1// Copyright (c) 2011 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#include "chrome/browser/extensions/extension_apitest.h"
6#include "chrome/browser/extensions/extension_event_router.h"
7#include "chrome/browser/profiles/profile.h"
8#include "content/common/notification_registrar.h"
9#include "content/common/notification_service.h"
10#include "googleurl/src/gurl.h"
11
12namespace {
13
14class MessageSender : public NotificationObserver {
15 public:
16  MessageSender() {
17    registrar_.Add(this, NotificationType::EXTENSION_HOST_DID_STOP_LOADING,
18                   NotificationService::AllSources());
19  }
20
21 private:
22  virtual void Observe(NotificationType type,
23                       const NotificationSource& source,
24                       const NotificationDetails& details) {
25    ExtensionEventRouter* event_router =
26        Source<Profile>(source).ptr()->GetExtensionEventRouter();
27
28    // Sends four messages to the extension. All but the third message sent
29    // from the origin http://b.com/ are supposed to arrive.
30    event_router->DispatchEventToRenderers("test.onMessage",
31        "[{\"lastMessage\":false,\"data\":\"no restriction\"}]",
32        Source<Profile>(source).ptr(),
33        GURL());
34    event_router->DispatchEventToRenderers("test.onMessage",
35        "[{\"lastMessage\":false,\"data\":\"http://a.com/\"}]",
36        Source<Profile>(source).ptr(),
37        GURL("http://a.com/"));
38    event_router->DispatchEventToRenderers("test.onMessage",
39        "[{\"lastMessage\":false,\"data\":\"http://b.com/\"}]",
40        Source<Profile>(source).ptr(),
41        GURL("http://b.com/"));
42    event_router->DispatchEventToRenderers("test.onMessage",
43        "[{\"lastMessage\":true,\"data\":\"last message\"}]",
44        Source<Profile>(source).ptr(),
45        GURL());
46  }
47
48  NotificationRegistrar registrar_;
49};
50
51}  // namespace
52
53// Tests that message passing between extensions and content scripts works.
54IN_PROC_BROWSER_TEST_F(ExtensionApiTest, Messaging) {
55  ASSERT_TRUE(StartTestServer());
56  ASSERT_TRUE(RunExtensionTest("messaging/connect")) << message_;
57}
58
59// Tests that message passing from one extension to another works.
60IN_PROC_BROWSER_TEST_F(ExtensionApiTest, MessagingExternal) {
61  ASSERT_TRUE(LoadExtension(
62      test_data_dir_.AppendASCII("..").AppendASCII("good")
63                    .AppendASCII("Extensions")
64                    .AppendASCII("bjafgdebaacbbbecmhlhpofkepfkgcpa")
65                    .AppendASCII("1.0")));
66
67  ASSERT_TRUE(RunExtensionTest("messaging/connect_external")) << message_;
68}
69
70// Tests that messages with event_urls are only passed to extensions with
71// appropriate permissions.
72IN_PROC_BROWSER_TEST_F(ExtensionApiTest, MessagingEventURL) {
73  MessageSender sender;
74  ASSERT_TRUE(RunExtensionTest("messaging/event_url")) << message_;
75}
76