MockAecDump and integration tests between AecDump and AudioProcessing

webrtc/modules/audio_processing/aec_dump/mock_aec_dump.h

+/*
+ *  Copyright (c) 2017 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.
+ */
+
+#ifndef WEBRTC_MODULES_AUDIO_PROCESSING_AEC_DUMP_MOCK_AEC_DUMP_H_
+#define WEBRTC_MODULES_AUDIO_PROCESSING_AEC_DUMP_MOCK_AEC_DUMP_H_
+
+#include <memory>
+
+#include "webrtc/modules/audio_processing/include/aec_dump.h"
+#include "webrtc/modules/include/module_common_types.h"
+#include "webrtc/test/gmock.h"
+
+namespace webrtc {
+
+namespace test {
+
+class MockAecDump : public AecDump {
+ public:
+  // To log an input/output pair, call the AddCapture* methods

[peah-webrtc, 2017/05/22 06:56:37]

Is this comment needed in a mock? Can't one instead read the comments in the
parent class for the usage description?

+  // followed by a WriteCaptureStreamMessage call.
+
+  MockAecDump();
+  virtual ~MockAecDump();
+
+  MOCK_METHOD1(AddCaptureStreamInput, void(const FloatAudioFrame& src));
+
+  MOCK_METHOD1(AddCaptureStreamOutput, void(const FloatAudioFrame& src));
+  MOCK_METHOD1(AddCaptureStreamInput, void(const AudioFrame& frame));
+  MOCK_METHOD1(AddCaptureStreamOutput, void(const AudioFrame& frame));
+  MOCK_METHOD1(AddAudioProcessingState,
+               void(const AudioProcessingState& state));
+  MOCK_METHOD1(WriteInitMessage,
+               void(const InternalAPMStreamsConfig& streams_config));
+  MOCK_METHOD1(WriteRenderStreamMessage, void(const AudioFrame& frame));
+  MOCK_METHOD1(WriteRenderStreamMessage, void(const FloatAudioFrame& src));
+  MOCK_METHOD0(WriteCaptureStreamMessage, void());
+  MOCK_METHOD2(WriteConfig, void(const InternalAPMConfig& config, bool forced));
+};
+
+}  // namespace test
+
+}  // namespace webrtc
+
+#endif  // WEBRTC_MODULES_AUDIO_PROCESSING_AEC_DUMP_MOCK_AEC_DUMP_H_