Forward output glitch information from stream WebRTC log

media/audio/mac/audio_low_latency_input_mac_unittest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <stdint.h>
 
 #include <memory>
 
 #include "base/environment.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 116 matching lines @@
 
   // Convenience method which creates a default AudioInputStream object using
   // a 10ms frame size and a sample rate which is set to the hardware sample
   // rate.
   AudioInputStream* CreateDefaultAudioInputStream() {
     int fs = static_cast<int>(AUAudioInputStream::HardwareSampleRate());
     int samples_per_packet = fs / 100;
     AudioInputStream* ais = audio_manager_->MakeAudioInputStream(
         AudioParameters(AudioParameters::AUDIO_PCM_LOW_LATENCY,
                         CHANNEL_LAYOUT_STEREO, fs, 16, samples_per_packet),
-        AudioDeviceDescription::kDefaultDeviceId);
+        AudioDeviceDescription::kDefaultDeviceId,
+        base::Bind(&MacAudioInputTest::OnLogMessage, base::Unretained(this)));
     EXPECT_TRUE(ais);
     return ais;
   }
 
   // Convenience method which creates an AudioInputStream object with a
   // specified channel layout.
   AudioInputStream* CreateAudioInputStream(ChannelLayout channel_layout) {
     int fs = static_cast<int>(AUAudioInputStream::HardwareSampleRate());
     int samples_per_packet = fs / 100;
     AudioInputStream* ais = audio_manager_->MakeAudioInputStream(
         AudioParameters(AudioParameters::AUDIO_PCM_LOW_LATENCY, channel_layout,
                         fs, 16, samples_per_packet),
-        AudioDeviceDescription::kDefaultDeviceId);
+        AudioDeviceDescription::kDefaultDeviceId,
+        base::Bind(&MacAudioInputTest::OnLogMessage, base::Unretained(this)));
     EXPECT_TRUE(ais);
     return ais;
   }
 
+  void OnLogMessage(const std::string& message) { log_message_ = message; }
+
   base::MessageLoop message_loop_;
   ScopedAudioManagerPtr audio_manager_;
+  std::string log_message_;
 };
 
 // Test Create(), Close().
 TEST_F(MacAudioInputTest, AUAudioInputStreamCreateAndClose) {
   ABORT_AUDIO_TEST_IF_NOT(InputDevicesAvailable());
   AudioInputStream* ais = CreateDefaultAudioInputStream();
   ais->Close();
 }
 
 // Test Open(), Close().
@@ skipping 42 matching lines @@
   // estimate.
   base::RunLoop run_loop;
   EXPECT_CALL(sink, OnData(ais, NotNull(), _, _))
       .Times(AtLeast(10))
       .WillRepeatedly(CheckCountAndPostQuitTask(
           &count, 10, &message_loop_, run_loop.QuitClosure()));
   ais->Start(&sink);
   run_loop.Run();
   ais->Stop();
   ais->Close();
+
+  EXPECT_FALSE(log_message_.empty());
 }
 
 // Verify that recording starts and stops correctly in mono using mocked sink.
 TEST_F(MacAudioInputTest, AUAudioInputStreamVerifyStereoRecording) {
   ABORT_AUDIO_TEST_IF_NOT(InputDevicesAvailable());
 
   int count = 0;
 
   // Create an audio input stream which records in stereo.
   AudioInputStream* ais = CreateAudioInputStream(CHANNEL_LAYOUT_STEREO);
@@ skipping 13 matching lines @@
   // more analysis of the delay estimates are done.
   base::RunLoop run_loop;
   EXPECT_CALL(sink, OnData(ais, NotNull(), _, _))
       .Times(AtLeast(10))
       .WillRepeatedly(CheckCountAndPostQuitTask(
           &count, 10, &message_loop_, run_loop.QuitClosure()));
   ais->Start(&sink);
   run_loop.Run();
   ais->Stop();
   ais->Close();
+
+  EXPECT_FALSE(log_message_.empty());
 }
 
 // This test is intended for manual tests and should only be enabled
 // when it is required to store the captured data on a local file.
 // By default, GTest will print out YOU HAVE 1 DISABLED TEST.
 // To include disabled tests in test execution, just invoke the test program
 // with --gtest_also_run_disabled_tests or set the GTEST_ALSO_RUN_DISABLED_TESTS
 // environment variable to a value greater than 0.
 TEST_F(MacAudioInputTest, DISABLED_AUAudioInputStreamRecordToFile) {
   ABORT_AUDIO_TEST_IF_NOT(InputDevicesAvailable());
   const char* file_name = "out_stereo_10sec.pcm";
 
   int fs = static_cast<int>(AUAudioInputStream::HardwareSampleRate());
   AudioInputStream* ais = CreateDefaultAudioInputStream();
   EXPECT_TRUE(ais->Open());
 
   fprintf(stderr, "               File name  : %s\n", file_name);
   fprintf(stderr, "               Sample rate: %d\n", fs);
   WriteToFileAudioSink file_sink(file_name);
   fprintf(stderr, "               >> Speak into the mic while recording...\n");
   ais->Start(&file_sink);
   base::PlatformThread::Sleep(TestTimeouts::action_timeout());
   ais->Stop();
   fprintf(stderr, "               >> Recording has stopped.\n");
   ais->Close();
 }
 
 }  // namespace media