b10363f3b6
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
245 lines
8.8 KiB
C++
245 lines
8.8 KiB
C++
/*
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* Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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// This file includes unit tests for SendStatisticsProxy.
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#include "webrtc/video/send_statistics_proxy.h"
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#include <map>
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#include <string>
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#include <vector>
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#include "testing/gtest/include/gtest/gtest.h"
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namespace webrtc {
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class SendStatisticsProxyTest : public ::testing::Test,
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protected SendStatisticsProxy::StatsProvider {
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public:
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SendStatisticsProxyTest() : avg_delay_ms_(0), max_delay_ms_(0) {}
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virtual ~SendStatisticsProxyTest() {}
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protected:
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virtual void SetUp() {
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statistics_proxy_.reset(
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new SendStatisticsProxy(GetTestConfig(), this));
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config_ = GetTestConfig();
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expected_ = VideoSendStream::Stats();
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}
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VideoSendStream::Config GetTestConfig() {
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VideoSendStream::Config config;
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config.rtp.ssrcs.push_back(17);
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config.rtp.ssrcs.push_back(42);
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return config;
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}
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virtual bool GetSendSideDelay(VideoSendStream::Stats* stats) OVERRIDE {
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stats->avg_delay_ms = avg_delay_ms_;
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stats->max_delay_ms = max_delay_ms_;
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return true;
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}
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virtual std::string GetCName() { return cname_; }
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void ExpectEqual(VideoSendStream::Stats one, VideoSendStream::Stats other) {
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EXPECT_EQ(one.avg_delay_ms, other.avg_delay_ms);
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EXPECT_EQ(one.input_frame_rate, other.input_frame_rate);
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EXPECT_EQ(one.encode_frame_rate, other.encode_frame_rate);
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EXPECT_EQ(one.avg_delay_ms, other.avg_delay_ms);
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EXPECT_EQ(one.max_delay_ms, other.max_delay_ms);
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EXPECT_EQ(one.suspended, other.suspended);
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EXPECT_EQ(one.c_name, other.c_name);
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EXPECT_EQ(one.substreams.size(), other.substreams.size());
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for (std::map<uint32_t, StreamStats>::const_iterator it =
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one.substreams.begin();
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it != one.substreams.end();
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++it) {
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std::map<uint32_t, StreamStats>::const_iterator corresponding_it =
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other.substreams.find(it->first);
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ASSERT_TRUE(corresponding_it != other.substreams.end());
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const StreamStats& a = it->second;
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const StreamStats& b = corresponding_it->second;
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EXPECT_EQ(a.key_frames, b.key_frames);
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EXPECT_EQ(a.delta_frames, b.delta_frames);
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EXPECT_EQ(a.bitrate_bps, b.bitrate_bps);
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EXPECT_EQ(a.rtp_stats.bytes, b.rtp_stats.bytes);
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EXPECT_EQ(a.rtp_stats.header_bytes, b.rtp_stats.header_bytes);
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EXPECT_EQ(a.rtp_stats.padding_bytes, b.rtp_stats.padding_bytes);
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EXPECT_EQ(a.rtp_stats.packets, b.rtp_stats.packets);
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EXPECT_EQ(a.rtp_stats.retransmitted_packets,
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b.rtp_stats.retransmitted_packets);
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EXPECT_EQ(a.rtp_stats.fec_packets, b.rtp_stats.fec_packets);
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EXPECT_EQ(a.rtcp_stats.fraction_lost, b.rtcp_stats.fraction_lost);
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EXPECT_EQ(a.rtcp_stats.cumulative_lost, b.rtcp_stats.cumulative_lost);
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EXPECT_EQ(a.rtcp_stats.extended_max_sequence_number,
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b.rtcp_stats.extended_max_sequence_number);
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EXPECT_EQ(a.rtcp_stats.jitter, b.rtcp_stats.jitter);
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}
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}
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scoped_ptr<SendStatisticsProxy> statistics_proxy_;
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VideoSendStream::Config config_;
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int avg_delay_ms_;
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int max_delay_ms_;
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std::string cname_;
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VideoSendStream::Stats expected_;
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typedef std::map<uint32_t, StreamStats>::const_iterator StreamIterator;
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};
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TEST_F(SendStatisticsProxyTest, RtcpStatistics) {
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RtcpStatisticsCallback* callback = statistics_proxy_.get();
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for (std::vector<uint32_t>::const_iterator it = config_.rtp.ssrcs.begin();
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it != config_.rtp.ssrcs.end();
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++it) {
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const uint32_t ssrc = *it;
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StreamStats& ssrc_stats = expected_.substreams[ssrc];
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// Add statistics with some arbitrary, but unique, numbers.
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uint32_t offset = ssrc * sizeof(RtcpStatistics);
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ssrc_stats.rtcp_stats.cumulative_lost = offset;
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ssrc_stats.rtcp_stats.extended_max_sequence_number = offset + 1;
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ssrc_stats.rtcp_stats.fraction_lost = offset + 2;
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ssrc_stats.rtcp_stats.jitter = offset + 3;
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callback->StatisticsUpdated(ssrc_stats.rtcp_stats, ssrc);
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}
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VideoSendStream::Stats stats = statistics_proxy_->GetStats();
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ExpectEqual(expected_, stats);
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}
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TEST_F(SendStatisticsProxyTest, FrameRates) {
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const int capture_fps = 31;
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const int encode_fps = 29;
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ViECaptureObserver* capture_observer = statistics_proxy_.get();
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capture_observer->CapturedFrameRate(0, capture_fps);
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ViEEncoderObserver* encoder_observer = statistics_proxy_.get();
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encoder_observer->OutgoingRate(0, encode_fps, 0);
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VideoSendStream::Stats stats = statistics_proxy_->GetStats();
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EXPECT_EQ(capture_fps, stats.input_frame_rate);
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EXPECT_EQ(encode_fps, stats.encode_frame_rate);
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}
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TEST_F(SendStatisticsProxyTest, Suspended) {
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// Verify that the value is false by default.
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EXPECT_FALSE(statistics_proxy_->GetStats().suspended);
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// Verify that we can set it to true.
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ViEEncoderObserver* encoder_observer = statistics_proxy_.get();
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encoder_observer->SuspendChange(0, true);
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EXPECT_TRUE(statistics_proxy_->GetStats().suspended);
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// Verify that we can set it back to false again.
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encoder_observer->SuspendChange(0, false);
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EXPECT_FALSE(statistics_proxy_->GetStats().suspended);
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}
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TEST_F(SendStatisticsProxyTest, FrameCounts) {
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FrameCountObserver* observer = statistics_proxy_.get();
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for (std::vector<uint32_t>::const_iterator it = config_.rtp.ssrcs.begin();
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it != config_.rtp.ssrcs.end();
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++it) {
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const uint32_t ssrc = *it;
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// Add statistics with some arbitrary, but unique, numbers.
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StreamStats& stats = expected_.substreams[ssrc];
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uint32_t offset = ssrc * sizeof(StreamStats);
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stats.key_frames = offset;
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stats.delta_frames = offset + 1;
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observer->FrameCountUpdated(kVideoFrameKey, stats.key_frames, ssrc);
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observer->FrameCountUpdated(kVideoFrameDelta, stats.delta_frames, ssrc);
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}
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VideoSendStream::Stats stats = statistics_proxy_->GetStats();
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ExpectEqual(expected_, stats);
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}
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TEST_F(SendStatisticsProxyTest, DataCounters) {
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StreamDataCountersCallback* callback = statistics_proxy_.get();
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for (std::vector<uint32_t>::const_iterator it = config_.rtp.ssrcs.begin();
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it != config_.rtp.ssrcs.end();
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++it) {
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const uint32_t ssrc = *it;
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StreamDataCounters& counters = expected_.substreams[ssrc].rtp_stats;
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// Add statistics with some arbitrary, but unique, numbers.
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uint32_t offset = ssrc * sizeof(StreamDataCounters);
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counters.bytes = offset;
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counters.header_bytes = offset + 1;
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counters.fec_packets = offset + 2;
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counters.padding_bytes = offset + 3;
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counters.retransmitted_packets = offset + 4;
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counters.packets = offset + 5;
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callback->DataCountersUpdated(counters, ssrc);
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}
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VideoSendStream::Stats stats = statistics_proxy_->GetStats();
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ExpectEqual(expected_, stats);
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}
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TEST_F(SendStatisticsProxyTest, Bitrate) {
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BitrateStatisticsObserver* observer = statistics_proxy_.get();
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for (std::vector<uint32_t>::const_iterator it = config_.rtp.ssrcs.begin();
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it != config_.rtp.ssrcs.end();
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++it) {
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const uint32_t ssrc = *it;
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BitrateStatistics bitrate;
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bitrate.bitrate_bps = ssrc;
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observer->Notify(bitrate, ssrc);
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expected_.substreams[ssrc].bitrate_bps = ssrc;
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}
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VideoSendStream::Stats stats = statistics_proxy_->GetStats();
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ExpectEqual(expected_, stats);
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}
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TEST_F(SendStatisticsProxyTest, StreamStats) {
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avg_delay_ms_ = 1;
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max_delay_ms_ = 2;
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cname_ = "qwertyuiop";
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VideoSendStream::Stats stats = statistics_proxy_->GetStats();
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EXPECT_EQ(avg_delay_ms_, stats.avg_delay_ms);
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EXPECT_EQ(max_delay_ms_, stats.max_delay_ms);
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EXPECT_EQ(cname_, stats.c_name);
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}
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TEST_F(SendStatisticsProxyTest, NoSubstreams) {
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uint32_t exluded_ssrc =
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*std::max_element(config_.rtp.ssrcs.begin(), config_.rtp.ssrcs.end()) + 1;
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// From RtcpStatisticsCallback.
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RtcpStatistics rtcp_stats;
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RtcpStatisticsCallback* rtcp_callback = statistics_proxy_.get();
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rtcp_callback->StatisticsUpdated(rtcp_stats, exluded_ssrc);
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// From StreamDataCountersCallback.
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StreamDataCounters rtp_stats;
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StreamDataCountersCallback* rtp_callback = statistics_proxy_.get();
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rtp_callback->DataCountersUpdated(rtp_stats, exluded_ssrc);
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// From BitrateStatisticsObserver.
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BitrateStatistics bitrate;
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BitrateStatisticsObserver* bitrate_observer = statistics_proxy_.get();
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bitrate_observer->Notify(bitrate, exluded_ssrc);
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// From FrameCountObserver.
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FrameCountObserver* fps_observer = statistics_proxy_.get();
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fps_observer->FrameCountUpdated(kVideoFrameKey, 1, exluded_ssrc);
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VideoSendStream::Stats stats = statistics_proxy_->GetStats();
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EXPECT_TRUE(stats.substreams.empty());
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}
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} // namespace webrtc
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