webrtc/webrtc/video/send_statistics_proxy_unittest.cc
henrik.lundin@webrtc.org b10363f3b6 Re-landing "Routing SuspendChange to VideoSendStream::Stats"
This was originally committed as r5687, but reverted due to a flaky
test.

BUG=3040
R=stefan@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/9939004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@5695 4adac7df-926f-26a2-2b94-8c16560cd09d
2014-03-13 13:31:21 +00:00

245 lines
8.8 KiB
C++

/*
* Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
// This file includes unit tests for SendStatisticsProxy.
#include "webrtc/video/send_statistics_proxy.h"
#include <map>
#include <string>
#include <vector>
#include "testing/gtest/include/gtest/gtest.h"
namespace webrtc {
class SendStatisticsProxyTest : public ::testing::Test,
protected SendStatisticsProxy::StatsProvider {
public:
SendStatisticsProxyTest() : avg_delay_ms_(0), max_delay_ms_(0) {}
virtual ~SendStatisticsProxyTest() {}
protected:
virtual void SetUp() {
statistics_proxy_.reset(
new SendStatisticsProxy(GetTestConfig(), this));
config_ = GetTestConfig();
expected_ = VideoSendStream::Stats();
}
VideoSendStream::Config GetTestConfig() {
VideoSendStream::Config config;
config.rtp.ssrcs.push_back(17);
config.rtp.ssrcs.push_back(42);
return config;
}
virtual bool GetSendSideDelay(VideoSendStream::Stats* stats) OVERRIDE {
stats->avg_delay_ms = avg_delay_ms_;
stats->max_delay_ms = max_delay_ms_;
return true;
}
virtual std::string GetCName() { return cname_; }
void ExpectEqual(VideoSendStream::Stats one, VideoSendStream::Stats other) {
EXPECT_EQ(one.avg_delay_ms, other.avg_delay_ms);
EXPECT_EQ(one.input_frame_rate, other.input_frame_rate);
EXPECT_EQ(one.encode_frame_rate, other.encode_frame_rate);
EXPECT_EQ(one.avg_delay_ms, other.avg_delay_ms);
EXPECT_EQ(one.max_delay_ms, other.max_delay_ms);
EXPECT_EQ(one.suspended, other.suspended);
EXPECT_EQ(one.c_name, other.c_name);
EXPECT_EQ(one.substreams.size(), other.substreams.size());
for (std::map<uint32_t, StreamStats>::const_iterator it =
one.substreams.begin();
it != one.substreams.end();
++it) {
std::map<uint32_t, StreamStats>::const_iterator corresponding_it =
other.substreams.find(it->first);
ASSERT_TRUE(corresponding_it != other.substreams.end());
const StreamStats& a = it->second;
const StreamStats& b = corresponding_it->second;
EXPECT_EQ(a.key_frames, b.key_frames);
EXPECT_EQ(a.delta_frames, b.delta_frames);
EXPECT_EQ(a.bitrate_bps, b.bitrate_bps);
EXPECT_EQ(a.rtp_stats.bytes, b.rtp_stats.bytes);
EXPECT_EQ(a.rtp_stats.header_bytes, b.rtp_stats.header_bytes);
EXPECT_EQ(a.rtp_stats.padding_bytes, b.rtp_stats.padding_bytes);
EXPECT_EQ(a.rtp_stats.packets, b.rtp_stats.packets);
EXPECT_EQ(a.rtp_stats.retransmitted_packets,
b.rtp_stats.retransmitted_packets);
EXPECT_EQ(a.rtp_stats.fec_packets, b.rtp_stats.fec_packets);
EXPECT_EQ(a.rtcp_stats.fraction_lost, b.rtcp_stats.fraction_lost);
EXPECT_EQ(a.rtcp_stats.cumulative_lost, b.rtcp_stats.cumulative_lost);
EXPECT_EQ(a.rtcp_stats.extended_max_sequence_number,
b.rtcp_stats.extended_max_sequence_number);
EXPECT_EQ(a.rtcp_stats.jitter, b.rtcp_stats.jitter);
}
}
scoped_ptr<SendStatisticsProxy> statistics_proxy_;
VideoSendStream::Config config_;
int avg_delay_ms_;
int max_delay_ms_;
std::string cname_;
VideoSendStream::Stats expected_;
typedef std::map<uint32_t, StreamStats>::const_iterator StreamIterator;
};
TEST_F(SendStatisticsProxyTest, RtcpStatistics) {
RtcpStatisticsCallback* callback = statistics_proxy_.get();
for (std::vector<uint32_t>::const_iterator it = config_.rtp.ssrcs.begin();
it != config_.rtp.ssrcs.end();
++it) {
const uint32_t ssrc = *it;
StreamStats& ssrc_stats = expected_.substreams[ssrc];
// Add statistics with some arbitrary, but unique, numbers.
uint32_t offset = ssrc * sizeof(RtcpStatistics);
ssrc_stats.rtcp_stats.cumulative_lost = offset;
ssrc_stats.rtcp_stats.extended_max_sequence_number = offset + 1;
ssrc_stats.rtcp_stats.fraction_lost = offset + 2;
ssrc_stats.rtcp_stats.jitter = offset + 3;
callback->StatisticsUpdated(ssrc_stats.rtcp_stats, ssrc);
}
VideoSendStream::Stats stats = statistics_proxy_->GetStats();
ExpectEqual(expected_, stats);
}
TEST_F(SendStatisticsProxyTest, FrameRates) {
const int capture_fps = 31;
const int encode_fps = 29;
ViECaptureObserver* capture_observer = statistics_proxy_.get();
capture_observer->CapturedFrameRate(0, capture_fps);
ViEEncoderObserver* encoder_observer = statistics_proxy_.get();
encoder_observer->OutgoingRate(0, encode_fps, 0);
VideoSendStream::Stats stats = statistics_proxy_->GetStats();
EXPECT_EQ(capture_fps, stats.input_frame_rate);
EXPECT_EQ(encode_fps, stats.encode_frame_rate);
}
TEST_F(SendStatisticsProxyTest, Suspended) {
// Verify that the value is false by default.
EXPECT_FALSE(statistics_proxy_->GetStats().suspended);
// Verify that we can set it to true.
ViEEncoderObserver* encoder_observer = statistics_proxy_.get();
encoder_observer->SuspendChange(0, true);
EXPECT_TRUE(statistics_proxy_->GetStats().suspended);
// Verify that we can set it back to false again.
encoder_observer->SuspendChange(0, false);
EXPECT_FALSE(statistics_proxy_->GetStats().suspended);
}
TEST_F(SendStatisticsProxyTest, FrameCounts) {
FrameCountObserver* observer = statistics_proxy_.get();
for (std::vector<uint32_t>::const_iterator it = config_.rtp.ssrcs.begin();
it != config_.rtp.ssrcs.end();
++it) {
const uint32_t ssrc = *it;
// Add statistics with some arbitrary, but unique, numbers.
StreamStats& stats = expected_.substreams[ssrc];
uint32_t offset = ssrc * sizeof(StreamStats);
stats.key_frames = offset;
stats.delta_frames = offset + 1;
observer->FrameCountUpdated(kVideoFrameKey, stats.key_frames, ssrc);
observer->FrameCountUpdated(kVideoFrameDelta, stats.delta_frames, ssrc);
}
VideoSendStream::Stats stats = statistics_proxy_->GetStats();
ExpectEqual(expected_, stats);
}
TEST_F(SendStatisticsProxyTest, DataCounters) {
StreamDataCountersCallback* callback = statistics_proxy_.get();
for (std::vector<uint32_t>::const_iterator it = config_.rtp.ssrcs.begin();
it != config_.rtp.ssrcs.end();
++it) {
const uint32_t ssrc = *it;
StreamDataCounters& counters = expected_.substreams[ssrc].rtp_stats;
// Add statistics with some arbitrary, but unique, numbers.
uint32_t offset = ssrc * sizeof(StreamDataCounters);
counters.bytes = offset;
counters.header_bytes = offset + 1;
counters.fec_packets = offset + 2;
counters.padding_bytes = offset + 3;
counters.retransmitted_packets = offset + 4;
counters.packets = offset + 5;
callback->DataCountersUpdated(counters, ssrc);
}
VideoSendStream::Stats stats = statistics_proxy_->GetStats();
ExpectEqual(expected_, stats);
}
TEST_F(SendStatisticsProxyTest, Bitrate) {
BitrateStatisticsObserver* observer = statistics_proxy_.get();
for (std::vector<uint32_t>::const_iterator it = config_.rtp.ssrcs.begin();
it != config_.rtp.ssrcs.end();
++it) {
const uint32_t ssrc = *it;
BitrateStatistics bitrate;
bitrate.bitrate_bps = ssrc;
observer->Notify(bitrate, ssrc);
expected_.substreams[ssrc].bitrate_bps = ssrc;
}
VideoSendStream::Stats stats = statistics_proxy_->GetStats();
ExpectEqual(expected_, stats);
}
TEST_F(SendStatisticsProxyTest, StreamStats) {
avg_delay_ms_ = 1;
max_delay_ms_ = 2;
cname_ = "qwertyuiop";
VideoSendStream::Stats stats = statistics_proxy_->GetStats();
EXPECT_EQ(avg_delay_ms_, stats.avg_delay_ms);
EXPECT_EQ(max_delay_ms_, stats.max_delay_ms);
EXPECT_EQ(cname_, stats.c_name);
}
TEST_F(SendStatisticsProxyTest, NoSubstreams) {
uint32_t exluded_ssrc =
*std::max_element(config_.rtp.ssrcs.begin(), config_.rtp.ssrcs.end()) + 1;
// From RtcpStatisticsCallback.
RtcpStatistics rtcp_stats;
RtcpStatisticsCallback* rtcp_callback = statistics_proxy_.get();
rtcp_callback->StatisticsUpdated(rtcp_stats, exluded_ssrc);
// From StreamDataCountersCallback.
StreamDataCounters rtp_stats;
StreamDataCountersCallback* rtp_callback = statistics_proxy_.get();
rtp_callback->DataCountersUpdated(rtp_stats, exluded_ssrc);
// From BitrateStatisticsObserver.
BitrateStatistics bitrate;
BitrateStatisticsObserver* bitrate_observer = statistics_proxy_.get();
bitrate_observer->Notify(bitrate, exluded_ssrc);
// From FrameCountObserver.
FrameCountObserver* fps_observer = statistics_proxy_.get();
fps_observer->FrameCountUpdated(kVideoFrameKey, 1, exluded_ssrc);
VideoSendStream::Stats stats = statistics_proxy_->GetStats();
EXPECT_TRUE(stats.substreams.empty());
}
} // namespace webrtc