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| 1 // Copyright (c) 2009 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 "base/ref_counted.h" |
| 6 #include "chrome/browser/browser.h" |
| 7 #include "chrome/browser/browser_list.h" |
| 8 #include "chrome/browser/renderer_host/render_view_host.h" |
| 9 #include "chrome/browser/debugger/devtools_manager.h" |
| 10 #include "chrome/browser/debugger/devtools_client_host.h" |
| 11 #include "chrome/browser/extensions/extension_devtools_browsertest.h" |
| 12 #include "chrome/browser/extensions/extension_host.h" |
| 13 #include "chrome/browser/extensions/extension_process_manager.h" |
| 14 #include "chrome/browser/extensions/extensions_service.h" |
| 15 #include "chrome/browser/extensions/extension_tabs_module.h" |
| 16 #include "chrome/browser/profile.h" |
| 17 #include "chrome/browser/renderer_host/site_instance.h" |
| 18 #include "chrome/browser/tab_contents/tab_contents.h" |
| 19 #include "chrome/browser/views/extensions/extension_shelf.h" |
| 20 #include "chrome/browser/views/frame/browser_view.h" |
| 21 #include "chrome/common/chrome_paths.h" |
| 22 #include "chrome/common/devtools_messages.h" |
| 23 #include "chrome/common/extensions/extension_error_reporter.h" |
| 24 #include "chrome/common/notification_service.h" |
| 25 #include "chrome/common/url_constants.h" |
| 26 #include "chrome/test/ui_test_utils.h" |
| 27 #include "net/base/net_util.h" |
| 28 |
| 29 // Looks for an ExtensionHost whose URL has the given path component (including |
| 30 // leading slash). Also verifies that the expected number of hosts are loaded. |
| 31 static ExtensionHost* FindHostWithPath(ExtensionProcessManager* manager, |
| 32 const std::string& path, |
| 33 int expected_hosts) { |
| 34 ExtensionHost* host = NULL; |
| 35 int num_hosts = 0; |
| 36 for (ExtensionProcessManager::const_iterator iter = manager->begin(); |
| 37 iter != manager->end(); ++iter) { |
| 38 if ((*iter)->GetURL().path() == path) { |
| 39 EXPECT_FALSE(host); |
| 40 host = *iter; |
| 41 } |
| 42 num_hosts++; |
| 43 } |
| 44 EXPECT_EQ(expected_hosts, num_hosts); |
| 45 EXPECT_TRUE(host); |
| 46 return host; |
| 47 } |
| 48 |
| 49 // Tests for the experimental timeline extensions API. |
| 50 IN_PROC_BROWSER_TEST_F(ExtensionDevToolsBrowserTest, TimelineApi) { |
| 51 ASSERT_TRUE(LoadExtension( |
| 52 test_data_dir_.AppendASCII("devtools").AppendASCII("timeline_api"))); |
| 53 |
| 54 // Get the ExtensionHost that is hosting our background page. |
| 55 ExtensionProcessManager* manager = |
| 56 browser()->profile()->GetExtensionProcessManager(); |
| 57 ExtensionHost* host = FindHostWithPath(manager, "/background.html", 1); |
| 58 |
| 59 // Grab a handle to the DevToolsManager so we can forward messages to it. |
| 60 DevToolsManager* devtools_manager = DevToolsManager::GetInstance(); |
| 61 |
| 62 // Grab the tab_id of whatever tab happens to be first. |
| 63 TabContents* tab_contents = browser()->tabstrip_model()->GetTabContentsAt(0); |
| 64 ASSERT_TRUE(tab_contents); |
| 65 int tab_id = ExtensionTabUtil::GetTabId(tab_contents); |
| 66 |
| 67 // Test setup. |
| 68 bool result = false; |
| 69 std::wstring register_listeners_js = StringPrintf(L"setListenersOnTab(%d)", |
| 70 tab_id); |
| 71 ui_test_utils::ExecuteJavaScriptAndExtractBool( |
| 72 host->render_view_host(), L"", register_listeners_js, &result); |
| 73 EXPECT_TRUE(result); |
| 74 |
| 75 // Setting the events should have caused an ExtensionDevToolsBridge to be |
| 76 // registered for the tab's RenderViewHost. |
| 77 DevToolsClientHost* devtools_client_host = |
| 78 devtools_manager->GetDevToolsClientHostFor( |
| 79 tab_contents->render_view_host()); |
| 80 ASSERT_TRUE(devtools_client_host); |
| 81 |
| 82 // Test onTabUrlChange event. |
| 83 DevToolsClientMsg_RpcMessage tabUrlChangeEventMessage( |
| 84 "TimelineAgentClass", "TabUrlChangeEventMessage", "{}"); |
| 85 devtools_client_host->SendMessageToClient(tabUrlChangeEventMessage); |
| 86 ui_test_utils::ExecuteJavaScriptAndExtractBool( |
| 87 host->render_view_host(), |
| 88 L"", |
| 89 L"testReceiveTabUrlChangeEvent()", |
| 90 &result); |
| 91 EXPECT_TRUE(result); |
| 92 |
| 93 // Test onPageEvent event. |
| 94 result = false; |
| 95 DevToolsClientMsg_RpcMessage pageEventMessage( |
| 96 "TimelineAgentClass", "PageEventMessage", "{}"); |
| 97 devtools_client_host->SendMessageToClient(pageEventMessage); |
| 98 ui_test_utils::ExecuteJavaScriptAndExtractBool( |
| 99 host->render_view_host(), L"", L"testReceivePageEvent()", &result); |
| 100 EXPECT_TRUE(result); |
| 101 |
| 102 // Test onTabClose event. |
| 103 result = false; |
| 104 devtools_manager->UnregisterDevToolsClientHostFor( |
| 105 tab_contents->render_view_host()); |
| 106 ui_test_utils::ExecuteJavaScriptAndExtractBool( |
| 107 host->render_view_host(), L"", L"testReceiveTabCloseEvent()", &result); |
| 108 EXPECT_TRUE(result); |
| 109 } |
| 110 |
| 111 |
| 112 // Tests that ref counting of listeners from multiple processes works. |
| 113 IN_PROC_BROWSER_TEST_F(ExtensionDevToolsBrowserTest, ProcessRefCounting) { |
| 114 ASSERT_TRUE(LoadExtension( |
| 115 test_data_dir_.AppendASCII("devtools").AppendASCII("timeline_api"))); |
| 116 |
| 117 // Get the ExtensionHost that is hosting our background page. |
| 118 ExtensionProcessManager* manager = |
| 119 browser()->profile()->GetExtensionProcessManager(); |
| 120 ExtensionHost* host_one = FindHostWithPath(manager, "/background.html", 1); |
| 121 |
| 122 ASSERT_TRUE(LoadExtension( |
| 123 test_data_dir_.AppendASCII("devtools").AppendASCII("timeline_api_two"))); |
| 124 ExtensionHost* host_two = FindHostWithPath(manager, |
| 125 "/background_two.html", 2); |
| 126 |
| 127 DevToolsManager* devtools_manager = DevToolsManager::GetInstance(); |
| 128 |
| 129 // Grab the tab_id of whatever tab happens to be first. |
| 130 TabContents* tab_contents = browser()->tabstrip_model()->GetTabContentsAt(0); |
| 131 ASSERT_TRUE(tab_contents); |
| 132 int tab_id = ExtensionTabUtil::GetTabId(tab_contents); |
| 133 |
| 134 // Test setup. |
| 135 bool result = false; |
| 136 std::wstring register_listeners_js = StringPrintf(L"setListenersOnTab(%d)", |
| 137 tab_id); |
| 138 ui_test_utils::ExecuteJavaScriptAndExtractBool( |
| 139 host_one->render_view_host(), L"", register_listeners_js, &result); |
| 140 EXPECT_TRUE(result); |
| 141 |
| 142 // Setting the event listeners should have caused an ExtensionDevToolsBridge |
| 143 // to be registered for the tab's RenderViewHost. |
| 144 ASSERT_TRUE(devtools_manager->GetDevToolsClientHostFor( |
| 145 tab_contents->render_view_host())); |
| 146 |
| 147 // Register listeners from the second extension as well. |
| 148 std::wstring script = StringPrintf(L"registerListenersForTab(%d)", tab_id); |
| 149 ui_test_utils::ExecuteJavaScriptAndExtractBool( |
| 150 host_two->render_view_host(), L"", script, &result); |
| 151 EXPECT_TRUE(result); |
| 152 |
| 153 // Removing the listeners from the first extension should leave the bridge |
| 154 // alive. |
| 155 result = false; |
| 156 ui_test_utils::ExecuteJavaScriptAndExtractBool( |
| 157 host_one->render_view_host(), L"", L"unregisterListeners()", &result); |
| 158 EXPECT_TRUE(result); |
| 159 ASSERT_TRUE(devtools_manager->GetDevToolsClientHostFor( |
| 160 tab_contents->render_view_host())); |
| 161 |
| 162 // Removing the listeners from the second extension should tear the bridge |
| 163 // down. |
| 164 result = false; |
| 165 ui_test_utils::ExecuteJavaScriptAndExtractBool( |
| 166 host_two->render_view_host(), L"", L"unregisterListeners()", &result); |
| 167 EXPECT_TRUE(result); |
| 168 ASSERT_FALSE(devtools_manager->GetDevToolsClientHostFor( |
| 169 tab_contents->render_view_host())); |
| 170 } |
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