Add Audio support in Chromoting host when using WebRTC.

remoting/protocol/audio_pump_unittest.cc

 // Copyright 2015 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 "remoting/protocol/audio_pump.h"
 
 #include <stddef.h>
 
 #include <utility>
 
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
 #include "base/memory/scoped_vector.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "remoting/codec/audio_encoder.h"
 #include "remoting/proto/audio.pb.h"
 #include "remoting/protocol/audio_source.h"
 #include "remoting/protocol/audio_stub.h"
+#include "remoting/protocol/fake_audio_source.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace remoting {
 namespace protocol {
 
 namespace {
 
 // Creates a dummy packet with 1k data
 std::unique_ptr<AudioPacket> MakeAudioPacket() {
   std::unique_ptr<AudioPacket> packet(new AudioPacket);
   packet->add_data()->resize(1000);
   return packet;
 }
 
 }  // namespace
 
-class FakeAudioSource : public AudioSource {
- public:
-  FakeAudioSource() {}
-  ~FakeAudioSource() override {}
-
-  bool Start(const PacketCapturedCallback& callback) override {
-    callback_ = callback;
-    return true;
-  }
-
-  const PacketCapturedCallback& callback() { return callback_; }
-
- private:
-  PacketCapturedCallback callback_;
-
-  DISALLOW_COPY_AND_ASSIGN(FakeAudioSource);
-};
-
 class FakeAudioEncoder : public AudioEncoder {
  public:
   FakeAudioEncoder() {}
   ~FakeAudioEncoder() override {}
 
   std::unique_ptr<AudioPacket> Encode(
       std::unique_ptr<AudioPacket> packet) override {
     return packet;
   }
   int GetBitrate() override { return 160000; }
@@ skipping 74 matching lines @@
   base::RunLoop().RunUntilIdle();
 
   // Verify that the pump continues to send captured audio.
   source_->callback().Run(MakeAudioPacket());
   base::RunLoop().RunUntilIdle();
   EXPECT_EQ(num_sent_packets + 1, sent_packets_.size());
 }
 
 }  // namespace protocol
 }  // namespace remoting