Test submission of complete AEC-dump refactoring.

webrtc/modules/audio_processing/aec_dumper/aec_dumper_unittest.cc

+/*
+ *  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.
+ */
+
+#include <utility>
+
+#include "webrtc/modules/audio_processing/aec_dumper/aec_dumper.h"
+
+#include "webrtc/base/task_queue.h"
+#include "webrtc/modules/include/module_common_types.h"
+#include "webrtc/test/gtest.h"
+
+TEST(AecDumper, APICallsDoNotCrash) {
+  // Note order of initialization: factory first (has event pool),
+  // then task queue (looks at event pool), then aec_dumper (posts
+  // stuff to task queue).
+  rtc::TaskQueue file_writer_queue("file_writer_queue");
+  auto aec_dumper = webrtc::AecDumper::Create("file1", -1, &file_writer_queue);
+  EXPECT_TRUE(aec_dumper);
+
+  // TODO(aleloi): wait a while and check that file1 is
+  // opened. Perhaps add a Flush/join method? Or call d-tor?
+  aec_dumper = webrtc::AecDumper::Create("file2", -1, &file_writer_queue);
+
+  aec_dumper = webrtc::AecDumper::Create("file3", 10, &file_writer_queue);
+
+  // TODO(aleloi): open from handle.
+
+  const webrtc::AudioFrame frame;
+  aec_dumper->WriteReverseStreamMessage(frame);
+
+  auto capture_stream_info = aec_dumper->GetCaptureStreamInfo();
+
+  capture_stream_info->AddInput(frame);
+  capture_stream_info->AddOutput(frame);
+
+  aec_dumper->WriteCaptureStreamMessage(std::move(capture_stream_info));
+
+  webrtc::InternalAPMConfig apm_config;
+  aec_dumper->WriteConfig(apm_config, false);
+
+  aec_dumper->WriteConfig(apm_config, true);
+
+  webrtc::ProcessingConfig processing_config;
+  aec_dumper->WriteInitMessage(processing_config);
+}