1 // Copyright (c) 2012 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.
5 #include "base/strings/utf_string_conversions.h"
6 #include "chrome/browser/extensions/extension_apitest.h"
7 #include "chrome/browser/extensions/extension_service.h"
8 #include "chrome/browser/profiles/profile.h"
9 #include "chrome/browser/profiles/profile_manager.h"
10 #include "chrome/browser/ui/browser.h"
11 #include "chrome/browser/ui/tabs/tab_strip_model.h"
12 #include "chrome/common/url_constants.h"
13 #include "chrome/test/base/ui_test_utils.h"
14 #include "content/public/browser/render_process_host.h"
15 #include "content/public/browser/render_view_host.h"
16 #include "content/public/browser/site_instance.h"
17 #include "content/public/browser/web_contents.h"
18 #include "extensions/browser/extension_host.h"
19 #include "extensions/browser/process_manager.h"
20 #include "extensions/common/switches.h"
21 #include "net/dns/mock_host_resolver.h"
22 #include "net/test/embedded_test_server/embedded_test_server.h"
24 using content::NavigationController;
25 using content::WebContents;
29 class ProcessManagementTest : public ExtensionBrowserTest {
31 // This is needed for testing isolated apps, which are still experimental.
32 void SetUpCommandLine(CommandLine* command_line) override {
33 ExtensionBrowserTest::SetUpCommandLine(command_line);
34 command_line->AppendSwitch(
35 extensions::switches::kEnableExperimentalExtensionApis);
42 // TODO(nasko): crbug.com/173137
44 #define MAYBE_ProcessOverflow DISABLED_ProcessOverflow
46 #define MAYBE_ProcessOverflow ProcessOverflow
49 // Ensure that an isolated app never shares a process with WebUIs, non-isolated
50 // extensions, and normal webpages. None of these should ever comingle
51 // RenderProcessHosts even if we hit the process limit.
52 IN_PROC_BROWSER_TEST_F(ProcessManagementTest, MAYBE_ProcessOverflow) {
53 // Set max renderers to 1 to force running out of processes.
54 content::RenderProcessHost::SetMaxRendererProcessCount(1);
56 host_resolver()->AddRule("*", "127.0.0.1");
57 ASSERT_TRUE(embedded_test_server()->InitializeAndWaitUntilReady());
59 ASSERT_TRUE(LoadExtension(test_data_dir_.AppendASCII("isolated_apps/app1")));
60 ASSERT_TRUE(LoadExtension(test_data_dir_.AppendASCII("isolated_apps/app2")));
61 ASSERT_TRUE(LoadExtension(test_data_dir_.AppendASCII("hosted_app")));
63 LoadExtension(test_data_dir_.AppendASCII("api_test/app_process")));
65 // The app under test acts on URLs whose host is "localhost",
66 // so the URLs we navigate to must have host "localhost".
67 GURL base_url = embedded_test_server()->GetURL(
69 GURL::Replacements replace_host;
70 std::string host_str("localhost"); // Must stay in scope with replace_host.
71 replace_host.SetHostStr(host_str);
72 base_url = base_url.ReplaceComponents(replace_host);
74 // Load an extension before adding tabs.
75 const extensions::Extension* extension1 = LoadExtension(
76 test_data_dir_.AppendASCII("api_test/browser_action/basics"));
77 ASSERT_TRUE(extension1);
78 GURL extension1_url = extension1->url();
80 // Create multiple tabs for each type of renderer that might exist.
81 ui_test_utils::NavigateToURLWithDisposition(
82 browser(), base_url.Resolve("isolated_apps/app1/main.html"),
83 CURRENT_TAB, ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
84 ui_test_utils::NavigateToURLWithDisposition(
85 browser(), GURL(chrome::kChromeUINewTabURL),
86 NEW_FOREGROUND_TAB, ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
87 ui_test_utils::NavigateToURLWithDisposition(
88 browser(), base_url.Resolve("hosted_app/main.html"),
89 NEW_FOREGROUND_TAB, ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
90 ui_test_utils::NavigateToURLWithDisposition(
91 browser(), base_url.Resolve("test_file.html"),
92 NEW_FOREGROUND_TAB, ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
94 ui_test_utils::NavigateToURLWithDisposition(
95 browser(), base_url.Resolve("isolated_apps/app2/main.html"),
96 NEW_FOREGROUND_TAB, ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
97 ui_test_utils::NavigateToURLWithDisposition(
98 browser(), GURL(chrome::kChromeUINewTabURL),
99 NEW_FOREGROUND_TAB, ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
100 ui_test_utils::NavigateToURLWithDisposition(
101 browser(), base_url.Resolve("api_test/app_process/path1/empty.html"),
102 NEW_FOREGROUND_TAB, ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
103 ui_test_utils::NavigateToURLWithDisposition(
104 browser(), base_url.Resolve("test_file_with_body.html"),
105 NEW_FOREGROUND_TAB, ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
107 // Load another copy of isolated app 1.
108 ui_test_utils::NavigateToURLWithDisposition(
109 browser(), base_url.Resolve("isolated_apps/app1/main.html"),
110 NEW_FOREGROUND_TAB, ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
112 // Load another extension.
113 const extensions::Extension* extension2 = LoadExtension(
114 test_data_dir_.AppendASCII("api_test/browser_action/close_background"));
115 ASSERT_TRUE(extension2);
116 GURL extension2_url = extension2->url();
118 // Get tab processes.
119 ASSERT_EQ(9, browser()->tab_strip_model()->count());
120 content::RenderProcessHost* isolated1_host =
121 browser()->tab_strip_model()->GetWebContentsAt(0)->GetRenderProcessHost();
122 content::RenderProcessHost* ntp1_host =
123 browser()->tab_strip_model()->GetWebContentsAt(1)->GetRenderProcessHost();
124 content::RenderProcessHost* hosted1_host =
125 browser()->tab_strip_model()->GetWebContentsAt(2)->GetRenderProcessHost();
126 content::RenderProcessHost* web1_host =
127 browser()->tab_strip_model()->GetWebContentsAt(3)->GetRenderProcessHost();
129 content::RenderProcessHost* isolated2_host =
130 browser()->tab_strip_model()->GetWebContentsAt(4)->GetRenderProcessHost();
131 content::RenderProcessHost* ntp2_host =
132 browser()->tab_strip_model()->GetWebContentsAt(5)->GetRenderProcessHost();
133 content::RenderProcessHost* hosted2_host =
134 browser()->tab_strip_model()->GetWebContentsAt(6)->GetRenderProcessHost();
135 content::RenderProcessHost* web2_host =
136 browser()->tab_strip_model()->GetWebContentsAt(7)->GetRenderProcessHost();
138 content::RenderProcessHost* second_isolated1_host =
139 browser()->tab_strip_model()->GetWebContentsAt(8)->GetRenderProcessHost();
141 // Get extension processes.
142 extensions::ProcessManager* process_manager =
143 extensions::ProcessManager::Get(browser()->profile());
144 content::RenderProcessHost* extension1_host =
145 process_manager->GetSiteInstanceForURL(extension1_url)->GetProcess();
146 content::RenderProcessHost* extension2_host =
147 process_manager->GetSiteInstanceForURL(extension2_url)->GetProcess();
149 // An isolated app only shares with other instances of itself, not other
150 // isolated apps or anything else.
151 EXPECT_EQ(isolated1_host, second_isolated1_host);
152 EXPECT_NE(isolated1_host, isolated2_host);
153 EXPECT_NE(isolated1_host, ntp1_host);
154 EXPECT_NE(isolated1_host, hosted1_host);
155 EXPECT_NE(isolated1_host, web1_host);
156 EXPECT_NE(isolated1_host, extension1_host);
157 EXPECT_NE(isolated2_host, ntp1_host);
158 EXPECT_NE(isolated2_host, hosted1_host);
159 EXPECT_NE(isolated2_host, web1_host);
160 EXPECT_NE(isolated2_host, extension1_host);
162 // Everything else is clannish. WebUI only shares with other WebUI.
163 EXPECT_EQ(ntp1_host, ntp2_host);
164 EXPECT_NE(ntp1_host, hosted1_host);
165 EXPECT_NE(ntp1_host, web1_host);
166 EXPECT_NE(ntp1_host, extension1_host);
168 // Hosted apps only share with each other.
169 // Note that hosted2_host's app has the background permission and will use
170 // process-per-site mode, but it should still share with hosted1_host's app.
171 EXPECT_EQ(hosted1_host, hosted2_host);
172 EXPECT_NE(hosted1_host, web1_host);
173 EXPECT_NE(hosted1_host, extension1_host);
175 // Web pages only share with each other.
176 EXPECT_EQ(web1_host, web2_host);
177 EXPECT_NE(web1_host, extension1_host);
179 // Extensions only share with each other.
180 EXPECT_EQ(extension1_host, extension2_host);
185 #define MAYBE_ExtensionProcessBalancing DISABLED_ExtensionProcessBalancing
187 #define MAYBE_ExtensionProcessBalancing ExtensionProcessBalancing
189 // Test to verify that the policy of maximum share of extension processes is
190 // properly enforced.
191 IN_PROC_BROWSER_TEST_F(ProcessManagementTest, MAYBE_ExtensionProcessBalancing) {
192 // Set max renderers to 6 so we can expect 2 extension processes to be
194 content::RenderProcessHost::SetMaxRendererProcessCount(6);
196 host_resolver()->AddRule("*", "127.0.0.1");
197 ASSERT_TRUE(embedded_test_server()->InitializeAndWaitUntilReady());
199 // The app under test acts on URLs whose host is "localhost",
200 // so the URLs we navigate to must have host "localhost".
201 GURL base_url = embedded_test_server()->GetURL(
203 GURL::Replacements replace_host;
204 std::string host_str("localhost"); // Must stay in scope with replace_host.
205 replace_host.SetHostStr(host_str);
206 base_url = base_url.ReplaceComponents(replace_host);
208 ASSERT_TRUE(LoadExtension(
209 test_data_dir_.AppendASCII("api_test/browser_action/none")));
210 ASSERT_TRUE(LoadExtension(
211 test_data_dir_.AppendASCII("api_test/browser_action/basics")));
212 ASSERT_TRUE(LoadExtension(
213 test_data_dir_.AppendASCII("api_test/browser_action/remove_popup")));
214 ASSERT_TRUE(LoadExtension(
215 test_data_dir_.AppendASCII("api_test/browser_action/add_popup")));
216 ASSERT_TRUE(LoadExtension(
217 test_data_dir_.AppendASCII("api_test/browser_action/no_icon")));
218 ASSERT_TRUE(LoadExtension(
219 test_data_dir_.AppendASCII("isolated_apps/app1")));
220 ASSERT_TRUE(LoadExtension(
221 test_data_dir_.AppendASCII("api_test/management/test")));
223 ui_test_utils::NavigateToURLWithDisposition(
224 browser(), base_url.Resolve("isolated_apps/app1/main.html"),
225 CURRENT_TAB, ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
227 ui_test_utils::NavigateToURLWithDisposition(
228 browser(), base_url.Resolve("api_test/management/test/basics.html"),
229 CURRENT_TAB, ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
231 std::set<int> process_ids;
232 Profile* profile = browser()->profile();
233 extensions::ProcessManager* epm = extensions::ProcessManager::Get(profile);
234 for (extensions::ProcessManager::const_iterator iter =
235 epm->background_hosts().begin();
236 iter != epm->background_hosts().end(); ++iter) {
237 process_ids.insert((*iter)->render_process_host()->GetID());
240 // We've loaded 5 extensions with background pages, 1 extension without
241 // background page, and one isolated app. We expect only 2 unique processes
242 // hosting those extensions.
243 extensions::ProcessMap* process_map = extensions::ProcessMap::Get(profile);
245 EXPECT_GE((size_t) 6, process_map->size());
246 EXPECT_EQ((size_t) 2, process_ids.size());