removed five redundant avsync tests to make webrtc_perf_test faster

webrtc/call/call_perf_tests.cc

 /*
  *  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.
  */
 #include <algorithm>
@@ skipping 31 matching lines @@
 #include "webrtc/voice_engine/include/voe_rtp_rtcp.h"
 #include "webrtc/voice_engine/include/voe_video_sync.h"
 
 using webrtc::test::DriftingClock;
 using webrtc::test::FakeAudioDevice;
 
 namespace webrtc {
 
 class CallPerfTest : public test::CallTest {
  protected:
-  void TestAudioVideoSync(bool fec,
-                          bool create_audio_first,
+  enum class FecMode {
+    kOn, kOff
+  };
+  enum class CreateOrder {
+    kAudioFirst, kVideoFirst
+  };
+  void TestAudioVideoSync(FecMode fec,
+                          CreateOrder create_first,
                           float video_ntp_speed,
                           float video_rtp_speed,
                           float audio_rtp_speed);
 
   void TestCpuOveruse(LoadObserver::Load tested_load, int encode_delay_ms);
 
   void TestMinTransmitBitrate(bool pad_to_min_bitrate);
 
   void TestCaptureNtpTime(const FakeNetworkPipe::Config& net_config,
                           int threshold_ms,
@@ skipping 125 matching lines @@
 
  private:
   Clock* const clock_;
   const int voe_channel_;
   VoEVideoSync* const voe_sync_;
   SyncRtcpObserver* const audio_observer_;
   const int64_t creation_time_ms_;
   int64_t first_time_in_sync_;
 };
 
-void CallPerfTest::TestAudioVideoSync(bool fec,
-                                      bool create_audio_first,
+void CallPerfTest::TestAudioVideoSync(FecMode fec,
+                                      CreateOrder create_first,
                                       float video_ntp_speed,
                                       float video_rtp_speed,
                                       float audio_rtp_speed) {
   const char* kSyncGroup = "av_sync";
   const uint32_t kAudioSendSsrc = 1234;
   const uint32_t kAudioRecvSsrc = 5678;
   class AudioPacketReceiver : public PacketReceiver {
    public:
     AudioPacketReceiver(int channel, VoENetwork* voe_network)
         : channel_(channel),
@@ skipping 90 matching lines @@
   AudioSendStream::Config audio_send_config(&audio_send_transport);
   audio_send_config.voe_channel_id = send_channel_id;
   audio_send_config.rtp.ssrc = kAudioSendSsrc;
   AudioSendStream* audio_send_stream =
       sender_call_->CreateAudioSendStream(audio_send_config);
 
   CodecInst isac = {103, "ISAC", 16000, 480, 1, 32000};
   EXPECT_EQ(0, voe_codec->SetSendCodec(send_channel_id, isac));
 
   video_send_config_.rtp.nack.rtp_history_ms = kNackRtpHistoryMs;
-  if (fec) {
+  if (fec == FecMode::kOn) {
     video_send_config_.rtp.fec.red_payload_type = kRedPayloadType;
     video_send_config_.rtp.fec.ulpfec_payload_type = kUlpfecPayloadType;
     video_receive_configs_[0].rtp.fec.red_payload_type = kRedPayloadType;
     video_receive_configs_[0].rtp.fec.ulpfec_payload_type = kUlpfecPayloadType;
   }
   video_receive_configs_[0].rtp.nack.rtp_history_ms = 1000;
   video_receive_configs_[0].renderer = &observer;
   video_receive_configs_[0].sync_group = kSyncGroup;
 
   AudioReceiveStream::Config audio_recv_config;
   audio_recv_config.rtp.remote_ssrc = kAudioSendSsrc;
   audio_recv_config.rtp.local_ssrc = kAudioRecvSsrc;
   audio_recv_config.voe_channel_id = recv_channel_id;
   audio_recv_config.sync_group = kSyncGroup;
 
   AudioReceiveStream* audio_receive_stream;
 
-  if (create_audio_first) {
+  if (create_first == CreateOrder::kAudioFirst) {
     audio_receive_stream =
         receiver_call_->CreateAudioReceiveStream(audio_recv_config);
     CreateVideoStreams();
   } else {
     CreateVideoStreams();
     audio_receive_stream =
         receiver_call_->CreateAudioReceiveStream(audio_recv_config);
   }
 
   DriftingClock drifting_clock(clock_, video_ntp_speed);
@@ skipping 30 matching lines @@
   voe_base->Release();
   voe_codec->Release();
   voe_network->Release();
   voe_sync->Release();
 
   DestroyCalls();
 
   VoiceEngine::Delete(voice_engine);
 }
 
-TEST_F(CallPerfTest, PlaysOutAudioAndVideoInSyncWithAudioCreatedFirst) {
-  TestAudioVideoSync(false, true, DriftingClock::kNoDrift,
-                     DriftingClock::kNoDrift, DriftingClock::kNoDrift);
-}
-
-TEST_F(CallPerfTest, PlaysOutAudioAndVideoInSyncWithVideoCreatedFirst) {
-  TestAudioVideoSync(false, false, DriftingClock::kNoDrift,
-                     DriftingClock::kNoDrift, DriftingClock::kNoDrift);
-}
-
-TEST_F(CallPerfTest, PlaysOutAudioAndVideoInSyncWithFec) {
-  TestAudioVideoSync(true, false, DriftingClock::kNoDrift,
-                     DriftingClock::kNoDrift, DriftingClock::kNoDrift);
-}
-
 // TODO(danilchap): Reenable after adding support for frame capture clock
 // that is not in sync with local TickTime clock.
 TEST_F(CallPerfTest, DISABLED_PlaysOutAudioAndVideoInSyncWithVideoNtpDrift) {
-  TestAudioVideoSync(false, true, DriftingClock::PercentsFaster(10.0f),
+  TestAudioVideoSync(FecMode::kOff, CreateOrder::kAudioFirst,
+                     DriftingClock::PercentsFaster(10.0f),
                      DriftingClock::kNoDrift, DriftingClock::kNoDrift);
 }
 
-TEST_F(CallPerfTest, PlaysOutAudioAndVideoInSyncWithAudioRtpDrift) {
-  TestAudioVideoSync(false, true, DriftingClock::kNoDrift,
+TEST_F(CallPerfTest, PlaysOutAudioAndVideoInSyncWithAudioFasterThanVideoDrift) {
+  TestAudioVideoSync(FecMode::kOff, CreateOrder::kAudioFirst,
                      DriftingClock::kNoDrift,
-                     DriftingClock::PercentsFaster(30.0f));
-}
-
-TEST_F(CallPerfTest, PlaysOutAudioAndVideoInSyncWithVideoRtpDrift) {
-  TestAudioVideoSync(false, true, DriftingClock::kNoDrift,
-                     DriftingClock::PercentsFaster(30.0f),
-                     DriftingClock::kNoDrift);
-}
-
-TEST_F(CallPerfTest, PlaysOutAudioAndVideoInSyncWithAudioFasterThanVideoDrift) {
-  TestAudioVideoSync(false, true, DriftingClock::kNoDrift,
                      DriftingClock::PercentsSlower(30.0f),
                      DriftingClock::PercentsFaster(30.0f));
 }
 
 TEST_F(CallPerfTest, PlaysOutAudioAndVideoInSyncWithVideoFasterThanAudioDrift) {
-  TestAudioVideoSync(false, true, DriftingClock::kNoDrift,
+  TestAudioVideoSync(FecMode::kOn, CreateOrder::kVideoFirst,
+                     DriftingClock::kNoDrift,
                      DriftingClock::PercentsFaster(30.0f),
                      DriftingClock::PercentsSlower(30.0f));
 }
 
 void CallPerfTest::TestCaptureNtpTime(const FakeNetworkPipe::Config& net_config,
                                       int threshold_ms,
                                       int start_time_ms,
                                       int run_time_ms) {
   class CaptureNtpTimeObserver : public test::EndToEndTest,
                                  public VideoRenderer {
@@ skipping 364 matching lines @@
     int encoder_inits_;
     uint32_t last_set_bitrate_;
     VideoSendStream* send_stream_;
     VideoEncoderConfig encoder_config_;
   } test;
 
   RunBaseTest(&test);
 }
 
 }  // namespace webrtc