blob: adb986dac10110348ef752bf4b6c49e7a0d0b2b2 [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 <stdint.h>
#include <string.h>
#include <algorithm>
#include <memory>
#include <set>
#include <string>
#include <vector>
#include "absl/algorithm/container.h"
#include "absl/strings/match.h"
#include "api/audio_codecs/audio_decoder_factory.h"
#include "api/audio_codecs/audio_encoder_factory.h"
#include "api/audio_codecs/builtin_audio_decoder_factory.h"
#include "api/audio_codecs/builtin_audio_encoder_factory.h"
#include "api/audio_options.h"
#include "api/data_channel_interface.h"
#include "api/peer_connection_interface.h"
#include "api/rtp_receiver_interface.h"
#include "api/rtp_sender_interface.h"
#include "api/scoped_refptr.h"
#include "api/stats/rtc_stats.h"
#include "api/stats/rtc_stats_report.h"
#include "api/stats/rtcstats_objects.h"
#include "pc/rtc_stats_traversal.h"
#include "pc/test/peer_connection_test_wrapper.h"
#include "pc/test/rtc_stats_obtainer.h"
#include "rtc_base/checks.h"
#include "rtc_base/event_tracer.h"
#include "rtc_base/gunit.h"
#include "rtc_base/ref_counted_object.h"
#include "rtc_base/thread.h"
#include "rtc_base/trace_event.h"
#include "rtc_base/virtual_socket_server.h"
#include "test/gmock.h"
#include "test/gtest.h"
using ::testing::Contains;
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(config, CreateBuiltinAudioEncoderFactory(),
CreateBuiltinAudioDecoderFactory()));
EXPECT_TRUE(callee_->CreatePc(config, CreateBuiltinAudioEncoderFactory(),
CreateBuiltinAudioDecoderFactory()));
PeerConnectionTestWrapper::Connect(caller_.get(), callee_.get());
// Get user media for audio and video
caller_->GetAndAddUserMedia(true, cricket::AudioOptions(), true);
callee_->GetAndAddUserMedia(true, cricket::AudioOptions(), true);
// Create data channels
DataChannelInit init;
caller_->CreateDataChannel("data", init);
callee_->CreateDataChannel("data", init);
// Negotiate and wait for call to establish
caller_->CreateOffer(PeerConnectionInterface::RTCOfferAnswerOptions());
caller_->WaitForCallEstablished();
callee_->WaitForCallEstablished();
}
rtc::scoped_refptr<const RTCStatsReport> GetStatsFromCaller() {
return GetStats(caller_->pc());
}
rtc::scoped_refptr<const RTCStatsReport> GetStatsFromCaller(
rtc::scoped_refptr<RtpSenderInterface> selector) {
return GetStats(caller_->pc(), selector);
}
rtc::scoped_refptr<const RTCStatsReport> GetStatsFromCaller(
rtc::scoped_refptr<RtpReceiverInterface> selector) {
return GetStats(caller_->pc(), selector);
}
rtc::scoped_refptr<const RTCStatsReport> GetStatsFromCallee() {
return GetStats(callee_->pc());
}
rtc::scoped_refptr<const RTCStatsReport> GetStatsFromCallee(
rtc::scoped_refptr<RtpSenderInterface> selector) {
return GetStats(callee_->pc(), selector);
}
rtc::scoped_refptr<const RTCStatsReport> GetStatsFromCallee(
rtc::scoped_refptr<RtpReceiverInterface> selector) {
return GetStats(callee_->pc(), selector);
}
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();
}
template <typename T>
static rtc::scoped_refptr<const RTCStatsReport> GetStats(
PeerConnectionInterface* pc,
rtc::scoped_refptr<T> selector) {
rtc::scoped_refptr<RTCStatsObtainer> stats_obtainer =
RTCStatsObtainer::Create();
pc->GetStats(selector, 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 << " (value: "
<< (member.is_defined() ? member.ValueToString() : "null") << ").";
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::vector<const char*> allowed_missing_stats) {
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(), 1U);
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() == RTCRemoteInboundRtpStreamStats::kType) {
verify_successful &= VerifyRTCRemoteInboundRtpStreamStats(
stats.cast_to<RTCRemoteInboundRtpStreamStats>());
} else if (stats.type() == RTCAudioSourceStats::kType) {
// RTCAudioSourceStats::kType and RTCVideoSourceStats::kType both have
// the value "media-source", but they are distinguishable with pointer
// equality (==). In JavaScript they would be distinguished with |kind|.
verify_successful &=
VerifyRTCAudioSourceStats(stats.cast_to<RTCAudioSourceStats>());
} else if (stats.type() == RTCVideoSourceStats::kType) {
// RTCAudioSourceStats::kType and RTCVideoSourceStats::kType both have
// the value "media-source", but they are distinguishable with pointer
// equality (==). In JavaScript they would be distinguished with |kind|.
verify_successful &=
VerifyRTCVideoSourceStats(stats.cast_to<RTCVideoSourceStats>());
} 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;
}
}
for (const char* missing : missing_stats) {
if (!absl::c_linear_search(allowed_missing_stats, missing)) {
verify_successful = false;
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);
verifier.TestMemberIsUndefined(candidate.relay_protocol);
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);
RTC_DCHECK(media_stream_track.remote_source.is_defined());
// Video or audio media stream track?
if (*media_stream_track.kind == RTCMediaStreamTrackKind::kVideo) {
// The type of the referenced media source depends on kind.
if (*media_stream_track.remote_source) {
verifier.TestMemberIsUndefined(media_stream_track.media_source_id);
verifier.TestMemberIsNonNegative<double>(
media_stream_track.jitter_buffer_delay);
verifier.TestMemberIsNonNegative<uint64_t>(
media_stream_track.jitter_buffer_emitted_count);
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);
verifier.TestMemberIsNonNegative<uint32_t>(
media_stream_track.freeze_count);
verifier.TestMemberIsNonNegative<uint32_t>(
media_stream_track.pause_count);
verifier.TestMemberIsNonNegative<double>(
media_stream_track.total_freezes_duration);
verifier.TestMemberIsNonNegative<double>(
media_stream_track.total_pauses_duration);
verifier.TestMemberIsNonNegative<double>(
media_stream_track.total_frames_duration);
verifier.TestMemberIsNonNegative<double>(
media_stream_track.sum_squared_frame_durations);
} else {
verifier.TestMemberIsIDReference(media_stream_track.media_source_id,
RTCVideoSourceStats::kType);
// Local tracks have no jitter buffer.
verifier.TestMemberIsUndefined(media_stream_track.jitter_buffer_delay);
verifier.TestMemberIsUndefined(
media_stream_track.jitter_buffer_emitted_count);
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.freeze_count);
verifier.TestMemberIsUndefined(media_stream_track.pause_count);
verifier.TestMemberIsUndefined(
media_stream_track.total_freezes_duration);
verifier.TestMemberIsUndefined(
media_stream_track.total_pauses_duration);
verifier.TestMemberIsUndefined(
media_stream_track.total_frames_duration);
verifier.TestMemberIsUndefined(
media_stream_track.sum_squared_frame_durations);
}
// 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);
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);
verifier.TestMemberIsUndefined(media_stream_track.total_samples_received);
verifier.TestMemberIsUndefined(media_stream_track.concealed_samples);
verifier.TestMemberIsUndefined(media_stream_track.concealment_events);
verifier.TestMemberIsUndefined(media_stream_track.jitter_buffer_flushes);
verifier.TestMemberIsUndefined(
media_stream_track.delayed_packet_outage_samples);
verifier.TestMemberIsUndefined(
media_stream_track.relative_packet_arrival_delay);
verifier.TestMemberIsUndefined(media_stream_track.interruption_count);
verifier.TestMemberIsUndefined(
media_stream_track.total_interruption_duration);
} else {
RTC_DCHECK_EQ(*media_stream_track.kind, RTCMediaStreamTrackKind::kAudio);
// The type of the referenced media source depends on kind.
if (*media_stream_track.remote_source) {
// Remote tracks don't have media source stats.
verifier.TestMemberIsUndefined(media_stream_track.media_source_id);
verifier.TestMemberIsNonNegative<double>(
media_stream_track.jitter_buffer_delay);
verifier.TestMemberIsNonNegative<uint64_t>(
media_stream_track.jitter_buffer_emitted_count);
verifier.TestMemberIsPositive<double>(media_stream_track.audio_level);
verifier.TestMemberIsPositive<double>(
media_stream_track.total_audio_energy);
verifier.TestMemberIsPositive<uint64_t>(
media_stream_track.total_samples_received);
verifier.TestMemberIsPositive<double>(
media_stream_track.total_samples_duration);
verifier.TestMemberIsNonNegative<uint64_t>(
media_stream_track.concealed_samples);
verifier.TestMemberIsNonNegative<uint64_t>(
media_stream_track.concealment_events);
verifier.TestMemberIsNonNegative<uint64_t>(
media_stream_track.inserted_samples_for_deceleration);
verifier.TestMemberIsNonNegative<uint64_t>(
media_stream_track.removed_samples_for_acceleration);
verifier.TestMemberIsNonNegative<uint64_t>(
media_stream_track.silent_concealed_samples);
verifier.TestMemberIsNonNegative<uint64_t>(
media_stream_track.jitter_buffer_flushes);
verifier.TestMemberIsNonNegative<uint64_t>(
media_stream_track.delayed_packet_outage_samples);
verifier.TestMemberIsNonNegative<double>(
media_stream_track.relative_packet_arrival_delay);
verifier.TestMemberIsNonNegative<uint32_t>(
media_stream_track.interruption_count);
verifier.TestMemberIsNonNegative<double>(
media_stream_track.total_interruption_duration);
} else {
verifier.TestMemberIsIDReference(media_stream_track.media_source_id,
RTCAudioSourceStats::kType);
// Local audio tracks have no jitter buffer.
verifier.TestMemberIsUndefined(media_stream_track.jitter_buffer_delay);
verifier.TestMemberIsUndefined(
media_stream_track.jitter_buffer_emitted_count);
verifier.TestMemberIsUndefined(media_stream_track.audio_level);
verifier.TestMemberIsUndefined(media_stream_track.total_audio_energy);
verifier.TestMemberIsUndefined(
media_stream_track.total_samples_received);
verifier.TestMemberIsUndefined(
media_stream_track.total_samples_duration);
verifier.TestMemberIsUndefined(media_stream_track.concealed_samples);
verifier.TestMemberIsUndefined(media_stream_track.concealment_events);
verifier.TestMemberIsUndefined(
media_stream_track.jitter_buffer_flushes);
verifier.TestMemberIsUndefined(
media_stream_track.delayed_packet_outage_samples);
verifier.TestMemberIsUndefined(
media_stream_track.relative_packet_arrival_delay);
verifier.TestMemberIsUndefined(media_stream_track.interruption_count);
verifier.TestMemberIsUndefined(
media_stream_track.total_interruption_duration);
}
// 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);
verifier.TestMemberIsUndefined(media_stream_track.freeze_count);
verifier.TestMemberIsUndefined(media_stream_track.pause_count);
verifier.TestMemberIsUndefined(media_stream_track.total_freezes_duration);
verifier.TestMemberIsUndefined(media_stream_track.total_pauses_duration);
verifier.TestMemberIsUndefined(media_stream_track.total_frames_duration);
verifier.TestMemberIsUndefined(
media_stream_track.sum_squared_frame_durations);
// Audio-only members
// 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);
}
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->TestMemberIsDefined(stream.kind);
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);
if (inbound_stream.media_type.is_defined() &&
*inbound_stream.media_type == "audio") {
verifier.TestMemberIsNonNegative<uint64_t>(
inbound_stream.fec_packets_received);
verifier.TestMemberIsNonNegative<uint64_t>(
inbound_stream.fec_packets_discarded);
}
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);
verifier.TestMemberIsDefined(inbound_stream.last_packet_received_timestamp);
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.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);
verifier.TestMemberIsDefined(inbound_stream.key_frames_decoded);
verifier.TestMemberIsNonNegative<double>(
inbound_stream.total_decode_time);
// The integration test is not set up to test screen share; don't require
// this to be present.
verifier.MarkMemberTested(inbound_stream.content_type, true);
} else {
verifier.TestMemberIsUndefined(inbound_stream.frames_decoded);
verifier.TestMemberIsUndefined(inbound_stream.key_frames_decoded);
verifier.TestMemberIsUndefined(inbound_stream.total_decode_time);
verifier.TestMemberIsUndefined(inbound_stream.content_type);
}
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.TestMemberIsIDReference(outbound_stream.media_source_id,
RTCVideoSourceStats::kType);
verifier.TestMemberIsNonNegative<uint64_t>(outbound_stream.qp_sum);
} else {
verifier.TestMemberIsIDReference(outbound_stream.media_source_id,
RTCAudioSourceStats::kType);
verifier.TestMemberIsUndefined(outbound_stream.qp_sum);
}
verifier.TestMemberIsNonNegative<uint32_t>(outbound_stream.packets_sent);
verifier.TestMemberIsNonNegative<uint64_t>(
outbound_stream.retransmitted_packets_sent);
verifier.TestMemberIsNonNegative<uint64_t>(outbound_stream.bytes_sent);
verifier.TestMemberIsNonNegative<uint64_t>(
outbound_stream.retransmitted_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);
verifier.TestMemberIsDefined(outbound_stream.key_frames_encoded);
verifier.TestMemberIsNonNegative<double>(
outbound_stream.total_encode_time);
verifier.TestMemberIsNonNegative<uint64_t>(
outbound_stream.total_encoded_bytes_target);
verifier.TestMemberIsNonNegative<double>(
outbound_stream.total_packet_send_delay);
verifier.TestMemberIsDefined(outbound_stream.quality_limitation_reason);
// The integration test is not set up to test screen share; don't require
// this to be present.
verifier.MarkMemberTested(outbound_stream.content_type, true);
} else {
verifier.TestMemberIsUndefined(outbound_stream.frames_encoded);
verifier.TestMemberIsUndefined(outbound_stream.key_frames_encoded);
verifier.TestMemberIsUndefined(outbound_stream.total_encode_time);
verifier.TestMemberIsUndefined(
outbound_stream.total_encoded_bytes_target);
// TODO(https://crbug.com/webrtc/10635): Implement for audio as well.
verifier.TestMemberIsUndefined(outbound_stream.total_packet_send_delay);
verifier.TestMemberIsUndefined(outbound_stream.quality_limitation_reason);
verifier.TestMemberIsUndefined(outbound_stream.content_type);
}
return verifier.ExpectAllMembersSuccessfullyTested();
}
bool VerifyRTCRemoteInboundRtpStreamStats(
const RTCRemoteInboundRtpStreamStats& remote_inbound_stream) {
RTCStatsVerifier verifier(report_, &remote_inbound_stream);
verifier.TestMemberIsDefined(remote_inbound_stream.ssrc);
verifier.TestMemberIsDefined(remote_inbound_stream.kind);
verifier.TestMemberIsIDReference(remote_inbound_stream.transport_id,
RTCTransportStats::kType);
verifier.TestMemberIsIDReference(remote_inbound_stream.codec_id,
RTCCodecStats::kType);
verifier.TestMemberIsDefined(remote_inbound_stream.packets_lost);
// Note that the existance of RTCCodecStats is needed for |codec_id| and
// |jitter| to be present.
verifier.TestMemberIsNonNegative<double>(remote_inbound_stream.jitter);
verifier.TestMemberIsIDReference(remote_inbound_stream.local_id,
RTCOutboundRTPStreamStats::kType);
verifier.TestMemberIsNonNegative<double>(
remote_inbound_stream.round_trip_time);
return verifier.ExpectAllMembersSuccessfullyTested();
}
void VerifyRTCMediaSourceStats(const RTCMediaSourceStats& media_source,
RTCStatsVerifier* verifier) {
verifier->TestMemberIsDefined(media_source.track_identifier);
verifier->TestMemberIsDefined(media_source.kind);
if (media_source.kind.is_defined()) {
EXPECT_TRUE((*media_source.kind == "audio" &&
media_source.type() == RTCAudioSourceStats::kType) ||
(*media_source.kind == "video" &&
media_source.type() == RTCVideoSourceStats::kType));
}
}
bool VerifyRTCAudioSourceStats(const RTCAudioSourceStats& audio_source) {
RTCStatsVerifier verifier(report_, &audio_source);
VerifyRTCMediaSourceStats(audio_source, &verifier);
verifier.TestMemberIsPositive<double>(audio_source.audio_level);
verifier.TestMemberIsPositive<double>(audio_source.total_audio_energy);
verifier.TestMemberIsPositive<double>(audio_source.total_samples_duration);
return verifier.ExpectAllMembersSuccessfullyTested();
}
bool VerifyRTCVideoSourceStats(const RTCVideoSourceStats& video_source) {
RTCStatsVerifier verifier(report_, &video_source);
VerifyRTCMediaSourceStats(video_source, &verifier);
// TODO(hbos): This integration test uses fakes that doesn't support
// VideoTrackSourceInterface::Stats. When this is fixed we should
// TestMemberIsNonNegative<uint32_t>() for |width| and |height| instead to
// reflect real code.
verifier.TestMemberIsUndefined(video_source.width);
verifier.TestMemberIsUndefined(video_source.height);
// TODO(hbos): When |frames| is implemented test that this member should be
// expected to be non-negative.
verifier.TestMemberIsUndefined(video_source.frames);
verifier.TestMemberIsNonNegative<uint32_t>(video_source.frames_per_second);
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());
}
// These tests exercise the integration of the stats selection algorithm inside
// of PeerConnection. See rtcstatstraveral_unittest.cc for more detailed stats
// traversal tests on particular stats graphs.
TEST_F(RTCStatsIntegrationTest, GetStatsWithSenderSelector) {
StartCall();
ASSERT_FALSE(caller_->pc()->GetSenders().empty());
rtc::scoped_refptr<const RTCStatsReport> report =
GetStatsFromCaller(caller_->pc()->GetSenders()[0]);
std::vector<const char*> allowed_missing_stats = {
// TODO(hbos): Include RTC[Audio/Video]ReceiverStats when implemented.
// TODO(hbos): Include RTCRemoteOutboundRtpStreamStats when implemented.
// TODO(hbos): Include RTCRtpContributingSourceStats when implemented.
RTCInboundRTPStreamStats::kType, RTCPeerConnectionStats::kType,
RTCMediaStreamStats::kType, RTCDataChannelStats::kType,
};
RTCStatsReportVerifier(report.get()).VerifyReport(allowed_missing_stats);
EXPECT_TRUE(report->size());
}
TEST_F(RTCStatsIntegrationTest, GetStatsWithReceiverSelector) {
StartCall();
ASSERT_FALSE(caller_->pc()->GetReceivers().empty());
rtc::scoped_refptr<const RTCStatsReport> report =
GetStatsFromCaller(caller_->pc()->GetReceivers()[0]);
std::vector<const char*> allowed_missing_stats = {
// TODO(hbos): Include RTC[Audio/Video]SenderStats when implemented.
// TODO(hbos): Include RTCRemoteInboundRtpStreamStats when implemented.
// TODO(hbos): Include RTCRtpContributingSourceStats when implemented.
RTCOutboundRTPStreamStats::kType, RTCPeerConnectionStats::kType,
RTCMediaStreamStats::kType, RTCDataChannelStats::kType,
};
RTCStatsReportVerifier(report.get()).VerifyReport(allowed_missing_stats);
EXPECT_TRUE(report->size());
}
TEST_F(RTCStatsIntegrationTest, GetStatsWithInvalidSenderSelector) {
StartCall();
ASSERT_FALSE(callee_->pc()->GetSenders().empty());
// The selector is invalid for the caller because it belongs to the callee.
auto invalid_selector = callee_->pc()->GetSenders()[0];
rtc::scoped_refptr<const RTCStatsReport> report =
GetStatsFromCaller(invalid_selector);
EXPECT_FALSE(report->size());
}
TEST_F(RTCStatsIntegrationTest, GetStatsWithInvalidReceiverSelector) {
StartCall();
ASSERT_FALSE(callee_->pc()->GetReceivers().empty());
// The selector is invalid for the caller because it belongs to the callee.
auto invalid_selector = callee_->pc()->GetReceivers()[0];
rtc::scoped_refptr<const RTCStatsReport> report =
GetStatsFromCaller(invalid_selector);
EXPECT_FALSE(report->size());
}
// TODO(bugs.webrtc.org/10041) For now this is equivalent to the following
// test GetsStatsWhileClosingPeerConnection, because pc() is closed by
// PeerConnectionTestWrapper. See: bugs.webrtc.org/9847
TEST_F(RTCStatsIntegrationTest,
DISABLED_GetStatsWhileDestroyingPeerConnection) {
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.
ASSERT_TRUE(stats_obtainer->report());
EXPECT_EQ(stats_obtainer->report()->ToJson(),
RTCStatsReportTraceListener::last_trace());
}
TEST_F(RTCStatsIntegrationTest, GetsStatsWhileClosingPeerConnection) {
StartCall();
rtc::scoped_refptr<RTCStatsObtainer> stats_obtainer =
RTCStatsObtainer::Create();
caller_->pc()->GetStats(stats_obtainer);
caller_->pc()->Close();
ASSERT_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 (absl::EndsWith(member->name(), "Id")) {
const auto& id = member->cast_to<const RTCStatsMember<std::string>>();
expected_ids.insert(&(*id));
}
} else if (member->type() == RTCStatsMemberInterface::kSequenceString) {
if (absl::EndsWith(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_THAT(expected_ids, Contains(neighbor_id));
}
for (const std::string* expected_id : expected_ids) {
EXPECT_THAT(neighbor_ids, Contains(expected_id));
}
}
}
#endif // HAVE_SCTP
} // namespace
} // namespace webrtc