chrome/browser/content_settings/content_settings_browsertest.cc

   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.
   4
   5 #include "base/command_line.h"
   6 #include "base/path_service.h"
   7 #include "base/strings/stringprintf.h"
   8 #include "base/strings/utf_string_conversions.h"
   9 #include "chrome/browser/chrome_notification_types.h"
  10 #include "chrome/browser/content_settings/cookie_settings.h"
  11 #include "chrome/browser/content_settings/tab_specific_content_settings.h"
  12 #include "chrome/browser/net/url_request_mock_util.h"
  13 #include "chrome/browser/plugins/chrome_plugin_service_filter.h"
  14 #include "chrome/browser/profiles/profile.h"
  15 #include "chrome/browser/ui/browser.h"
  16 #include "chrome/browser/ui/browser_commands.h"
  17 #include "chrome/browser/ui/tabs/tab_strip_model.h"
  18 #include "chrome/common/chrome_switches.h"
  19 #include "chrome/common/render_messages.h"
  20 #include "chrome/test/base/in_process_browser_test.h"
  21 #include "chrome/test/base/test_switches.h"
  22 #include "chrome/test/base/ui_test_utils.h"
  23 #include "components/content_settings/core/browser/host_content_settings_map.h"
  24 #include "content/public/browser/browser_thread.h"
  25 #include "content/public/browser/notification_observer.h"
  26 #include "content/public/browser/notification_service.h"
  27 #include "content/public/browser/plugin_service.h"
  28 #include "content/public/browser/render_frame_host.h"
  29 #include "content/public/browser/render_process_host.h"
  30 #include "content/public/browser/render_view_host.h"
  31 #include "content/public/browser/web_contents.h"
  32 #include "content/public/common/content_switches.h"
  33 #include "content/public/test/browser_test_utils.h"
  34 #include "content/public/test/test_utils.h"
  35 #include "net/test/spawned_test_server/spawned_test_server.h"
  36 #include "net/test/url_request/url_request_mock_http_job.h"
  37
  38 #include "widevine_cdm_version.h"  // In SHARED_INTERMEDIATE_DIR.
  39
  40 #if defined(OS_MACOSX)
  41 #include "base/mac/scoped_nsautorelease_pool.h"
  42 #endif
  43
  44 using content::BrowserThread;
  45 using net::URLRequestMockHTTPJob;
  46
  47 class ContentSettingsTest : public InProcessBrowserTest {
  48  public:
  49   ContentSettingsTest()
  50       : https_server_(net::SpawnedTestServer::TYPE_HTTPS,
  51                       net::SpawnedTestServer::SSLOptions(
  52                           net::SpawnedTestServer::SSLOptions::CERT_OK),
  53                       base::FilePath(FILE_PATH_LITERAL("chrome/test/data"))) {
  54   }
  55
  56   void SetUpOnMainThread() override {
  57     BrowserThread::PostTask(
  58         BrowserThread::IO, FROM_HERE,
  59         base::Bind(&chrome_browser_net::SetUrlRequestMocksEnabled, true));
  60   }
  61
  62   // Check the cookie for the given URL in an incognito window.
  63   void CookieCheckIncognitoWindow(const GURL& url, bool cookies_enabled) {
  64     ASSERT_TRUE(content::GetCookies(browser()->profile(), url).empty());
  65
  66     Browser* incognito = CreateIncognitoBrowser();
  67     ASSERT_TRUE(content::GetCookies(incognito->profile(), url).empty());
  68     ui_test_utils::NavigateToURL(incognito, url);
  69     ASSERT_EQ(cookies_enabled,
  70               !content::GetCookies(incognito->profile(), url).empty());
  71
  72     // Ensure incognito cookies don't leak to regular profile.
  73     ASSERT_TRUE(content::GetCookies(browser()->profile(), url).empty());
  74
  75     // Ensure cookies get wiped after last incognito window closes.
  76     content::WindowedNotificationObserver signal(
  77         chrome::NOTIFICATION_BROWSER_CLOSED,
  78         content::Source<Browser>(incognito));
  79
  80     chrome::CloseWindow(incognito);
  81
  82 #if defined(OS_MACOSX)
  83     // BrowserWindowController depends on the auto release pool being recycled
  84     // in the message loop to delete itself, which frees the Browser object
  85     // which fires this event.
  86     AutoreleasePool()->Recycle();
  87 #endif
  88
  89     signal.Wait();
  90
  91     incognito = CreateIncognitoBrowser();
  92     ASSERT_TRUE(content::GetCookies(incognito->profile(), url).empty());
  93     chrome::CloseWindow(incognito);
  94   }
  95
  96   void PreBasic(const GURL& url) {
  97     ASSERT_TRUE(GetCookies(browser()->profile(), url).empty());
  98
  99     CookieCheckIncognitoWindow(url, true);
 100
 101     ui_test_utils::NavigateToURL(browser(), url);
 102     ASSERT_FALSE(GetCookies(browser()->profile(), url).empty());
 103   }
 104
 105   void Basic(const GURL& url) {
 106     ASSERT_FALSE(GetCookies(browser()->profile(), url).empty());
 107   }
 108
 109   net::SpawnedTestServer https_server_;
 110 };
 111
 112 // Sanity check on cookies before we do other tests. While these can be written
 113 // in content_browsertests, we want to verify Chrome's cookie storage and how it
 114 // handles incognito windows.
 115 IN_PROC_BROWSER_TEST_F(ContentSettingsTest, PRE_BasicCookies) {
 116   ASSERT_TRUE(test_server()->Start());
 117   GURL http_url = test_server()->GetURL("files/setcookie.html");
 118   PreBasic(http_url);
 119 }
 120
 121 IN_PROC_BROWSER_TEST_F(ContentSettingsTest, BasicCookies) {
 122   ASSERT_TRUE(test_server()->Start());
 123   GURL http_url = test_server()->GetURL("files/setcookie.html");
 124   Basic(http_url);
 125 }
 126
 127 IN_PROC_BROWSER_TEST_F(ContentSettingsTest, PRE_BasicCookiesHttps) {
 128   ASSERT_TRUE(https_server_.Start());
 129   GURL https_url = https_server_.GetURL("files/setcookie.html");
 130   PreBasic(https_url);
 131 }
 132
 133 IN_PROC_BROWSER_TEST_F(ContentSettingsTest, BasicCookiesHttps) {
 134   ASSERT_TRUE(https_server_.Start());
 135   GURL https_url = https_server_.GetURL("files/setcookie.html");
 136   Basic(https_url);
 137 }
 138
 139 // Verify that cookies are being blocked.
 140 IN_PROC_BROWSER_TEST_F(ContentSettingsTest, PRE_BlockCookies) {
 141   ASSERT_TRUE(test_server()->Start());
 142   CookieSettings::Factory::GetForProfile(browser()->profile())->
 143       SetDefaultCookieSetting(CONTENT_SETTING_BLOCK);
 144   GURL url = test_server()->GetURL("files/setcookie.html");
 145   ui_test_utils::NavigateToURL(browser(), url);
 146   ASSERT_TRUE(GetCookies(browser()->profile(), url).empty());
 147   CookieCheckIncognitoWindow(url, false);
 148 }
 149
 150 // Ensure that the setting persists.
 151 IN_PROC_BROWSER_TEST_F(ContentSettingsTest, BlockCookies) {
 152   ASSERT_EQ(
 153       CONTENT_SETTING_BLOCK,
 154       CookieSettings::Factory::GetForProfile(browser()->profile())->
 155           GetDefaultCookieSetting(NULL));
 156 }
 157
 158 // Verify that cookies can be allowed and set using exceptions for particular
 159 // website(s) when all others are blocked.
 160 IN_PROC_BROWSER_TEST_F(ContentSettingsTest, AllowCookiesUsingExceptions) {
 161   ASSERT_TRUE(test_server()->Start());
 162   GURL url = test_server()->GetURL("files/setcookie.html");
 163   CookieSettings* settings =
 164       CookieSettings::Factory::GetForProfile(browser()->profile()).get();
 165   settings->SetDefaultCookieSetting(CONTENT_SETTING_BLOCK);
 166
 167   ui_test_utils::NavigateToURL(browser(), url);
 168   ASSERT_TRUE(GetCookies(browser()->profile(), url).empty());
 169
 170   settings->SetCookieSetting(
 171       ContentSettingsPattern::FromURL(url),
 172       ContentSettingsPattern::Wildcard(), CONTENT_SETTING_ALLOW);
 173
 174   ui_test_utils::NavigateToURL(browser(), url);
 175   ASSERT_FALSE(GetCookies(browser()->profile(), url).empty());
 176 }
 177
 178 // Verify that cookies can be blocked for a specific website using exceptions.
 179 IN_PROC_BROWSER_TEST_F(ContentSettingsTest, BlockCookiesUsingExceptions) {
 180   ASSERT_TRUE(test_server()->Start());
 181   GURL url = test_server()->GetURL("files/setcookie.html");
 182   CookieSettings* settings =
 183       CookieSettings::Factory::GetForProfile(browser()->profile()).get();
 184   settings->SetCookieSetting(ContentSettingsPattern::FromURL(url),
 185                              ContentSettingsPattern::Wildcard(),
 186                              CONTENT_SETTING_BLOCK);
 187
 188   ui_test_utils::NavigateToURL(browser(), url);
 189   ASSERT_TRUE(GetCookies(browser()->profile(), url).empty());
 190
 191   ASSERT_TRUE(https_server_.Start());
 192   GURL unblocked_url = https_server_.GetURL("files/cookie1.html");
 193
 194   ui_test_utils::NavigateToURL(browser(), unblocked_url);
 195   ASSERT_FALSE(GetCookies(browser()->profile(), unblocked_url).empty());
 196 }
 197
 198 // This fails on ChromeOS because kRestoreOnStartup is ignored and the startup
 199 // preference is always "continue where I left off.
 200 #if !defined(OS_CHROMEOS)
 201
 202 // Verify that cookies can be allowed and set using exceptions for particular
 203 // website(s) only for a session when all others are blocked.
 204 IN_PROC_BROWSER_TEST_F(ContentSettingsTest,
 205                        PRE_AllowCookiesForASessionUsingExceptions) {
 206   // NOTE: don't use test_server here, since we need the port to be the same
 207   // across the restart.
 208   GURL url = URLRequestMockHTTPJob::GetMockUrl(
 209       base::FilePath(FILE_PATH_LITERAL("setcookie.html")));
 210   CookieSettings* settings =
 211       CookieSettings::Factory::GetForProfile(browser()->profile()).get();
 212   settings->SetDefaultCookieSetting(CONTENT_SETTING_BLOCK);
 213
 214   ui_test_utils::NavigateToURL(browser(), url);
 215   ASSERT_TRUE(GetCookies(browser()->profile(), url).empty());
 216
 217   settings->SetCookieSetting(
 218       ContentSettingsPattern::FromURL(url),
 219       ContentSettingsPattern::Wildcard(), CONTENT_SETTING_SESSION_ONLY);
 220   ui_test_utils::NavigateToURL(browser(), url);
 221   ASSERT_FALSE(GetCookies(browser()->profile(), url).empty());
 222 }
 223
 224 IN_PROC_BROWSER_TEST_F(ContentSettingsTest,
 225                        AllowCookiesForASessionUsingExceptions) {
 226   GURL url = URLRequestMockHTTPJob::GetMockUrl(
 227       base::FilePath(FILE_PATH_LITERAL("setcookie.html")));
 228   ASSERT_TRUE(GetCookies(browser()->profile(), url).empty());
 229 }
 230
 231 #endif // !CHROME_OS
 232
 233 // Regression test for http://crbug.com/63649.
 234 IN_PROC_BROWSER_TEST_F(ContentSettingsTest, RedirectLoopCookies) {
 235   ASSERT_TRUE(test_server()->Start());
 236
 237   GURL test_url = test_server()->GetURL("files/redirect-loop.html");
 238
 239   CookieSettings::Factory::GetForProfile(browser()->profile())->
 240       SetDefaultCookieSetting(CONTENT_SETTING_BLOCK);
 241
 242   ui_test_utils::NavigateToURL(browser(), test_url);
 243
 244   content::WebContents* web_contents =
 245       browser()->tab_strip_model()->GetActiveWebContents();
 246   ASSERT_EQ(base::UTF8ToUTF16(test_url.spec() + " failed to load"),
 247             web_contents->GetTitle());
 248
 249   EXPECT_TRUE(TabSpecificContentSettings::FromWebContents(web_contents)->
 250       IsContentBlocked(CONTENT_SETTINGS_TYPE_COOKIES));
 251 }
 252
 253 IN_PROC_BROWSER_TEST_F(ContentSettingsTest, ContentSettingsBlockDataURLs) {
 254   GURL url("data:text/html,<title>Data URL</title><script>alert(1)</script>");
 255
 256   browser()->profile()->GetHostContentSettingsMap()->SetDefaultContentSetting(
 257       CONTENT_SETTINGS_TYPE_JAVASCRIPT, CONTENT_SETTING_BLOCK);
 258
 259   ui_test_utils::NavigateToURL(browser(), url);
 260
 261   content::WebContents* web_contents =
 262       browser()->tab_strip_model()->GetActiveWebContents();
 263   ASSERT_EQ(base::UTF8ToUTF16("Data URL"), web_contents->GetTitle());
 264
 265   EXPECT_TRUE(TabSpecificContentSettings::FromWebContents(web_contents)->
 266       IsContentBlocked(CONTENT_SETTINGS_TYPE_JAVASCRIPT));
 267 }
 268
 269 // Tests that if redirect across origins occurs, the new process still gets the
 270 // content settings before the resource headers.
 271 IN_PROC_BROWSER_TEST_F(ContentSettingsTest, RedirectCrossOrigin) {
 272   ASSERT_TRUE(test_server()->Start());
 273
 274   net::HostPortPair host_port = test_server()->host_port_pair();
 275   DCHECK_EQ(host_port.host(), std::string("127.0.0.1"));
 276
 277   std::string redirect(base::StringPrintf(
 278       "http://localhost:%d/files/redirect-cross-origin.html",
 279       host_port.port()));
 280   GURL test_url = test_server()->GetURL("server-redirect?" + redirect);
 281
 282   CookieSettings::Factory::GetForProfile(browser()->profile())->
 283       SetDefaultCookieSetting(CONTENT_SETTING_BLOCK);
 284
 285   ui_test_utils::NavigateToURL(browser(), test_url);
 286
 287   content::WebContents* web_contents =
 288       browser()->tab_strip_model()->GetActiveWebContents();
 289
 290   EXPECT_TRUE(TabSpecificContentSettings::FromWebContents(web_contents)->
 291       IsContentBlocked(CONTENT_SETTINGS_TYPE_COOKIES));
 292 }
 293
 294 // On Aura NPAPI only works on Windows.
 295 #if !defined(USE_AURA) || defined(OS_WIN)
 296
 297 class ClickToPlayPluginTest : public ContentSettingsTest {
 298  public:
 299   ClickToPlayPluginTest() {}
 300
 301 #if defined(OS_MACOSX)
 302   void SetUpCommandLine(CommandLine* command_line) override {
 303     base::FilePath plugin_dir;
 304     PathService::Get(base::DIR_MODULE, &plugin_dir);
 305     plugin_dir = plugin_dir.AppendASCII("plugins");
 306     // The plugins directory isn't read by default on the Mac, so it needs to be
 307     // explicitly registered.
 308     command_line->AppendSwitchPath(switches::kExtraPluginDir, plugin_dir);
 309   }
 310 #endif
 311 };
 312
 313 IN_PROC_BROWSER_TEST_F(ClickToPlayPluginTest, Basic) {
 314   browser()->profile()->GetHostContentSettingsMap()->SetDefaultContentSetting(
 315       CONTENT_SETTINGS_TYPE_PLUGINS, CONTENT_SETTING_BLOCK);
 316
 317   GURL url = ui_test_utils::GetTestUrl(
 318       base::FilePath(), base::FilePath().AppendASCII("clicktoplay.html"));
 319   ui_test_utils::NavigateToURL(browser(), url);
 320
 321   base::string16 expected_title(base::ASCIIToUTF16("OK"));
 322   content::TitleWatcher title_watcher(
 323       browser()->tab_strip_model()->GetActiveWebContents(), expected_title);
 324
 325   content::WebContents* web_contents =
 326       browser()->tab_strip_model()->GetActiveWebContents();
 327   ChromePluginServiceFilter* filter = ChromePluginServiceFilter::GetInstance();
 328   int process_id = web_contents->GetMainFrame()->GetProcess()->GetID();
 329   base::FilePath path(FILE_PATH_LITERAL("blah"));
 330   EXPECT_FALSE(filter->CanLoadPlugin(process_id, path));
 331   filter->AuthorizeAllPlugins(web_contents, true, std::string());
 332   EXPECT_TRUE(filter->CanLoadPlugin(process_id, path));
 333
 334   EXPECT_EQ(expected_title, title_watcher.WaitAndGetTitle());
 335 }
 336
 337 // Verify that plugins can be allowed on a domain by adding an exception
 338 IN_PROC_BROWSER_TEST_F(ClickToPlayPluginTest, AllowException) {
 339   GURL url = ui_test_utils::GetTestUrl(
 340       base::FilePath(), base::FilePath().AppendASCII("clicktoplay.html"));
 341
 342   browser()->profile()->GetHostContentSettingsMap()->SetDefaultContentSetting(
 343       CONTENT_SETTINGS_TYPE_PLUGINS, CONTENT_SETTING_BLOCK);
 344   browser()->profile()->GetHostContentSettingsMap()
 345       ->SetContentSetting(ContentSettingsPattern::FromURL(url),
 346                           ContentSettingsPattern::Wildcard(),
 347                           CONTENT_SETTINGS_TYPE_PLUGINS,
 348                           std::string(),
 349                           CONTENT_SETTING_ALLOW);
 350
 351   base::string16 expected_title(base::ASCIIToUTF16("OK"));
 352   content::TitleWatcher title_watcher(
 353       browser()->tab_strip_model()->GetActiveWebContents(), expected_title);
 354   ui_test_utils::NavigateToURL(browser(), url);
 355   EXPECT_EQ(expected_title, title_watcher.WaitAndGetTitle());
 356 }
 357
 358 // Verify that plugins can be blocked on a domain by adding an exception.
 359 IN_PROC_BROWSER_TEST_F(ClickToPlayPluginTest, BlockException) {
 360   GURL url = ui_test_utils::GetTestUrl(
 361       base::FilePath(), base::FilePath().AppendASCII("clicktoplay.html"));
 362
 363   browser()->profile()->GetHostContentSettingsMap()
 364       ->SetContentSetting(ContentSettingsPattern::FromURL(url),
 365                           ContentSettingsPattern::Wildcard(),
 366                           CONTENT_SETTINGS_TYPE_PLUGINS,
 367                           std::string(),
 368                           CONTENT_SETTING_BLOCK);
 369
 370   base::string16 expected_title(base::ASCIIToUTF16("Click To Play"));
 371   content::TitleWatcher title_watcher(
 372       browser()->tab_strip_model()->GetActiveWebContents(), expected_title);
 373   ui_test_utils::NavigateToURL(browser(), url);
 374   EXPECT_EQ(expected_title, title_watcher.WaitAndGetTitle());
 375 }
 376
 377 // Crashes on Mac Asan.  http://crbug.com/239169
 378 #if defined(OS_MACOSX)
 379 #define MAYBE_LoadAllBlockedPlugins DISABLED_LoadAllBlockedPlugins
 380 // TODO(jschuh): Flaky plugin tests. crbug.com/244653
 381 #elif defined(OS_WIN) && defined(ARCH_CPU_X86_64)
 382 #define MAYBE_LoadAllBlockedPlugins DISABLED_LoadAllBlockedPlugins
 383 #else
 384 #define MAYBE_LoadAllBlockedPlugins LoadAllBlockedPlugins
 385 #endif
 386 IN_PROC_BROWSER_TEST_F(ClickToPlayPluginTest, MAYBE_LoadAllBlockedPlugins) {
 387   browser()->profile()->GetHostContentSettingsMap()->SetDefaultContentSetting(
 388       CONTENT_SETTINGS_TYPE_PLUGINS, CONTENT_SETTING_BLOCK);
 389
 390   GURL url = ui_test_utils::GetTestUrl(
 391       base::FilePath(),
 392       base::FilePath().AppendASCII("load_all_blocked_plugins.html"));
 393   ui_test_utils::NavigateToURL(browser(), url);
 394
 395   base::string16 expected_title1(base::ASCIIToUTF16("1"));
 396   content::TitleWatcher title_watcher1(
 397       browser()->tab_strip_model()->GetActiveWebContents(), expected_title1);
 398
 399   ChromePluginServiceFilter::GetInstance()->AuthorizeAllPlugins(
 400       browser()->tab_strip_model()->GetActiveWebContents(), true,
 401       std::string());
 402   EXPECT_EQ(expected_title1, title_watcher1.WaitAndGetTitle());
 403
 404   base::string16 expected_title2(base::ASCIIToUTF16("2"));
 405   content::TitleWatcher title_watcher2(
 406       browser()->tab_strip_model()->GetActiveWebContents(), expected_title2);
 407
 408   ASSERT_TRUE(content::ExecuteScript(
 409       browser()->tab_strip_model()->GetActiveWebContents(), "window.inject()"));
 410
 411   EXPECT_EQ(expected_title2, title_watcher2.WaitAndGetTitle());
 412 }
 413
 414 // If this flakes, use http://crbug.com/113057.
 415 // TODO(jschuh): Hanging plugin tests. crbug.com/244653
 416 #if !defined(OS_WIN) && !defined(ARCH_CPU_X86_64)
 417 IN_PROC_BROWSER_TEST_F(ClickToPlayPluginTest, NoCallbackAtLoad) {
 418   browser()->profile()->GetHostContentSettingsMap()->SetDefaultContentSetting(
 419       CONTENT_SETTINGS_TYPE_PLUGINS, CONTENT_SETTING_BLOCK);
 420
 421   GURL url("data:application/vnd.npapi-test,CallOnStartup();");
 422   ui_test_utils::NavigateToURL(browser(), url);
 423
 424   std::string script("CallOnStartup = function() { ");
 425   script.append("document.documentElement.appendChild");
 426   script.append("(document.createElement(\"head\")); ");
 427   script.append("document.title = \"OK\"; }");
 428
 429   // Inject the callback function into the HTML page generated by the browser.
 430   ASSERT_TRUE(content::ExecuteScript(
 431       browser()->tab_strip_model()->GetActiveWebContents(), script));
 432
 433   base::string16 expected_title(base::ASCIIToUTF16("OK"));
 434   content::TitleWatcher title_watcher(
 435       browser()->tab_strip_model()->GetActiveWebContents(), expected_title);
 436
 437   ChromePluginServiceFilter::GetInstance()->AuthorizeAllPlugins(
 438       browser()->tab_strip_model()->GetActiveWebContents(), true,
 439       std::string());
 440
 441   EXPECT_EQ(expected_title, title_watcher.WaitAndGetTitle());
 442 }
 443 #endif
 444
 445 IN_PROC_BROWSER_TEST_F(ClickToPlayPluginTest, DeleteSelfAtLoad) {
 446   browser()->profile()->GetHostContentSettingsMap()->SetDefaultContentSetting(
 447       CONTENT_SETTINGS_TYPE_PLUGINS, CONTENT_SETTING_BLOCK);
 448
 449   GURL url = ui_test_utils::GetTestUrl(
 450       base::FilePath(),
 451       base::FilePath().AppendASCII("plugin_delete_self_at_load.html"));
 452   ui_test_utils::NavigateToURL(browser(), url);
 453
 454   base::string16 expected_title(base::ASCIIToUTF16("OK"));
 455   content::TitleWatcher title_watcher(
 456       browser()->tab_strip_model()->GetActiveWebContents(), expected_title);
 457
 458   ChromePluginServiceFilter::GetInstance()->AuthorizeAllPlugins(
 459       browser()->tab_strip_model()->GetActiveWebContents(), true,
 460       std::string());
 461
 462   EXPECT_EQ(expected_title, title_watcher.WaitAndGetTitle());
 463 }
 464
 465 #endif  // !defined(USE_AURA) || defined(OS_WIN)
 466
 467 #if defined(ENABLE_PLUGINS)
 468 class PepperContentSettingsSpecialCasesTest : public ContentSettingsTest {
 469  protected:
 470   static const char* const kExternalClearKeyMimeType;
 471
 472   // Registers any CDM plugins not registered by default.
 473   void SetUpCommandLine(CommandLine* command_line) override {
 474 #if defined(ENABLE_PEPPER_CDMS)
 475     // Platform-specific filename relative to the chrome executable.
 476 #if defined(OS_WIN)
 477     const char kLibraryName[] = "clearkeycdmadapter.dll";
 478 #else  // !defined(OS_WIN)
 479 #if defined(OS_MACOSX)
 480     const char kLibraryName[] = "clearkeycdmadapter.plugin";
 481 #elif defined(OS_POSIX)
 482     const char kLibraryName[] = "libclearkeycdmadapter.so";
 483 #endif  // defined(OS_MACOSX)
 484 #endif  // defined(OS_WIN)
 485
 486     // Append the switch to register the External Clear Key CDM.
 487     base::FilePath::StringType pepper_plugins = BuildPepperPluginRegistration(
 488         kLibraryName, "Clear Key CDM", kExternalClearKeyMimeType);
 489 #if defined(WIDEVINE_CDM_AVAILABLE) && defined(WIDEVINE_CDM_IS_COMPONENT)
 490     // The CDM must be registered when it is a component.
 491     pepper_plugins.append(FILE_PATH_LITERAL(","));
 492     pepper_plugins.append(
 493         BuildPepperPluginRegistration(kWidevineCdmAdapterFileName,
 494                                       kWidevineCdmDisplayName,
 495                                       kWidevineCdmPluginMimeType));
 496 #endif  // defined(WIDEVINE_CDM_AVAILABLE) && defined(WIDEVINE_CDM_IS_COMPONENT)
 497     command_line->AppendSwitchNative(switches::kRegisterPepperPlugins,
 498                                      pepper_plugins);
 499 #endif  // defined(ENABLE_PEPPER_CDMS)
 500
 501 #if !defined(DISABLE_NACL)
 502     // Ensure NaCl can run.
 503     command_line->AppendSwitch(switches::kEnableNaCl);
 504 #endif
 505   }
 506
 507   void RunLoadPepperPluginTest(const char* mime_type, bool expect_loaded) {
 508     const char* expected_result = expect_loaded ? "Loaded" : "Not Loaded";
 509     content::WebContents* web_contents =
 510         browser()->tab_strip_model()->GetActiveWebContents();
 511
 512     base::string16 expected_title(base::ASCIIToUTF16(expected_result));
 513     content::TitleWatcher title_watcher(web_contents, expected_title);
 514
 515     // GetTestUrl assumes paths, so we must append query parameters to result.
 516     GURL file_url = ui_test_utils::GetTestUrl(
 517         base::FilePath(),
 518         base::FilePath().AppendASCII("load_pepper_plugin.html"));
 519     GURL url(file_url.spec() +
 520              base::StringPrintf("?mimetype=%s", mime_type));
 521     ui_test_utils::NavigateToURL(browser(), url);
 522
 523     EXPECT_EQ(expected_title, title_watcher.WaitAndGetTitle());
 524     EXPECT_EQ(!expect_loaded,
 525               TabSpecificContentSettings::FromWebContents(web_contents)->
 526                   IsContentBlocked(CONTENT_SETTINGS_TYPE_PLUGINS));
 527   }
 528
 529   void RunJavaScriptBlockedTest(const char* html_file,
 530                                 bool expect_is_javascript_content_blocked) {
 531     // Because JavaScript is blocked, <title> will be the only title set.
 532     // Checking for it ensures that the page loaded, though that is not always
 533     // sufficient - see below.
 534     const char* const kExpectedTitle = "Initial Title";
 535     content::WebContents* web_contents =
 536         browser()->tab_strip_model()->GetActiveWebContents();
 537     TabSpecificContentSettings* tab_settings =
 538         TabSpecificContentSettings::FromWebContents(web_contents);
 539     base::string16 expected_title(base::ASCIIToUTF16(kExpectedTitle));
 540     content::TitleWatcher title_watcher(web_contents, expected_title);
 541
 542     // Because JavaScript is blocked, we cannot rely on JavaScript to set a
 543     // title, telling us the test is complete.
 544     // As a result, it is possible to reach the IsContentBlocked() checks below
 545     // before the blocked content can be reported to the browser process.
 546     // See http://crbug.com/306702.
 547     // Therefore, when expecting blocked content, we must wait until it has been
 548     // reported by checking IsContentBlocked() when notified that
 549     // NOTIFICATION_WEB_CONTENT_SETTINGS_CHANGED. (It is not sufficient to wait
 550     // for just the notification because the same notification is reported for
 551     // other reasons and the notification contains no indication of what
 552     // caused it.)
 553     content::WindowedNotificationObserver javascript_content_blocked_observer(
 554               chrome::NOTIFICATION_WEB_CONTENT_SETTINGS_CHANGED,
 555               base::Bind(&TabSpecificContentSettings::IsContentBlocked,
 556                                    base::Unretained(tab_settings),
 557                                    CONTENT_SETTINGS_TYPE_JAVASCRIPT));
 558
 559     GURL url = ui_test_utils::GetTestUrl(
 560         base::FilePath(), base::FilePath().AppendASCII(html_file));
 561     ui_test_utils::NavigateToURL(browser(), url);
 562
 563     // Always wait for the page to load.
 564     EXPECT_EQ(expected_title, title_watcher.WaitAndGetTitle());
 565
 566     if (expect_is_javascript_content_blocked) {
 567       javascript_content_blocked_observer.Wait();
 568     } else {
 569       // Since there is no notification that content is not blocked and no
 570       // content is blocked when |expect_is_javascript_content_blocked| is
 571       // false, javascript_content_blocked_observer would never succeed.
 572       // There is no way to ensure blocked content would not have been reported
 573       // after the check below. For coverage of this scenario, we must rely on
 574       // the TitleWatcher adding sufficient delay most of the time.
 575     }
 576
 577     EXPECT_EQ(expect_is_javascript_content_blocked,
 578               tab_settings->IsContentBlocked(CONTENT_SETTINGS_TYPE_JAVASCRIPT));
 579     EXPECT_FALSE(tab_settings->IsContentBlocked(CONTENT_SETTINGS_TYPE_PLUGINS));
 580   }
 581
 582  private:
 583   // Builds the string to pass to kRegisterPepperPlugins for a single
 584   // plugin using the provided parameters and a dummy version.
 585   // Multiple results may be passed to kRegisterPepperPlugins, separated by ",".
 586   base::FilePath::StringType BuildPepperPluginRegistration(
 587       const char* library_name,
 588       const char* display_name,
 589       const char* mime_type) {
 590     base::FilePath plugin_dir;
 591     EXPECT_TRUE(PathService::Get(base::DIR_MODULE, &plugin_dir));
 592
 593     base::FilePath plugin_lib = plugin_dir.AppendASCII(library_name);
 594     EXPECT_TRUE(base::PathExists(plugin_lib));
 595
 596     base::FilePath::StringType pepper_plugin = plugin_lib.value();
 597     pepper_plugin.append(FILE_PATH_LITERAL("#"));
 598 #if defined(OS_WIN)
 599     pepper_plugin.append(base::ASCIIToWide(display_name));
 600 #else
 601     pepper_plugin.append(display_name);
 602 #endif
 603     pepper_plugin.append(FILE_PATH_LITERAL("#A CDM#0.1.0.0;"));
 604 #if defined(OS_WIN)
 605     pepper_plugin.append(base::ASCIIToWide(mime_type));
 606 #else
 607     pepper_plugin.append(mime_type);
 608 #endif
 609
 610     return pepper_plugin;
 611   }
 612 };
 613
 614 const char* const
 615 PepperContentSettingsSpecialCasesTest::kExternalClearKeyMimeType =
 616     "application/x-ppapi-clearkey-cdm";
 617
 618 class PepperContentSettingsSpecialCasesPluginsBlockedTest
 619     : public PepperContentSettingsSpecialCasesTest {
 620  public:
 621   void SetUpOnMainThread() override {
 622     PepperContentSettingsSpecialCasesTest::SetUpOnMainThread();
 623     browser()->profile()->GetHostContentSettingsMap()->SetDefaultContentSetting(
 624         CONTENT_SETTINGS_TYPE_PLUGINS, CONTENT_SETTING_BLOCK);
 625   }
 626 };
 627
 628 class PepperContentSettingsSpecialCasesJavaScriptBlockedTest
 629     : public PepperContentSettingsSpecialCasesTest {
 630  public:
 631   void SetUpOnMainThread() override {
 632     PepperContentSettingsSpecialCasesTest::SetUpOnMainThread();
 633     browser()->profile()->GetHostContentSettingsMap()->SetDefaultContentSetting(
 634         CONTENT_SETTINGS_TYPE_PLUGINS, CONTENT_SETTING_ALLOW);
 635     browser()->profile()->GetHostContentSettingsMap()->SetDefaultContentSetting(
 636         CONTENT_SETTINGS_TYPE_JAVASCRIPT, CONTENT_SETTING_BLOCK);
 637   }
 638 };
 639
 640 #if defined(ENABLE_PEPPER_CDMS)
 641 // A sanity check to verify that the plugin that is used as a baseline below
 642 // can be loaded.
 643 IN_PROC_BROWSER_TEST_F(PepperContentSettingsSpecialCasesTest, Baseline) {
 644 #if defined(OS_WIN) && defined(USE_ASH)
 645   // Disable this test in Metro+Ash for now (http://crbug.com/262796).
 646   if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kAshBrowserTests))
 647     return;
 648 #endif
 649   browser()->profile()->GetHostContentSettingsMap()->SetDefaultContentSetting(
 650       CONTENT_SETTINGS_TYPE_PLUGINS, CONTENT_SETTING_ALLOW);
 651
 652   RunLoadPepperPluginTest(kExternalClearKeyMimeType, true);
 653 }
 654 #endif  // defined(ENABLE_PEPPER_CDMS)
 655
 656 // The following tests verify that Pepper plugins that use JavaScript settings
 657 // instead of Plug-ins settings still work when Plug-ins are blocked.
 658
 659 #if defined(ENABLE_PEPPER_CDMS)
 660 // The plugin successfully loaded above is blocked.
 661 IN_PROC_BROWSER_TEST_F(PepperContentSettingsSpecialCasesPluginsBlockedTest,
 662                        Normal) {
 663 #if defined(OS_WIN) && defined(USE_ASH)
 664   // Disable this test in Metro+Ash for now (http://crbug.com/262796).
 665   if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kAshBrowserTests))
 666     return;
 667 #endif
 668   RunLoadPepperPluginTest(kExternalClearKeyMimeType, false);
 669 }
 670
 671 #if defined(WIDEVINE_CDM_AVAILABLE)
 672 IN_PROC_BROWSER_TEST_F(PepperContentSettingsSpecialCasesPluginsBlockedTest,
 673                        WidevineCdm) {
 674 #if defined(OS_WIN) && defined(USE_ASH)
 675   // Disable this test in Metro+Ash for now (http://crbug.com/262796).
 676   if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kAshBrowserTests))
 677     return;
 678 #endif
 679   RunLoadPepperPluginTest(kWidevineCdmPluginMimeType, true);
 680 }
 681 #endif  // defined(WIDEVINE_CDM_AVAILABLE)
 682 #endif  // defined(ENABLE_PEPPER_CDMS)
 683
 684 #if !defined(DISABLE_NACL)
 685 IN_PROC_BROWSER_TEST_F(PepperContentSettingsSpecialCasesPluginsBlockedTest,
 686                        NaCl) {
 687 #if defined(OS_WIN) && defined(USE_ASH)
 688   // Disable this test in Metro+Ash for now (http://crbug.com/262796).
 689   if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kAshBrowserTests))
 690     return;
 691 #endif
 692   RunLoadPepperPluginTest("application/x-nacl", true);
 693 }
 694 #endif  // !defined(DISABLE_NACL)
 695
 696 // The following tests verify that those same Pepper plugins do not work when
 697 // JavaScript is blocked.
 698
 699 #if defined(ENABLE_PEPPER_CDMS)
 700 // A plugin with no special behavior is not blocked when JavaScript is blocked.
 701 IN_PROC_BROWSER_TEST_F(PepperContentSettingsSpecialCasesJavaScriptBlockedTest,
 702                        Normal) {
 703 #if defined(OS_WIN) && defined(USE_ASH)
 704   // Disable this test in Metro+Ash for now (http://crbug.com/262796).
 705   if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kAshBrowserTests))
 706     return;
 707 #endif
 708   RunJavaScriptBlockedTest("load_clearkey_no_js.html", false);
 709 }
 710
 711 #if defined(WIDEVINE_CDM_AVAILABLE)
 712 IN_PROC_BROWSER_TEST_F(PepperContentSettingsSpecialCasesJavaScriptBlockedTest,
 713                        WidevineCdm) {
 714 #if defined(OS_WIN) && defined(USE_ASH)
 715   // Disable this test in Metro+Ash for now (http://crbug.com/262796).
 716   if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kAshBrowserTests))
 717     return;
 718 #endif
 719   RunJavaScriptBlockedTest("load_widevine_no_js.html", true);
 720 }
 721 #endif  // defined(WIDEVINE_CDM_AVAILABLE)
 722 #endif  // defined(ENABLE_PEPPER_CDMS)
 723
 724 #if !defined(DISABLE_NACL)
 725 IN_PROC_BROWSER_TEST_F(PepperContentSettingsSpecialCasesJavaScriptBlockedTest,
 726                        NaCl) {
 727 #if defined(OS_WIN) && defined(USE_ASH)
 728   // Disable this test in Metro+Ash for now (http://crbug.com/262796).
 729   if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kAshBrowserTests))
 730     return;
 731 #endif
 732   RunJavaScriptBlockedTest("load_nacl_no_js.html", true);
 733 }
 734 #endif  // !defined(DISABLE_NACL)
 735
 736 #endif  // defined(ENABLE_PLUGINS)