT_EQ(rtc::ToString(info.decoding_calls_to_neteq), value_in_report); |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNameDecodingNormal, |
| &value_in_report)); |
| EXPECT_EQ(rtc::ToString(info.decoding_normal), value_in_report); |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNameDecodingPLC, |
| &value_in_report)); |
| EXPECT_EQ(rtc::ToString(info.decoding_plc), value_in_report); |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNameDecodingCodecPLC, |
| &value_in_report)); |
| EXPECT_EQ(rtc::ToString(info.decoding_codec_plc), value_in_report); |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNameDecodingCNG, |
| &value_in_report)); |
| EXPECT_EQ(rtc::ToString(info.decoding_cng), value_in_report); |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNameDecodingPLCCNG, |
| &value_in_report)); |
| EXPECT_EQ(rtc::ToString(info.decoding_plc_cng), value_in_report); |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNameDecodingMutedOutput, |
| &value_in_report)); |
| EXPECT_EQ(rtc::ToString(info.decoding_muted_output), value_in_report); |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNameCodecName, |
| &value_in_report)); |
| } |
| |
| void VerifyVoiceSenderInfoReport(const StatsReport* report, |
| const cricket::VoiceSenderInfo& sinfo) { |
| std::string value_in_report; |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNameCodecName, |
| &value_in_report)); |
| EXPECT_EQ(sinfo.codec_name, value_in_report); |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNameBytesSent, |
| &value_in_report)); |
| EXPECT_EQ(rtc::ToString(sinfo.bytes_sent), value_in_report); |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNamePacketsSent, |
| &value_in_report)); |
| EXPECT_EQ(rtc::ToString(sinfo.packets_sent), value_in_report); |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNamePacketsLost, |
| &value_in_report)); |
| EXPECT_EQ(rtc::ToString(sinfo.packets_lost), value_in_report); |
| EXPECT_TRUE( |
| GetValue(report, StatsReport::kStatsValueNameRtt, &value_in_report)); |
| EXPECT_EQ(rtc::ToString(sinfo.rtt_ms), value_in_report); |
| EXPECT_TRUE( |
| GetValue(report, StatsReport::kStatsValueNameRtt, &value_in_report)); |
| EXPECT_EQ(rtc::ToString(sinfo.rtt_ms), value_in_report); |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNameJitterReceived, |
| &value_in_report)); |
| EXPECT_EQ(rtc::ToString(sinfo.jitter_ms), value_in_report); |
| if (sinfo.apm_statistics.delay_median_ms) { |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNameEchoDelayMedian, |
| &value_in_report)); |
| EXPECT_EQ(rtc::ToString(*sinfo.apm_statistics.delay_median_ms), |
| value_in_report); |
| } else { |
| EXPECT_FALSE(GetValue(report, StatsReport::kStatsValueNameEchoDelayMedian, |
| &value_in_report)); |
| } |
| if (sinfo.apm_statistics.delay_standard_deviation_ms) { |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNameEchoDelayStdDev, |
| &value_in_report)); |
| EXPECT_EQ(rtc::ToString(*sinfo.apm_statistics.delay_standard_deviation_ms), |
| value_in_report); |
| } else { |
| EXPECT_FALSE(GetValue(report, StatsReport::kStatsValueNameEchoDelayStdDev, |
| &value_in_report)); |
| } |
| if (sinfo.apm_statistics.echo_return_loss) { |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNameEchoReturnLoss, |
| &value_in_report)); |
| EXPECT_EQ(rtc::ToString(*sinfo.apm_statistics.echo_return_loss), |
| value_in_report); |
| } else { |
| EXPECT_FALSE(GetValue(report, StatsReport::kStatsValueNameEchoReturnLoss, |
| &value_in_report)); |
| } |
| if (sinfo.apm_statistics.echo_return_loss_enhancement) { |
| EXPECT_TRUE(GetValue(report, |
| StatsReport::kStatsValueNameEchoReturnLossEnhancement, |
| &value_in_report)); |
| EXPECT_EQ(rtc::ToString(*sinfo.apm_statistics.echo_return_loss_enhancement), |
| value_in_report); |
| } else { |
| EXPECT_FALSE(GetValue(report, |
| StatsReport::kStatsValueNameEchoReturnLossEnhancement, |
| &value_in_report)); |
| } |
| if (sinfo.apm_statistics.residual_echo_likelihood) { |
| EXPECT_TRUE(GetValue(report, |
| StatsReport::kStatsValueNameResidualEchoLikelihood, |
| &value_in_report)); |
| EXPECT_EQ(rtc::ToString(*sinfo.apm_statistics.residual_echo_likelihood), |
| value_in_report); |
| } else { |
| EXPECT_FALSE(GetValue(report, |
| StatsReport::kStatsValueNameResidualEchoLikelihood, |
| &value_in_report)); |
| } |
| if (sinfo.apm_statistics.residual_echo_likelihood_recent_max) { |
| EXPECT_TRUE(GetValue( |
| report, StatsReport::kStatsValueNameResidualEchoLikelihoodRecentMax, |
| &value_in_report)); |
| EXPECT_EQ(rtc::ToString( |
| *sinfo.apm_statistics.residual_echo_likelihood_recent_max), |
| value_in_report); |
| } else { |
| EXPECT_FALSE(GetValue( |
| report, StatsReport::kStatsValueNameResidualEchoLikelihoodRecentMax, |
| &value_in_report)); |
| } |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNameAudioInputLevel, |
| &value_in_report)); |
| EXPECT_EQ(rtc::ToString(sinfo.audio_level), value_in_report); |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNameTypingNoiseState, |
| &value_in_report)); |
| std::string typing_detected = sinfo.typing_noise_detected ? "true" : "false"; |
| EXPECT_EQ(typing_detected, value_in_report); |
| EXPECT_TRUE(GetValue(report, |
| StatsReport::kStatsValueNameAnaBitrateActionCounter, |
| &value_in_report)); |
| ASSERT_TRUE(sinfo.ana_statistics.bitrate_action_counter); |
| EXPECT_EQ(rtc::ToString(*sinfo.ana_statistics.bitrate_action_counter), |
| value_in_report); |
| EXPECT_TRUE(GetValue(report, |
| StatsReport::kStatsValueNameAnaChannelActionCounter, |
| &value_in_report)); |
| ASSERT_TRUE(sinfo.ana_statistics.channel_action_counter); |
| EXPECT_EQ(rtc::ToString(*sinfo.ana_statistics.channel_action_counter), |
| value_in_report); |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNameAnaDtxActionCounter, |
| &value_in_report)); |
| ASSERT_TRUE(sinfo.ana_statistics.dtx_action_counter); |
| EXPECT_EQ(rtc::ToString(*sinfo.ana_statistics.dtx_action_counter), |
| value_in_report); |
| EXPECT_TRUE(GetValue(report, StatsReport::kStatsValueNameAnaFecActionCounter, |
| &value_in_report)); |
| ASSERT_TRUE(sinfo.ana_statistics.fec_action_counter); |
| EXPECT_EQ(rtc::ToString(*sinfo.ana_statistics.fec_action_counter), |
| value_in_report); |
| EXPECT_TRUE(GetValue( |
| report, StatsReport::kStatsValueNameAnaFrameLengthIncreaseCounter, |
| &value_in_report)); |
| ASSERT_TRUE(sinfo.ana_statistics.frame_length_increase_counter); |
| EXPECT_EQ(rtc::ToString(*sinfo.ana_statistics.frame_length_increase_counter), |
| value_in_report); |
| EXPECT_TRUE(GetValue( |
| report, StatsReport::kStatsValueNameAnaFrameLengthDecreaseCounter, |
| &value_in_report)); |
| ASSERT_TRUE(sinfo.ana_statistics.frame_length_decrease_counter); |
| EXPECT_EQ(rtc::ToString(*sinfo.ana_statistics.frame_length_decrease_counter), |
| value_in_report); |
| EXPECT_TRUE(GetValue(report, |
| StatsReport::kStatsValueNameAnaUplinkPacketLossFraction, |
| &value_in_report)); |
| ASSERT_TRUE(sinfo.ana_statistics.uplink_packet_loss_fraction); |
| EXPECT_EQ(rtc::ToString(*sinfo.ana_statistics.uplink_packet_loss_fraction), |
| value_in_report); |
| } |
| |
| // Helper methods to avoid duplication of code. |
| void InitVoiceSenderInfo(cricket::VoiceSenderInfo* voice_sender_info, |
| uint32_t ssrc = kSsrcOfTrack) { |
| voice_sender_info->add_ssrc(ssrc); |
| voice_sender_info->codec_name = "fake_codec"; |
| voice_sender_info->bytes_sent = 100; |
| voice_sender_info->packets_sent = 101; |
| voice_sender_info->rtt_ms = 102; |
| voice_sender_info->fraction_lost = 103; |
| voice_sender_info->jitter_ms = 104; |
| voice_sender_info->packets_lost = 105; |
| voice_sender_info->ext_seqnum = 106; |
| voice_sender_info->audio_level = 107; |
| voice_sender_info->apm_statistics.echo_return_loss = 108; |
| voice_sender_info->apm_statistics.echo_return_loss_enhancement = 109; |
| voice_sender_info->apm_statistics.delay_median_ms = 110; |
| voice_sender_info->apm_statistics.delay_standard_deviation_ms = 111; |
| voice_sender_info->typing_noise_detected = false; |
| voice_sender_info->ana_statistics.bitrate_action_counter = 112; |
| voice_sender_info->ana_statistics.channel_action_counter = 113; |
| voice_sender_info->ana_statistics.dtx_action_counter = 114; |
| voice_sender_info->ana_statistics.fec_action_counter = 115; |
| voice_sender_info->ana_statistics.frame_length_increase_counter = 116; |
| voice_sender_info->ana_statistics.frame_length_decrease_counter = 117; |
| voice_sender_info->ana_statistics.uplink_packet_loss_fraction = 118.0; |
| } |
| |
| void UpdateVoiceSenderInfoFromAudioTrack( |
| AudioTrackInterface* audio_track, |
| cricket::VoiceSenderInfo* voice_sender_info, |
| bool has_remote_tracks) { |
| audio_track->GetSignalLevel(&voice_sender_info->audio_level); |
| AudioProcessorInterface::AudioProcessorStatistics audio_processor_stats = |
| audio_track->GetAudioProcessor()->GetStats(has_remote_tracks); |
| voice_sender_info->typing_noise_detected = |
| audio_processor_stats.typing_noise_detected; |
| voice_sender_info->apm_statistics = audio_processor_stats.apm_statistics; |
| } |
| |
| void InitVoiceReceiverInfo(cricket::VoiceReceiverInfo* voice_receiver_info) { |
| voice_receiver_info->add_ssrc(kSsrcOfTrack); |
| voice_receiver_info->bytes_rcvd = 110; |
| voice_receiver_info->packets_rcvd = 111; |
| voice_receiver_info->packets_lost = 114; |
| voice_receiver_info->ext_seqnum = 115; |
| voice_receiver_info->jitter_ms = 116; |
| voice_receiver_info->jitter_buffer_ms = 117; |
| voice_receiver_info->jitter_buffer_preferred_ms = 118; |
| voice_receiver_info->delay_estimate_ms = 119; |
| voice_receiver_info->audio_level = 120; |
| voice_receiver_info->expand_rate = 121; |
| voice_receiver_info->speech_expand_rate = 122; |
| voice_receiver_info->secondary_decoded_rate = 123; |
| voice_receiver_info->accelerate_rate = 124; |
| voice_receiver_info->preemptive_expand_rate = 125; |
| voice_receiver_info->secondary_discarded_rate = 126; |
| voice_receiver_info->decoding_codec_plc = 127; |
| } |
| |
| class StatsCollectorForTest : public StatsCollector { |
| public: |
| explicit StatsCollectorForTest(PeerConnectionInternal* pc) |
| : StatsCollector(pc), time_now_(19477) {} |
| |
| double GetTimeNow() override { return time_now_; } |
| |
| private: |
| double time_now_; |
| }; |
| |
| class StatsCollectorTest : public ::testing::Test { |
| protected: |
| rtc::scoped_refptr<FakePeerConnectionForStats> CreatePeerConnection() { |
| return new rtc::RefCountedObject<FakePeerConnectionForStats>(); |
| } |
| |
| std::unique_ptr<StatsCollectorForTest> CreateStatsCollector( |
| PeerConnectionInternal* pc) { |
| return absl::make_unique<StatsCollectorForTest>(pc); |
| } |
| |
| void VerifyAudioTrackStats(FakeAudioTrack* audio_track, |
| StatsCollectorForTest* stats, |
| const VoiceMediaInfo& voice_info, |
| StatsReports* reports) { |
| stats->UpdateStats(PeerConnectionInterface::kStatsOutputLevelStandard); |
| stats->ClearUpdateStatsCacheForTest(); |
| stats->GetStats(nullptr, reports); |
| |
| // Verify the existence of the track report. |
| const StatsReport* report = |
| FindNthReportByType(*reports, StatsReport::kStatsReportTypeSsrc, 1); |
| ASSERT_TRUE(report); |
| EXPECT_EQ(stats->GetTimeNow(), report->timestamp()); |
| std::string track_id = |
| ExtractSsrcStatsValue(*reports, StatsReport::kStatsValueNameTrackId); |
| EXPECT_EQ(audio_track->id(), track_id); |
| std::string ssrc_id = |
| ExtractSsrcStatsValue(*reports, StatsReport::kStatsValueNameSsrc); |
| EXPECT_EQ(rtc::ToString(kSsrcOfTrack), ssrc_id); |
| |
| std::string media_type = |
| ExtractSsrcStatsValue(*reports, StatsReport::kStatsValueNameMediaType); |
| EXPECT_EQ("audio", media_type); |
| |
| // Verifies the values in the track report. |
| if (!voice_info.senders.empty()) { |
| VerifyVoiceSenderInfoReport(report, voice_info.senders[0]); |
| } |
| if (!voice_info.receivers.empty()) { |
| VerifyVoiceReceiverInfoReport(report, voice_info.receivers[0]); |
| } |
| |
| // Verify we get the same result by passing a track to GetStats(). |
| StatsReports track_reports; // returned values. |
| stats->GetStats(audio_track, &track_reports); |
| const StatsReport* track_report = FindNthReportByType( |
| track_reports, StatsReport::kStatsReportTypeSsrc, 1); |
| ASSERT_TRUE(track_report); |
| EXPECT_EQ(stats->GetTimeNow(), track_report->timestamp()); |
| track_id = ExtractSsrcStatsValue(track_reports, |
| StatsReport::kStatsValueNameTrackId); |
| EXPECT_EQ(audio_track->id(), track_id); |
| ssrc_id = |
| ExtractSsrcStatsValue(track_reports, StatsReport::kStatsValueNameSsrc); |
| EXPECT_EQ(rtc::ToString(kSsrcOfTrack), ssrc_id); |
| if (!voice_info.senders.empty()) { |
| VerifyVoiceSenderInfoReport(track_report, voice_info.senders[0]); |
| } |
| if (!voice_info.receivers.empty()) { |
| VerifyVoiceReceiverInfoReport(track_report, voice_info.receivers[0]); |
| } |
| } |
| |
| void TestCertificateReports(const rtc::FakeSSLIdentity& local_identity, |
| const std::vector<std::string>& local_ders, |
| const rtc::FakeSSLIdentity& remote_identity, |
| const std::vector<std::string>& remote_ders) { |
| const std::string kTransportName = "transport"; |
| |
| auto pc = CreatePeerConnection(); |
| auto stats = CreateStatsCollector(pc); |
| |
| pc->AddVoiceChannel("audio", kTransportName); |
| |
| // Fake stats to process. |
| TransportChannelStats channel_stats; |
| channel_stats.component = 1; |
| channel_stats.srtp_crypto_suite = rtc::SRTP_AES128_CM_SHA1_80; |
| channel_stats.ssl_cipher_suite = |
| internal::TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA; |
| pc->SetTransportStats(kTransportName, channel_stats); |
| |
| // Fake certificate to report. |
| rtc::scoped_refptr<rtc::RTCCertificate> local_certificate( |
| rtc::RTCCertificate::Create( |
| std::unique_ptr<rtc::SSLIdentity>(local_identity.GetReference()))); |
| pc->SetLocalCertificate(kTransportName, local_certificate); |
| pc->SetRemoteCertChain(kTransportName, |
| remote_identity.cert_chain().Clone()); |
| |
| stats->UpdateStats(PeerConnectionInterface::kStatsOutputLevelStandard); |
| |
| StatsReports reports; |
| stats->GetStats(nullptr, &reports); |
| |
| const StatsReport* channel_report = |
| FindNthReportByType(reports, StatsReport::kStatsReportTypeComponent, 1); |
| EXPECT_TRUE(channel_report); |
| |
| // Check local certificate chain. |
| std::string local_certificate_id = |
| ExtractStatsValue(StatsReport::kStatsReportTypeComponent, reports, |
| StatsReport::kStatsValueNameLocalCertificateId); |
| if (local_ders.size() > 0) { |
| EXPECT_NE(kNotFound, local_certificate_id); |
| StatsReport::Id id(IdFromCertIdString(local_certificate_id)); |
| CheckCertChainReports(reports, local_ders, id); |
| } else { |
| EXPECT_EQ(kNotFound, local_certificate_id); |
| } |
| |
| // Check remote certificate chain. |
| std::string remote_certificate_id = |
| ExtractStatsValue(StatsReport::kStatsReportTypeComponent, reports, |
| StatsReport::kStatsValueNameRemoteCertificateId); |
| if (remote_ders.size() > 0) { |
| EXPECT_NE(kNotFound, remote_certificate_id); |
| StatsReport::Id id(IdFromCertIdString(remote_certificate_id)); |
| CheckCertChainReports(reports, remote_ders, id); |
| } else { |
| EXPECT_EQ(kNotFound, remote_certificate_id); |
| } |
| |
| // Check negotiated ciphers. |
| std::string dtls_cipher_suite = |
| ExtractStatsValue(StatsReport::kStatsReportTypeComponent, reports, |
| StatsReport::kStatsValueNameDtlsCipher); |
| EXPECT_EQ(rtc::SSLStreamAdapter::SslCipherSuiteToName( |
| internal::TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA), |
| dtls_cipher_suite); |
| std::string srtp_crypto_suite = |
| ExtractStatsValue(StatsReport::kStatsReportTypeComponent, reports, |
| StatsReport::kStatsValueNameSrtpCipher); |
| EXPECT_EQ(rtc::SrtpCryptoSuiteToName(rtc::SRTP_AES128_CM_SHA1_80), |
| srtp_crypto_suite); |
| } |
| }; |
| |
| static rtc::scoped_refptr<MockRtpSenderInternal> CreateMockSender( |
| rtc::scoped_refptr<MediaStreamTrackInterface> track, |
| uint32_t ssrc) { |
| rtc::scoped_refptr<MockRtpSenderInternal> sender( |
| new rtc::RefCountedObject<MockRtpSenderInternal>()); |
| EXPECT_CALL(*sender, track()).WillRepeatedly(Return(track)); |
| EXPECT_CALL(*sender, ssrc()).WillRepeatedly(Return(ssrc)); |
| EXPECT_CALL(*sender, media_type()) |
| .WillRepeatedly( |
| Return(track->kind() == MediaStreamTrackInterface::kAudioKind |
| ? cricket::MEDIA_TYPE_AUDIO |
| : cricket::MEDIA_TYPE_VIDEO)); |
| return sender; |
| } |
| |
| static rtc::scoped_refptr<MockRtpReceiverInternal> CreateMockReceiver( |
| rtc::scoped_refptr<MediaStreamTrackInterface> track, |
| uint32_t ssrc) { |
| rtc::scoped_refptr<MockRtpReceiverInternal> receiver( |
| new rtc::RefCountedObject<MockRtpReceiverInternal>()); |
| EXPECT_CALL(*receiver, track()).WillRepeatedly(Return(track)); |
| EXPECT_CALL(*receiver, ssrc()).WillRepeatedly(Return(ssrc)); |
| EXPECT_CALL(*receiver, media_type()) |
| .WillRepeatedly( |
| Return(track->kind() == MediaStreamTrackInterface::kAudioKind |
| ? cricket::MEDIA_TYPE_AUDIO |
| : cricket::MEDIA_TYPE_VIDEO)); |
| return receiver; |
| } |
| |
| class StatsCollectorTrackTest : public StatsCollectorTest, |
| public ::testing::WithParamInterface<bool> { |
| public: |
| // Adds a outgoing video track with a given SSRC into the stats. |
| // If GetParam() returns true, the track is also inserted into the local |
| // stream, which is created if necessary. |
| void AddOutgoingVideoTrack(FakePeerConnectionForStats* pc, |
| StatsCollectorForTest* stats) { |
| track_ = VideoTrack::Create(kLocalTrackId, FakeVideoTrackSource::Create(), |
| rtc::Thread::Current()); |
| if (GetParam()) { |
| if (!stream_) |
| stream_ = MediaStream::Create("streamid"); |
| stream_->AddTrack(track_); |
| stats->AddStream(stream_); |
| } else { |
| stats->AddTrack(track_); |
| } |
| pc->AddSender(CreateMockSender(track_, kSsrcOfTrack)); |
| } |
| |
| // Adds a incoming video track with a given SSRC into the stats. |
| void AddIncomingVideoTrack(FakePeerConnectionForStats* pc, |
| StatsCollectorForTest* stats) { |
| track_ = VideoTrack::Create(kRemoteTrackId, FakeVideoTrackSource::Create(), |
| rtc::Thread::Current()); |
| if (GetParam()) { |
| stream_ = MediaStream::Create("streamid"); |
| stream_->AddTrack(track_); |
| stats->AddStream(stream_); |
| } else { |
| stats->AddTrack(track_); |
| } |
| pc->AddReceiver(CreateMockReceiver(track_, kSsrcOfTrack)); |
| } |
| |
| // Adds a outgoing audio track with a given SSRC into the stats, |
| // and register it into the stats object. |
| // If GetParam() returns true, the track is also inserted into the local |
| // stream, which is created if necessary. |
| rtc::scoped_refptr<RtpSenderInterface> AddOutgoingAudioTrack( |
| FakePeerConnectionForStats* pc, |
| StatsCollectorForTest* stats) { |
| audio_track_ = new rtc::RefCountedObject<FakeAudioTrack>(kLocalTrackId); |
| if (GetParam()) { |
| if (!stream_) |
| stream_ = MediaStream::Create("streamid"); |
| stream_->AddTrack(audio_track_); |
| stats->AddStream(stream_); |
| } else { |
| stats->AddTrack(audio_track_); |
| } |
| return pc->AddSender(CreateMockSender(audio_track_, kSsrcOfTrack)); |
| } |
| |
| // Adds a incoming audio track with a given SSRC into the stats. |
| void AddIncomingAudioTrack(FakePeerConnectionForStats* pc, |
| StatsCollectorForTest* stats) { |
| audio_track_ = new rtc::RefCountedObject<FakeAudioTrack>(kRemoteTrackId); |
| if (GetParam()) { |
| if (stream_ == NULL) |
| stream_ = MediaStream::Create("streamid"); |
| stream_->AddTrack(audio_track_); |
| stats->AddStream(stream_); |
| } else { |
| stats->AddTrack(audio_track_); |
| } |
| pc->AddReceiver(CreateMockReceiver(audio_track_, kSsrcOfTrack)); |
| } |
| |
| rtc::scoped_refptr<MediaStream> stream_; |
| rtc::scoped_refptr<VideoTrack> track_; |
| rtc::scoped_refptr<FakeAudioTrack> audio_track_; |
| }; |
| |
| TEST_F(StatsCollectorTest, FilterOutNegativeDataChannelId) { |
| auto pc = CreatePeerConnection(); |
| auto stats = CreateStatsCollector(pc); |
| |
| pc->AddSctpDataChannel("hacks"); |
| |
| stats->UpdateStats(PeerConnectionInterface::kStatsOutputLevelStandard); |
| StatsReports reports; |
| stats->GetStats(nullptr, &reports); |
| |
| const StatsReport* report = |
| FindNthReportByType(reports, StatsReport::kStatsReportTypeDataChannel, 1); |
| |
| std::string value_in_report; |
| EXPECT_FALSE(GetValue(report, StatsReport::kStatsValueNameDataChannelId, |
| &value_in_report)); |
| } |
| |
| // Verify that ExtractDataInfo populates reports. |
| TEST_F(StatsCollectorTest, ExtractDataInfo) { |
| const std::string kDataChannelLabel = "hacks"; |
| constexpr int kDataChannelId = 31337; |
| const std::string kConnectingString = DataChannelInterface::DataStateString( |
| DataChannelInterface::DataState::kConnecting); |
| |
| auto pc = CreatePeerConnection(); |
| auto stats = CreateStatsCollector(pc); |
| |
| InternalDataChannelInit init; |
| init.id = kDataChannelId; |
| pc->AddSctpDataChannel(kDataChannelLabel, init); |
| |
| stats->UpdateStats(PeerConnectionInterface::kStatsOutputLevelStandard); |
| StatsReports reports; |
| stats->GetStats(nullptr, &reports); |
| |
| const StatsReport* report = |
| FindNthReportByType(reports, StatsReport::kStatsReportTypeDataChannel, 1); |
| |
| StatsReport::Id report_id = StatsReport::NewTypedIntId( |
| StatsReport::kStatsReportTypeDataChannel, kDataChannelId); |
| |
| EXPECT_TRUE(report_id->Equals(report->id())); |
| |
| EXPECT_EQ(stats->GetTimeNow(), report->timestamp()); |
| EXPECT_EQ(kDataChannelLabel, |
| ExtractStatsValue(StatsReport::kStatsReportTypeDataChannel, reports, |
| StatsReport::kStatsValueNameLabel)); |
| EXPECT_EQ(rtc::ToString(kDataChannelId), |
| ExtractStatsValue(StatsReport::kStatsReportTypeDataChannel, reports, |
| StatsReport::kStatsValueNameDataChannelId)); |
| EXPECT_EQ(kConnectingString, |
| ExtractStatsValue(StatsReport::kStatsReportTypeDataChannel, reports, |
| StatsReport::kStatsValueNameState)); |
| EXPECT_EQ("", |
| ExtractStatsValue(StatsReport::kStatsReportTypeDataChannel, reports, |
| StatsReport::kStatsValueNameProtocol)); |
| } |
| |
| // This test verifies that 64-bit counters are passed successfully. |
| TEST_P(StatsCollectorTrackTest, BytesCounterHandles64Bits) { |
| // The number of bytes must be larger than 0xFFFFFFFF for this test. |
| constexpr int64_t kBytesSent = 12345678901234LL; |
| |
| auto pc = CreatePeerConnection(); |
| auto stats = CreateStatsCollector(pc); |
| |
| VideoSenderInfo video_sender_info; |
| video_sender_info.add_ssrc(1234); |
| video_sender_info.bytes_sent = kBytesSent; |
| VideoMediaInfo video_info; |
| video_info.senders.push_back(video_sender_info); |
| |
| auto* video_media_channel = pc->AddVideoChannel("video", "transport"); |
| video_media_channel->SetStats(video_info); |
| |
| AddOutgoingVideoTrack(pc, stats.get()); |
| |
| stats->UpdateStats(PeerConnectionInterface::kStatsOutputLevelStandard); |
| StatsReports reports; |
| stats->GetStats(nullptr, &reports); |
| |
| EXPECT_EQ( |
| rtc::ToString(kBytesSent), |
| ExtractSsrcStatsValue(reports, StatsReport::kStatsValueNameBytesSent)); |
| } |
| |
| // Test that audio BWE information is reported via stats. |
| TEST_P(StatsCollectorTrackTest, AudioBandwidthEstimationInfoIsReported) { |
| // Set up an SSRC just to test that we get both kinds of stats back: SSRC and |
| // BWE. |
| constexpr int64_t kBytesSent = 12345678901234LL; |
| constexpr int kSendBandwidth = 1234567; |
| constexpr int kRecvBandwidth = 12345678; |
| constexpr int kPacerDelay = 123; |
| |
| auto pc = CreatePeerConnection(); |
| auto stats = CreateStatsCollector(pc); |
| |
| VoiceSenderInfo voice_sender_info; |
| voice_sender_info.add_ssrc(1234); |
| voice_sender_info.bytes_sent = kBytesSent; |
| VoiceMediaInfo voice_info; |
| voice_info.senders.push_back(voice_sender_info); |
| |
| auto* voice_media_channel = pc->AddVoiceChannel("audio", "transport"); |
| voice_media_channel->SetStats(voice_info); |
| |
| AddOutgoingAudioTrack(pc, stats.get()); |
| |
| Call::Stats call_stats; |
| call_stats.send_bandwidth_bps = kSendBandwidth; |
| call_stats.recv_bandwidth_bps = kRecvBandwidth; |
| call_stats.pacer_delay_ms = kPacerDelay; |
| pc->SetCallStats(call_stats); |
| |
| stats->UpdateStats(PeerConnectionInterface::kStatsOutputLevelStandard); |
| StatsReports reports; |
| stats->GetStats(nullptr, &reports); |
| |
| EXPECT_EQ( |
| rtc::ToString(kBytesSent), |
| ExtractSsrcStatsValue(reports, StatsReport::kStatsValueNameBytesSent)); |
| EXPECT_EQ(rtc::ToString(kSendBandwidth), |
| ExtractBweStatsValue( |
| reports, StatsReport::kStatsValueNameAvailableSendBandwidth)); |
| EXPECT_EQ( |
| rtc::ToString(kRecvBandwidth), |
| ExtractBweStatsValue( |
| reports, StatsReport::kStatsValueNameAvailableReceiveBandwidth)); |
| EXPECT_EQ( |
| rtc::ToString(kPacerDelay), |
| ExtractBweStatsValue(reports, StatsReport::kStatsValueNameBucketDelay)); |
| } |
| |
| // Test that video BWE information is reported via stats. |
| TEST_P(StatsCollectorTrackTest, VideoBandwidthEstimationInfoIsReported) { |
| // Set up an SSRC just to test that we get both kinds of stats back: SSRC and |
| // BWE. |
| constexpr int64_t kBytesSent = 12345678901234LL; |
| constexpr int kSendBandwidth = 1234567; |
| constexpr int kRecvBandwidth = 12345678; |
| constexpr int kPacerDelay = 123; |
| |
| auto pc = CreatePeerConnection(); |
| auto stats = CreateStatsCollector(pc); |
| |
| VideoSenderInfo video_sender_info; |
| video_sender_info.add_ssrc(1234); |
| video_sender_info.bytes_sent = kBytesSent; |
| VideoMediaInfo video_info; |
| video_info.senders.push_back(video_sender_info); |
| |
| auto* video_media_channel = pc->AddVideoChannel("video", "transport"); |
| video_media_channel->SetStats(video_info); |
| |
| AddOutgoingVideoTrack(pc, stats.get()); |
| |
| Call::Stats call_stats; |
| call_stats.send_bandwidth_bps = kSendBandwidth; |
| call_stats.recv_bandwidth_bps = kRecvBandwidth; |
| call_stats.pacer_delay_ms = kPacerDelay; |
| pc->SetCallStats(call_stats); |
| |
| stats->UpdateStats(PeerConnectionInterface::kStatsOutputLevelStandard); |
| StatsReports reports; |
| stats->GetStats(nullptr, &reports); |
| |
| EXPECT_EQ( |
| rtc::ToString(kBytesSent), |
| ExtractSsrcStatsValue(reports, StatsReport::kStatsValueNameBytesSent)); |
| EXPECT_EQ(rtc::ToString(kSendBandwidth), |
| ExtractBweStatsValue( |
| reports, StatsReport::kStatsValueNameAvailableSendBandwidth)); |
| EXPECT_EQ( |
| rtc::ToString(kRecvBandwidth), |
| ExtractBweStatsValue( |
| reports, StatsReport::kStatsValueNameAvailableReceiveBandwidth)); |
| EXPECT_EQ( |
| rtc::ToString(kPacerDelay), |
| ExtractBweStatsValue(reports, StatsReport::kStatsValueNameBucketDelay)); |
| } |
| |
| // This test verifies that an object of type "googSession" always |
| // exists in the returned stats. |
| TEST_F(StatsCollectorTest, SessionObjectExists) { |
| auto pc = CreatePeerConnection(); |
| auto stats = CreateStatsCollector(pc); |
| |
| stats->UpdateStats(PeerConnectionInterface::kStatsOutputLevelStandard); |
| StatsReports reports; |
| stats->GetStats(nullptr, &reports); |
| |
| EXPECT_TRUE( |
| FindNthReportByType(reports, StatsReport::kStatsReportTypeSession, 1)); |
| } |
| |
| // This test verifies that only one object of type "googSession" exists |
| // in the returned stats. |
| TEST_F(StatsCollectorTest, OnlyOneSessionObjectExists) { |
| auto pc = CreatePeerConnection(); |
| auto stats = CreateStatsCollector(pc); |
| |
| stats->UpdateStats(PeerConnectionInterface::kStatsOutputLevelStandard); |
| stats->UpdateStats(PeerConnectionInterface::kStatsOutputLevelStandard); |
| StatsReports reports; |
| stats->GetStats(nullptr, &reports); |
| |
| EXPECT_TRUE( |
| FindNthReportByType(reports, StatsReport::kStatsReportTypeSession, 1)); |
| EXPECT_FALSE( |
| FindNthReportByType(reports, StatsReport::kStatsReportTypeSession, 2)); |
| } |
| |
| // This test verifies that the empty track report exists in the returned stats |
| // without calling StatsCollector::UpdateStats. |
| TEST_P(StatsCollectorTrackTest, TrackObjectExistsWithoutUpdateStats) { |
| auto pc = CreatePeerConnection(); |
| auto stats = CreateStatsCollector(pc); |
| |
| pc->AddVideoChannel("video", "transport"); |
| AddOutgoingVideoTrack(pc, stats.get()); |
| |
| // Verfies the existence of the track report. |
| StatsReports reports; |
| stats->GetStats(nullptr, &reports); |
| ASSERT_EQ(1u, reports.size()); |
| EXPECT_EQ(StatsReport::kStatsReportTypeTrack, reports[0]->type()); |
| EXPECT_EQ(0, reports[0]->timestamp()); |
| |
| std::string trackValue = |
| ExtractStatsValue(StatsReport::kStatsReportTypeTrack, reports, |
| StatsReport::kStatsValueNameTrackId); |
| EXPECT_EQ(kLocalTrackId, trackValue); |
| } |
| |
| // This test verifies that the empty track report exists in the returned stats |
| // when StatsCollector::UpdateStats is called with ssrc stats. |
| TEST_P(StatsCollectorTrackTest, TrackAndSsrcObjectExistAfterUpdateSsrcStats) { |
| constexpr int64_t kBytesSent = 12345678901234LL; |
| |
| auto pc = CreatePeerConnection(); |
| auto stats = CreateStatsCollector(pc); |
| |
| VideoSenderInfo video_sender_info; |
| video_sender_info.add_ssrc(1234); |
| video_sender_info.bytes_sent = kBytesSent; |
| VideoMediaInfo video_info; |
| video_info.senders.push_back(video_sender_info); |
| |
| auto* video_media_channel = pc->AddVideoChannel("video", "transport"); |
| video_media_channel->SetStats(video_info); |
| |
| AddOutgoingVideoTrack(pc, stats.get()); |
| |
| stats->UpdateStats(PeerConnectionInterface::kStatsOutputLevelStandard); |
| StatsReports reports; |
| stats->GetStats(nullptr, &reports); |
| |
| // |reports| should contain at least one session report, one track report, |
| // and one ssrc report. |
| EXPECT_LE(3u, reports.size()); |
| const StatsReport* track_report = |
| FindNthReportByType(reports, StatsReport::kStatsReportTypeTrack, 1); |
| EXPECT_TRUE(track_report); |
| |
| // Get report for the specific |track|. |
| reports.clear(); |
| stats->GetStats(track_, &reports); |
| // |reports| should contain at least one session report, one track report, |
| // and one ssrc report. |
| EXPECT_LE(3u, reports.size()); |
| track_report = |
| FindNthReportByType(reports, StatsReport::kStatsReportTypeTrack, 1); |
| ASSERT_TRUE(track_report); |
| EXPECT_EQ(stats->GetTimeNow(), track_report->timestamp()); |
| |
| std::string ssrc_id = |
| ExtractSsrcStatsValue(reports, StatsReport::kStatsValueNameSsrc); |
| EXPECT_EQ(rtc::ToString(kSsrcOfTrack), ssrc_id); |
| |
| std::string track_id = |
| ExtractSsrcStatsValue(reports, StatsReport::kStatsValueNameTrackId); |
| EXPECT_EQ(kLocalTrackId, track_id); |
| |
| std::string media_type = |
| ExtractSsrcStatsValue(reports, StatsReport::kStatsValueNameMediaType); |
| EXPECT_EQ("video", media_type); |
| } |
| |
| // This test verifies that an SSRC object has the identifier of a Transport |
| // stats object, and that this transport stats object exists in stats. |
| TEST_P(StatsCollectorTrackTest, TransportObjectLinkedFromSsrcObject) { |
| constexpr int64_t kBytesSent = 12345678901234LL; |
| |
| auto pc = CreatePeerConnection(); |
| auto stats = CreateStatsCollector(pc); |
| |
| VideoSenderInfo video_sender_info; |
| video_sender_info.add_ssrc(1234); |
| video_sender_info.bytes_sent = kBytesSent; |
| VideoMediaInfo video_info; |
| video_info.senders.push_back(video_sender_info); |
| |
| auto* video_media_channel = pc->AddVideoChannel("video", "transport"); |
| video_media_channel->SetStats(video_info); |
| |
| AddOutgoingVideoTrack(pc, stats.get()); |
| |
| stats->UpdateStats(PeerConnectionInterface::kStatsOutputLevelStandard); |
| StatsReports reports; |
| stats->GetStats(nullptr, &reports); |
| |
| std::string transport_id = |
| ExtractStatsValue(StatsReport::kStatsReportTypeSsrc, reports, |
| StatsReport::kStatsValueNameTransportId); |
| ASSERT_NE(kNotFound, transport_id); |
| |
| // Transport id component ID will always be 1. |
| // This has assumptions about how the ID is constructed. As is, this is |
| // OK since this is for testing purposes only, but if we ever need this |
| // in production, we should add a generic method that does this. |
| size_t index = transport_id.find('-'); |
| ASSERT_NE(std::string::npos, index); |
| std::string content = transport_id.substr(index + 1); |
| index = content.rfind('-'); |
| ASSERT_NE(std::string::npos, index); |
| content = content.substr(0, index); |
| StatsReport::Id id(StatsReport::NewComponentId(content, 1)); |
| ASSERT_EQ(transport_id, id->ToString()); |
| const StatsReport* transport_report = FindReportById(reports, id); |
| ASSERT_TRUE(transport_report); |
| } |
| |
| // This test verifies that a remote stats object will not be created for |
| // an outgoing SSRC where remote stats are not returned. |
| TEST_P(StatsCollectorTrackTest, RemoteSsrcInfoIsAbsent) { |
| auto pc = CreatePeerConnection(); |
| auto stats = CreateStatsCollector(pc); |
| |
| pc->AddVideoChannel("video", "transport"); |
| AddOutgoingVideoTrack(pc, stats.get()); |
| |
| stats->UpdateStats(PeerConnectionInterface::kStatsOutputLevelStandard); |
| StatsReports reports; |
| stats->GetStats(nullptr, &reports); |
| |
| const StatsReport* remote_report = |
| FindNthReportByType(reports, StatsReport::kStatsReportTypeRemoteSsrc, 1); |
| EXPECT_FALSE(remote_report); |
| } |
| |
| // This test verifies that a remote stats object will be created for |
| // an outgoing SSRC where stats are returned. |
| TEST_P(StatsCollectorTrackTest, RemoteSsrcInfoIsPresent) { |
| auto pc = CreatePeerConnection(); |
| auto stats = CreateStatsCollector(pc); |
| |
| SsrcReceiverInfo remote_ssrc_stats; |
| remote_ssrc_stats.timestamp = 12345.678; |
| remote_ssrc_stats.ssrc = kSsrcOfTrack; |
| VideoSenderInfo video_sender_info; |
| video_sender_info.add_ssrc(kSsrcOfTrack); |
| video_sender_info.remote_stats.push_back(remote_ssrc_stats); |
| VideoMediaInfo video_info; |
| video_info.senders.push_back(video_sender_info); |
| |
| auto* video_media_channel = pc->AddVideoChannel("video", "transport"); |
| video_media_channel->SetStats(video_info); |
| |
| AddOutgoingVideoTrack(pc, stats.get()); |
| |
| stats->UpdateStats(PeerConnectionInterface::kStatsOutputLevelStandard); |
| StatsReports reports; |
| stats->GetStats(nullptr, &reports); |
| |
| const StatsReport* remote_report = |
| FindNthReportByType(reports, StatsReport::kStatsReportTypeRemoteSsrc, 1); |
| ASSERT_TRUE(remote_report); |
| EXPECT_EQ(12345.678, remote_report->timestamp()); |
| } |
| |
| // This test verifies that the empty track report exists in the returned stats |
| // when StatsCollector::UpdateStats is called with ssrc stats. |
| TEST_P(StatsCollectorTrackTest, ReportsFromRemoteTrack) { |
| constexpr int64_t kNumOfPacketsConcealed = 54321; |
| |
| auto pc = CreatePeerConnection(); |
| auto stats = CreateStatsCollector(pc); |
| |
| VideoReceiverInfo video_receiver_info; |
| video_receiver_info.add_ssrc(1234); |
| video_receiver_info.packets_concealed = kNumOfPacketsConcealed; |
| VideoMediaInfo video_info; |
| video_info.receivers.push_back(video_receiver_info); |
| |
| auto* video_media_info = pc->AddVideoChannel("video", "transport"); |
| video_media_info->SetStats(video_info); |
| |
| AddIncomingVideoTrack(pc, stats.get()); |
| |
| stats->UpdateStats(PeerConnectionInterface::kStatsOutputLevelStandard); |
| StatsReports reports; |
| stats->GetStats(nullptr, &reports); |
| |
| // |reports| should contain at least one session report, one track report, |
| // and one ssrc report. |
| EXPECT_LE(3u, reports.size()); |
| const StatsReport* track_report = |
| FindNthReportByType(reports, StatsReport::kStatsReportTypeTrack, 1); |
| ASSERT_TRUE(track_report); |
| EXPECT_EQ(stats->GetTimeNow(), track_report->timestamp()); |
| |
| std::string ssrc_id = |
| ExtractSsrcStatsValue(reports, StatsReport::kStatsValueNameSsrc); |
| EXPECT_EQ(rtc::ToString(kSsrcOfTrack), ssrc_id); |
| |
| std::string track_id = |
| ExtractSsrcStatsValue(reports, StatsReport::kStatsValueNameTrackId); |
| EXPECT_EQ(kRemoteTrackId, track_id); |
| } |
| |
| // This test verifies the Ice Candidate report should contain the correct |
| // information from local/remote candidates. |
| TEST_F(StatsCollectorTest, IceCandidateReport) { |
| const std::string kTransportName = "transport"; |
| const rtc::AdapterType kNetworkType = rtc::ADAPTER_TYPE_ETHERNET; |
| constexpr uint32_t kPriority = 1000; |
| |
| constexpr int kLocalPort = 2000; |
| const std::string kLocalIp = "192.168.0.1"; |
| const rtc::SocketAddress kLocalAddress(kLocalIp, kLocalPort); |
| |
| constexpr int kRemotePort = 2001; |
| const std::string kRemoteIp = "192.168.0.2"; |
| const rtc::SocketAddress kRemoteAddress(kRemoteIp, kRemotePort); |
| |
| auto pc = CreatePeerConnection(); |
| auto stats = CreateStatsCollector(pc); |
| |
| cricket::Candidate local; |
| EXPECT_GT(local.id().length(), 0u); |
| local.set_type(cricket::LOCAL_PORT_TYPE); |
| local.set_protocol(cricket::UDP_PROTOCOL_NAME); |
| local.set_address(kLocalAddress); |
| local.set_priority(kPriority); |
| local.set_network_type(kNetworkType); |
| |
| cricket::Candidate remote; |
| EXPECT_GT(remote.id().length(), 0u); |
| remote.set_type(cricket::PRFLX_PORT_TYPE); |
| remote.set_protocol(cricket::UDP_PROTOCOL_NAME); |
| remote.set_address(kRemoteAddress); |
| remote.set_priority(kPriority); |
| remote.set_network_type(kNetworkType); |
| |
| ConnectionInfo connection_info; |
| connection_info.local_candidate = local; |
| connection_info.remote_candidate = remote; |
| TransportChannelStats channel_stats; |
| channel_stats.connection_infos.push_back(connection_info); |
| |
| pc->AddVoiceChannel("audio", kTransportName); |
| pc->SetTransportStats(kTransportName, channel_stats); |
| |
| stats->UpdateStats(PeerConnectionInterface::kStatsOutputLevelStandard); |
| StatsReports reports; |
| stats->GetStats(nullptr, &reports); |
| |
| // Verify the local candidate report is populated correctly. |
| EXPECT_EQ( |
| "Cand-" + local.id(), |
| ExtractStatsValue(StatsReport::kStatsReportTypeCandidatePair, reports, |
| StatsReport::kStatsValueNameLocalCandidateId)); |
| EXPECT_EQ( |
| kLocalIp, |
| ExtractStatsValue(StatsReport::kStatsReportTypeIceLocalCandidate, reports, |
| StatsReport::kStatsValueNameCandidateIPAddress)); |
| EXPECT_EQ( |
| rtc::ToString(kLocalPort), |
| ExtractStatsValue(StatsReport::kStatsReportTypeIceLocalCandidate, reports, |
| StatsReport::kStatsValueNameCandidatePortNumber)); |
| EXPECT_EQ( |
| cricket::UDP_PROTOCOL_NAME, |
| ExtractStatsValue(StatsReport::kStatsReportTypeIceLocalCandidate, reports, |
| StatsReport::kStatsValueNameCandidateTransportType)); |
| EXPECT_EQ( |
| rtc::ToString(kPriority), |
| ExtractStatsValue(StatsReport::kStatsReportTypeIceLocalCandidate, reports, |
| StatsReport::kStatsValueNameCandidatePriority)); |
| EXPECT_EQ( |
| IceCandidateTypeToStatsType(cricket::LOCAL_PORT_TYPE), |
| ExtractStatsValue(StatsReport::kStatsReportTypeIceLocalCandidate, reports, |
| StatsReport::kStatsValueNameCandidateType)); |
| EXPECT_EQ( |
| AdapterTypeToStatsType(kNetworkType), |
| ExtractStatsValue(StatsReport::kStatsReportTypeIceLocalCandidate, reports, |
| StatsReport::kStatsValueNameCandidateNetworkType)); |
| |
| // Verify the remote candidate report is populated correctly. |
| EXPECT_EQ( |
| "Cand-" + remote.id(), |
| ExtractStatsValue(StatsReport::kStatsReportTypeCandidatePair, reports, |
| StatsReport::kStatsValueNameRemoteCandidateId)); |
| EXPECT_EQ(kRemoteIp, |
| ExtractStatsValue(StatsReport::kStatsReportTypeIceRemoteCandidate, |
| reports, |
| StatsReport::kStatsValueNameCandidateIPAddress)); |
| EXPECT_EQ(rtc::ToString(kRemotePort), |
| ExtractStatsValue(StatsReport::kStatsReportTypeIceRemoteCandidate, |
| reports, |
| StatsReport::kStatsValueNameCandidatePortNumber)); |
| EXPECT_EQ(cricket::UDP_PROTOCOL_NAME, |
| ExtractStatsValue( |
| StatsReport::kStatsReportTypeIceRemoteCandidate, reports, |
| StatsReport::kStatsValueNameCandidateTransportType)); |
| EXPECT_EQ(rtc::ToString(kPriority), |
| ExtractStatsValue(StatsReport::kStatsReportTypeIceRemoteCandidate, |
| reports, |
| StatsReport::kStatsValueNameCandidatePriority)); |
| EXPECT_EQ( |
| IceCandidateTypeToStatsType(cricket::PRFLX_PORT_TYPE), |
| ExtractStatsValue(StatsReport::kStatsReportTypeIceRemoteCandidate, |
| reports, StatsReport::kStatsValueNameCandidateType)); |
| EXPECT_EQ(kNotFound, |
| ExtractStatsValue( |
| StatsReport::kStatsReportTypeIceRemoteCandidate, reports, |
| StatsReport::kStatsValueNameCandidateNetworkType)); |
| } |
| |
| // This test verifies that all chained certificates are correctly |
| // reported |
| TEST_F(StatsCollectorTest, ChainedCertificateReportsCreated) { |
| // Build local certificate chain. |
| std::vector<std::string> local_ders(5); |
| local_ders[0] = "These"; |
| local_ders[1] = "are"; |
| local_ders[2] = "some"; |
| local_ders[3] = "der"; |
| local_ders[4] = "values"; |
| rtc::FakeSSLIdentity local_identity(DersToPems(local_ders)); |
| |
| // Build remote certificate chain |
| std::vector<std::string> remote_ders(4); |
| remote_ders[0] = "A"; |
| remote_ders[1] = "non-"; |
| remote_ders[2] = "intersecting"; |
| remote_ders[3] = "set"; |
| rtc::FakeSSLIdentity remote_identity(DersToPems(remote_ders)); |
| |
| TestCertificateReports(local_identity, local_ders, remote_identity, |
| remote_ders); |
| } |
| |
| // This test verifies that all certificates without chains are correctly |
| // reported. |
| TEST_F(StatsCollectorTest, ChainlessCertificateReportsCreated) { |
| // Build local certificate. |
| std::string local_der = "This is the local der."; |
| rtc::FakeSSLIdentity local_identity(DerToPem(local_der)); |
| |
| // Build remote certificate. |
| std::string remote_der = "This is somebody else's der."; |
| rtc::FakeSSLIdentity remote_identity(DerToPem(remote_der)); |
| |
| TestCertificateReports(local_identity, std::vector<std::string>(1, local_der), |
| remote_identity, |
| std::vector<std::string>(1, remote_der)); |
| } |
| |
| // This test verifies that the stats are generated correctly when no |
| // transport is present. |
| TEST_F(StatsCollectorTest, NoTransport) { |
| auto pc = CreatePeerConnection(); |
| auto stats = CreateStatsCollector(pc); |
| |
| // This will cause the fake PeerConnection to generate a TransportStats entry |
| // but with only a single dummy TransportChannelStats. |
| pc->AddVoiceChannel("audio", "transport"); |
| |
| stats->UpdateStats(PeerConnectionInterface::kStatsOutputLevelStandard); |
| StatsReports reports; |
| stats->GetStats(nullptr, &reports); |
| |
| // Check that the local certificate is absent. |
| std::string local_certificate_id = |
| ExtractStatsValue(StatsReport::kStatsReportTypeComponent, reports, |
| StatsReport::kStatsValueNameLocalCertificateId); |
| ASSERT_EQ(kNotFound, local_certificate_id); |
| |
| // Check that the remote certificate is absent. |
| std::string remote_certificate_id = |
| ExtractStatsValue(StatsReport::kStatsReportTypeComponent, reports, |
| StatsReport::kStatsValueNameRemoteCertificateId); |
| ASSERT_EQ(kNotFound, remote_certificate_id); |
| |
| // Check that the negotiated ciphers are absent. |
| std::string dtls_cipher_suite = |
| ExtractStatsValue(StatsReport::kStatsReportTypeComponent, reports, |
| StatsReport::kStatsValueNameDtlsCipher); |
| ASSERT_EQ(kNotFound, dtls_cipher_suite); |
| std::string srtp_crypto_suite = |
| ExtractStatsValue(StatsReport::kStatsReportTypeComponent, reports, |
| StatsReport::kStatsValueNameSrtpCipher); |
| ASSERT_EQ(kNotFound, srtp_crypto_suite); |
| } |
| |
| // This test verifies that a remote certificate with an unsupported digest |
| // algorithm is correctly ignored. |
| TEST_F(StatsCollectorTest, UnsupportedDigestIgnored) { |
| // Build a local certificate. |
| std::string local_der = "This is the local der."; |
| rtc::FakeSSLIdentity local_identity(DerToPem(local_der)); |
| |
| // Build a remote certificate with an unsupported digest algorithm. |
| std::string remote_der = "This is somebody else's der."; |
| rtc::FakeSSLCertificate remote_cert(DerToPem(remote_der)); |
| remote_cert.set_digest_algorithm("foobar"); |
| rtc::FakeSSLIdentity remote_identity(remote_cert); |
| |
| TestCertificateReports(local_identity, std::vector<std::string>(1, local_der), |
| remote_identity, std::vector<std::string>()); |
| } |
| |
| // This test verifies that the audio/video related stats which are -1 initially |
| // will be filtered out. |
| TEST_P(StatsCollectorTrackTest, FilterOutNegativeInitialValues) { |
| // This test uses streams, but only works for the stream case. |
| if (!GetParam()) { |
| return; |
| } |
| |
| auto pc = CreatePeerConnection(); |
| auto stats = CreateStatsCollector(pc); |
| |
| // Create a local stream with a local audio track and adds it to the stats. |
| stream_ = MediaStream::Create("streamid"); |
| rtc::scoped_refptr<FakeAudioTrackWithInitValue> local_track( |
| new rtc::RefCountedObject<FakeAudioTrackWithInitValue>(kLocalTrackId)); |
| stream_->AddTrack(local_track); |
| pc->AddSender(CreateMockSender(local_track, kSsrcOfTrack)); |
| if (GetParam()) { |
| stats->AddStream(stream_); |
| } |
| stats->AddLocalAudioTrack(local_track.get(), kSsrcOfTrack); |
| |
| // Create a remote stream with a remote audio track and adds it to the stats. |
| rtc::scoped_refptr<MediaStream> remote_stream( |
| MediaStream::Create("remotestreamid")); |
| rtc::scoped_refptr<FakeAudioTrackWithInitValue> remote_track( |
| new rtc::RefCountedObject<FakeAudioTrackWithInitValue>(kRemoteTrackId)); |
| remote_stream->AddTrack(remote_track); |
| pc->AddReceiver(CreateMockReceiver(remote_track, kSsrcOfTrack)); |
| if (GetParam()) { |
| stats->AddStream(remote_stream); |
| } |
| |
| VoiceSenderInfo voice_sender_info; |
| voice_sender_info.add_ssrc(kSsrcOfTrack); |
| // These values are set to -1 initially in audio_send_stream. |
| // The voice_sender_info will read the values from audio_send_stream. |
| voice_sender_info.rtt_ms = -1; |
| voice_sender_info.packets_lost = -1; |
| voice_sender_info.jitter_ms = -1; |
| |
| // Some of the contents in |voice_sender_info| needs to be updated from the |
| // |audio_track_|. |
| UpdateVoiceSenderInfoFromAudioTrack(local_track.get(), &voice_sender_info, |
| true); |
| |
| VoiceReceiverInfo voice_receiver_info; |
| voice_receiver_info.add_ssrc(kSsrcOfTrack); |
| voice_receiver_info.capture_start_ntp_time_ms = -1; |
| voice_receiver_info.audio_level = -1; |
| |
| // Constructs an ssrc stats update. |
| VoiceMediaInfo voice_info; |
| voice_info.senders.push_back(voice_sender_info); |
| voice_info.receivers.push_back(voice_receiver_info); |
| |
| auto* voice_media_channel = pc->AddVoiceChannel("voice", "transport"); |
| voice_media_channel->SetStats(voice_info); |
| |
| stats->UpdateStats(PeerConnectionInterface::kStatsOutputLevelStandard); |
| |
| // Get stats for the local track. |
| StatsReports reports; |
| stats->GetStats(local_track.get(), &reports); |
| const StatsReport* report = |
| FindNthReportByType(reports, StatsReport::kStatsReportTypeSsrc, 1); |
| ASSERT_TRUE(report); |
| // The -1 will not be added to the stats report. |
| std::string value_in_report; |
| EXPECT_FALSE( |
| GetValue(report, StatsReport::kStatsValueNameRtt, &value_in_report)); |
| EXPECT_FALSE(GetValue(report, StatsReport::kStatsValueNamePacketsLost, |
| &value_in_report)); |
| EXPECT_FALSE(GetValue(report, StatsReport::kStatsValueNameJitterReceived, |
| &value_in_report)); |
| EXPECT_FALSE(GetValue(report, StatsReport::kStatsValueNameEchoDelayMedian, |
| &value_in_report)); |
| EXPECT_FALSE(GetValue(report, StatsReport::kStatsValueNameEchoDelayStdDev, |
| &value_in_report)); |
| |
| // Get stats for the remote track. |
| reports.clear(); |
| stats->GetStats(remote_track.get(), &reports); |
| report = FindNthReportByType(reports, StatsReport::kStatsReportTypeSsrc, 1); |
| ASSERT_TRUE(report); |
| EXPECT_FALSE(GetValue(report, |
| StatsReport::kStatsValueNameCaptureStartNtpTimeMs, |
| &value_in_report)); |
| EXPECT_FALSE(GetValue(report, StatsReport::kStatsValueNameAudioInputLevel, |
| &value_in_report)); |
| } |
| |
| // This test verifies that a local stats object can get statistics via |
| // AudioTrackInterface::GetStats() method. |
| TEST_P(StatsCollectorTrackTest, GetStatsFromLocalAudioTrack) { |
| auto pc = CreatePeerConnection(); |
| auto stats = CreateStatsCollector(pc); |
| |
| AddOutgoingAudioTrack(pc, stats.get()); |
| stats->AddLocalAudioTrack(audio_track_, kSsrcOfTrack); |
| |
| VoiceSenderInfo voice_sender_info; |
| InitVoiceSenderInfo(&voice_sender_info); |
| UpdateVoiceSenderInfoFromAudioTrack(audio_track_, &voice_sender_info, false); |
| VoiceMediaInfo voice_info; |
| voice_info.senders.push_back(voice_sender_info); |
| |
| auto* voice_media_channel = pc->AddVoiceChannel("audio", "transport"); |
| voice_media_channel->SetStats(voice_info); |
| |
| StatsReports reports; // returned values. |
| VerifyAudioTrackStats(audio_track_, stats.get(), voice_info, &reports); |
| |
| // Verify that there is no remote report for the local audio track because |
| // we did not set it up. |
| const StatsReport* remote_report = |
| FindNthReportByType(reports, StatsReport::kStatsReportTypeRemoteSsrc, 1); |
| EXPECT_TRUE(remote_report == NULL); |
| } |
| |
| // This test verifies that audio receive streams populate stats reports |
| // correctly. |
| TEST_P(StatsCollectorTrackTest, GetStatsFromRemoteStream) { |
| auto pc = CreatePeerConnection(); |
| auto stats = CreateStatsCollector(pc); |
| |
| AddIncomingAudioTrack(pc, stats.get()); |
| |
| VoiceReceiverInfo voice_receiver_info; |
| InitVoiceReceiverInfo(&voice_receiver_info); |
| voice_receiver_info.codec_name = "fake_codec"; |
| VoiceMediaInfo voice_info; |
| voice_info.receivers.push_back(voice_receiver_info); |
| |
| auto* voice_media_channel = pc->AddVoiceChannel("audio", "transport"); |
| voice_media_channel->SetStats(voice_info); |
| |
| StatsReports reports; // returned values. |
| VerifyAudioTrackStats(audio_track_, stats.get(), voice_info, &reports); |
| } |
| |
| // This test verifies that a local stats object won't update its statistics |
| // after a RemoveLocalAudioTrack() call. |
| TEST_P(StatsCollectorTrackTest, GetStatsAfterRemoveAudioStream) { |
| auto pc = CreatePeerConnection(); |
| auto stats = CreateStatsCollector(pc); |
| |
| AddOutgoingAudioTrack(pc, stats.get()); |
| stats->AddLocalAudioTrack(audio_track_.get(), kSsrcOfTrack); |
| |
| VoiceSenderInfo voice_sender_info; |
| InitVoiceSenderInfo(&voice_sender_info); |
| VoiceMediaInfo voice_info; |
| voice_info.senders.push_back(voice_sender_info); |
| |
| auto* voice_media_channel = pc->AddVoiceChannel("audio", "transport"); |
| voice_media_channel->SetStats(voice_info); |
| |
| stats->RemoveLocalAudioTrack(audio_track_.get(), kSsrcOfTrack); |
| |
| stats->UpdateStats(PeerConnectionInterface::kStatsOutputLevelStandard); |
| StatsReports reports; |
| stats->GetStats(nullptr, &reports); |
| |
| // The report will exist since we don't remove them in RemoveStream(). |
| const StatsReport* report = |
| FindNthReportByType(reports, StatsReport::kStatsReportTypeSsrc, 1); |
| ASSERT_TRUE(report); |
| EXPECT_EQ(stats->GetTimeNow(), report->timestamp()); |
| std::string track_id = |
| ExtractSsrcStatsValue(reports, StatsReport::kStatsValueNameTrackId); |
| EXPECT_EQ(kLocalTrackId, track_id); |
| std::string ssrc_id = |
| ExtractSsrcStatsValue(reports, StatsReport::kStatsValueNameSsrc); |
| EXPECT_EQ(rtc::ToString(kSsrcOfTrack), ssrc_id); |
| |
| // Verifies the values in the track report, no value will be changed by the |
| // AudioTrackInterface::GetSignalValue() and |
| // AudioProcessorInterface::GetStats(); |
| VerifyVoiceSenderInfoReport(report, voice_sender_info); |
| } |
| |
| // This test verifies that when ongoing and incoming audio tracks are using |
| // the same ssrc, they populate stats reports correctly. |
| TEST_P(StatsCollectorTrackTest, LocalAndRemoteTracksWithSameSsrc) { |
| auto pc = CreatePeerConnection(); |
| auto stats = CreateStatsCollector(pc); |
| |
| // Create a local stream with a local audio track and adds it to the stats. |
| AddOutgoingAudioTrack(pc, stats.get()); |
| stats->AddLocalAudioTrack(audio_track_.get(), kSsrcOfTrack); |
| |
| // Create a remote stream with a remote audio track and adds it to the stats. |
| rtc::scoped_refptr<MediaStream> remote_stream( |
| MediaStream::Create("remotestreamid")); |
| rtc::scoped_refptr<FakeAudioTrack> remote_track( |
| new rtc::RefCountedObject<FakeAudioTrack>(kRemoteTrackId)); |
| pc->AddReceiver(CreateMockReceiver(remote_track, kSsrcOfTrack)); |
| remote_stream->AddTrack(remote_track); |
| stats->AddStream(remote_stream); |
| |
| VoiceSenderInfo voice_sender_info; |
| InitVoiceSenderInfo(&voice_sender_info); |
| // Some of the contents in |voice_sender_info| needs to be updated from the |
| // |audio_track_|. |
| UpdateVoiceSenderInfoFromAudioTrack(audio_track_.get(), &voice_sender_info, |
| true); |
| |
| VoiceReceiverInfo voice_receiver_info; |
| InitVoiceReceiverInfo(&voice_receiver_info); |
| |
| // Constructs an ssrc stats update. |
| VoiceMediaInfo voice_info; |
| voice_info.senders.push_back(voice_sender_info); |
| voice_info.receivers.push_back(voice_receiver_info); |
| |
| // Instruct the session to return stats containing the transport channel. |
| auto* voice_media_channel = pc->AddVoiceChannel("audio", "transport"); |
| voice_media_channel->SetStats(voice_info); |
| |
| stats->UpdateStats(PeerConnectionInterface::kStatsOutputLevelStandard); |
| |
| // Get stats for the local track. |
| StatsReports reports; // returned values. |
| stats->GetStats(audio_track_.get(), &reports); |
| |
| const StatsReport* track_report = |
| FindNthReportByType(reports, StatsReport::kStatsReportTypeSsrc, 1); |
| ASSERT_TRUE(track_report); |
| EXPECT_EQ(stats->GetTimeNow(), track_report->timestamp()); |
| std::string track_id = |
| ExtractSsrcStatsValue(reports, StatsReport::kStatsValueNameTrackId); |
| EXPECT_EQ(kLocalTrackId, track_id); |
| VerifyVoiceSenderInfoReport(track_report, voice_sender_info); |
| |
| // Get stats for the remote track. |
| reports.clear(); |
| stats->GetStats(remote_track.get(), &reports); |
| track_report = |
| FindNthReportByType(reports, StatsReport::kStatsReportTypeSsrc, 1); |
| ASSERT_TRUE(track_report); |
| EXPECT_EQ(stats->GetTimeNow(), track_report->timestamp()); |
| track_id = |
| ExtractSsrcStatsValue(reports, StatsReport::kStatsValueNameTrackId); |
| EXPECT_EQ(kRemoteTrackId, track_id); |
| VerifyVoiceReceiverInfoReport(track_report, voice_receiver_info); |
| } |
| |
| // This test verifies that when two outgoing audio tracks are using the same |
| // ssrc at different times, they populate stats reports correctly. |
| // TODO(xians): Figure out if it is possible to encapsulate the setup and |
| // avoid duplication of code in test cases. |
| TEST_P(StatsCollectorTrackTest, TwoLocalTracksWithSameSsrc) { |
| // This test only makes sense when we're using streams. |
| if (!GetParam()) { |
| return; |
| } |
| |
| auto pc = CreatePeerConnection(); |
| auto stats = CreateStatsCollector(pc); |
| |
| // Create a local stream with a local audio track and adds it to the stats. |
| auto sender = AddOutgoingAudioTrack(pc, stats.get()); |
| stats->AddLocalAudioTrack(audio_track_, kSsrcOfTrack); |
| |
| VoiceSenderInfo voice_sender_info; |
| InitVoiceSenderInfo(&voice_sender_info); |
| UpdateVoiceSenderInfoFromAudioTrack(audio_track_, &voice_sender_info, false); |
| voice_sender_info.add_ssrc(kSsrcOfTrack); |
| VoiceMediaInfo voice_info; |
| voice_info.senders.push_back(voice_sender_info); |
| |
| auto* voice_media_channel = pc->AddVoiceChannel("voice", "transport"); |
| voice_media_channel->SetStats(voice_info); |
| |
| StatsReports reports; // returned values. |
| VerifyAudioTrackStats(audio_track_, stats.get(), voice_info, &reports); |
| |
| // Remove the previous audio track from the stream. |
| stream_->RemoveTrack(audio_track_.get()); |
| stats->RemoveLocalAudioTrack(audio_track_.get(), kSsrcOfTrack); |
| pc->RemoveSender(sender); |
| |
| // Create a new audio track and adds it to the stream and stats. |
| static const std::string kNewTrackId = "new_track_id"; |
| rtc::scoped_refptr<FakeAudioTrack> new_audio_track( |
| new rtc::RefCountedObject<FakeAudioTrack>(kNewTrackId)); |
| pc->AddSender(CreateMockSender(new_audio_track, kSsrcOfTrack)); |
| stream_->AddTrack(new_audio_track); |
| |
| stats->AddLocalAudioTrack(new_audio_track, kSsrcOfTrack); |
| stats->ClearUpdateStatsCacheForTest(); |
| |
| VoiceSenderInfo new_voice_sender_info; |
| InitVoiceSenderInfo(&new_voice_sender_info); |
| UpdateVoiceSenderInfoFromAudioTrack(new_audio_track, &new_voice_sender_info, |
| false); |
| VoiceMediaInfo new_voice_info; |
| new_voice_info.senders.push_back(new_voice_sender_info); |
| voice_media_channel->SetStats(new_voice_info); |
| |
| reports.clear(); |
| VerifyAudioTrackStats(new_audio_track, stats.get(), new_voice_info, &reports); |
| } |
| |
| // Test that if there are two local senders with the same track then two SSRC |
| // reports will be created, one for each sender, with the same track ID and one |
| // track report will be created for the shared track. |
| TEST_P(StatsCollectorTrackTest, TwoLocalSendersWithSameTrack) { |
| constexpr uint32_t kFirstSsrc = 22; |
| constexpr uint32_t kSecondSsrc = 33; |
| |
| auto pc = CreatePeerConnection(); |
| auto stats = CreateStatsCollector(pc); |
| |
| rtc::scoped_refptr<FakeAudioTrackWithInitValue> local_track( |
| new rtc::RefCountedObject<FakeAudioTrackWithInitValue>(kLocalTrackId)); |
| pc->AddSender(CreateMockSender(local_track, kFirstSsrc)); |
| stats->AddLocalAudioTrack(local_track.get(), kFirstSsrc); |
| pc->AddSender(CreateMockSender(local_track, kSecondSsrc)); |
| stats->AddLocalAudioTrack(local_track.get(), kSecondSsrc); |
| |
| VoiceSenderInfo first_sender_info; |
| InitVoiceSenderInfo(&first_sender_info, kFirstSsrc); |
| UpdateVoiceSenderInfoFromAudioTrack(local_track.get(), &first_sender_info, |
| false); |
| |
| VoiceSenderInfo second_sender_info; |
| InitVoiceSenderInfo(&second_sender_info, kSecondSsrc); |
| UpdateVoiceSenderInfoFromAudioTrack(local_track.get(), &second_sender_info, |
| false); |
| |
| VoiceMediaInfo voice_info; |
| voice_info.senders.push_back(first_sender_info); |
| voice_info.senders.push_back(second_sender_info); |
| |
| auto* voice_media_channel = pc->AddVoiceChannel("voice", "transport"); |
| voice_media_channel->SetStats(voice_info); |
| |
| stats->UpdateStats(PeerConnectionInterface::kStatsOutputLevelStandard); |
| |
| StatsReports reports; |
| stats->GetStats(local_track.get(), &reports); |
| RTC_LOG(LS_INFO) << reports.size(); |
| |
| // Both SSRC reports have the same track ID. |
| EXPECT_EQ(kLocalTrackId, GetValueInNthReportByType( |
| reports, StatsReport::kStatsReportTypeSsrc, |
| StatsReport::kStatsValueNameTrackId, 1)); |
| EXPECT_EQ(kLocalTrackId, GetValueInNthReportByType( |
| reports, StatsReport::kStatsReportTypeSsrc, |
| StatsReport::kStatsValueNameTrackId, 2)); |
| |
| // The SSRC in each SSRC report is different and correspond to the sender |
| // SSRC. |
| std::vector<absl::optional<std::string>> ssrcs = { |
| GetValueInNthReportByType(reports, StatsReport::kStatsReportTypeSsrc, |
| StatsReport::kStatsValueNameSsrc, 1), |
| GetValueInNthReportByType(reports, StatsReport::kStatsReportTypeSsrc, |
| StatsReport::kStatsValueNameSsrc, 2)}; |
| EXPECT_THAT(ssrcs, UnorderedElementsAre(rtc::ToString(kFirstSsrc), |
| rtc::ToString(kSecondSsrc))); |
| |
| // There is one track report with the same track ID as the SSRC reports. |
| EXPECT_EQ( |
| 1u, GetReportsByType(reports, StatsReport::kStatsReportTypeTrack).size()); |
| EXPECT_EQ(kLocalTrackId, GetValueInNthReportByType( |
| reports, StatsReport::kStatsReportTypeTrack, |
| StatsReport::kStatsValueNameTrackId, 1)); |
| } |
| |
| // This test verifies that stats are correctly set in video send ssrc stats. |
| TEST_P(StatsCollectorTrackTest, VerifyVideoSendSsrcStats) { |
| auto pc = CreatePeerConnection(); |
| auto stats = CreateStatsCollector(pc); |
| |
| AddOutgoingVideoTrack(pc, stats.get()); |
| |
| VideoSenderInfo video_sender_info; |
| video_sender_info.add_ssrc(1234); |
| video_sender_info.frames_encoded = 10; |
| video_sender_info.qp_sum = 11; |
| VideoMediaInfo video_info; |
| video_info.senders.push_back(video_sender_info); |
| |
| auto* video_media_channel = pc->AddVideoChannel("video", "transport"); |
| video_media_channel->SetStats(video_info); |
| |
| stats->UpdateStats(PeerConnectionInterface::kStatsOutputLevelStandard); |
| StatsReports reports; |
| stats->GetStats(nullptr, &reports); |
| |
| EXPECT_EQ(rtc::ToString(video_sender_info.frames_encoded), |
| ExtractSsrcStatsValue(reports, |
| StatsReport::kStatsValueNameFramesEncoded)); |
| EXPECT_EQ(rtc::ToString(*video_sender_info.qp_sum), |
| ExtractSsrcStatsValue(reports, StatsReport::kStatsValueNameQpSum)); |
| } |
| |
| // This test verifies that stats are correctly set in video receive ssrc stats. |
| TEST_P(StatsCollectorTrackTest, VerifyVideoReceiveSsrcStatsNew) { |
| auto pc = CreatePeerConnection(); |
| auto stats = CreateStatsCollector(pc); |
| |
| AddIncomingVideoTrack(pc, stats.get()); |
| |
| VideoReceiverInfo video_receiver_info; |
| video_receiver_info.add_ssrc(1234); |
| video_receiver_info.frames_decoded = 10; |
| video_receiver_info.qp_sum = 11; |
| VideoMediaInfo video_info; |
| video_info.receivers.push_back(video_receiver_info); |
| |
| auto* video_media_channel = pc->AddVideoChannel("video", "transport"); |
| video_media_channel->SetStats(video_info); |
| |
| stats->UpdateStats(PeerConnectionInterface::kStatsOutputLevelStandard); |
| StatsReports reports; |
| stats->GetStats(nullptr, &reports); |
| |
| EXPECT_EQ(rtc::ToString(video_receiver_info.frames_decoded), |
| ExtractSsrcStatsValue(reports, |
| StatsReport::kStatsValueNameFramesDecoded)); |
| EXPECT_EQ(rtc::ToString(*video_receiver_info.qp_sum), |
| ExtractSsrcStatsValue(reports, StatsReport::kStatsValueNameQpSum)); |
| } |
| |
| INSTANTIATE_TEST_SUITE_P(HasStream, StatsCollectorTrackTest, ::testing::Bool()); |
| |
| } // namespace webrtc |
