Add flag --require-audio-hardware-for-testing.

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 "base/basictypes.h"
 #include "base/environment.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "base/test/test_timeouts.h"
 #include "base/threading/platform_thread.h"
 #include "media/audio/audio_io.h"
 #include "media/audio/audio_manager_base.h"
+#include "media/audio/audio_unittest_util.h"
 #include "media/audio/mac/audio_low_latency_input_mac.h"
 #include "media/base/seekable_buffer.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using ::testing::_;
 using ::testing::AnyNumber;
 using ::testing::AtLeast;
 using ::testing::Ge;
 using ::testing::NotNull;
@@ skipping 82 matching lines @@
  protected:
   MacAudioInputTest()
       : message_loop_(base::MessageLoop::TYPE_UI),
         audio_manager_(AudioManager::CreateForTesting()) {
     // Wait for the AudioManager to finish any initialization on the audio loop.
     base::RunLoop().RunUntilIdle();
   }
 
   ~MacAudioInputTest() override { base::RunLoop().RunUntilIdle(); }
 
-  // Convenience method which ensures that we are not running on the build
-  // bots and that at least one valid input device can be found.
-  bool CanRunAudioTests() {
-    bool has_input = audio_manager_->HasAudioInputDevices();
-    if (!has_input)
-      LOG(WARNING) << "No input devices detected";
-    return has_input;
+  bool InputDevicesAvailable() {
+    return audio_manager_->HasAudioInputDevices();
   }
 
   // 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,
@@ skipping 15 matching lines @@
     EXPECT_TRUE(ais);
     return ais;
   }
 
   base::MessageLoop message_loop_;
   scoped_ptr<AudioManager> audio_manager_;
 };
 
 // Test Create(), Close().
 TEST_F(MacAudioInputTest, AUAudioInputStreamCreateAndClose) {
-  if (!CanRunAudioTests())
-    return;
+  ABORT_AUDIO_TEST_IF_NOT(InputDevicesAvailable());
   AudioInputStream* ais = CreateDefaultAudioInputStream();
   ais->Close();
 }
 
 // Test Open(), Close().
 TEST_F(MacAudioInputTest, AUAudioInputStreamOpenAndClose) {
-  if (!CanRunAudioTests())
-    return;
+  ABORT_AUDIO_TEST_IF_NOT(InputDevicesAvailable());
   AudioInputStream* ais = CreateDefaultAudioInputStream();
   EXPECT_TRUE(ais->Open());
   ais->Close();
 }
 
 // Test Open(), Start(), Close().
 TEST_F(MacAudioInputTest, AUAudioInputStreamOpenStartAndClose) {
-  if (!CanRunAudioTests())
-    return;
+  ABORT_AUDIO_TEST_IF_NOT(InputDevicesAvailable());
   AudioInputStream* ais = CreateDefaultAudioInputStream();
   EXPECT_TRUE(ais->Open());
   MockAudioInputCallback sink;
   ais->Start(&sink);
   ais->Close();
 }
 
 // Test Open(), Start(), Stop(), Close().
 TEST_F(MacAudioInputTest, AUAudioInputStreamOpenStartStopAndClose) {
-  if (!CanRunAudioTests())
-    return;
+  ABORT_AUDIO_TEST_IF_NOT(InputDevicesAvailable());
   AudioInputStream* ais = CreateDefaultAudioInputStream();
   EXPECT_TRUE(ais->Open());
   MockAudioInputCallback sink;
   ais->Start(&sink);
   ais->Stop();
   ais->Close();
 }
 
 // Test some additional calling sequences.
 TEST_F(MacAudioInputTest, AUAudioInputStreamMiscCallingSequences) {
-  if (!CanRunAudioTests())
-    return;
+  ABORT_AUDIO_TEST_IF_NOT(InputDevicesAvailable());
   AudioInputStream* ais = CreateDefaultAudioInputStream();
   AUAudioInputStream* auais = static_cast<AUAudioInputStream*>(ais);
 
   // Open(), Open() should fail the second time.
   EXPECT_TRUE(ais->Open());
   EXPECT_FALSE(ais->Open());
 
   MockAudioInputCallback sink;
 
   // Start(), Start() is a valid calling sequence (second call does nothing).
   ais->Start(&sink);
   EXPECT_TRUE(auais->started());
   ais->Start(&sink);
   EXPECT_TRUE(auais->started());
 
   // Stop(), Stop() is a valid calling sequence (second call does nothing).
   ais->Stop();
   EXPECT_FALSE(auais->started());
   ais->Stop();
   EXPECT_FALSE(auais->started());
 
   ais->Close();
 }
 
 // Verify that recording starts and stops correctly in mono using mocked sink.
 TEST_F(MacAudioInputTest, AUAudioInputStreamVerifyMonoRecording) {
-  if (!CanRunAudioTests())
-    return;
+  ABORT_AUDIO_TEST_IF_NOT(InputDevicesAvailable());
 
   int count = 0;
 
   // Create an audio input stream which records in mono.
   AudioInputStream* ais = CreateAudioInputStream(CHANNEL_LAYOUT_MONO);
   EXPECT_TRUE(ais->Open());
 
   MockAudioInputCallback sink;
 
   // We use 10ms packets and will run the test until ten packets are received.
   // All should contain valid packets of the same size and a valid delay
   // 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();
 }
 
 // Verify that recording starts and stops correctly in mono using mocked sink.
 TEST_F(MacAudioInputTest, AUAudioInputStreamVerifyStereoRecording) {
-  if (!CanRunAudioTests())
-    return;
+  ABORT_AUDIO_TEST_IF_NOT(InputDevicesAvailable());
 
   int count = 0;
 
   // Create an audio input stream which records in stereo.
   AudioInputStream* ais = CreateAudioInputStream(CHANNEL_LAYOUT_STEREO);
   EXPECT_TRUE(ais->Open());
 
   MockAudioInputCallback sink;
 
   // We use 10ms packets and will run the test until ten packets are received.
@@ skipping 17 matching lines @@
   ais->Close();
 }
 
 // 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) {
-  if (!CanRunAudioTests())
-    return;
+  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