Split most of RenderViewTest and associated classes into content.

content/test/mock_render_thread.h

+// Copyright (c) 2011 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 CONTENT_TEST_MOCK_RENDER_THREAD_H_
+#define CONTENT_TEST_MOCK_RENDER_THREAD_H_
+#pragma once
+
+#include "base/shared_memory.h"
+#include "content/public/renderer/render_thread.h"
+#include "ipc/ipc_test_sink.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/WebPopupType.h"
+
+namespace IPC {
+class MessageReplyDeserializer;
+}
+
+namespace content {
+
+// This class is a very simple mock of RenderThread. It simulates an IPC channel
+// which supports only two messages:
+// ViewHostMsg_CreateWidget : sync message sent by the Widget.
+// ViewMsg_Close : async, send to the Widget.
+class MockRenderThread : public content::RenderThread {
+ public:
+  MockRenderThread();
+  virtual ~MockRenderThread();
+
+  // Provides access to the messages that have been received by this thread.
+  IPC::TestSink& sink() { return sink_; }
+
+  // content::RenderThread implementation:
+  virtual bool Send(IPC::Message* msg) OVERRIDE;
+  virtual MessageLoop* GetMessageLoop() OVERRIDE;
+  virtual IPC::SyncChannel* GetChannel() OVERRIDE;
+  virtual std::string GetLocale() OVERRIDE;
+  virtual void AddRoute(int32 routing_id,
+                        IPC::Channel::Listener* listener) OVERRIDE;
+  virtual void RemoveRoute(int32 routing_id) OVERRIDE;
+  virtual void AddFilter(IPC::ChannelProxy::MessageFilter* filter) OVERRIDE;
+  virtual void RemoveFilter(IPC::ChannelProxy::MessageFilter* filter) OVERRIDE;
+  virtual void SetOutgoingMessageFilter(
+      IPC::ChannelProxy::OutgoingMessageFilter* filter) OVERRIDE;
+  virtual void AddObserver(content::RenderProcessObserver* observer) OVERRIDE;
+  virtual void RemoveObserver(
+      content::RenderProcessObserver* observer) OVERRIDE;
+  virtual void SetResourceDispatcherDelegate(
+      content::ResourceDispatcherDelegate* delegate) OVERRIDE;
+  virtual void WidgetHidden() OVERRIDE;
+  virtual void WidgetRestored() OVERRIDE;
+  virtual void EnsureWebKitInitialized() OVERRIDE;
+  virtual void RecordUserMetrics(const std::string& action) OVERRIDE;
+  virtual base::SharedMemoryHandle HostAllocateSharedMemoryBuffer(
+      uint32 buffer_size) OVERRIDE;
+  virtual void RegisterExtension(v8::Extension* extension) OVERRIDE;
+  virtual bool IsRegisteredExtension(
+      const std::string& v8_extension_name) const OVERRIDE;
+  virtual void ScheduleIdleHandler(double initial_delay_s) OVERRIDE;
+  virtual void IdleHandler() OVERRIDE;
+  virtual double GetIdleNotificationDelayInS() const OVERRIDE;
+  virtual void SetIdleNotificationDelayInS(
+      double idle_notification_delay_in_s) OVERRIDE;
+#if defined(OS_WIN)
+  virtual void PreCacheFont(const LOGFONT& log_font) OVERRIDE;
+  virtual void ReleaseCachedFonts() OVERRIDE;
+#endif
+
+  //////////////////////////////////////////////////////////////////////////
+  // The following functions are called by the test itself.
+
+  void set_routing_id(int32 id) {
+    routing_id_ = id;
+  }
+
+  int32 opener_id() const {
+    return opener_id_;
+  }
+
+  bool has_widget() const {
+    return widget_ ? true : false;
+  }
+
+  // Simulates the Widget receiving a close message. This should result
+  // on releasing the internal reference counts and destroying the internal
+  // state.
+  void SendCloseMessage();
+
+ protected:
+  // This function operates as a regular IPC listener. Subclasses
+  // overriding this should first delegate to this implementation.
+  virtual bool OnMessageReceived(const IPC::Message& msg);
+
+  // The Widget expects to be returned valid route_id.
+  void OnMsgCreateWidget(int opener_id,
+                         WebKit::WebPopupType popup_type,
+                         int* route_id);
+
+#if defined(OS_WIN)
+  void OnDuplicateSection(base::SharedMemoryHandle renderer_handle,
+                          base::SharedMemoryHandle* browser_handle);
+#endif
+
+  IPC::TestSink sink_;
+
+  // Routing id what will be assigned to the Widget.
+  int32 routing_id_;
+
+  // Opener id reported by the Widget.
+  int32 opener_id_;
+
+  // We only keep track of one Widget, we learn its pointer when it
+  // adds a new route.
+  IPC::Channel::Listener* widget_;
+
+  // The last known good deserializer for sync messages.
+  scoped_ptr<IPC::MessageReplyDeserializer> reply_deserializer_;
+};
+
+}  // namespace content
+
+#endif  // CONTENT_TEST_MOCK_RENDER_THREAD_H_