Upstream version 7.36.149.0
[platform/framework/web/crosswalk.git] / src / content / browser / service_worker / embedded_worker_test_helper.h
1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #ifndef CONTENT_BROWSER_SERVICE_WORKER_EMBEDDED_WORKER_TEST_HELPER_H_
6 #define CONTENT_BROWSER_SERVICE_WORKER_EMBEDDED_WORKER_TEST_HELPER_H_
7
8 #include <vector>
9
10 #include "base/callback.h"
11 #include "base/memory/weak_ptr.h"
12 #include "ipc/ipc_listener.h"
13 #include "ipc/ipc_test_sink.h"
14 #include "testing/gtest/include/gtest/gtest.h"
15 #include "url/gurl.h"
16
17 struct EmbeddedWorkerMsg_StartWorker_Params;
18 class GURL;
19
20 namespace content {
21
22 class EmbeddedWorkerRegistry;
23 class EmbeddedWorkerTestHelper;
24 class ServiceWorkerContextCore;
25 class ServiceWorkerContextWrapper;
26 struct ServiceWorkerFetchRequest;
27
28 // In-Process EmbeddedWorker test helper.
29 //
30 // Usage: create an instance of this class to test browser-side embedded worker
31 // code without creating a child process.  This class will create a
32 // ServiceWorkerContextWrapper and ServiceWorkerContextCore for you.
33 //
34 // By default this class just notifies back WorkerStarted and WorkerStopped
35 // for StartWorker and StopWorker requests. The default implementation
36 // also returns success for event messages (e.g. InstallEvent, FetchEvent).
37 //
38 // Alternatively consumers can subclass this helper and override On*()
39 // methods to add their own logic/verification code.
40 //
41 // See embedded_worker_instance_unittest.cc for example usages.
42 //
43 class EmbeddedWorkerTestHelper : public IPC::Sender,
44                                  public IPC::Listener {
45  public:
46   // Initialize this helper for |context|, and enable this as an IPC
47   // sender for |mock_render_process_id|.
48   EmbeddedWorkerTestHelper(int mock_render_process_id);
49   virtual ~EmbeddedWorkerTestHelper();
50
51   // Call this to simulate add/associate a process to a worker.
52   // This also registers this sender for the process.
53   void SimulateAddProcessToWorker(int embedded_worker_id, int process_id);
54
55   // IPC::Sender implementation.
56   virtual bool Send(IPC::Message* message) OVERRIDE;
57
58   // IPC::Listener implementation.
59   virtual bool OnMessageReceived(const IPC::Message& msg) OVERRIDE;
60
61   // IPC sink for EmbeddedWorker messages.
62   IPC::TestSink* ipc_sink() { return &sink_; }
63   // Inner IPC sink for script context messages sent via EmbeddedWorker.
64   IPC::TestSink* inner_ipc_sink() { return &inner_sink_; }
65
66   ServiceWorkerContextCore* context();
67   ServiceWorkerContextWrapper* context_wrapper() { return wrapper_.get(); }
68   void ShutdownContext();
69
70  protected:
71   // Called when StartWorker, StopWorker and SendMessageToWorker message
72   // is sent to the embedded worker. Override if necessary. By default
73   // they verify given parameters and:
74   // - OnStartWorker calls SimulateWorkerStarted
75   // - OnStopWorker calls SimulateWorkerStoped
76   // - OnSendMessageToWorker calls the message's respective On*Event handler
77   virtual void OnStartWorker(int embedded_worker_id,
78                              int64 service_worker_version_id,
79                              const GURL& scope,
80                              const GURL& script_url);
81   virtual void OnStopWorker(int embedded_worker_id);
82   virtual bool OnMessageToWorker(int thread_id,
83                                  int embedded_worker_id,
84                                  const IPC::Message& message);
85
86   // On*Event handlers. Called by the default implementation of
87   // OnMessageToWorker when events are sent to the embedded
88   // worker. By default they just return success via
89   // SimulateSendReplyToBrowser.
90   virtual void OnActivateEvent(int embedded_worker_id, int request_id);
91   virtual void OnInstallEvent(int embedded_worker_id,
92                               int request_id,
93                               int active_version_id);
94   virtual void OnFetchEvent(int embedded_worker_id,
95                             int request_id,
96                             const ServiceWorkerFetchRequest& request);
97
98   // These functions simulate sending an EmbeddedHostMsg message to the
99   // browser.
100   void SimulateWorkerStarted(int thread_id, int embedded_worker_id);
101   void SimulateWorkerStopped(int embedded_worker_id);
102   void SimulateSend(IPC::Message* message);
103
104  protected:
105   EmbeddedWorkerRegistry* registry();
106
107  private:
108   void OnStartWorkerStub(const EmbeddedWorkerMsg_StartWorker_Params& params);
109   void OnStopWorkerStub(int embedded_worker_id);
110   void OnMessageToWorkerStub(int thread_id,
111                              int embedded_worker_id,
112                              const IPC::Message& message);
113   void OnActivateEventStub(int request_id);
114   void OnInstallEventStub(int request_id, int active_version_id);
115   void OnFetchEventStub(int request_id,
116                         const ServiceWorkerFetchRequest& request);
117
118   scoped_refptr<ServiceWorkerContextWrapper> wrapper_;
119
120   IPC::TestSink sink_;
121   IPC::TestSink inner_sink_;
122
123   int next_thread_id_;
124
125   // Updated each time MessageToWorker message is received.
126   int current_embedded_worker_id_;
127
128   base::WeakPtrFactory<EmbeddedWorkerTestHelper> weak_factory_;
129
130   DISALLOW_COPY_AND_ASSIGN(EmbeddedWorkerTestHelper);
131 };
132
133 }  // namespace content
134
135 #endif  // CONTENT_BROWSER_SERVICE_WORKER_EMBEDDED_WORKER_TEST_HELPER_H_