Media Remoting: End to end integration tests.

media/remoting/end2end_test_renderer.h

Index: media/remoting/end2end_test_renderer.h
diff --git a/media/remoting/end2end_test_renderer.h b/media/remoting/end2end_test_renderer.h
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+// Copyright 2017 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.
+
+#ifndef MEDIA_REMOTING_END2END_RENDERER_H_
+#define MEDIA_REMOTING_END2END_RENDERER_H_
+
+#include <vector>
+
+#include "base/memory/weak_ptr.h"
+#include "media/base/demuxer_stream.h"
+#include "media/base/renderer.h"
+#include "media/remoting/rpc_broker.h"
+
+namespace media {
+namespace remoting {
+
+class SharedSession;
+class RendererController;
+class CourierRenderer;
+class Receiver;
+
+// Simulates the media remoting pipeline.
+class End2EndTestRenderer final : public Renderer {
+ public:
+  explicit End2EndTestRenderer(std::unique_ptr<Renderer> renderer);
+  ~End2EndTestRenderer() override;
+
+  // Renderer implementation.
+  void Initialize(MediaResource* media_resource,
+                  RendererClient* client,
+                  const PipelineStatusCB& init_cb) override;
+  void SetCdm(CdmContext* cdm_context,
+              const CdmAttachedCB& cdm_attached_cb) override;
+  void Flush(const base::Closure& flush_cb) override;
+  void StartPlayingFrom(base::TimeDelta time) override;
+  void SetPlaybackRate(double playback_rate) override;
+  void SetVolume(float volume) override;
+  base::TimeDelta GetMediaTime() override;
+
+ private:
+  // Called to send RPC messages to |receiver_|.
+  void SendMessageToSink(const std::vector<uint8_t>& message);
+
+  // Called to send frame data to |receiver_|.
+  void SendFrameToSink(const std::vector<uint8_t>& data,
+                       DemuxerStream::Type type);
+
+  // Called when receives RPC messages from |receiver_|.
+  void OnMessageFromSink(std::unique_ptr<std::vector<uint8_t>> message);
+
+  // The session that is used by |controller_| to create the data pipes.
+  scoped_refptr<SharedSession> shared_session_;
+  std::unique_ptr<RendererController> controller_;
+  std::unique_ptr<CourierRenderer> courier_renderer_;
+
+  // The RpcBroker to handle the RPC messages to/from |receiver_|.
+  RpcBroker receiver_rpc_broker_;
+
+  // A receiver that renders media streams.
+  std::unique_ptr<Receiver> receiver_;
+
+  base::WeakPtrFactory<End2EndTestRenderer> weak_factory_;
+
+  DISALLOW_COPY_AND_ASSIGN(End2EndTestRenderer);
+};
+
+}  // namespace remoting
+}  // namespace media
+
+#endif  // MEDIA_REMOTING_END2END_RENDERER_H_