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// Copyright (c) 2008 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 CHROME_RENDERER_MOCK_RENDER_THREAD_H_
#define CHROME_RENDERER_MOCK_RENDER_THREAD_H_
#include <vector>
#include "chrome/common/ipc_test_sink.h"
#include "chrome/renderer/render_thread.h"
// This class is 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 RenderThreadBase {
public:
MockRenderThread();
virtual ~MockRenderThread();
// Provides access to the messages that have been received by this thread.
IPC::TestSink& sink() { return sink_; }
// Called by the Widget. The routing_id must match the routing id assigned
// to the Widget in reply to ViewHostMsg_CreateWidget message.
virtual void AddRoute(int32 routing_id, IPC::Channel::Listener* listener);
// Called by the Widget. The routing id must match the routing id of AddRoute.
virtual void RemoveRoute(int32 routing_id);
// Called by the Widget. Used to send messages to the browser.
// We short-circuit the mechanim and handle the messages right here on this
// class.
virtual bool Send(IPC::Message* msg);
// Our mock thread doesn't do filtering.
virtual void AddFilter(IPC::ChannelProxy::MessageFilter* filter) {
}
virtual void RemoveFilter(IPC::ChannelProxy::MessageFilter* filter) {
}
//////////////////////////////////////////////////////////////////////////
// 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();
private:
// This function operates as a regular IPC listener.
void OnMessageReceived(const IPC::Message& msg);
// The Widget expects to be returned valid route_id.
void OnMsgCreateWidget(int opener_id,
bool activatable,
int* route_id);
// The callee expects to be returned a valid channel_id.
void OnMsgOpenChannelToExtension(const std::string& extension_id,
int* channel_id);
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_;
};
#endif // CHROME_RENDERER_MOCK_RENDER_THREAD_H_
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