src/chrome/browser/sessions/session_restore_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 <vector>
   6
   7 #include "base/command_line.h"
   8 #include "base/files/file_path.h"
   9 #include "base/process/launch.h"
  10 #include "base/strings/utf_string_conversions.h"
  11 #include "base/time/time.h"
  12 #include "chrome/browser/browser_process.h"
  13 #include "chrome/browser/chrome_notification_types.h"
  14 #include "chrome/browser/defaults.h"
  15 #include "chrome/browser/first_run/first_run.h"
  16 #include "chrome/browser/profiles/profile.h"
  17 #include "chrome/browser/profiles/profile_manager.h"
  18 #include "chrome/browser/sessions/session_restore.h"
  19 #include "chrome/browser/sessions/session_service.h"
  20 #include "chrome/browser/sessions/session_service_factory.h"
  21 #include "chrome/browser/sessions/session_service_test_helper.h"
  22 #include "chrome/browser/sessions/session_types.h"
  23 #include "chrome/browser/sessions/tab_restore_service.h"
  24 #include "chrome/browser/sessions/tab_restore_service_factory.h"
  25 #include "chrome/browser/ui/browser.h"
  26 #include "chrome/browser/ui/browser_commands.h"
  27 #include "chrome/browser/ui/browser_list.h"
  28 #include "chrome/browser/ui/browser_tabstrip.h"
  29 #include "chrome/browser/ui/browser_window.h"
  30 #include "chrome/browser/ui/host_desktop.h"
  31 #include "chrome/browser/ui/tabs/tab_strip_model.h"
  32 #include "chrome/common/chrome_switches.h"
  33 #include "chrome/common/url_constants.h"
  34 #include "chrome/test/base/in_process_browser_test.h"
  35 #include "chrome/test/base/test_switches.h"
  36 #include "chrome/test/base/ui_test_utils.h"
  37 #include "components/sessions/serialized_navigation_entry_test_helper.h"
  38 #include "content/public/browser/navigation_controller.h"
  39 #include "content/public/browser/navigation_entry.h"
  40 #include "content/public/browser/notification_service.h"
  41 #include "content/public/browser/notification_types.h"
  42 #include "content/public/browser/render_process_host.h"
  43 #include "content/public/browser/render_view_host.h"
  44 #include "content/public/browser/web_contents.h"
  45 #include "content/public/common/bindings_policy.h"
  46 #include "content/public/test/browser_test_utils.h"
  47 #include "content/public/test/test_navigation_observer.h"
  48 #include "sync/protocol/session_specifics.pb.h"
  49 #include "ui/base/page_transition_types.h"
  50
  51 using sessions::SerializedNavigationEntry;
  52 using sessions::SerializedNavigationEntryTestHelper;
  53
  54 #if defined(OS_MACOSX)
  55 #include "base/mac/scoped_nsautorelease_pool.h"
  56 #endif
  57
  58 #if defined(USE_AURA)
  59 #include "ui/aura/window.h"
  60 #endif
  61
  62 class SessionRestoreTest : public InProcessBrowserTest {
  63  public:
  64   SessionRestoreTest() : active_browser_list_(NULL) {}
  65
  66  protected:
  67 #if defined(OS_CHROMEOS)
  68   virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE {
  69     // TODO(nkostylev): Investigate if we can remove this switch.
  70     command_line->AppendSwitch(switches::kCreateBrowserOnStartupForTests);
  71     InProcessBrowserTest::SetUpCommandLine(command_line);
  72   }
  73 #endif
  74
  75   virtual void SetUpOnMainThread() OVERRIDE {
  76     active_browser_list_ = BrowserList::GetInstance(chrome::GetActiveDesktop());
  77
  78     SessionStartupPref pref(SessionStartupPref::LAST);
  79     SessionStartupPref::SetStartupPref(browser()->profile(), pref);
  80 #if defined(OS_CHROMEOS)
  81     const testing::TestInfo* const test_info =
  82         testing::UnitTest::GetInstance()->current_test_info();
  83     if (strcmp(test_info->name(), "NoSessionRestoreNewWindowChromeOS") != 0) {
  84       // Undo the effect of kBrowserAliveWithNoWindows in defaults.cc so that we
  85       // can get these test to work without quitting.
  86       SessionServiceTestHelper helper(
  87           SessionServiceFactory::GetForProfile(browser()->profile()));
  88       helper.SetForceBrowserNotAliveWithNoWindows(true);
  89       helper.ReleaseService();
  90     }
  91 #endif
  92
  93     InProcessBrowserTest::SetUpOnMainThread();
  94   }
  95
  96   virtual bool SetUpUserDataDirectory() OVERRIDE {
  97     url1_ = ui_test_utils::GetTestUrl(
  98         base::FilePath().AppendASCII("session_history"),
  99         base::FilePath().AppendASCII("bot1.html"));
 100     url2_ = ui_test_utils::GetTestUrl(
 101         base::FilePath().AppendASCII("session_history"),
 102         base::FilePath().AppendASCII("bot2.html"));
 103     url3_ = ui_test_utils::GetTestUrl(
 104         base::FilePath().AppendASCII("session_history"),
 105         base::FilePath().AppendASCII("bot3.html"));
 106
 107     return InProcessBrowserTest::SetUpUserDataDirectory();
 108   }
 109
 110   void CloseBrowserSynchronously(Browser* browser) {
 111     content::WindowedNotificationObserver observer(
 112         chrome::NOTIFICATION_BROWSER_CLOSED,
 113         content::NotificationService::AllSources());
 114     browser->window()->Close();
 115 #if defined(OS_MACOSX)
 116     // BrowserWindowController depends on the auto release pool being recycled
 117     // in the message loop to delete itself, which frees the Browser object
 118     // which fires this event.
 119     AutoreleasePool()->Recycle();
 120 #endif
 121     observer.Wait();
 122   }
 123
 124   Browser* QuitBrowserAndRestore(Browser* browser, int expected_tab_count) {
 125     return QuitBrowserAndRestoreWithURL(browser, expected_tab_count, GURL());
 126   }
 127
 128   Browser* QuitBrowserAndRestoreWithURL(Browser* browser,
 129                                         int expected_tab_count,
 130                                         const GURL& url) {
 131     Profile* profile = browser->profile();
 132
 133     // Close the browser.
 134     g_browser_process->AddRefModule();
 135     CloseBrowserSynchronously(browser);
 136
 137     // Create a new window, which should trigger session restore.
 138     ui_test_utils::BrowserAddedObserver window_observer;
 139     content::WindowedNotificationObserver restore_observer(
 140         chrome::NOTIFICATION_SESSION_RESTORE_DONE,
 141         content::NotificationService::AllSources());
 142     if (url.is_empty()) {
 143       chrome::NewEmptyWindow(profile, chrome::HOST_DESKTOP_TYPE_NATIVE);
 144     } else {
 145       chrome::NavigateParams params(profile,
 146                                     url,
 147                                     ui::PAGE_TRANSITION_LINK);
 148       chrome::Navigate(&params);
 149     }
 150     Browser* new_browser = window_observer.WaitForSingleNewBrowser();
 151     restore_observer.Wait();
 152     g_browser_process->ReleaseModule();
 153
 154     return new_browser;
 155   }
 156
 157   void GoBack(Browser* browser) {
 158     content::TestNavigationObserver observer(
 159         browser->tab_strip_model()->GetActiveWebContents());
 160     chrome::GoBack(browser, CURRENT_TAB);
 161     observer.Wait();
 162   }
 163
 164   void GoForward(Browser* browser) {
 165     content::TestNavigationObserver observer(
 166         browser->tab_strip_model()->GetActiveWebContents());
 167     chrome::GoForward(browser, CURRENT_TAB);
 168     observer.Wait();
 169   }
 170
 171   void AssertOneWindowWithOneTab(Browser* browser) {
 172     ASSERT_EQ(1u, active_browser_list_->size());
 173     ASSERT_EQ(1, browser->tab_strip_model()->count());
 174   }
 175
 176   int RenderProcessHostCount() {
 177     content::RenderProcessHost::iterator hosts =
 178         content::RenderProcessHost::AllHostsIterator();
 179     int count = 0;
 180     while (!hosts.IsAtEnd()) {
 181       if (hosts.GetCurrentValue()->HasConnection())
 182         count++;
 183       hosts.Advance();
 184     }
 185     return count;
 186   }
 187
 188   GURL url1_;
 189   GURL url2_;
 190   GURL url3_;
 191
 192   const BrowserList* active_browser_list_;
 193 };
 194
 195 #if defined(USE_AURA)
 196 // Verifies that restored tabs have a root window. This is important
 197 // otherwise the wrong information is communicated to the renderer.
 198 // (http://crbug.com/342672).
 199 IN_PROC_BROWSER_TEST_F(SessionRestoreTest, RestoredTabsShouldHaveRootWindow) {
 200   // Create tabs.
 201   ui_test_utils::NavigateToURLWithDisposition(
 202       browser(),
 203       GURL(url::kAboutBlankURL),
 204       NEW_FOREGROUND_TAB,
 205       ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
 206   ui_test_utils::NavigateToURLWithDisposition(
 207       browser(),
 208       GURL(url::kAboutBlankURL),
 209       NEW_BACKGROUND_TAB,
 210       ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
 211
 212   // Restart and session restore the tabs.
 213   Browser* restored = QuitBrowserAndRestore(browser(), 3);
 214   TabStripModel* tab_strip_model = restored->tab_strip_model();
 215   const int tabs = tab_strip_model->count();
 216   ASSERT_EQ(3, tabs);
 217
 218   // Check the restored tabs have a root window.
 219   for (int i = 0; i < tabs; ++i) {
 220     content::WebContents* contents = tab_strip_model->GetWebContentsAt(i);
 221     gfx::NativeView window = contents->GetNativeView();
 222     bool tab_has_root_window = !!window->GetRootWindow();
 223     EXPECT_TRUE(tab_has_root_window);
 224   }
 225 }
 226 #endif  // USE_AURA
 227
 228 // Verify that restored tabs have correct disposition. Only one tab should
 229 // have "visible" visibility state, the rest should not.
 230 // (http://crbug.com/155365 http://crbug.com/118269)
 231 IN_PROC_BROWSER_TEST_F(SessionRestoreTest,
 232     RestoredTabsHaveCorrectVisibilityState) {
 233   // Create tabs.
 234   GURL test_page(ui_test_utils::GetTestUrl(base::FilePath(),
 235       base::FilePath(FILE_PATH_LITERAL("tab-restore-visibilty.html"))));
 236   ui_test_utils::NavigateToURLWithDisposition(
 237       browser(), test_page, NEW_FOREGROUND_TAB,
 238       ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
 239   ui_test_utils::NavigateToURLWithDisposition(
 240       browser(), test_page, NEW_BACKGROUND_TAB,
 241       ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
 242
 243   // Restart and session restore the tabs.
 244   content::DOMMessageQueue message_queue;
 245   Browser* restored = QuitBrowserAndRestore(browser(), 3);
 246   for (int i = 0; i < 2; ++i) {
 247     std::string message;
 248     EXPECT_TRUE(message_queue.WaitForMessage(&message));
 249     EXPECT_EQ("\"READY\"", message);
 250   }
 251
 252   // There should be 3 restored tabs in the new browser.
 253   TabStripModel* tab_strip_model = restored->tab_strip_model();
 254   const int tabs = tab_strip_model->count();
 255   ASSERT_EQ(3, tabs);
 256
 257   // The middle tab only should have visible disposition.
 258   for (int i = 0; i < tabs; ++i) {
 259     content::WebContents* contents = tab_strip_model->GetWebContentsAt(i);
 260     std::string document_visibility_state;
 261     const char kGetStateJS[] = "window.domAutomationController.send("
 262         "window.document.visibilityState);";
 263     EXPECT_TRUE(content::ExecuteScriptAndExtractString(
 264         contents, kGetStateJS, &document_visibility_state));
 265     if (i == 1) {
 266       EXPECT_EQ("visible", document_visibility_state);
 267     } else {
 268       EXPECT_EQ("hidden", document_visibility_state);
 269     }
 270   }
 271 }
 272
 273 #if defined(OS_CHROMEOS)
 274 // Verify that session restore does not occur when a user opens a browser window
 275 // when no other browser windows are open on ChromeOS.
 276 // TODO(pkotwicz): Add test which doesn't open incognito browser once
 277 // disable-zero-browsers-open-for-tests is removed.
 278 // (http://crbug.com/119175)
 279 // TODO(pkotwicz): Mac should have the behavior outlined by this test. It should
 280 // not do session restore if an incognito window is already open.
 281 // (http://crbug.com/120927)
 282 IN_PROC_BROWSER_TEST_F(SessionRestoreTest, NoSessionRestoreNewWindowChromeOS) {
 283   GURL url(ui_test_utils::GetTestUrl(
 284       base::FilePath(base::FilePath::kCurrentDirectory),
 285       base::FilePath(FILE_PATH_LITERAL("title1.html"))));
 286
 287   // Add a single tab.
 288   ui_test_utils::NavigateToURL(browser(), url);
 289
 290   Browser* incognito_browser = CreateIncognitoBrowser();
 291   chrome::AddTabAt(incognito_browser, GURL(), -1, true);
 292   incognito_browser->window()->Show();
 293
 294   // Close the normal browser. After this we only have the incognito window
 295   // open.
 296   CloseBrowserSynchronously(browser());
 297
 298   // Create a new window, which should open NTP.
 299   ui_test_utils::BrowserAddedObserver browser_added_observer;
 300   chrome::NewWindow(incognito_browser);
 301   Browser* new_browser = browser_added_observer.WaitForSingleNewBrowser();
 302
 303   ASSERT_TRUE(new_browser);
 304   EXPECT_EQ(1, new_browser->tab_strip_model()->count());
 305   EXPECT_EQ(GURL(chrome::kChromeUINewTabURL),
 306             new_browser->tab_strip_model()->GetWebContentsAt(0)->GetURL());
 307 }
 308
 309 // Test that maximized applications get restored maximized.
 310 IN_PROC_BROWSER_TEST_F(SessionRestoreTest, MaximizedApps) {
 311   const char* app_name = "TestApp";
 312   Browser* app_browser = CreateBrowserForApp(app_name, browser()->profile());
 313   app_browser->window()->Maximize();
 314   app_browser->window()->Show();
 315   EXPECT_TRUE(app_browser->window()->IsMaximized());
 316   EXPECT_TRUE(app_browser->is_app());
 317   EXPECT_TRUE(app_browser->is_type_popup());
 318
 319   // Close the normal browser. After this we only have the app_browser window.
 320   CloseBrowserSynchronously(browser());
 321
 322   // Create a new window, which should open NTP.
 323   ui_test_utils::BrowserAddedObserver browser_added_observer;
 324   chrome::NewWindow(app_browser);
 325   Browser* new_browser = browser_added_observer.WaitForSingleNewBrowser();
 326
 327   ASSERT_TRUE(new_browser);
 328   EXPECT_TRUE(app_browser->window()->IsMaximized());
 329   EXPECT_TRUE(app_browser->is_app());
 330   EXPECT_TRUE(app_browser->is_type_popup());
 331 }
 332 #endif  // OS_CHROMEOS
 333
 334 #if !defined(OS_CHROMEOS)
 335 // This test does not apply to ChromeOS as it does not do session restore when
 336 // a new window is opened.
 337
 338 #if defined(OS_LINUX) && defined(TOOLKIT_VIEWS)
 339 // Crashes on Linux Views: http://crbug.com/39476
 340 #define MAYBE_RestoreOnNewWindowWithNoTabbedBrowsers \
 341         DISABLED_RestoreOnNewWindowWithNoTabbedBrowsers
 342 #else
 343 #define MAYBE_RestoreOnNewWindowWithNoTabbedBrowsers \
 344         RestoreOnNewWindowWithNoTabbedBrowsers
 345 #endif
 346
 347 // Makes sure when session restore is triggered in the same process we don't end
 348 // up with an extra tab.
 349 IN_PROC_BROWSER_TEST_F(SessionRestoreTest,
 350                        MAYBE_RestoreOnNewWindowWithNoTabbedBrowsers) {
 351   const base::FilePath::CharType* kTitle1File =
 352       FILE_PATH_LITERAL("title1.html");
 353   GURL url(ui_test_utils::GetTestUrl(base::FilePath(
 354       base::FilePath::kCurrentDirectory), base::FilePath(kTitle1File)));
 355   ui_test_utils::NavigateToURL(browser(), url);
 356
 357   // Turn on session restore.
 358   SessionStartupPref::SetStartupPref(
 359       browser()->profile(),
 360       SessionStartupPref(SessionStartupPref::LAST));
 361
 362   // Create a new popup.
 363   Profile* profile = browser()->profile();
 364   Browser* popup =
 365       new Browser(Browser::CreateParams(Browser::TYPE_POPUP, profile,
 366                                         browser()->host_desktop_type()));
 367   popup->window()->Show();
 368
 369   // Close the browser.
 370   CloseBrowserSynchronously(browser());
 371
 372   // Create a new window, which should trigger session restore.
 373   ui_test_utils::BrowserAddedObserver observer;
 374   chrome::NewWindow(popup);
 375   Browser* new_browser = observer.WaitForSingleNewBrowser();
 376
 377   ASSERT_TRUE(new_browser != NULL);
 378
 379   // The browser should only have one tab.
 380   ASSERT_EQ(1, new_browser->tab_strip_model()->count());
 381
 382   // And the first url should be url.
 383   EXPECT_EQ(url, new_browser->tab_strip_model()->GetWebContentsAt(0)->GetURL());
 384 }
 385 #endif  // !OS_CHROMEOS
 386
 387 IN_PROC_BROWSER_TEST_F(SessionRestoreTest, RestoreIndividualTabFromWindow) {
 388   GURL url1(ui_test_utils::GetTestUrl(
 389       base::FilePath(base::FilePath::kCurrentDirectory),
 390       base::FilePath(FILE_PATH_LITERAL("title1.html"))));
 391   // Any page that will yield a 200 status code will work here.
 392   GURL url2("about:version");
 393   GURL url3(ui_test_utils::GetTestUrl(
 394       base::FilePath(base::FilePath::kCurrentDirectory),
 395       base::FilePath(FILE_PATH_LITERAL("title3.html"))));
 396
 397   // Add and navigate three tabs.
 398   ui_test_utils::NavigateToURL(browser(), url1);
 399   {
 400     content::WindowedNotificationObserver observer(
 401         content::NOTIFICATION_LOAD_STOP,
 402         content::NotificationService::AllSources());
 403     chrome::AddSelectedTabWithURL(browser(), url2,
 404                                   ui::PAGE_TRANSITION_LINK);
 405     observer.Wait();
 406   }
 407   {
 408     content::WindowedNotificationObserver observer(
 409         content::NOTIFICATION_LOAD_STOP,
 410         content::NotificationService::AllSources());
 411     chrome::AddSelectedTabWithURL(browser(), url3,
 412                                   ui::PAGE_TRANSITION_LINK);
 413     observer.Wait();
 414   }
 415
 416   TabRestoreService* service =
 417       TabRestoreServiceFactory::GetForProfile(browser()->profile());
 418   service->ClearEntries();
 419
 420   chrome::HostDesktopType host_desktop_type = browser()->host_desktop_type();
 421
 422   browser()->window()->Close();
 423
 424   // Expect a window with three tabs.
 425   ASSERT_EQ(1U, service->entries().size());
 426   ASSERT_EQ(TabRestoreService::WINDOW, service->entries().front()->type);
 427   const TabRestoreService::Window* window =
 428       static_cast<TabRestoreService::Window*>(service->entries().front());
 429   EXPECT_EQ(3U, window->tabs.size());
 430
 431   // Find the SessionID for entry2. Since the session service was destroyed,
 432   // there is no guarantee that the SessionID for the tab has remained the same.
 433   base::Time timestamp;
 434   int http_status_code = 0;
 435   for (std::vector<TabRestoreService::Tab>::const_iterator it =
 436            window->tabs.begin(); it != window->tabs.end(); ++it) {
 437     const TabRestoreService::Tab& tab = *it;
 438     // If this tab held url2, then restore this single tab.
 439     if (tab.navigations[0].virtual_url() == url2) {
 440       timestamp = tab.navigations[0].timestamp();
 441       http_status_code = tab.navigations[0].http_status_code();
 442       std::vector<content::WebContents*> content =
 443           service->RestoreEntryById(NULL, tab.id, host_desktop_type, UNKNOWN);
 444       ASSERT_EQ(1U, content.size());
 445       ASSERT_TRUE(content[0]);
 446       EXPECT_EQ(url2, content[0]->GetURL());
 447       break;
 448     }
 449   }
 450   EXPECT_FALSE(timestamp.is_null());
 451   EXPECT_EQ(200, http_status_code);
 452
 453   // Make sure that the restored tab is removed from the service.
 454   ASSERT_EQ(1U, service->entries().size());
 455   ASSERT_EQ(TabRestoreService::WINDOW, service->entries().front()->type);
 456   window = static_cast<TabRestoreService::Window*>(service->entries().front());
 457   EXPECT_EQ(2U, window->tabs.size());
 458
 459   // Make sure that the restored tab was restored with the correct
 460   // timestamp and status code.
 461   const content::WebContents* contents =
 462       browser()->tab_strip_model()->GetActiveWebContents();
 463   ASSERT_TRUE(contents);
 464   const content::NavigationEntry* entry =
 465       contents->GetController().GetActiveEntry();
 466   ASSERT_TRUE(entry);
 467   EXPECT_EQ(timestamp, entry->GetTimestamp());
 468   EXPECT_EQ(http_status_code, entry->GetHttpStatusCode());
 469 }
 470
 471 IN_PROC_BROWSER_TEST_F(SessionRestoreTest, WindowWithOneTab) {
 472   GURL url(ui_test_utils::GetTestUrl(
 473       base::FilePath(base::FilePath::kCurrentDirectory),
 474       base::FilePath(FILE_PATH_LITERAL("title1.html"))));
 475
 476   // Add a single tab.
 477   ui_test_utils::NavigateToURL(browser(), url);
 478
 479   TabRestoreService* service =
 480       TabRestoreServiceFactory::GetForProfile(browser()->profile());
 481   service->ClearEntries();
 482   EXPECT_EQ(0U, service->entries().size());
 483
 484   chrome::HostDesktopType host_desktop_type = browser()->host_desktop_type();
 485
 486   // Close the window.
 487   browser()->window()->Close();
 488
 489   // Expect the window to be converted to a tab by the TRS.
 490   EXPECT_EQ(1U, service->entries().size());
 491   ASSERT_EQ(TabRestoreService::TAB, service->entries().front()->type);
 492   const TabRestoreService::Tab* tab =
 493       static_cast<TabRestoreService::Tab*>(service->entries().front());
 494
 495   // Restore the tab.
 496   std::vector<content::WebContents*> content =
 497       service->RestoreEntryById(NULL, tab->id, host_desktop_type, UNKNOWN);
 498   ASSERT_EQ(1U, content.size());
 499   ASSERT_TRUE(content[0]);
 500   EXPECT_EQ(url, content[0]->GetURL());
 501
 502   // Make sure the restore was successful.
 503   EXPECT_EQ(0U, service->entries().size());
 504 }
 505
 506 #if !defined(OS_CHROMEOS)
 507 // This test does not apply to ChromeOS as ChromeOS does not do session
 508 // restore when a new window is open.
 509
 510 // Verifies we remember the last browser window when closing the last
 511 // non-incognito window while an incognito window is open.
 512 IN_PROC_BROWSER_TEST_F(SessionRestoreTest, IncognitotoNonIncognito) {
 513   GURL url(ui_test_utils::GetTestUrl(
 514       base::FilePath(base::FilePath::kCurrentDirectory),
 515       base::FilePath(FILE_PATH_LITERAL("title1.html"))));
 516
 517   // Add a single tab.
 518   ui_test_utils::NavigateToURL(browser(), url);
 519
 520   // Create a new incognito window.
 521   Browser* incognito_browser = CreateIncognitoBrowser();
 522   chrome::AddTabAt(incognito_browser, GURL(), -1, true);
 523   incognito_browser->window()->Show();
 524
 525   // Close the normal browser. After this we only have the incognito window
 526   // open.
 527   CloseBrowserSynchronously(browser());
 528
 529   // Create a new window, which should trigger session restore.
 530   ui_test_utils::BrowserAddedObserver browser_added_observer;
 531   chrome::NewWindow(incognito_browser);
 532   Browser* new_browser = browser_added_observer.WaitForSingleNewBrowser();
 533
 534   // The first tab should have 'url' as its url.
 535   ASSERT_TRUE(new_browser);
 536   EXPECT_EQ(url, new_browser->tab_strip_model()->GetWebContentsAt(0)->GetURL());
 537 }
 538 #endif  // !OS_CHROMEOS
 539
 540 namespace {
 541
 542 // Verifies that the given NavigationController has exactly two
 543 // entries that correspond to the given URLs and that all but the last
 544 // entry have null timestamps.
 545 void VerifyNavigationEntries(
 546     const content::NavigationController& controller,
 547     GURL url1, GURL url2) {
 548   ASSERT_EQ(2, controller.GetEntryCount());
 549   EXPECT_EQ(1, controller.GetCurrentEntryIndex());
 550   EXPECT_EQ(url1, controller.GetEntryAtIndex(0)->GetURL());
 551   EXPECT_EQ(url2, controller.GetEntryAtIndex(1)->GetURL());
 552   EXPECT_TRUE(controller.GetEntryAtIndex(0)->GetTimestamp().is_null());
 553   EXPECT_FALSE(controller.GetEntryAtIndex(1)->GetTimestamp().is_null());
 554 }
 555
 556 }  // namespace
 557
 558 IN_PROC_BROWSER_TEST_F(SessionRestoreTest, RestoreForeignTab) {
 559   GURL url1("http://google.com");
 560   GURL url2("http://google2.com");
 561   SerializedNavigationEntry nav1 =
 562       SerializedNavigationEntryTestHelper::CreateNavigation(url1.spec(), "one");
 563   SerializedNavigationEntry nav2 =
 564       SerializedNavigationEntryTestHelper::CreateNavigation(url2.spec(), "two");
 565
 566   // Set up the restore data.
 567   sync_pb::SessionTab sync_data;
 568   sync_data.set_tab_visual_index(0);
 569   sync_data.set_current_navigation_index(1);
 570   sync_data.set_pinned(false);
 571   sync_data.add_navigation()->CopyFrom(nav1.ToSyncData());
 572   sync_data.add_navigation()->CopyFrom(nav2.ToSyncData());
 573
 574   SessionTab tab;
 575   tab.SetFromSyncData(sync_data, base::Time::Now());
 576   EXPECT_EQ(2U, tab.navigations.size());
 577   for (size_t i = 0; i < tab.navigations.size(); ++i)
 578     EXPECT_TRUE(tab.navigations[i].timestamp().is_null());
 579
 580   ASSERT_EQ(1, browser()->tab_strip_model()->count());
 581
 582   // Restore in the current tab.
 583   content::WebContents* tab_content = NULL;
 584   {
 585     content::WindowedNotificationObserver observer(
 586         content::NOTIFICATION_LOAD_STOP,
 587         content::NotificationService::AllSources());
 588     tab_content = SessionRestore::RestoreForeignSessionTab(
 589         browser()->tab_strip_model()->GetActiveWebContents(), tab, CURRENT_TAB);
 590     observer.Wait();
 591   }
 592   ASSERT_EQ(1, browser()->tab_strip_model()->count());
 593   content::WebContents* web_contents =
 594       browser()->tab_strip_model()->GetWebContentsAt(0);
 595   VerifyNavigationEntries(web_contents->GetController(), url1, url2);
 596   ASSERT_TRUE(web_contents->GetUserAgentOverride().empty());
 597   ASSERT_TRUE(tab_content);
 598   ASSERT_EQ(url2, tab_content->GetURL());
 599
 600   // Restore in a new tab.
 601   tab_content = NULL;
 602   {
 603     content::WindowedNotificationObserver observer(
 604         content::NOTIFICATION_LOAD_STOP,
 605         content::NotificationService::AllSources());
 606     tab_content = SessionRestore::RestoreForeignSessionTab(
 607         browser()->tab_strip_model()->GetActiveWebContents(),
 608         tab, NEW_BACKGROUND_TAB);
 609     observer.Wait();
 610   }
 611   ASSERT_EQ(2, browser()->tab_strip_model()->count());
 612   ASSERT_EQ(0, browser()->tab_strip_model()->active_index());
 613   web_contents = browser()->tab_strip_model()->GetWebContentsAt(1);
 614   VerifyNavigationEntries(web_contents->GetController(), url1, url2);
 615   ASSERT_TRUE(web_contents->GetUserAgentOverride().empty());
 616   ASSERT_TRUE(tab_content);
 617   ASSERT_EQ(url2, tab_content->GetURL());
 618
 619   // Restore in a new window.
 620   Browser* new_browser = NULL;
 621   tab_content = NULL;
 622   {
 623     ui_test_utils::BrowserAddedObserver browser_observer;
 624     content::WindowedNotificationObserver observer(
 625         content::NOTIFICATION_LOAD_STOP,
 626         content::NotificationService::AllSources());
 627     tab_content = SessionRestore::RestoreForeignSessionTab(
 628         browser()->tab_strip_model()->GetActiveWebContents(), tab, NEW_WINDOW);
 629     new_browser = browser_observer.WaitForSingleNewBrowser();
 630     observer.Wait();
 631   }
 632
 633   ASSERT_EQ(1, new_browser->tab_strip_model()->count());
 634   web_contents = new_browser->tab_strip_model()->GetWebContentsAt(0);
 635   VerifyNavigationEntries(web_contents->GetController(), url1, url2);
 636   ASSERT_TRUE(web_contents->GetUserAgentOverride().empty());
 637   ASSERT_TRUE(tab_content);
 638   ASSERT_EQ(url2, tab_content->GetURL());
 639 }
 640
 641 IN_PROC_BROWSER_TEST_F(SessionRestoreTest, RestoreForeignSession) {
 642   Profile* profile = browser()->profile();
 643
 644   GURL url1("http://google.com");
 645   GURL url2("http://google2.com");
 646   SerializedNavigationEntry nav1 =
 647       SerializedNavigationEntryTestHelper::CreateNavigation(url1.spec(), "one");
 648   SerializedNavigationEntry nav2 =
 649       SerializedNavigationEntryTestHelper::CreateNavigation(url2.spec(), "two");
 650   SerializedNavigationEntryTestHelper::SetIsOverridingUserAgent(true, &nav2);
 651
 652   // Set up the restore data -- one window with two tabs.
 653   std::vector<const SessionWindow*> session;
 654   SessionWindow window;
 655   SessionTab tab1;
 656   {
 657     sync_pb::SessionTab sync_data;
 658     sync_data.set_tab_visual_index(0);
 659     sync_data.set_current_navigation_index(0);
 660     sync_data.set_pinned(true);
 661     sync_data.add_navigation()->CopyFrom(nav1.ToSyncData());
 662     tab1.SetFromSyncData(sync_data, base::Time::Now());
 663   }
 664   window.tabs.push_back(&tab1);
 665
 666   SessionTab tab2;
 667   {
 668     sync_pb::SessionTab sync_data;
 669     sync_data.set_tab_visual_index(1);
 670     sync_data.set_current_navigation_index(0);
 671     sync_data.set_pinned(false);
 672     sync_data.add_navigation()->CopyFrom(nav2.ToSyncData());
 673     tab2.SetFromSyncData(sync_data, base::Time::Now());
 674   }
 675   window.tabs.push_back(&tab2);
 676
 677   // Leave tab3 empty. Should have no effect on restored session, but simulates
 678   // partially complete foreign session data.
 679   SessionTab tab3;
 680   window.tabs.push_back(&tab3);
 681
 682   session.push_back(static_cast<const SessionWindow*>(&window));
 683   ui_test_utils::BrowserAddedObserver window_observer;
 684   std::vector<Browser*> browsers =
 685       SessionRestore::RestoreForeignSessionWindows(
 686           profile, browser()->host_desktop_type(), session.begin(),
 687           session.end());
 688   Browser* new_browser = window_observer.WaitForSingleNewBrowser();
 689   ASSERT_TRUE(new_browser);
 690   ASSERT_EQ(2u, active_browser_list_->size());
 691   ASSERT_EQ(2, new_browser->tab_strip_model()->count());
 692
 693   ASSERT_EQ(1u, browsers.size());
 694   ASSERT_TRUE(browsers[0]);
 695   ASSERT_EQ(2, browsers[0]->tab_strip_model()->count());
 696
 697   content::WebContents* web_contents_1 =
 698       new_browser->tab_strip_model()->GetWebContentsAt(0);
 699   content::WebContents* web_contents_2 =
 700       new_browser->tab_strip_model()->GetWebContentsAt(1);
 701   ASSERT_EQ(url1, web_contents_1->GetURL());
 702   ASSERT_EQ(url2, web_contents_2->GetURL());
 703
 704   // Check user agent override state.
 705   ASSERT_TRUE(web_contents_1->GetUserAgentOverride().empty());
 706   ASSERT_TRUE(web_contents_2->GetUserAgentOverride().empty());
 707
 708   content::NavigationEntry* entry =
 709       web_contents_1->GetController().GetActiveEntry();
 710   ASSERT_TRUE(entry);
 711   ASSERT_FALSE(entry->GetIsOverridingUserAgent());
 712
 713   entry = web_contents_2->GetController().GetActiveEntry();
 714   ASSERT_TRUE(entry);
 715   ASSERT_FALSE(entry->GetIsOverridingUserAgent());
 716
 717   // The SessionWindow destructor deletes the tabs, so we have to clear them
 718   // here to avoid a crash.
 719   window.tabs.clear();
 720 }
 721
 722 IN_PROC_BROWSER_TEST_F(SessionRestoreTest, Basic) {
 723   ui_test_utils::NavigateToURL(browser(), url1_);
 724   ui_test_utils::NavigateToURL(browser(), url2_);
 725
 726   Browser* new_browser = QuitBrowserAndRestore(browser(), 1);
 727   ASSERT_EQ(1u, active_browser_list_->size());
 728   ASSERT_EQ(url2_,
 729             new_browser->tab_strip_model()->GetActiveWebContents()->GetURL());
 730   GoBack(new_browser);
 731   ASSERT_EQ(url1_,
 732             new_browser->tab_strip_model()->GetActiveWebContents()->GetURL());
 733 }
 734
 735 IN_PROC_BROWSER_TEST_F(SessionRestoreTest, RestoreWebUI) {
 736   const GURL webui_url("chrome://omnibox");
 737   ui_test_utils::NavigateToURL(browser(), webui_url);
 738   const content::WebContents* old_tab =
 739       browser()->tab_strip_model()->GetActiveWebContents();
 740   EXPECT_EQ(content::BINDINGS_POLICY_WEB_UI,
 741             old_tab->GetRenderViewHost()->GetEnabledBindings());
 742
 743   Browser* new_browser = QuitBrowserAndRestore(browser(), 1);
 744   ASSERT_EQ(1u, active_browser_list_->size());
 745   const content::WebContents* new_tab =
 746       new_browser->tab_strip_model()->GetActiveWebContents();
 747   EXPECT_EQ(webui_url, new_tab->GetURL());
 748   EXPECT_EQ(content::BINDINGS_POLICY_WEB_UI,
 749             new_tab->GetRenderViewHost()->GetEnabledBindings());
 750 }
 751
 752 IN_PROC_BROWSER_TEST_F(SessionRestoreTest, RestoreWebUISettings) {
 753   const GURL webui_url("chrome://settings");
 754   ui_test_utils::NavigateToURL(browser(), webui_url);
 755   const content::WebContents* old_tab =
 756       browser()->tab_strip_model()->GetActiveWebContents();
 757   EXPECT_EQ(content::BINDINGS_POLICY_WEB_UI,
 758             old_tab->GetRenderViewHost()->GetEnabledBindings());
 759
 760   Browser* new_browser = QuitBrowserAndRestore(browser(), 1);
 761   ASSERT_EQ(1u, active_browser_list_->size());
 762   const content::WebContents* new_tab =
 763       new_browser->tab_strip_model()->GetActiveWebContents();
 764   EXPECT_EQ(webui_url, new_tab->GetURL());
 765   EXPECT_EQ(content::BINDINGS_POLICY_WEB_UI,
 766             new_tab->GetRenderViewHost()->GetEnabledBindings());
 767 }
 768
 769 IN_PROC_BROWSER_TEST_F(SessionRestoreTest, RestoresForwardAndBackwardNavs) {
 770   ui_test_utils::NavigateToURL(browser(), url1_);
 771   ui_test_utils::NavigateToURL(browser(), url2_);
 772   ui_test_utils::NavigateToURL(browser(), url3_);
 773
 774   GoBack(browser());
 775   Browser* new_browser = QuitBrowserAndRestore(browser(), 1);
 776   ASSERT_EQ(1u, active_browser_list_->size());
 777   ASSERT_EQ(url2_,
 778             new_browser->tab_strip_model()->GetActiveWebContents()->GetURL());
 779   GoForward(new_browser);
 780   ASSERT_EQ(url3_,
 781             new_browser->tab_strip_model()->GetActiveWebContents()->GetURL());
 782   GoBack(new_browser);
 783   ASSERT_EQ(url2_,
 784             new_browser->tab_strip_model()->GetActiveWebContents()->GetURL());
 785
 786   // Test renderer-initiated back/forward as well.
 787   GURL go_back_url("javascript:history.back();");
 788   ui_test_utils::NavigateToURL(new_browser, go_back_url);
 789   ASSERT_EQ(url1_,
 790             new_browser->tab_strip_model()->GetActiveWebContents()->GetURL());
 791 }
 792
 793 // Tests that the SiteInstances used for entries in a restored tab's history
 794 // are given appropriate max page IDs, so that going back to a restored
 795 // cross-site page and then forward again works.  (Bug 1204135)
 796 // This test fails. See http://crbug.com/237497.
 797 IN_PROC_BROWSER_TEST_F(SessionRestoreTest,
 798                        DISABLED_RestoresCrossSiteForwardAndBackwardNavs) {
 799   ASSERT_TRUE(test_server()->Start());
 800
 801   GURL cross_site_url(test_server()->GetURL("files/title2.html"));
 802
 803   // Visit URLs on different sites.
 804   ui_test_utils::NavigateToURL(browser(), url1_);
 805   ui_test_utils::NavigateToURL(browser(), cross_site_url);
 806   ui_test_utils::NavigateToURL(browser(), url2_);
 807
 808   GoBack(browser());
 809   Browser* new_browser = QuitBrowserAndRestore(browser(), 1);
 810   ASSERT_EQ(1u, active_browser_list_->size());
 811   ASSERT_EQ(1, new_browser->tab_strip_model()->count());
 812
 813   // Check that back and forward work as expected.
 814   ASSERT_EQ(cross_site_url,
 815             new_browser->tab_strip_model()->GetActiveWebContents()->GetURL());
 816
 817   GoBack(new_browser);
 818   ASSERT_EQ(url1_,
 819             new_browser->tab_strip_model()->GetActiveWebContents()->GetURL());
 820
 821   GoForward(new_browser);
 822   ASSERT_EQ(cross_site_url,
 823             new_browser->tab_strip_model()->GetActiveWebContents()->GetURL());
 824
 825   // Test renderer-initiated back/forward as well.
 826   GURL go_forward_url("javascript:history.forward();");
 827   ui_test_utils::NavigateToURL(new_browser, go_forward_url);
 828   ASSERT_EQ(url2_,
 829             new_browser->tab_strip_model()->GetActiveWebContents()->GetURL());
 830 }
 831
 832 IN_PROC_BROWSER_TEST_F(SessionRestoreTest, TwoTabsSecondSelected) {
 833   ui_test_utils::NavigateToURL(browser(), url1_);
 834
 835   ui_test_utils::NavigateToURLWithDisposition(
 836       browser(), url2_, NEW_FOREGROUND_TAB,
 837       ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
 838
 839   Browser* new_browser = QuitBrowserAndRestore(browser(), 2);
 840
 841   ASSERT_EQ(1u, active_browser_list_->size());
 842   ASSERT_EQ(2, new_browser->tab_strip_model()->count());
 843   ASSERT_EQ(1, new_browser->tab_strip_model()->active_index());
 844   ASSERT_EQ(url2_,
 845             new_browser->tab_strip_model()->GetActiveWebContents()->GetURL());
 846
 847   ASSERT_EQ(url1_,
 848             new_browser->tab_strip_model()->GetWebContentsAt(0)->GetURL());
 849 }
 850
 851 // Creates two tabs, closes one, quits and makes sure only one tab is restored.
 852 IN_PROC_BROWSER_TEST_F(SessionRestoreTest, ClosedTabStaysClosed) {
 853   ui_test_utils::NavigateToURL(browser(), url1_);
 854
 855   ui_test_utils::NavigateToURLWithDisposition(
 856       browser(), url2_, NEW_FOREGROUND_TAB,
 857       ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
 858   chrome::CloseTab(browser());
 859
 860   Browser* new_browser = QuitBrowserAndRestore(browser(), 1);
 861
 862   AssertOneWindowWithOneTab(new_browser);
 863   ASSERT_EQ(url1_,
 864             new_browser->tab_strip_model()->GetActiveWebContents()->GetURL());
 865 }
 866
 867 // Ensures active tab properly restored when tabs before it closed.
 868 IN_PROC_BROWSER_TEST_F(SessionRestoreTest, ActiveIndexUpdatedAtClose) {
 869   ui_test_utils::NavigateToURL(browser(), url1_);
 870   ui_test_utils::NavigateToURLWithDisposition(
 871       browser(), url2_, NEW_FOREGROUND_TAB,
 872       ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
 873   ui_test_utils::NavigateToURLWithDisposition(
 874       browser(), url3_, NEW_BACKGROUND_TAB,
 875       ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
 876
 877   browser()->tab_strip_model()->CloseWebContentsAt(
 878       0,
 879       TabStripModel::CLOSE_CREATE_HISTORICAL_TAB);
 880
 881   Browser* new_browser = QuitBrowserAndRestore(browser(), 2);
 882
 883   ASSERT_EQ(url2_,
 884             new_browser->tab_strip_model()->GetActiveWebContents()->GetURL());
 885   ASSERT_EQ(new_browser->tab_strip_model()->active_index(), 0);
 886 }
 887
 888 // Ensures active tab properly restored when tabs are inserted before it .
 889 IN_PROC_BROWSER_TEST_F(SessionRestoreTest, ActiveIndexUpdatedAtInsert) {
 890   ui_test_utils::NavigateToURL(browser(), url1_);
 891   ui_test_utils::NavigateToURLWithDisposition(
 892       browser(), url2_, NEW_BACKGROUND_TAB,
 893       ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
 894
 895   chrome::NavigateParams navigate_params(browser(), url3_,
 896                                          ui::PAGE_TRANSITION_TYPED);
 897   navigate_params.tabstrip_index = 0;
 898   navigate_params.disposition = NEW_BACKGROUND_TAB;
 899   ui_test_utils::NavigateToURL(&navigate_params);
 900
 901   Browser* new_browser = QuitBrowserAndRestore(browser(), 3);
 902
 903   ASSERT_EQ(url1_,
 904             new_browser->tab_strip_model()->GetActiveWebContents()->GetURL());
 905   ASSERT_EQ(new_browser->tab_strip_model()->active_index(), 1);
 906 }
 907
 908 #if !defined(OS_CHROMEOS) && !defined(OS_MACOSX)
 909 // This test doesn't apply to the Mac version; see GetCommandLineForRelaunch
 910 // for details. It was disabled for a long time so might never have worked on
 911 // ChromeOS.
 912
 913 // Launches an app window, closes tabbed browser, launches and makes sure
 914 // we restore the tabbed browser url.
 915 // If this test flakes, use http://crbug.com/29110
 916 IN_PROC_BROWSER_TEST_F(SessionRestoreTest,
 917                        RestoreAfterClosingTabbedBrowserWithAppAndLaunching) {
 918 #if defined(OS_WIN) && defined(USE_ASH)
 919   // Disable this test in Metro+Ash for now (http://crbug.com/262796).
 920   if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kAshBrowserTests))
 921     return;
 922 #endif
 923
 924   ui_test_utils::NavigateToURL(browser(), url1_);
 925
 926   // Launch an app.
 927   CommandLine app_launch_arguments = GetCommandLineForRelaunch();
 928   app_launch_arguments.AppendSwitchASCII(switches::kApp, url2_.spec());
 929
 930   ui_test_utils::BrowserAddedObserver window_observer;
 931
 932   base::LaunchProcess(app_launch_arguments, base::LaunchOptionsForTest(), NULL);
 933
 934   Browser* app_window = window_observer.WaitForSingleNewBrowser();
 935   ASSERT_EQ(2u, active_browser_list_->size());
 936
 937   // Close the first window. The only window left is the App window.
 938   CloseBrowserSynchronously(browser());
 939
 940   // Restore the session, which should bring back the first window with url1_.
 941   Browser* new_browser = QuitBrowserAndRestore(app_window, 1);
 942
 943   AssertOneWindowWithOneTab(new_browser);
 944
 945   ASSERT_EQ(url1_,
 946             new_browser->tab_strip_model()->GetActiveWebContents()->GetURL());
 947 }
 948
 949 #endif  // !defined(OS_CHROMEOS) && !defined(OS_MACOSX)
 950
 951 // Creates two windows, closes one, restores, make sure only one window open.
 952 IN_PROC_BROWSER_TEST_F(SessionRestoreTest, TwoWindowsCloseOneRestoreOnlyOne) {
 953   ui_test_utils::NavigateToURL(browser(), url1_);
 954
 955   // Open a second window.
 956   ui_test_utils::NavigateToURLWithDisposition(
 957       browser(),
 958       GURL(url::kAboutBlankURL),
 959       NEW_WINDOW,
 960       ui_test_utils::BROWSER_TEST_WAIT_FOR_BROWSER);
 961
 962   ASSERT_EQ(2u, active_browser_list_->size());
 963
 964   // Close it.
 965   Browser* new_window = active_browser_list_->get(1);
 966   CloseBrowserSynchronously(new_window);
 967
 968   // Restart and make sure we have only one window with one tab and the url
 969   // is url1_.
 970   Browser* new_browser = QuitBrowserAndRestore(browser(), 1);
 971
 972   AssertOneWindowWithOneTab(new_browser);
 973
 974   ASSERT_EQ(url1_,
 975             new_browser->tab_strip_model()->GetActiveWebContents()->GetURL());
 976 }
 977
 978 // Make sure after a restore the number of processes matches that of the number
 979 // of processes running before the restore. This creates a new tab so that
 980 // we should have two new tabs running.  (This test will pass in both
 981 // process-per-site and process-per-site-instance, because we treat the new tab
 982 // as a special case in process-per-site-instance so that it only ever uses one
 983 // process.)
 984 //
 985 // Flaky: http://code.google.com/p/chromium/issues/detail?id=52022
 986 // Unfortunately, the fix at http://codereview.chromium.org/6546078
 987 // breaks NTP background image refreshing, so ThemeSource had to revert to
 988 // replacing the existing data source.
 989 IN_PROC_BROWSER_TEST_F(SessionRestoreTest, ShareProcessesOnRestore) {
 990   // Create two new tabs.
 991   ui_test_utils::NavigateToURLWithDisposition(
 992       browser(),
 993       GURL(url::kAboutBlankURL),
 994       NEW_FOREGROUND_TAB,
 995       ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
 996   ui_test_utils::NavigateToURLWithDisposition(
 997       browser(),
 998       GURL(url::kAboutBlankURL),
 999       NEW_FOREGROUND_TAB,
1000       ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
1001
1002   int expected_process_count = RenderProcessHostCount();
1003
1004   // Restart.
1005   Browser* new_browser = QuitBrowserAndRestore(browser(), 3);
1006
1007   ASSERT_EQ(3, new_browser->tab_strip_model()->count());
1008
1009   ASSERT_EQ(expected_process_count, RenderProcessHostCount());
1010 }
1011
1012 // Test that changing the user agent override will persist it to disk.
1013 IN_PROC_BROWSER_TEST_F(SessionRestoreTest, PersistAndRestoreUserAgentOverride) {
1014   // Create a tab with an overridden user agent.
1015   ui_test_utils::NavigateToURL(browser(), url1_);
1016   ASSERT_EQ(0, browser()->tab_strip_model()->active_index());
1017   browser()->tab_strip_model()->GetWebContentsAt(0)->
1018       SetUserAgentOverride("override");
1019
1020   // Create a tab without an overridden user agent.
1021   ui_test_utils::NavigateToURLWithDisposition(
1022       browser(), url2_, NEW_FOREGROUND_TAB,
1023       ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
1024   ASSERT_EQ(1, browser()->tab_strip_model()->active_index());
1025
1026   // Kill the original browser then open a new one to trigger a restore.
1027   Browser* new_browser = QuitBrowserAndRestore(browser(), 1);
1028   ASSERT_EQ(1u, active_browser_list_->size());
1029   ASSERT_EQ(2, new_browser->tab_strip_model()->count());
1030   ASSERT_EQ(1, new_browser->tab_strip_model()->active_index());
1031
1032   // Confirm that the user agent overrides are properly set.
1033   EXPECT_EQ("override",
1034             new_browser->tab_strip_model()->GetWebContentsAt(0)->
1035                 GetUserAgentOverride());
1036   EXPECT_EQ("",
1037             new_browser->tab_strip_model()->GetWebContentsAt(1)->
1038                 GetUserAgentOverride());
1039 }
1040
1041 // Regression test for crbug.com/125958. When restoring a pinned selected tab in
1042 // a setting where there are existing tabs, the selected index computation was
1043 // wrong, leading to the wrong tab getting selected, DCHECKs firing, and the
1044 // pinned tab not getting loaded.
1045 IN_PROC_BROWSER_TEST_F(SessionRestoreTest, RestorePinnedSelectedTab) {
1046   // Create a pinned tab.
1047   ui_test_utils::NavigateToURL(browser(), url1_);
1048   browser()->tab_strip_model()->SetTabPinned(0, true);
1049   ASSERT_EQ(0, browser()->tab_strip_model()->active_index());
1050   // Create a nonpinned tab.
1051   ui_test_utils::NavigateToURLWithDisposition(
1052       browser(), url2_, NEW_FOREGROUND_TAB,
1053       ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
1054   ASSERT_EQ(1, browser()->tab_strip_model()->active_index());
1055   // Select the pinned tab.
1056   browser()->tab_strip_model()->ActivateTabAt(0, true);
1057   ASSERT_EQ(0, browser()->tab_strip_model()->active_index());
1058   Profile* profile = browser()->profile();
1059
1060   // This will also initiate a session restore, but we're not interested in it.
1061   Browser* new_browser = QuitBrowserAndRestore(browser(), 1);
1062   ASSERT_EQ(1u, active_browser_list_->size());
1063   ASSERT_EQ(2, new_browser->tab_strip_model()->count());
1064   ASSERT_EQ(0, new_browser->tab_strip_model()->active_index());
1065   // Close the pinned tab.
1066   chrome::CloseTab(new_browser);
1067   ASSERT_EQ(1, new_browser->tab_strip_model()->count());
1068   ASSERT_EQ(0, new_browser->tab_strip_model()->active_index());
1069   // Use the existing tab to navigate away, so that we can verify it was really
1070   // clobbered.
1071   ui_test_utils::NavigateToURL(new_browser, url3_);
1072
1073   // Restore the session again, clobbering the existing tab.
1074   SessionRestore::RestoreSession(
1075       profile, new_browser,
1076       new_browser->host_desktop_type(),
1077       SessionRestore::CLOBBER_CURRENT_TAB | SessionRestore::SYNCHRONOUS,
1078       std::vector<GURL>());
1079
1080   // The pinned tab is the selected tab.
1081   ASSERT_EQ(2, new_browser->tab_strip_model()->count());
1082   EXPECT_EQ(0, new_browser->tab_strip_model()->active_index());
1083   EXPECT_EQ(url1_,
1084             new_browser->tab_strip_model()->GetActiveWebContents()->GetURL());
1085   EXPECT_EQ(url2_,
1086             new_browser->tab_strip_model()->GetWebContentsAt(1)->GetURL());
1087 }
1088
1089 // Regression test for crbug.com/240156. When restoring tabs with a navigation,
1090 // the navigation should take active tab focus.
1091 IN_PROC_BROWSER_TEST_F(SessionRestoreTest, RestoreWithNavigateSelectedTab) {
1092   // Create 2 tabs.
1093   ui_test_utils::NavigateToURL(browser(), url1_);
1094   ui_test_utils::NavigateToURLWithDisposition(
1095       browser(), url2_, NEW_FOREGROUND_TAB,
1096       ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
1097
1098   // Restore the session by calling chrome::Navigate().
1099   Browser* new_browser = QuitBrowserAndRestoreWithURL(browser(), 3, url3_);
1100   ASSERT_EQ(1u, active_browser_list_->size());
1101   ASSERT_EQ(3, new_browser->tab_strip_model()->count());
1102   // Navigated url should be the active tab.
1103   ASSERT_EQ(url3_,
1104             new_browser->tab_strip_model()->GetActiveWebContents()->GetURL());
1105 }
1106
1107 // Do a clobber restore from the new tab page. This test follows the code path
1108 // of a crash followed by the user clicking restore from the new tab page.
1109 IN_PROC_BROWSER_TEST_F(SessionRestoreTest, ClobberRestoreTest) {
1110   // Create 2 tabs.
1111   ui_test_utils::NavigateToURL(browser(), url1_);
1112   ASSERT_EQ(0, browser()->tab_strip_model()->active_index());
1113   ui_test_utils::NavigateToURLWithDisposition(
1114       browser(), url2_, NEW_FOREGROUND_TAB,
1115       ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
1116   ASSERT_EQ(1, browser()->tab_strip_model()->active_index());
1117   Profile* profile = browser()->profile();
1118
1119   // This will also initiate a session restore, but we're not interested in it.
1120   Browser* new_browser = QuitBrowserAndRestore(browser(), 1);
1121   ASSERT_EQ(1u, active_browser_list_->size());
1122   ASSERT_EQ(2, new_browser->tab_strip_model()->count());
1123   ASSERT_EQ(1, new_browser->tab_strip_model()->active_index());
1124   // Close the first tab.
1125   chrome::CloseTab(new_browser);
1126   ASSERT_EQ(1, new_browser->tab_strip_model()->count());
1127   ASSERT_EQ(0, new_browser->tab_strip_model()->active_index());
1128   // Use the existing tab to navigate to the NTP.
1129   ui_test_utils::NavigateToURL(new_browser, GURL(chrome::kChromeUINewTabURL));
1130
1131   // Restore the session again, clobbering the existing tab.
1132   SessionRestore::RestoreSession(
1133       profile, new_browser,
1134       new_browser->host_desktop_type(),
1135       SessionRestore::CLOBBER_CURRENT_TAB | SessionRestore::SYNCHRONOUS,
1136       std::vector<GURL>());
1137
1138   // 2 tabs should have been restored, with the existing tab clobbered, giving
1139   // us a total of 2 tabs.
1140   ASSERT_EQ(2, new_browser->tab_strip_model()->count());
1141   EXPECT_EQ(1, new_browser->tab_strip_model()->active_index());
1142   EXPECT_EQ(url1_,
1143             new_browser->tab_strip_model()->GetWebContentsAt(0)->GetURL());
1144   EXPECT_EQ(url2_,
1145             new_browser->tab_strip_model()->GetActiveWebContents()->GetURL());
1146 }
1147
1148 IN_PROC_BROWSER_TEST_F(SessionRestoreTest, SessionStorage) {
1149   ui_test_utils::NavigateToURL(browser(), url1_);
1150   content::NavigationController* controller =
1151       &browser()->tab_strip_model()->GetActiveWebContents()->GetController();
1152   ASSERT_TRUE(controller->GetDefaultSessionStorageNamespace());
1153   std::string session_storage_persistent_id =
1154       controller->GetDefaultSessionStorageNamespace()->persistent_id();
1155   Browser* new_browser = QuitBrowserAndRestore(browser(), 1);
1156   ASSERT_EQ(1u, active_browser_list_->size());
1157   ASSERT_EQ(url1_,
1158             new_browser->tab_strip_model()->GetActiveWebContents()->GetURL());
1159   content::NavigationController* new_controller =
1160       &new_browser->tab_strip_model()->GetActiveWebContents()->GetController();
1161   ASSERT_TRUE(new_controller->GetDefaultSessionStorageNamespace());
1162   std::string restored_session_storage_persistent_id =
1163       new_controller->GetDefaultSessionStorageNamespace()->persistent_id();
1164   EXPECT_EQ(session_storage_persistent_id,
1165             restored_session_storage_persistent_id);
1166 }
1167
1168 IN_PROC_BROWSER_TEST_F(SessionRestoreTest, SessionStorageAfterTabReplace) {
1169   // Simulate what prerendering does: create a new WebContents with the same
1170   // SessionStorageNamespace as an existing tab, then replace the tab with it.
1171   {
1172     content::NavigationController* controller =
1173         &browser()->tab_strip_model()->GetActiveWebContents()->GetController();
1174     ASSERT_TRUE(controller->GetDefaultSessionStorageNamespace());
1175
1176     content::SessionStorageNamespaceMap session_storage_namespace_map;
1177     session_storage_namespace_map[std::string()] =
1178         controller->GetDefaultSessionStorageNamespace();
1179     scoped_ptr<content::WebContents> web_contents(
1180         content::WebContents::CreateWithSessionStorage(
1181             content::WebContents::CreateParams(browser()->profile()),
1182             session_storage_namespace_map));
1183
1184     TabStripModel* tab_strip_model = browser()->tab_strip_model();
1185     scoped_ptr<content::WebContents> old_web_contents(
1186         tab_strip_model->ReplaceWebContentsAt(
1187             tab_strip_model->active_index(), web_contents.release()));
1188     // Navigate with the new tab.
1189     ui_test_utils::NavigateToURL(browser(), url2_);
1190     // old_web_contents goes out of scope.
1191   }
1192
1193   // Check that the sessionStorage data is going to be persisted.
1194   content::NavigationController* controller =
1195       &browser()->tab_strip_model()->GetActiveWebContents()->GetController();
1196   EXPECT_TRUE(
1197       controller->GetDefaultSessionStorageNamespace()->should_persist());
1198
1199   // Quit and restore. Check that no extra tabs were created.
1200   Browser* new_browser = QuitBrowserAndRestore(browser(), 1);
1201   ASSERT_EQ(1u, active_browser_list_->size());
1202   EXPECT_EQ(1, new_browser->tab_strip_model()->count());
1203 }