blob: 40d07f7607c31c183a4dd6f695555c8334a96cf0 [file] [log] [blame]
/*
* Copyright 2016 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 <algorithm>
#include <set>
#include <vector>
#include "api/audio_codecs/builtin_audio_decoder_factory.h"
#include "api/audio_codecs/builtin_audio_encoder_factory.h"
#include "api/datachannelinterface.h"
#include "api/peerconnectioninterface.h"
#include "api/stats/rtcstats_objects.h"
#include "api/stats/rtcstatsreport.h"
#include "pc/rtcstatstraversal.h"
#include "pc/test/peerconnectiontestwrapper.h"
#include "pc/test/rtcstatsobtainer.h"
#include "rtc_base/checks.h"
#include "rtc_base/event_tracer.h"
#include "rtc_base/gunit.h"
#include "rtc_base/refcountedobject.h"
#include "rtc_base/scoped_ref_ptr.h"
#include "rtc_base/stringutils.h"
#include "rtc_base/trace_event.h"
#include "rtc_base/virtualsocketserver.h"
namespace webrtc {
namespace {
const int64_t kGetStatsTimeoutMs = 10000;
const unsigned char* GetCategoryEnabledHandler(const char* name) {
if (strcmp("webrtc_stats", name) != 0) {
return reinterpret_cast<const unsigned char*>("");
}
return reinterpret_cast<const unsigned char*>(name);
}
class RTCStatsReportTraceListener {
public:
static void SetUp() {
if (!traced_report_)
traced_report_ = new RTCStatsReportTraceListener();
traced_report_->last_trace_ = "";
SetupEventTracer(&GetCategoryEnabledHandler,
&RTCStatsReportTraceListener::AddTraceEventHandler);
}
static const std::string& last_trace() {
RTC_DCHECK(traced_report_);
return traced_report_->last_trace_;
}
private:
static void AddTraceEventHandler(
char phase,
const unsigned char* category_enabled,
const char* name,
unsigned long long id, // NOLINT(runtime/int)
int num_args,
const char** arg_names,
const unsigned char* arg_types,
const unsigned long long* arg_values, // NOLINT(runtime/int)
unsigned char flags) {
RTC_DCHECK(traced_report_);
EXPECT_STREQ("webrtc_stats",
reinterpret_cast<const char*>(category_enabled));
EXPECT_STREQ("webrtc_stats", name);
EXPECT_EQ(1, num_args);
EXPECT_STREQ("report", arg_names[0]);
EXPECT_EQ(TRACE_VALUE_TYPE_COPY_STRING, arg_types[0]);
traced_report_->last_trace_ = reinterpret_cast<const char*>(arg_values[0]);
}
static RTCStatsReportTraceListener* traced_report_;
std::string last_trace_;
};
RTCStatsReportTraceListener* RTCStatsReportTraceListener::traced_report_ =
nullptr;
class RTCStatsIntegrationTest : public testing::Test {
public:
RTCStatsIntegrationTest()
: network_thread_(new rtc::Thread(&virtual_socket_server_)),
worker_thread_(rtc::Thread::Create()) {
RTCStatsReportTraceListener::SetUp();
RTC_CHECK(network_thread_->Start());
RTC_CHECK(worker_thread_->Start());
caller_ = new rtc::RefCountedObject<PeerConnectionTestWrapper>(
"caller", network_thread_.get(), worker_thread_.get());
callee_ = new rtc::RefCountedObject<PeerConnectionTestWrapper>(
"callee", network_thread_.get(), worker_thread_.get());
}
void StartCall() {
// Create PeerConnections and "connect" sigslots
PeerConnectionInterface::RTCConfiguration config;
PeerConnectionInterface::IceServer ice_server;
ice_server.uri = "stun:1.1.1.1:3478";
config.servers.push_back(ice_server);
EXPECT_TRUE(caller_->CreatePc(nullptr, config,
CreateBuiltinAudioEncoderFactory(),
CreateBuiltinAudioDecoderFactory()));
EXPECT_TRUE(callee_->CreatePc(nullptr, config,
CreateBuiltinAudioEncoderFactory(),
CreateBuiltinAudioDecoderFactory()));
PeerConnectionTestWrapper::Connect(caller_.get(), callee_.get());
// Get user media for audio and video
caller_->GetAndAddUserMedia(true, FakeConstraints(),
true, FakeConstraints());
callee_->GetAndAddUserMedia(true, FakeConstraints(),
true, FakeConstraints());
// Create data channels
DataChannelInit init;
caller_->CreateDataChannel("data", init);
callee_->CreateDataChannel("data", init);
// Negotiate and wait for call to establish
caller_->CreateOffer(nullptr);
caller_->WaitForCallEstablished();
callee_->WaitForCallEstablished();
}
rtc::scoped_refptr<const RTCStatsReport> GetStatsFromCaller() {
return GetStats(caller_->pc());
}
rtc::scoped_refptr<const RTCStatsReport> GetStatsFromCallee() {
return GetStats(callee_->pc());
}
protected:
static rtc::scoped_refptr<const RTCStatsReport> GetStats(
PeerConnectionInterface* pc) {
rtc::scoped_refptr<RTCStatsObtainer> stats_obtainer =
RTCStatsObtainer::Create();
pc->GetStats(stats_obtainer);
EXPECT_TRUE_WAIT(stats_obtainer->report(), kGetStatsTimeoutMs);
return stats_obtainer->report();
}
// |network_thread_| uses |virtual_socket_server_| so they must be
// constructed/destructed in the correct order.
rtc::VirtualSocketServer virtual_socket_server_;
std::unique_ptr<rtc::Thread> network_thread_;
std::unique_ptr<rtc::Thread> worker_thread_;
rtc::scoped_refptr<PeerConnectionTestWrapper> caller_;
rtc::scoped_refptr<PeerConnectionTestWrapper> callee_;
};
class RTCStatsVerifier {
public:
RTCStatsVerifier(const RTCStatsReport* report, const RTCStats* stats)
: report_(report), stats_(stats), all_tests_successful_(true) {
RTC_CHECK(report_);
RTC_CHECK(stats_);
for (const RTCStatsMemberInterface* member : stats_->Members()) {
untested_members_.insert(member);
}
}
void MarkMemberTested(
const RTCStatsMemberInterface& member, bool test_successful) {
untested_members_.erase(&member);
all_tests_successful_ &= test_successful;
}
void TestMemberIsDefined(const RTCStatsMemberInterface& member) {
EXPECT_TRUE(member.is_defined()) <<
stats_->type() << "." << member.name() << "[" << stats_->id() <<
"] was undefined.";
MarkMemberTested(member, member.is_defined());
}
void TestMemberIsUndefined(const RTCStatsMemberInterface& member) {
EXPECT_FALSE(member.is_defined()) <<
stats_->type() << "." << member.name() << "[" << stats_->id() <<
"] was defined (" << member.ValueToString() << ").";
MarkMemberTested(member, !member.is_defined());
}
template<typename T>
void TestMemberIsPositive(const RTCStatsMemberInterface& member) {
EXPECT_TRUE(member.is_defined()) <<
stats_->type() << "." << member.name() << "[" << stats_->id() <<
"] was undefined.";
if (!member.is_defined()) {
MarkMemberTested(member, false);
return;
}
bool is_positive = *member.cast_to<RTCStatsMember<T>>() > T(0);
EXPECT_TRUE(is_positive) <<
stats_->type() << "." << member.name() << "[" << stats_->id() <<
"] was not positive (" << member.ValueToString() << ").";
MarkMemberTested(member, is_positive);
}
template<typename T>
void TestMemberIsNonNegative(const RTCStatsMemberInterface& member) {
EXPECT_TRUE(member.is_defined()) <<
stats_->type() << "." << member.name() << "[" << stats_->id() <<
"] was undefined.";
if (!member.is_defined()) {
MarkMemberTested(member, false);
return;
}
bool is_non_negative = *member.cast_to<RTCStatsMember<T>>() >= T(0);
EXPECT_TRUE(is_non_negative) <<
stats_->type() << "." << member.name() << "[" << stats_->id() <<
"] was not non-negative (" << member.ValueToString() << ").";
MarkMemberTested(member, is_non_negative);
}
void TestMemberIsIDReference(
const RTCStatsMemberInterface& member,
const char* expected_type) {
TestMemberIsIDReference(member, expected_type, false);
}
void TestMemberIsOptionalIDReference(
const RTCStatsMemberInterface& member,
const char* expected_type) {
TestMemberIsIDReference(member, expected_type, true);
}
bool ExpectAllMembersSuccessfullyTested() {
if (untested_members_.empty())
return all_tests_successful_;
for (const RTCStatsMemberInterface* member : untested_members_) {
EXPECT_TRUE(false) <<
stats_->type() << "." << member->name() << "[" << stats_->id() <<
"] was not tested.";
}
return false;
}
private:
void TestMemberIsIDReference(
const RTCStatsMemberInterface& member,
const char* expected_type,
bool optional) {
if (optional && !member.is_defined()) {
MarkMemberTested(member, true);
return;
}
bool valid_reference = false;
if (member.is_defined()) {
if (member.type() == RTCStatsMemberInterface::kString) {
// A single ID.
const RTCStatsMember<std::string>& id =
member.cast_to<RTCStatsMember<std::string>>();
const RTCStats* referenced_stats = report_->Get(*id);
valid_reference =
referenced_stats && referenced_stats->type() == expected_type;
} else if (member.type() == RTCStatsMemberInterface::kSequenceString) {
// A vector of IDs.
valid_reference = true;
const RTCStatsMember<std::vector<std::string>>& ids =
member.cast_to<RTCStatsMember<std::vector<std::string>>>();
for (const std::string& id : *ids) {
const RTCStats* referenced_stats = report_->Get(id);
if (!referenced_stats || referenced_stats->type() != expected_type) {
valid_reference = false;
break;
}
}
}
}
EXPECT_TRUE(valid_reference) <<
stats_->type() << "." << member.name() << " is not a reference to an " <<
"existing dictionary of type " << expected_type << " (" <<
member.ValueToString() << ").";
MarkMemberTested(member, valid_reference);
}
rtc::scoped_refptr<const RTCStatsReport> report_;
const RTCStats* stats_;
std::set<const RTCStatsMemberInterface*> untested_members_;
bool all_tests_successful_;
};
class RTCStatsReportVerifier {
public:
static std::set<const char*> StatsTypes() {
std::set<const char*> stats_types;
stats_types.insert(RTCCertificateStats::kType);
stats_types.insert(RTCCodecStats::kType);
stats_types.insert(RTCDataChannelStats::kType);
stats_types.insert(RTCIceCandidatePairStats::kType);
stats_types.insert(RTCLocalIceCandidateStats::kType);
stats_types.insert(RTCRemoteIceCandidateStats::kType);
stats_types.insert(RTCMediaStreamStats::kType);
stats_types.insert(RTCMediaStreamTrackStats::kType);
stats_types.insert(RTCPeerConnectionStats::kType);
stats_types.insert(RTCInboundRTPStreamStats::kType);
stats_types.insert(RTCOutboundRTPStreamStats::kType);
stats_types.insert(RTCTransportStats::kType);
return stats_types;
}
explicit RTCStatsReportVerifier(const RTCStatsReport* report)
: report_(report) {
}
void VerifyReport() {
std::set<const char*> missing_stats = StatsTypes();
bool verify_successful = true;
std::vector<const RTCTransportStats*> transport_stats =
report_->GetStatsOfType<RTCTransportStats>();
EXPECT_EQ(transport_stats.size(), 1);
std::string selected_candidate_pair_id =
*transport_stats[0]->selected_candidate_pair_id;
for (const RTCStats& stats : *report_) {
missing_stats.erase(stats.type());
if (stats.type() == RTCCertificateStats::kType) {
verify_successful &= VerifyRTCCertificateStats(
stats.cast_to<RTCCertificateStats>());
} else if (stats.type() == RTCCodecStats::kType) {
verify_successful &= VerifyRTCCodecStats(
stats.cast_to<RTCCodecStats>());
} else if (stats.type() == RTCDataChannelStats::kType) {
verify_successful &= VerifyRTCDataChannelStats(
stats.cast_to<RTCDataChannelStats>());
} else if (stats.type() == RTCIceCandidatePairStats::kType) {
verify_successful &= VerifyRTCIceCandidatePairStats(
stats.cast_to<RTCIceCandidatePairStats>(),
stats.id() == selected_candidate_pair_id);
} else if (stats.type() == RTCLocalIceCandidateStats::kType) {
verify_successful &= VerifyRTCLocalIceCandidateStats(
stats.cast_to<RTCLocalIceCandidateStats>());
} else if (stats.type() == RTCRemoteIceCandidateStats::kType) {
verify_successful &= VerifyRTCRemoteIceCandidateStats(
stats.cast_to<RTCRemoteIceCandidateStats>());
} else if (stats.type() == RTCMediaStreamStats::kType) {
verify_successful &= VerifyRTCMediaStreamStats(
stats.cast_to<RTCMediaStreamStats>());
} else if (stats.type() == RTCMediaStreamTrackStats::kType) {
verify_successful &= VerifyRTCMediaStreamTrackStats(
stats.cast_to<RTCMediaStreamTrackStats>());
} else if (stats.type() == RTCPeerConnectionStats::kType) {
verify_successful &= VerifyRTCPeerConnectionStats(
stats.cast_to<RTCPeerConnectionStats>());
} else if (stats.type() == RTCInboundRTPStreamStats::kType) {
verify_successful &= VerifyRTCInboundRTPStreamStats(
stats.cast_to<RTCInboundRTPStreamStats>());
} else if (stats.type() == RTCOutboundRTPStreamStats::kType) {
verify_successful &= VerifyRTCOutboundRTPStreamStats(
stats.cast_to<RTCOutboundRTPStreamStats>());
} else if (stats.type() == RTCTransportStats::kType) {
verify_successful &= VerifyRTCTransportStats(
stats.cast_to<RTCTransportStats>());
} else {
EXPECT_TRUE(false) << "Unrecognized stats type: " << stats.type();
verify_successful = false;
}
}
if (!missing_stats.empty()) {
verify_successful = false;
for (const char* missing : missing_stats) {
EXPECT_TRUE(false) << "Missing expected stats type: " << missing;
}
}
EXPECT_TRUE(verify_successful) <<
"One or more problems with the stats. This is the report:\n" <<
report_->ToJson();
}
bool VerifyRTCCertificateStats(
const RTCCertificateStats& certificate) {
RTCStatsVerifier verifier(report_, &certificate);
verifier.TestMemberIsDefined(certificate.fingerprint);
verifier.TestMemberIsDefined(certificate.fingerprint_algorithm);
verifier.TestMemberIsDefined(certificate.base64_certificate);
verifier.TestMemberIsOptionalIDReference(
certificate.issuer_certificate_id, RTCCertificateStats::kType);
return verifier.ExpectAllMembersSuccessfullyTested();
}
bool VerifyRTCCodecStats(
const RTCCodecStats& codec) {
RTCStatsVerifier verifier(report_, &codec);
verifier.TestMemberIsDefined(codec.payload_type);
verifier.TestMemberIsDefined(codec.mime_type);
verifier.TestMemberIsPositive<uint32_t>(codec.clock_rate);
verifier.TestMemberIsUndefined(codec.channels);
verifier.TestMemberIsUndefined(codec.sdp_fmtp_line);
verifier.TestMemberIsUndefined(codec.implementation);
return verifier.ExpectAllMembersSuccessfullyTested();
}
bool VerifyRTCDataChannelStats(
const RTCDataChannelStats& data_channel) {
RTCStatsVerifier verifier(report_, &data_channel);
verifier.TestMemberIsDefined(data_channel.label);
verifier.TestMemberIsDefined(data_channel.protocol);
verifier.TestMemberIsDefined(data_channel.datachannelid);
verifier.TestMemberIsDefined(data_channel.state);
verifier.TestMemberIsNonNegative<uint32_t>(data_channel.messages_sent);
verifier.TestMemberIsNonNegative<uint64_t>(data_channel.bytes_sent);
verifier.TestMemberIsNonNegative<uint32_t>(data_channel.messages_received);
verifier.TestMemberIsNonNegative<uint64_t>(data_channel.bytes_received);
return verifier.ExpectAllMembersSuccessfullyTested();
}
bool VerifyRTCIceCandidatePairStats(
const RTCIceCandidatePairStats& candidate_pair, bool is_selected_pair) {
RTCStatsVerifier verifier(report_, &candidate_pair);
verifier.TestMemberIsIDReference(
candidate_pair.transport_id, RTCTransportStats::kType);
verifier.TestMemberIsIDReference(
candidate_pair.local_candidate_id, RTCLocalIceCandidateStats::kType);
verifier.TestMemberIsIDReference(
candidate_pair.remote_candidate_id, RTCRemoteIceCandidateStats::kType);
verifier.TestMemberIsDefined(candidate_pair.state);
verifier.TestMemberIsNonNegative<uint64_t>(candidate_pair.priority);
verifier.TestMemberIsDefined(candidate_pair.nominated);
verifier.TestMemberIsDefined(candidate_pair.writable);
verifier.TestMemberIsUndefined(candidate_pair.readable);
verifier.TestMemberIsNonNegative<uint64_t>(candidate_pair.bytes_sent);
verifier.TestMemberIsNonNegative<uint64_t>(candidate_pair.bytes_received);
verifier.TestMemberIsNonNegative<double>(
candidate_pair.total_round_trip_time);
verifier.TestMemberIsNonNegative<double>(
candidate_pair.current_round_trip_time);
if (is_selected_pair) {
verifier.TestMemberIsNonNegative<double>(
candidate_pair.available_outgoing_bitrate);
// A pair should be nominated in order to be selected.
EXPECT_TRUE(*candidate_pair.nominated);
} else {
verifier.TestMemberIsUndefined(candidate_pair.available_outgoing_bitrate);
}
verifier.TestMemberIsUndefined(candidate_pair.available_incoming_bitrate);
verifier.TestMemberIsNonNegative<uint64_t>(
candidate_pair.requests_received);
verifier.TestMemberIsNonNegative<uint64_t>(candidate_pair.requests_sent);
verifier.TestMemberIsNonNegative<uint64_t>(
candidate_pair.responses_received);
verifier.TestMemberIsNonNegative<uint64_t>(candidate_pair.responses_sent);
verifier.TestMemberIsUndefined(candidate_pair.retransmissions_received);
verifier.TestMemberIsUndefined(candidate_pair.retransmissions_sent);
verifier.TestMemberIsUndefined(candidate_pair.consent_requests_received);
verifier.TestMemberIsNonNegative<uint64_t>(
candidate_pair.consent_requests_sent);
verifier.TestMemberIsUndefined(candidate_pair.consent_responses_received);
verifier.TestMemberIsUndefined(candidate_pair.consent_responses_sent);
return verifier.ExpectAllMembersSuccessfullyTested();
}
bool VerifyRTCIceCandidateStats(
const RTCIceCandidateStats& candidate) {
RTCStatsVerifier verifier(report_, &candidate);
verifier.TestMemberIsIDReference(
candidate.transport_id, RTCTransportStats::kType);
verifier.TestMemberIsDefined(candidate.is_remote);
if (*candidate.is_remote) {
verifier.TestMemberIsUndefined(candidate.network_type);
} else {
verifier.TestMemberIsDefined(candidate.network_type);
}
verifier.TestMemberIsDefined(candidate.ip);
verifier.TestMemberIsNonNegative<int32_t>(candidate.port);
verifier.TestMemberIsDefined(candidate.protocol);
verifier.TestMemberIsDefined(candidate.candidate_type);
verifier.TestMemberIsNonNegative<int32_t>(candidate.priority);
verifier.TestMemberIsUndefined(candidate.url);
verifier.TestMemberIsDefined(candidate.deleted);
return verifier.ExpectAllMembersSuccessfullyTested();
}
bool VerifyRTCLocalIceCandidateStats(
const RTCLocalIceCandidateStats& local_candidate) {
return VerifyRTCIceCandidateStats(local_candidate);
}
bool VerifyRTCRemoteIceCandidateStats(
const RTCRemoteIceCandidateStats& remote_candidate) {
return VerifyRTCIceCandidateStats(remote_candidate);
}
bool VerifyRTCMediaStreamStats(
const RTCMediaStreamStats& media_stream) {
RTCStatsVerifier verifier(report_, &media_stream);
verifier.TestMemberIsDefined(media_stream.stream_identifier);
verifier.TestMemberIsIDReference(
media_stream.track_ids, RTCMediaStreamTrackStats::kType);
return verifier.ExpectAllMembersSuccessfullyTested();
}
bool VerifyRTCMediaStreamTrackStats(
const RTCMediaStreamTrackStats& media_stream_track) {
RTCStatsVerifier verifier(report_, &media_stream_track);
verifier.TestMemberIsDefined(media_stream_track.track_identifier);
verifier.TestMemberIsDefined(media_stream_track.remote_source);
verifier.TestMemberIsDefined(media_stream_track.ended);
verifier.TestMemberIsDefined(media_stream_track.detached);
verifier.TestMemberIsDefined(media_stream_track.kind);
// Video or audio media stream track?
if (*media_stream_track.kind == RTCMediaStreamTrackKind::kVideo) {
// Video-only members
verifier.TestMemberIsNonNegative<uint32_t>(
media_stream_track.frame_width);
verifier.TestMemberIsNonNegative<uint32_t>(
media_stream_track.frame_height);
verifier.TestMemberIsUndefined(media_stream_track.frames_per_second);
if (*media_stream_track.remote_source) {
verifier.TestMemberIsUndefined(media_stream_track.frames_sent);
verifier.TestMemberIsUndefined(media_stream_track.huge_frames_sent);
verifier.TestMemberIsNonNegative<uint32_t>(
media_stream_track.frames_received);
verifier.TestMemberIsNonNegative<uint32_t>(
media_stream_track.frames_decoded);
verifier.TestMemberIsNonNegative<uint32_t>(
media_stream_track.frames_dropped);
} else {
verifier.TestMemberIsNonNegative<uint32_t>(
media_stream_track.frames_sent);
verifier.TestMemberIsNonNegative<uint32_t>(
media_stream_track.huge_frames_sent);
verifier.TestMemberIsUndefined(media_stream_track.frames_received);
verifier.TestMemberIsUndefined(media_stream_track.frames_decoded);
verifier.TestMemberIsUndefined(media_stream_track.frames_dropped);
}
verifier.TestMemberIsUndefined(media_stream_track.frames_corrupted);
verifier.TestMemberIsUndefined(media_stream_track.partial_frames_lost);
verifier.TestMemberIsUndefined(media_stream_track.full_frames_lost);
// Audio-only members should be undefined
verifier.TestMemberIsUndefined(media_stream_track.audio_level);
verifier.TestMemberIsUndefined(media_stream_track.echo_return_loss);
verifier.TestMemberIsUndefined(
media_stream_track.echo_return_loss_enhancement);
verifier.TestMemberIsUndefined(media_stream_track.total_audio_energy);
verifier.TestMemberIsUndefined(media_stream_track.total_samples_duration);
} else {
RTC_DCHECK_EQ(*media_stream_track.kind,
RTCMediaStreamTrackKind::kAudio);
// Video-only members should be undefined
verifier.TestMemberIsUndefined(media_stream_track.frame_width);
verifier.TestMemberIsUndefined(media_stream_track.frame_height);
verifier.TestMemberIsUndefined(media_stream_track.frames_per_second);
verifier.TestMemberIsUndefined(media_stream_track.frames_sent);
verifier.TestMemberIsUndefined(media_stream_track.huge_frames_sent);
verifier.TestMemberIsUndefined(media_stream_track.frames_received);
verifier.TestMemberIsUndefined(media_stream_track.frames_decoded);
verifier.TestMemberIsUndefined(media_stream_track.frames_dropped);
verifier.TestMemberIsUndefined(media_stream_track.frames_corrupted);
verifier.TestMemberIsUndefined(media_stream_track.partial_frames_lost);
verifier.TestMemberIsUndefined(media_stream_track.full_frames_lost);
// Audio-only members
verifier.TestMemberIsNonNegative<double>(media_stream_track.audio_level);
verifier.TestMemberIsNonNegative<double>(
media_stream_track.total_audio_energy);
verifier.TestMemberIsNonNegative<double>(
media_stream_track.total_samples_duration);
// TODO(hbos): |echo_return_loss| and |echo_return_loss_enhancement| are
// flaky on msan bot (sometimes defined, sometimes undefined). Should the
// test run until available or is there a way to have it always be
// defined? crbug.com/627816
verifier.MarkMemberTested(media_stream_track.echo_return_loss, true);
verifier.MarkMemberTested(
media_stream_track.echo_return_loss_enhancement, true);
}
// totalSamplesReceived, concealedSamples and concealmentEvents are only
// present on inbound audio tracks.
// jitterBufferDelay is currently only implemented for audio.
if (*media_stream_track.kind == RTCMediaStreamTrackKind::kAudio &&
*media_stream_track.remote_source) {
verifier.TestMemberIsNonNegative<double>(
media_stream_track.jitter_buffer_delay);
verifier.TestMemberIsNonNegative<uint64_t>(
media_stream_track.total_samples_received);
verifier.TestMemberIsNonNegative<uint64_t>(
media_stream_track.concealed_samples);
verifier.TestMemberIsNonNegative<uint64_t>(
media_stream_track.concealment_events);
} else {
verifier.TestMemberIsUndefined(media_stream_track.jitter_buffer_delay);
verifier.TestMemberIsUndefined(media_stream_track.total_samples_received);
verifier.TestMemberIsUndefined(media_stream_track.concealed_samples);
verifier.TestMemberIsUndefined(media_stream_track.concealment_events);
}
return verifier.ExpectAllMembersSuccessfullyTested();
}
bool VerifyRTCPeerConnectionStats(
const RTCPeerConnectionStats& peer_connection) {
RTCStatsVerifier verifier(report_, &peer_connection);
verifier.TestMemberIsNonNegative<uint32_t>(
peer_connection.data_channels_opened);
verifier.TestMemberIsNonNegative<uint32_t>(
peer_connection.data_channels_closed);
return verifier.ExpectAllMembersSuccessfullyTested();
}
void VerifyRTCRTPStreamStats(
const RTCRTPStreamStats& stream, RTCStatsVerifier* verifier) {
verifier->TestMemberIsDefined(stream.ssrc);
verifier->TestMemberIsUndefined(stream.associate_stats_id);
verifier->TestMemberIsDefined(stream.is_remote);
verifier->TestMemberIsDefined(stream.media_type);
verifier->TestMemberIsIDReference(
stream.track_id, RTCMediaStreamTrackStats::kType);
verifier->TestMemberIsIDReference(
stream.transport_id, RTCTransportStats::kType);
verifier->TestMemberIsIDReference(stream.codec_id, RTCCodecStats::kType);
if (stream.media_type.is_defined() && *stream.media_type == "video") {
verifier->TestMemberIsNonNegative<uint32_t>(stream.fir_count);
verifier->TestMemberIsNonNegative<uint32_t>(stream.pli_count);
verifier->TestMemberIsNonNegative<uint32_t>(stream.nack_count);
} else {
verifier->TestMemberIsUndefined(stream.fir_count);
verifier->TestMemberIsUndefined(stream.pli_count);
verifier->TestMemberIsUndefined(stream.nack_count);
}
verifier->TestMemberIsUndefined(stream.sli_count);
}
bool VerifyRTCInboundRTPStreamStats(
const RTCInboundRTPStreamStats& inbound_stream) {
RTCStatsVerifier verifier(report_, &inbound_stream);
VerifyRTCRTPStreamStats(inbound_stream, &verifier);
if (inbound_stream.media_type.is_defined() &&
*inbound_stream.media_type == "video") {
verifier.TestMemberIsNonNegative<uint64_t>(inbound_stream.qp_sum);
} else {
verifier.TestMemberIsUndefined(inbound_stream.qp_sum);
}
verifier.TestMemberIsNonNegative<uint32_t>(inbound_stream.packets_received);
verifier.TestMemberIsNonNegative<uint64_t>(inbound_stream.bytes_received);
// packets_lost is defined as signed, but this should never happen in
// this test. See RFC 3550.
verifier.TestMemberIsNonNegative<int32_t>(inbound_stream.packets_lost);
if (inbound_stream.media_type.is_defined() &&
*inbound_stream.media_type == "video") {
verifier.TestMemberIsUndefined(inbound_stream.jitter);
} else {
verifier.TestMemberIsNonNegative<double>(inbound_stream.jitter);
}
verifier.TestMemberIsNonNegative<double>(inbound_stream.fraction_lost);
verifier.TestMemberIsUndefined(inbound_stream.round_trip_time);
verifier.TestMemberIsUndefined(inbound_stream.packets_discarded);
verifier.TestMemberIsUndefined(inbound_stream.packets_repaired);
verifier.TestMemberIsUndefined(inbound_stream.burst_packets_lost);
verifier.TestMemberIsUndefined(inbound_stream.burst_packets_discarded);
verifier.TestMemberIsUndefined(inbound_stream.burst_loss_count);
verifier.TestMemberIsUndefined(inbound_stream.burst_discard_count);
verifier.TestMemberIsUndefined(inbound_stream.burst_loss_rate);
verifier.TestMemberIsUndefined(inbound_stream.burst_discard_rate);
verifier.TestMemberIsUndefined(inbound_stream.gap_loss_rate);
verifier.TestMemberIsUndefined(inbound_stream.gap_discard_rate);
if (inbound_stream.media_type.is_defined() &&
*inbound_stream.media_type == "video") {
verifier.TestMemberIsDefined(inbound_stream.frames_decoded);
} else {
verifier.TestMemberIsUndefined(inbound_stream.frames_decoded);
}
return verifier.ExpectAllMembersSuccessfullyTested();
}
bool VerifyRTCOutboundRTPStreamStats(
const RTCOutboundRTPStreamStats& outbound_stream) {
RTCStatsVerifier verifier(report_, &outbound_stream);
VerifyRTCRTPStreamStats(outbound_stream, &verifier);
if (outbound_stream.media_type.is_defined() &&
*outbound_stream.media_type == "video") {
verifier.TestMemberIsNonNegative<uint64_t>(outbound_stream.qp_sum);
} else {
verifier.TestMemberIsUndefined(outbound_stream.qp_sum);
}
verifier.TestMemberIsNonNegative<uint32_t>(outbound_stream.packets_sent);
verifier.TestMemberIsNonNegative<uint64_t>(outbound_stream.bytes_sent);
verifier.TestMemberIsUndefined(outbound_stream.target_bitrate);
if (outbound_stream.media_type.is_defined() &&
*outbound_stream.media_type == "video") {
verifier.TestMemberIsDefined(outbound_stream.frames_encoded);
} else {
verifier.TestMemberIsUndefined(outbound_stream.frames_encoded);
}
return verifier.ExpectAllMembersSuccessfullyTested();
}
bool VerifyRTCTransportStats(
const RTCTransportStats& transport) {
RTCStatsVerifier verifier(report_, &transport);
verifier.TestMemberIsNonNegative<uint64_t>(transport.bytes_sent);
verifier.TestMemberIsNonNegative<uint64_t>(transport.bytes_received);
verifier.TestMemberIsOptionalIDReference(
transport.rtcp_transport_stats_id, RTCTransportStats::kType);
verifier.TestMemberIsDefined(transport.dtls_state);
verifier.TestMemberIsIDReference(
transport.selected_candidate_pair_id, RTCIceCandidatePairStats::kType);
verifier.TestMemberIsIDReference(
transport.local_certificate_id, RTCCertificateStats::kType);
verifier.TestMemberIsIDReference(
transport.remote_certificate_id, RTCCertificateStats::kType);
return verifier.ExpectAllMembersSuccessfullyTested();
}
private:
rtc::scoped_refptr<const RTCStatsReport> report_;
};
#ifdef HAVE_SCTP
TEST_F(RTCStatsIntegrationTest, GetStatsFromCaller) {
StartCall();
rtc::scoped_refptr<const RTCStatsReport> report = GetStatsFromCaller();
RTCStatsReportVerifier(report.get()).VerifyReport();
EXPECT_EQ(report->ToJson(), RTCStatsReportTraceListener::last_trace());
}
TEST_F(RTCStatsIntegrationTest, GetStatsFromCallee) {
StartCall();
rtc::scoped_refptr<const RTCStatsReport> report = GetStatsFromCallee();
RTCStatsReportVerifier(report.get()).VerifyReport();
EXPECT_EQ(report->ToJson(), RTCStatsReportTraceListener::last_trace());
}
TEST_F(RTCStatsIntegrationTest, GetsStatsWhileDestroyingPeerConnections) {
StartCall();
rtc::scoped_refptr<RTCStatsObtainer> stats_obtainer =
RTCStatsObtainer::Create();
caller_->pc()->GetStats(stats_obtainer);
// This will destroy the peer connection.
caller_ = nullptr;
// Any pending stats requests should have completed in the act of destroying
// the peer connection.
EXPECT_TRUE(stats_obtainer->report());
EXPECT_EQ(stats_obtainer->report()->ToJson(),
RTCStatsReportTraceListener::last_trace());
}
// GetStatsReferencedIds() is optimized to recognize what is or isn't a
// referenced ID based on dictionary type information and knowing what members
// are used as references, as opposed to iterating all members to find the ones
// with the "Id" or "Ids" suffix. As such, GetStatsReferencedIds() is tested as
// an integration test instead of a unit test in order to guard against adding
// new references and forgetting to update GetStatsReferencedIds().
TEST_F(RTCStatsIntegrationTest, GetStatsReferencedIds) {
StartCall();
rtc::scoped_refptr<const RTCStatsReport> report = GetStatsFromCallee();
for (const RTCStats& stats : *report) {
// Find all references by looking at all string members with the "Id" or
// "Ids" suffix.
std::set<const std::string*> expected_ids;
for (const auto* member : stats.Members()) {
if (!member->is_defined())
continue;
if (member->type() == RTCStatsMemberInterface::kString) {
if (rtc::ends_with(member->name(), "Id")) {
const auto& id = member->cast_to<const RTCStatsMember<std::string>>();
expected_ids.insert(&(*id));
}
} else if (member->type() == RTCStatsMemberInterface::kSequenceString) {
if (rtc::ends_with(member->name(), "Ids")) {
const auto& ids =
member->cast_to<const RTCStatsMember<std::vector<std::string>>>();
for (const std::string& id : *ids)
expected_ids.insert(&id);
}
}
}
std::vector<const std::string*> neighbor_ids = GetStatsReferencedIds(stats);
EXPECT_EQ(neighbor_ids.size(), expected_ids.size());
for (const std::string* neighbor_id : neighbor_ids) {
EXPECT_TRUE(expected_ids.find(neighbor_id) != expected_ids.end())
<< "Unexpected neighbor ID: " << *neighbor_id;
}
for (const std::string* expected_id : expected_ids) {
EXPECT_TRUE(std::find(neighbor_ids.begin(), neighbor_ids.end(),
expected_id) != neighbor_ids.end())
<< "Missing expected neighbor ID: " << *expected_id;
}
}
}
#endif // HAVE_SCTP
} // namespace
} // namespace webrtc