blob: d15b617f245a7a2e0d90672d5a756da68db32b93 [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 <memory>
#include <set>
#include <string>
#include <vector>
#include "absl/algorithm/container.h"
#include "absl/strings/match.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/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_ = rtc::make_ref_counted<PeerConnectionTestWrapper>(
"caller", &virtual_socket_server_, network_thread_.get(),
worker_thread_.get());
callee_ = rtc::make_ref_counted<PeerConnectionTestWrapper>(
"callee", &virtual_socket_server_, network_thread_.get(),
worker_thread_.get());
}
void StartCall() {
// Create PeerConnections and "connect" sigslots
PeerConnectionInterface::RTCConfiguration config;
config.sdp_semantics = SdpSemantics::kUnifiedPlan;
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.get());
EXPECT_TRUE_WAIT(stats_obtainer->report() != nullptr, 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() != nullptr, 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 auto& attribute : stats_->Attributes()) {
untested_attribute_names_.insert(attribute.name());
}
}
template <typename T>
void MarkAttributeTested(const RTCStatsMember<T>& field,
bool test_successful) {
untested_attribute_names_.erase(stats_->GetAttribute(field).name());
all_tests_successful_ &= test_successful;
}
template <typename T>
void TestAttributeIsDefined(const RTCStatsMember<T>& field) {
EXPECT_TRUE(field.has_value())
<< stats_->type() << "." << stats_->GetAttribute(field).name() << "["
<< stats_->id() << "] was undefined.";
MarkAttributeTested(field, field.has_value());
}
template <typename T>
void TestAttributeIsUndefined(const RTCStatsMember<T>& field) {
EXPECT_FALSE(field.has_value())
<< stats_->type() << "." << stats_->GetAttribute(field).name() << "["
<< stats_->id() << "] was defined (" << field.ValueToString() << ").";
MarkAttributeTested(field, !field.has_value());
}
template <typename T>
void TestAttributeIsPositive(const RTCStatsMember<T>& field) {
Attribute attribute = stats_->GetAttribute(field);
EXPECT_TRUE(field.has_value()) << stats_->type() << "." << attribute.name()
<< "[" << stats_->id() << "] was undefined.";
if (!field.has_value()) {
MarkAttributeTested(field, false);
return;
}
bool is_positive = field.value() > T(0);
EXPECT_TRUE(is_positive)
<< stats_->type() << "." << attribute.name() << "[" << stats_->id()
<< "] was not positive (" << attribute.ValueToString() << ").";
MarkAttributeTested(field, is_positive);
}
template <typename T>
void TestAttributeIsNonNegative(const RTCStatsMember<T>& field) {
Attribute attribute = stats_->GetAttribute(field);
EXPECT_TRUE(field.has_value()) << stats_->type() << "." << attribute.name()
<< "[" << stats_->id() << "] was undefined.";
if (!field.has_value()) {
MarkAttributeTested(field, false);
return;
}
bool is_non_negative = field.value() >= T(0);
EXPECT_TRUE(is_non_negative)
<< stats_->type() << "." << attribute.name() << "[" << stats_->id()
<< "] was not non-negative (" << attribute.ValueToString() << ").";
MarkAttributeTested(field, is_non_negative);
}
template <typename T>
void TestAttributeIsIDReference(const RTCStatsMember<T>& field,
const char* expected_type) {
TestAttributeIsIDReference(field, expected_type, false);
}
template <typename T>
void TestAttributeIsOptionalIDReference(const RTCStatsMember<T>& field,
const char* expected_type) {
TestAttributeIsIDReference(field, expected_type, true);
}
bool ExpectAllAttributesSuccessfullyTested() {
if (untested_attribute_names_.empty())
return all_tests_successful_;
for (const char* name : untested_attribute_names_) {
EXPECT_TRUE(false) << stats_->type() << "." << name << "[" << stats_->id()
<< "] was not tested.";
}
return false;
}
private:
template <typename T>
void TestAttributeIsIDReference(const RTCStatsMember<T>& field,
const char* expected_type,
bool optional) {
if (optional && !field.has_value()) {
MarkAttributeTested(field, true);
return;
}
Attribute attribute = stats_->GetAttribute(field);
bool valid_reference = false;
if (attribute.has_value()) {
if (attribute.holds_alternative<std::string>()) {
// A single ID.
const RTCStats* referenced_stats =
report_->Get(attribute.get<std::string>());
valid_reference =
referenced_stats && referenced_stats->type() == expected_type;
} else if (attribute.holds_alternative<std::vector<std::string>>()) {
// A vector of IDs.
valid_reference = true;
for (const std::string& id :
attribute.get<std::vector<std::string>>()) {
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() << "." << attribute.name()
<< " is not a reference to an "
"existing dictionary of type "
<< expected_type << " (value: "
<< (field.has_value() ? attribute.ValueToString() : "null") << ").";
MarkAttributeTested(field, valid_reference);
}
rtc::scoped_refptr<const RTCStatsReport> report_;
const RTCStats* stats_;
std::set<const char*> untested_attribute_names_;
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(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() == 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() == RTCRemoteOutboundRtpStreamStats::kType) {
verify_successful &= VerifyRTCRemoteOutboundRtpStreamStats(
stats.cast_to<RTCRemoteOutboundRtpStreamStats>());
} 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 if (stats.type() == RTCAudioPlayoutStats::kType) {
verify_successful &=
VerifyRTCAudioPlayoutStats(stats.cast_to<RTCAudioPlayoutStats>());
} 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_.get(), &certificate);
verifier.TestAttributeIsDefined(certificate.fingerprint);
verifier.TestAttributeIsDefined(certificate.fingerprint_algorithm);
verifier.TestAttributeIsDefined(certificate.base64_certificate);
verifier.TestAttributeIsOptionalIDReference(
certificate.issuer_certificate_id, RTCCertificateStats::kType);
return verifier.ExpectAllAttributesSuccessfullyTested();
}
bool VerifyRTCCodecStats(const RTCCodecStats& codec) {
RTCStatsVerifier verifier(report_.get(), &codec);
verifier.TestAttributeIsIDReference(codec.transport_id,
RTCTransportStats::kType);
verifier.TestAttributeIsDefined(codec.payload_type);
verifier.TestAttributeIsDefined(codec.mime_type);
verifier.TestAttributeIsPositive<uint32_t>(codec.clock_rate);
if (codec.mime_type->rfind("audio", 0) == 0)
verifier.TestAttributeIsPositive<uint32_t>(codec.channels);
else
verifier.TestAttributeIsUndefined(codec.channels);
// sdp_fmtp_line is an optional field.
verifier.MarkAttributeTested(codec.sdp_fmtp_line, true);
return verifier.ExpectAllAttributesSuccessfullyTested();
}
bool VerifyRTCDataChannelStats(const RTCDataChannelStats& data_channel) {
RTCStatsVerifier verifier(report_.get(), &data_channel);
verifier.TestAttributeIsDefined(data_channel.label);
verifier.TestAttributeIsDefined(data_channel.protocol);
verifier.TestAttributeIsDefined(data_channel.data_channel_identifier);
verifier.TestAttributeIsDefined(data_channel.state);
verifier.TestAttributeIsNonNegative<uint32_t>(data_channel.messages_sent);
verifier.TestAttributeIsNonNegative<uint64_t>(data_channel.bytes_sent);
verifier.TestAttributeIsNonNegative<uint32_t>(
data_channel.messages_received);
verifier.TestAttributeIsNonNegative<uint64_t>(data_channel.bytes_received);
return verifier.ExpectAllAttributesSuccessfullyTested();
}
bool VerifyRTCIceCandidatePairStats(
const RTCIceCandidatePairStats& candidate_pair,
bool is_selected_pair) {
RTCStatsVerifier verifier(report_.get(), &candidate_pair);
verifier.TestAttributeIsIDReference(candidate_pair.transport_id,
RTCTransportStats::kType);
verifier.TestAttributeIsIDReference(candidate_pair.local_candidate_id,
RTCLocalIceCandidateStats::kType);
verifier.TestAttributeIsIDReference(candidate_pair.remote_candidate_id,
RTCRemoteIceCandidateStats::kType);
verifier.TestAttributeIsDefined(candidate_pair.state);
verifier.TestAttributeIsNonNegative<uint64_t>(candidate_pair.priority);
verifier.TestAttributeIsDefined(candidate_pair.nominated);
verifier.TestAttributeIsDefined(candidate_pair.writable);
verifier.TestAttributeIsNonNegative<uint64_t>(candidate_pair.packets_sent);
verifier.TestAttributeIsNonNegative<uint64_t>(
candidate_pair.packets_discarded_on_send);
verifier.TestAttributeIsNonNegative<uint64_t>(
candidate_pair.packets_received);
verifier.TestAttributeIsNonNegative<uint64_t>(candidate_pair.bytes_sent);
verifier.TestAttributeIsNonNegative<uint64_t>(
candidate_pair.bytes_discarded_on_send);
verifier.TestAttributeIsNonNegative<uint64_t>(
candidate_pair.bytes_received);
verifier.TestAttributeIsNonNegative<double>(
candidate_pair.total_round_trip_time);
verifier.TestAttributeIsNonNegative<double>(
candidate_pair.current_round_trip_time);
if (is_selected_pair) {
verifier.TestAttributeIsNonNegative<double>(
candidate_pair.available_outgoing_bitrate);
// A pair should be nominated in order to be selected.
EXPECT_TRUE(*candidate_pair.nominated);
} else {
verifier.TestAttributeIsUndefined(
candidate_pair.available_outgoing_bitrate);
}
verifier.TestAttributeIsUndefined(
candidate_pair.available_incoming_bitrate);
verifier.TestAttributeIsNonNegative<uint64_t>(
candidate_pair.requests_received);
verifier.TestAttributeIsNonNegative<uint64_t>(candidate_pair.requests_sent);
verifier.TestAttributeIsNonNegative<uint64_t>(
candidate_pair.responses_received);
verifier.TestAttributeIsNonNegative<uint64_t>(
candidate_pair.responses_sent);
verifier.TestAttributeIsNonNegative<uint64_t>(
candidate_pair.consent_requests_sent);
verifier.TestAttributeIsDefined(
candidate_pair.last_packet_received_timestamp);
verifier.TestAttributeIsDefined(candidate_pair.last_packet_sent_timestamp);
return verifier.ExpectAllAttributesSuccessfullyTested();
}
bool VerifyRTCIceCandidateStats(const RTCIceCandidateStats& candidate) {
RTCStatsVerifier verifier(report_.get(), &candidate);
verifier.TestAttributeIsIDReference(candidate.transport_id,
RTCTransportStats::kType);
verifier.TestAttributeIsDefined(candidate.is_remote);
if (*candidate.is_remote) {
verifier.TestAttributeIsUndefined(candidate.network_type);
verifier.TestAttributeIsUndefined(candidate.network_adapter_type);
verifier.TestAttributeIsUndefined(candidate.vpn);
} else {
verifier.TestAttributeIsDefined(candidate.network_type);
verifier.TestAttributeIsDefined(candidate.network_adapter_type);
verifier.TestAttributeIsDefined(candidate.vpn);
}
verifier.TestAttributeIsDefined(candidate.ip);
verifier.TestAttributeIsDefined(candidate.address);
verifier.TestAttributeIsNonNegative<int32_t>(candidate.port);
verifier.TestAttributeIsDefined(candidate.protocol);
verifier.TestAttributeIsDefined(candidate.candidate_type);
verifier.TestAttributeIsNonNegative<int32_t>(candidate.priority);
verifier.TestAttributeIsUndefined(candidate.url);
verifier.TestAttributeIsUndefined(candidate.relay_protocol);
verifier.TestAttributeIsDefined(candidate.foundation);
verifier.TestAttributeIsUndefined(candidate.related_address);
verifier.TestAttributeIsUndefined(candidate.related_port);
verifier.TestAttributeIsDefined(candidate.username_fragment);
verifier.TestAttributeIsUndefined(candidate.tcp_type);
return verifier.ExpectAllAttributesSuccessfullyTested();
}
bool VerifyRTCLocalIceCandidateStats(
const RTCLocalIceCandidateStats& local_candidate) {
return VerifyRTCIceCandidateStats(local_candidate);
}
bool VerifyRTCRemoteIceCandidateStats(
const RTCRemoteIceCandidateStats& remote_candidate) {
return VerifyRTCIceCandidateStats(remote_candidate);
}
bool VerifyRTCPeerConnectionStats(
const RTCPeerConnectionStats& peer_connection) {
RTCStatsVerifier verifier(report_.get(), &peer_connection);
verifier.TestAttributeIsNonNegative<uint32_t>(
peer_connection.data_channels_opened);
verifier.TestAttributeIsNonNegative<uint32_t>(
peer_connection.data_channels_closed);
return verifier.ExpectAllAttributesSuccessfullyTested();
}
void VerifyRTCRtpStreamStats(const RTCRtpStreamStats& stream,
RTCStatsVerifier& verifier) {
verifier.TestAttributeIsDefined(stream.ssrc);
verifier.TestAttributeIsDefined(stream.kind);
verifier.TestAttributeIsIDReference(stream.transport_id,
RTCTransportStats::kType);
verifier.TestAttributeIsIDReference(stream.codec_id, RTCCodecStats::kType);
}
void VerifyRTCSentRtpStreamStats(const RTCSentRtpStreamStats& sent_stream,
RTCStatsVerifier& verifier) {
VerifyRTCRtpStreamStats(sent_stream, verifier);
verifier.TestAttributeIsNonNegative<uint64_t>(sent_stream.packets_sent);
verifier.TestAttributeIsNonNegative<uint64_t>(sent_stream.bytes_sent);
}
bool VerifyRTCInboundRtpStreamStats(
const RTCInboundRtpStreamStats& inbound_stream) {
RTCStatsVerifier verifier(report_.get(), &inbound_stream);
VerifyRTCReceivedRtpStreamStats(inbound_stream, verifier);
verifier.TestAttributeIsOptionalIDReference(
inbound_stream.remote_id, RTCRemoteOutboundRtpStreamStats::kType);
verifier.TestAttributeIsDefined(inbound_stream.mid);
verifier.TestAttributeIsDefined(inbound_stream.track_identifier);
if (inbound_stream.kind.has_value() && *inbound_stream.kind == "video") {
verifier.TestAttributeIsNonNegative<uint64_t>(inbound_stream.qp_sum);
verifier.TestAttributeIsDefined(inbound_stream.decoder_implementation);
verifier.TestAttributeIsDefined(inbound_stream.power_efficient_decoder);
} else {
verifier.TestAttributeIsUndefined(inbound_stream.qp_sum);
verifier.TestAttributeIsUndefined(inbound_stream.decoder_implementation);
verifier.TestAttributeIsUndefined(inbound_stream.power_efficient_decoder);
}
verifier.TestAttributeIsNonNegative<uint32_t>(
inbound_stream.packets_received);
if (inbound_stream.kind.has_value() && *inbound_stream.kind == "audio") {
verifier.TestAttributeIsNonNegative<uint64_t>(
inbound_stream.packets_discarded);
verifier.TestAttributeIsNonNegative<uint64_t>(
inbound_stream.fec_packets_received);
verifier.TestAttributeIsNonNegative<uint64_t>(
inbound_stream.fec_packets_discarded);
verifier.TestAttributeIsUndefined(inbound_stream.fec_bytes_received);
} else {
verifier.TestAttributeIsUndefined(inbound_stream.packets_discarded);
// FEC stats are only present when FlexFEC was negotiated which is guarded
// by the WebRTC-FlexFEC-03-Advertised/Enabled/ field trial and off by
// default.
verifier.TestAttributeIsUndefined(inbound_stream.fec_bytes_received);
verifier.TestAttributeIsUndefined(inbound_stream.fec_packets_received);
verifier.TestAttributeIsUndefined(inbound_stream.fec_packets_discarded);
verifier.TestAttributeIsUndefined(inbound_stream.fec_ssrc);
}
verifier.TestAttributeIsNonNegative<uint64_t>(
inbound_stream.bytes_received);
verifier.TestAttributeIsNonNegative<uint64_t>(
inbound_stream.header_bytes_received);
verifier.TestAttributeIsDefined(
inbound_stream.last_packet_received_timestamp);
if (inbound_stream.frames_received.ValueOrDefault(0) > 0) {
verifier.TestAttributeIsNonNegative<uint32_t>(inbound_stream.frame_width);
verifier.TestAttributeIsNonNegative<uint32_t>(
inbound_stream.frame_height);
} else {
verifier.TestAttributeIsUndefined(inbound_stream.frame_width);
verifier.TestAttributeIsUndefined(inbound_stream.frame_height);
}
if (inbound_stream.frames_per_second.has_value()) {
verifier.TestAttributeIsNonNegative<double>(
inbound_stream.frames_per_second);
} else {
verifier.TestAttributeIsUndefined(inbound_stream.frames_per_second);
}
verifier.TestAttributeIsNonNegative<double>(
inbound_stream.jitter_buffer_delay);
verifier.TestAttributeIsNonNegative<uint64_t>(
inbound_stream.jitter_buffer_emitted_count);
verifier.TestAttributeIsNonNegative<double>(
inbound_stream.jitter_buffer_target_delay);
verifier.TestAttributeIsNonNegative<double>(
inbound_stream.jitter_buffer_minimum_delay);
if (inbound_stream.kind.has_value() && *inbound_stream.kind == "video") {
verifier.TestAttributeIsUndefined(inbound_stream.total_samples_received);
verifier.TestAttributeIsUndefined(inbound_stream.concealed_samples);
verifier.TestAttributeIsUndefined(
inbound_stream.silent_concealed_samples);
verifier.TestAttributeIsUndefined(inbound_stream.concealment_events);
verifier.TestAttributeIsUndefined(
inbound_stream.inserted_samples_for_deceleration);
verifier.TestAttributeIsUndefined(
inbound_stream.removed_samples_for_acceleration);
verifier.TestAttributeIsUndefined(inbound_stream.audio_level);
verifier.TestAttributeIsUndefined(inbound_stream.total_audio_energy);
verifier.TestAttributeIsUndefined(inbound_stream.total_samples_duration);
verifier.TestAttributeIsNonNegative<uint32_t>(
inbound_stream.frames_received);
verifier.TestAttributeIsNonNegative<uint32_t>(inbound_stream.fir_count);
verifier.TestAttributeIsNonNegative<uint32_t>(inbound_stream.pli_count);
verifier.TestAttributeIsNonNegative<uint32_t>(inbound_stream.nack_count);
} else {
verifier.TestAttributeIsUndefined(inbound_stream.fir_count);
verifier.TestAttributeIsUndefined(inbound_stream.pli_count);
verifier.TestAttributeIsUndefined(inbound_stream.nack_count);
verifier.TestAttributeIsPositive<uint64_t>(
inbound_stream.total_samples_received);
verifier.TestAttributeIsNonNegative<uint64_t>(
inbound_stream.concealed_samples);
verifier.TestAttributeIsNonNegative<uint64_t>(
inbound_stream.silent_concealed_samples);
verifier.TestAttributeIsNonNegative<uint64_t>(
inbound_stream.concealment_events);
verifier.TestAttributeIsNonNegative<uint64_t>(
inbound_stream.inserted_samples_for_deceleration);
verifier.TestAttributeIsNonNegative<uint64_t>(
inbound_stream.removed_samples_for_acceleration);
verifier.TestAttributeIsNonNegative<double>(
inbound_stream.jitter_buffer_target_delay);
verifier.TestAttributeIsNonNegative<double>(
inbound_stream.jitter_buffer_minimum_delay);
verifier.TestAttributeIsPositive<double>(inbound_stream.audio_level);
verifier.TestAttributeIsPositive<double>(
inbound_stream.total_audio_energy);
verifier.TestAttributeIsPositive<double>(
inbound_stream.total_samples_duration);
verifier.TestAttributeIsUndefined(inbound_stream.frames_received);
}
// RTX stats are typically only defined for video where RTX is negotiated.
if (inbound_stream.kind.has_value() && *inbound_stream.kind == "video") {
verifier.TestAttributeIsNonNegative<uint64_t>(
inbound_stream.retransmitted_packets_received);
verifier.TestAttributeIsNonNegative<uint64_t>(
inbound_stream.retransmitted_bytes_received);
verifier.TestAttributeIsNonNegative<uint32_t>(inbound_stream.rtx_ssrc);
} else {
verifier.TestAttributeIsUndefined(
inbound_stream.retransmitted_packets_received);
verifier.TestAttributeIsUndefined(
inbound_stream.retransmitted_bytes_received);
verifier.TestAttributeIsUndefined(inbound_stream.rtx_ssrc);
verifier.TestAttributeIsUndefined(inbound_stream.fec_ssrc);
}
// Test runtime too short to get an estimate (at least two RTCP sender
// reports need to be received).
verifier.MarkAttributeTested(inbound_stream.estimated_playout_timestamp,
true);
if (inbound_stream.kind.has_value() && *inbound_stream.kind == "video") {
verifier.TestAttributeIsDefined(inbound_stream.frames_decoded);
verifier.TestAttributeIsDefined(inbound_stream.key_frames_decoded);
verifier.TestAttributeIsNonNegative<uint32_t>(
inbound_stream.frames_dropped);
verifier.TestAttributeIsNonNegative<double>(
inbound_stream.total_decode_time);
verifier.TestAttributeIsNonNegative<double>(
inbound_stream.total_processing_delay);
verifier.TestAttributeIsNonNegative<double>(
inbound_stream.total_assembly_time);
verifier.TestAttributeIsDefined(
inbound_stream.frames_assembled_from_multiple_packets);
verifier.TestAttributeIsNonNegative<double>(
inbound_stream.total_inter_frame_delay);
verifier.TestAttributeIsNonNegative<double>(
inbound_stream.total_squared_inter_frame_delay);
verifier.TestAttributeIsNonNegative<uint32_t>(inbound_stream.pause_count);
verifier.TestAttributeIsNonNegative<double>(
inbound_stream.total_pauses_duration);
verifier.TestAttributeIsNonNegative<uint32_t>(
inbound_stream.freeze_count);
verifier.TestAttributeIsNonNegative<double>(
inbound_stream.total_freezes_duration);
// The integration test is not set up to test screen share; don't require
// this to be present.
verifier.MarkAttributeTested(inbound_stream.content_type, true);
verifier.TestAttributeIsUndefined(inbound_stream.jitter_buffer_flushes);
verifier.TestAttributeIsUndefined(
inbound_stream.delayed_packet_outage_samples);
verifier.TestAttributeIsUndefined(
inbound_stream.relative_packet_arrival_delay);
verifier.TestAttributeIsUndefined(inbound_stream.interruption_count);
verifier.TestAttributeIsUndefined(
inbound_stream.total_interruption_duration);
verifier.TestAttributeIsNonNegative<double>(
inbound_stream.min_playout_delay);
verifier.TestAttributeIsDefined(inbound_stream.goog_timing_frame_info);
} else {
verifier.TestAttributeIsUndefined(inbound_stream.frames_decoded);
verifier.TestAttributeIsUndefined(inbound_stream.key_frames_decoded);
verifier.TestAttributeIsUndefined(inbound_stream.frames_dropped);
verifier.TestAttributeIsUndefined(inbound_stream.total_decode_time);
verifier.TestAttributeIsUndefined(inbound_stream.total_processing_delay);
verifier.TestAttributeIsUndefined(inbound_stream.total_assembly_time);
verifier.TestAttributeIsUndefined(
inbound_stream.frames_assembled_from_multiple_packets);
verifier.TestAttributeIsUndefined(inbound_stream.total_inter_frame_delay);
verifier.TestAttributeIsUndefined(
inbound_stream.total_squared_inter_frame_delay);
verifier.TestAttributeIsUndefined(inbound_stream.pause_count);
verifier.TestAttributeIsUndefined(inbound_stream.total_pauses_duration);
verifier.TestAttributeIsUndefined(inbound_stream.freeze_count);
verifier.TestAttributeIsUndefined(inbound_stream.total_freezes_duration);
verifier.TestAttributeIsUndefined(inbound_stream.content_type);
verifier.TestAttributeIsNonNegative<uint64_t>(
inbound_stream.jitter_buffer_flushes);
verifier.TestAttributeIsNonNegative<uint64_t>(
inbound_stream.delayed_packet_outage_samples);
verifier.TestAttributeIsNonNegative<double>(
inbound_stream.relative_packet_arrival_delay);
verifier.TestAttributeIsNonNegative<uint32_t>(
inbound_stream.interruption_count);
verifier.TestAttributeIsNonNegative<double>(
inbound_stream.total_interruption_duration);
verifier.TestAttributeIsUndefined(inbound_stream.min_playout_delay);
verifier.TestAttributeIsUndefined(inbound_stream.goog_timing_frame_info);
}
if (inbound_stream.kind.has_value() && *inbound_stream.kind == "audio") {
verifier.TestAttributeIsDefined(inbound_stream.playout_id);
} else {
verifier.TestAttributeIsUndefined(inbound_stream.playout_id);
}
return verifier.ExpectAllAttributesSuccessfullyTested();
}
bool VerifyRTCOutboundRtpStreamStats(
const RTCOutboundRtpStreamStats& outbound_stream) {
RTCStatsVerifier verifier(report_.get(), &outbound_stream);
VerifyRTCSentRtpStreamStats(outbound_stream, verifier);
verifier.TestAttributeIsDefined(outbound_stream.mid);
verifier.TestAttributeIsDefined(outbound_stream.active);
if (outbound_stream.kind.has_value() && *outbound_stream.kind == "video") {
verifier.TestAttributeIsIDReference(outbound_stream.media_source_id,
RTCVideoSourceStats::kType);
verifier.TestAttributeIsNonNegative<uint32_t>(outbound_stream.fir_count);
verifier.TestAttributeIsNonNegative<uint32_t>(outbound_stream.pli_count);
if (*outbound_stream.frames_encoded > 0) {
verifier.TestAttributeIsNonNegative<uint64_t>(outbound_stream.qp_sum);
} else {
verifier.TestAttributeIsUndefined(outbound_stream.qp_sum);
}
} else {
verifier.TestAttributeIsUndefined(outbound_stream.fir_count);
verifier.TestAttributeIsUndefined(outbound_stream.pli_count);
verifier.TestAttributeIsIDReference(outbound_stream.media_source_id,
RTCAudioSourceStats::kType);
verifier.TestAttributeIsUndefined(outbound_stream.qp_sum);
}
verifier.TestAttributeIsNonNegative<uint32_t>(outbound_stream.nack_count);
verifier.TestAttributeIsOptionalIDReference(
outbound_stream.remote_id, RTCRemoteInboundRtpStreamStats::kType);
verifier.TestAttributeIsNonNegative<double>(
outbound_stream.total_packet_send_delay);
verifier.TestAttributeIsNonNegative<uint64_t>(
outbound_stream.retransmitted_packets_sent);
verifier.TestAttributeIsNonNegative<uint64_t>(
outbound_stream.header_bytes_sent);
verifier.TestAttributeIsNonNegative<uint64_t>(
outbound_stream.retransmitted_bytes_sent);
verifier.TestAttributeIsNonNegative<double>(outbound_stream.target_bitrate);
if (outbound_stream.kind.has_value() && *outbound_stream.kind == "video") {
verifier.TestAttributeIsDefined(outbound_stream.frames_encoded);
verifier.TestAttributeIsDefined(outbound_stream.key_frames_encoded);
verifier.TestAttributeIsNonNegative<double>(
outbound_stream.total_encode_time);
verifier.TestAttributeIsNonNegative<uint64_t>(
outbound_stream.total_encoded_bytes_target);
verifier.TestAttributeIsDefined(
outbound_stream.quality_limitation_reason);
verifier.TestAttributeIsDefined(
outbound_stream.quality_limitation_durations);
verifier.TestAttributeIsNonNegative<uint32_t>(
outbound_stream.quality_limitation_resolution_changes);
// The integration test is not set up to test screen share; don't require
// this to be present.
verifier.MarkAttributeTested(outbound_stream.content_type, true);
verifier.TestAttributeIsDefined(outbound_stream.encoder_implementation);
verifier.TestAttributeIsDefined(outbound_stream.power_efficient_encoder);
// Unless an implementation-specific amount of time has passed and at
// least one frame has been encoded, undefined is reported. Because it
// is hard to tell what is the case here, we treat FPS as optional.
// TODO(hbos): Update the tests to run until all implemented metrics
// should be populated.
if (outbound_stream.frames_per_second.has_value()) {
verifier.TestAttributeIsNonNegative<double>(
outbound_stream.frames_per_second);
} else {
verifier.TestAttributeIsUndefined(outbound_stream.frames_per_second);
}
verifier.TestAttributeIsNonNegative<uint32_t>(
outbound_stream.frame_height);
verifier.TestAttributeIsNonNegative<uint32_t>(
outbound_stream.frame_width);
verifier.TestAttributeIsNonNegative<uint32_t>(
outbound_stream.frames_sent);
verifier.TestAttributeIsNonNegative<uint32_t>(
outbound_stream.huge_frames_sent);
verifier.MarkAttributeTested(outbound_stream.rid, true);
verifier.TestAttributeIsDefined(outbound_stream.scalability_mode);
verifier.TestAttributeIsNonNegative<uint32_t>(outbound_stream.rtx_ssrc);
} else {
verifier.TestAttributeIsUndefined(outbound_stream.frames_encoded);
verifier.TestAttributeIsUndefined(outbound_stream.key_frames_encoded);
verifier.TestAttributeIsUndefined(outbound_stream.total_encode_time);
verifier.TestAttributeIsUndefined(
outbound_stream.total_encoded_bytes_target);
verifier.TestAttributeIsUndefined(
outbound_stream.quality_limitation_reason);
verifier.TestAttributeIsUndefined(
outbound_stream.quality_limitation_durations);
verifier.TestAttributeIsUndefined(
outbound_stream.quality_limitation_resolution_changes);
verifier.TestAttributeIsUndefined(outbound_stream.content_type);
// TODO(hbos): Implement for audio as well.
verifier.TestAttributeIsUndefined(outbound_stream.encoder_implementation);
verifier.TestAttributeIsUndefined(
outbound_stream.power_efficient_encoder);
verifier.TestAttributeIsUndefined(outbound_stream.rid);
verifier.TestAttributeIsUndefined(outbound_stream.frames_per_second);
verifier.TestAttributeIsUndefined(outbound_stream.frame_height);
verifier.TestAttributeIsUndefined(outbound_stream.frame_width);
verifier.TestAttributeIsUndefined(outbound_stream.frames_sent);
verifier.TestAttributeIsUndefined(outbound_stream.huge_frames_sent);
verifier.TestAttributeIsUndefined(outbound_stream.scalability_mode);
verifier.TestAttributeIsUndefined(outbound_stream.rtx_ssrc);
}
return verifier.ExpectAllAttributesSuccessfullyTested();
}
void VerifyRTCReceivedRtpStreamStats(
const RTCReceivedRtpStreamStats& received_rtp,
RTCStatsVerifier& verifier) {
VerifyRTCRtpStreamStats(received_rtp, verifier);
verifier.TestAttributeIsNonNegative<double>(received_rtp.jitter);
verifier.TestAttributeIsDefined(received_rtp.packets_lost);
}
bool VerifyRTCRemoteInboundRtpStreamStats(
const RTCRemoteInboundRtpStreamStats& remote_inbound_stream) {
RTCStatsVerifier verifier(report_.get(), &remote_inbound_stream);
VerifyRTCReceivedRtpStreamStats(remote_inbound_stream, verifier);
verifier.TestAttributeIsDefined(remote_inbound_stream.fraction_lost);
verifier.TestAttributeIsIDReference(remote_inbound_stream.local_id,
RTCOutboundRtpStreamStats::kType);
verifier.TestAttributeIsNonNegative<double>(
remote_inbound_stream.round_trip_time);
verifier.TestAttributeIsNonNegative<double>(
remote_inbound_stream.total_round_trip_time);
verifier.TestAttributeIsNonNegative<int32_t>(
remote_inbound_stream.round_trip_time_measurements);
return verifier.ExpectAllAttributesSuccessfullyTested();
}
bool VerifyRTCRemoteOutboundRtpStreamStats(
const RTCRemoteOutboundRtpStreamStats& remote_outbound_stream) {
RTCStatsVerifier verifier(report_.get(), &remote_outbound_stream);
VerifyRTCRtpStreamStats(remote_outbound_stream, verifier);
VerifyRTCSentRtpStreamStats(remote_outbound_stream, verifier);
verifier.TestAttributeIsIDReference(remote_outbound_stream.local_id,
RTCOutboundRtpStreamStats::kType);
verifier.TestAttributeIsNonNegative<double>(
remote_outbound_stream.remote_timestamp);
verifier.TestAttributeIsDefined(remote_outbound_stream.reports_sent);
return verifier.ExpectAllAttributesSuccessfullyTested();
}
void VerifyRTCMediaSourceStats(const RTCMediaSourceStats& media_source,
RTCStatsVerifier* verifier) {
verifier->TestAttributeIsDefined(media_source.track_identifier);
verifier->TestAttributeIsDefined(media_source.kind);
if (media_source.kind.has_value()) {
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_.get(), &audio_source);
VerifyRTCMediaSourceStats(audio_source, &verifier);
// Audio level, unlike audio energy, only gets updated at a certain
// frequency, so we don't require that one to be positive to avoid a race
// (https://crbug.com/webrtc/10962).
verifier.TestAttributeIsNonNegative<double>(audio_source.audio_level);
verifier.TestAttributeIsPositive<double>(audio_source.total_audio_energy);
verifier.TestAttributeIsPositive<double>(
audio_source.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.MarkAttributeTested(audio_source.echo_return_loss, true);
verifier.MarkAttributeTested(audio_source.echo_return_loss_enhancement,
true);
return verifier.ExpectAllAttributesSuccessfullyTested();
}
bool VerifyRTCVideoSourceStats(const RTCVideoSourceStats& video_source) {
RTCStatsVerifier verifier(report_.get(), &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
// TestAttributeIsNonNegative<uint32_t>() for `width` and `height` instead
// to reflect real code.
verifier.TestAttributeIsUndefined(video_source.width);
verifier.TestAttributeIsUndefined(video_source.height);
verifier.TestAttributeIsNonNegative<uint32_t>(video_source.frames);
verifier.TestAttributeIsNonNegative<double>(video_source.frames_per_second);
return verifier.ExpectAllAttributesSuccessfullyTested();
}
bool VerifyRTCTransportStats(const RTCTransportStats& transport) {
RTCStatsVerifier verifier(report_.get(), &transport);
verifier.TestAttributeIsNonNegative<uint64_t>(transport.bytes_sent);
verifier.TestAttributeIsNonNegative<uint64_t>(transport.packets_sent);
verifier.TestAttributeIsNonNegative<uint64_t>(transport.bytes_received);
verifier.TestAttributeIsNonNegative<uint64_t>(transport.packets_received);
verifier.TestAttributeIsOptionalIDReference(
transport.rtcp_transport_stats_id, RTCTransportStats::kType);
verifier.TestAttributeIsDefined(transport.dtls_state);
verifier.TestAttributeIsIDReference(transport.selected_candidate_pair_id,
RTCIceCandidatePairStats::kType);
verifier.TestAttributeIsIDReference(transport.local_certificate_id,
RTCCertificateStats::kType);
verifier.TestAttributeIsIDReference(transport.remote_certificate_id,
RTCCertificateStats::kType);
verifier.TestAttributeIsDefined(transport.tls_version);
verifier.TestAttributeIsDefined(transport.dtls_cipher);
verifier.TestAttributeIsDefined(transport.dtls_role);
verifier.TestAttributeIsDefined(transport.srtp_cipher);
verifier.TestAttributeIsPositive<uint32_t>(
transport.selected_candidate_pair_changes);
verifier.TestAttributeIsDefined(transport.ice_role);
verifier.TestAttributeIsDefined(transport.ice_local_username_fragment);
verifier.TestAttributeIsDefined(transport.ice_state);
return verifier.ExpectAllAttributesSuccessfullyTested();
}
bool VerifyRTCAudioPlayoutStats(const RTCAudioPlayoutStats& audio_playout) {
RTCStatsVerifier verifier(report_.get(), &audio_playout);
verifier.TestAttributeIsDefined(audio_playout.kind);
if (audio_playout.kind.has_value()) {
EXPECT_EQ(*audio_playout.kind, "audio");
}
verifier.TestAttributeIsNonNegative<uint64_t>(
audio_playout.synthesized_samples_events);
verifier.TestAttributeIsNonNegative<double>(
audio_playout.synthesized_samples_duration);
verifier.TestAttributeIsNonNegative<uint64_t>(
audio_playout.total_samples_count);
verifier.TestAttributeIsNonNegative<double>(
audio_playout.total_samples_duration);
verifier.TestAttributeIsNonNegative<double>(
audio_playout.total_playout_delay);
return verifier.ExpectAllAttributesSuccessfullyTested();
}
private:
rtc::scoped_refptr<const RTCStatsReport> report_;
};
#ifdef WEBRTC_HAVE_SCTP
TEST_F(RTCStatsIntegrationTest, GetStatsFromCaller) {
StartCall();
rtc::scoped_refptr<const RTCStatsReport> report = GetStatsFromCaller();
RTCStatsReportVerifier(report.get()).VerifyReport({});
#if RTC_TRACE_EVENTS_ENABLED
EXPECT_EQ(report->ToJson(), RTCStatsReportTraceListener::last_trace());
#endif
}
TEST_F(RTCStatsIntegrationTest, GetStatsFromCallee) {
StartCall();
rtc::scoped_refptr<const RTCStatsReport> report;
// Wait for round trip time measurements to be defined.
constexpr int kMaxWaitMs = 10000;
auto GetStatsReportAndReturnTrueIfRttIsDefined = [&report, this] {
report = GetStatsFromCallee();
auto inbound_stats =
report->GetStatsOfType<RTCRemoteInboundRtpStreamStats>();
return !inbound_stats.empty() &&
inbound_stats.front()->round_trip_time.has_value() &&
inbound_stats.front()->round_trip_time_measurements.has_value();
};
EXPECT_TRUE_WAIT(GetStatsReportAndReturnTrueIfRttIsDefined(), kMaxWaitMs);
RTCStatsReportVerifier(report.get()).VerifyReport({});
#if RTC_TRACE_EVENTS_ENABLED
EXPECT_EQ(report->ToJson(), RTCStatsReportTraceListener::last_trace());
#endif
}
// 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,
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,
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.get());
// 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());
#if RTC_TRACE_EVENTS_ENABLED
EXPECT_EQ(stats_obtainer->report()->ToJson(),
RTCStatsReportTraceListener::last_trace());
#endif
}
TEST_F(RTCStatsIntegrationTest, GetsStatsWhileClosingPeerConnection) {
StartCall();
rtc::scoped_refptr<RTCStatsObtainer> stats_obtainer =
RTCStatsObtainer::Create();
caller_->pc()->GetStats(stats_obtainer.get());
caller_->pc()->Close();
ASSERT_TRUE(stats_obtainer->report());
#if RTC_TRACE_EVENTS_ENABLED
EXPECT_EQ(stats_obtainer->report()->ToJson(),
RTCStatsReportTraceListener::last_trace());
#endif
}
// GetStatsReferencedIds() is optimized to recognize what is or isn't a
// referenced ID based on dictionary type information and knowing what
// attributes are used as references, as opposed to iterating all attributes 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 attributes with the "Id" or
// "Ids" suffix.
std::set<const std::string*> expected_ids;
for (const auto& attribute : stats.Attributes()) {
if (!attribute.has_value())
continue;
if (attribute.holds_alternative<std::string>()) {
if (absl::EndsWith(attribute.name(), "Id")) {
expected_ids.insert(&attribute.get<std::string>());
}
} else if (attribute.holds_alternative<std::vector<std::string>>()) {
if (absl::EndsWith(attribute.name(), "Ids")) {
for (const std::string& id :
attribute.get<std::vector<std::string>>())
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));
}
}
}
TEST_F(RTCStatsIntegrationTest, GetStatsContainsNoDuplicateAttributes) {
StartCall();
rtc::scoped_refptr<const RTCStatsReport> report = GetStatsFromCallee();
for (const RTCStats& stats : *report) {
std::set<std::string> attribute_names;
for (const auto& attribute : stats.Attributes()) {
EXPECT_TRUE(attribute_names.find(attribute.name()) ==
attribute_names.end())
<< attribute.name() << " is a duplicate!";
attribute_names.insert(attribute.name());
}
}
}
#endif // WEBRTC_HAVE_SCTP
} // namespace
} // namespace webrtc