summaryrefslogtreecommitdiffstats
path: root/content/test/mock_render_thread.h
blob: 120fa16714b94e37be4a39c4f14addfa6eeba5e6 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
// Copyright (c) 2012 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 "base/string16.h"
#include "content/public/renderer/render_thread.h"
#include "ipc/ipc_test_sink.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/WebPopupType.h"

struct ViewHostMsg_CreateWindow_Params;

namespace IPC {
class MessageReplyDeserializer;
}

namespace content {

// This class is a very simple mock of RenderThread. It simulates an IPC channel
// which supports only three messages:
// ViewHostMsg_CreateWidget : sync message sent by the Widget.
// ViewHostMsg_CreateWindow : 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_; }

  // Helpers for embedders to know when content IPC messages are received, since
  // they don't have access to content IPC files.
  void VerifyRunJavaScriptMessageSend(const string16& expected_alert_message);

  // 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 IPC::SyncMessageFilter* GetSyncMessageFilter() OVERRIDE;
  virtual void AddRoute(int32 routing_id,
                        IPC::Channel::Listener* listener) OVERRIDE;
  virtual void RemoveRoute(int32 routing_id) OVERRIDE;
  virtual int GenerateRoutingID() 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(int64 initial_delay_ms) OVERRIDE;
  virtual void IdleHandler() OVERRIDE;
  virtual int64 GetIdleNotificationDelayInMs() const OVERRIDE;
  virtual void SetIdleNotificationDelayInMs(
      int64 idle_notification_delay_in_ms) 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;
  }

  void set_surface_id(int32 id) {
    surface_id_ = id;
  }

  int32 opener_id() const {
    return opener_id_;
  }

  bool has_widget() const {
    return widget_ ? true : false;
  }

  void set_new_window_routing_id(int32 id) {
    new_window_routing_id_ = id;
  }

  // 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,
                         int* surface_id);

  // The View expects to be returned a valid route_id different from its own.
  // We do not keep track of the newly created widget in MockRenderThread,
  // so it must be cleaned up on its own.
  void OnMsgCreateWindow(
    const ViewHostMsg_CreateWindow_Params& params,
    int* route_id,
    int* surface_id,
    int64* cloned_session_storage_namespace_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_;

  // Surface id what will be assigned to the Widget.
  int32 surface_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.  We do not keep track of Widgets created with
  // OnMsgCreateWindow.
  IPC::Channel::Listener* widget_;

  // Routing id that will be assigned to a CreateWindow Widget.
  int32 new_window_routing_id_;

  // The last known good deserializer for sync messages.
  scoped_ptr<IPC::MessageReplyDeserializer> reply_deserializer_;
};

}  // namespace content

#endif  // CONTENT_TEST_MOCK_RENDER_THREAD_H_