chrome/browser/unload_browsertest.cc - chromium/src - Git at Google

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.

 #if defined(OS_POSIX)
 #include <signal.h>
 #endif

 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/strings/utf_string_conversions.h"
 #include "build/build_config.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/net/url_request_mock_util.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_commands.h"
 #include "chrome/browser/ui/browser_list.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/test/base/in_process_browser_test.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "components/app_modal/javascript_app_modal_dialog.h"
 #include "components/app_modal/native_app_modal_dialog.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/render_frame_host.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/test/browser_test_utils.h"
 #include "net/test/embedded_test_server/embedded_test_server.h"
 #include "net/test/url_request/url_request_mock_http_job.h"
 #include "net/url_request/url_request_test_util.h"

 #if defined(OS_WIN)
 // For version specific disabled tests below (http://crbug.com/267597).
 #include "base/win/windows_version.h"
 #endif

 using base::TimeDelta;
 using content::BrowserThread;

 const char NOLISTENERS_HTML[] =
     "<html><head><title>nolisteners</title></head><body></body></html>";

 const char UNLOAD_HTML[] =
     "<html><head><title>unload</title></head><body>"
     "<script>window.onunload=function(e){}</script></body></html>";

 const char BEFORE_UNLOAD_HTML[] =
     "<html><head><title>beforeunload</title></head><body>"
     "<script>window.onbeforeunload=function(e){"
     "setTimeout('document.title=\"cancelled\"', 0);return 'foo'}</script>"
     "</body></html>";

 const char INNER_FRAME_WITH_FOCUS_HTML[] =
     "<html><head><title>innerframewithfocus</title></head><body>"
     "<script>window.onbeforeunload=function(e){return 'foo'}</script>"
     "<iframe src=\"data:text/html,<html><head><script>window.onload="
     "function(){document.getElementById('box').focus()}</script>"
     "<body><input id='box'></input></body></html>\"></iframe>"
     "</body></html>";

 const char INFINITE_UNLOAD_HTML[] =
     "<html><head><title>infiniteunload</title></head><body>"
     "<script>window.onunload=function(e){while(true){}}</script>"
     "</body></html>";

 const char INFINITE_BEFORE_UNLOAD_HTML[] =
     "<html><head><title>infinitebeforeunload</title></head><body>"
     "<script>window.onbeforeunload=function(e){while(true){}}</script>"
     "</body></html>";

 const char INFINITE_UNLOAD_ALERT_HTML[] =
     "<html><head><title>infiniteunloadalert</title></head><body>"
     "<script>window.onunload=function(e){"
     "while(true){}"
     "alert('foo');"
     "}</script></body></html>";

 const char INFINITE_BEFORE_UNLOAD_ALERT_HTML[] =
     "<html><head><title>infinitebeforeunloadalert</title></head><body>"
     "<script>window.onbeforeunload=function(e){"
     "while(true){}"
     "alert('foo');"
     "}</script></body></html>";

 const char TWO_SECOND_UNLOAD_ALERT_HTML[] =
     "<html><head><title>twosecondunloadalert</title></head><body>"
     "<script>window.onunload=function(e){"
     "var start = new Date().getTime();"
     "while(new Date().getTime() - start < 2000){}"
     "alert('foo');"
     "}</script></body></html>";

 const char TWO_SECOND_BEFORE_UNLOAD_ALERT_HTML[] =
     "<html><head><title>twosecondbeforeunloadalert</title></head><body>"
     "<script>window.onbeforeunload=function(e){"
     "var start = new Date().getTime();"
     "while(new Date().getTime() - start < 2000){}"
     "alert('foo');"
     "}</script></body></html>";

 const char CLOSE_TAB_WHEN_OTHER_TAB_HAS_LISTENER[] =
     "<html><head><title>only_one_unload</title></head>"
     "<script>"
     "function openPopup() {"
     "  var w = window.open('about:blank');"
     "  w.document.write('<html><head><title>popup</title></head></body>');"
     "}"
     "</script>"
     "<body onclick='openPopup()' onbeforeunload='return;'>"
     "</body></html>";

 class UnloadResults {
  public:
   UnloadResults() : successes_(0), aborts_(0) {}

   void AddSuccess(const base::FilePath&) { successes_++; }
   void AddAbort(const base::FilePath&) { aborts_++; }
   void AddError(const base::FilePath&) {
     ADD_FAILURE() << "AddError should not be called.";
   }

   int get_successes() { return successes_; }
   int get_aborts() { return aborts_; }

  private:
   int successes_;
   int aborts_;
 };

 class UnloadTest : public InProcessBrowserTest {
  public:
   void SetUpCommandLine(base::CommandLine* command_line) override {
     const testing::TestInfo* const test_info =
         testing::UnitTest::GetInstance()->current_test_info();
     if (strcmp(test_info->name(),
         "BrowserCloseTabWhenOtherTabHasListener") == 0) {
       command_line->AppendSwitch(switches::kDisablePopupBlocking);
     } else if (strcmp(test_info->name(), "BrowserTerminateBeforeUnload") == 0) {
 #if defined(OS_POSIX)
       DisableSIGTERMHandling();
 #endif
     }
   }

   void SetUpOnMainThread() override {
     BrowserThread::PostTask(
         BrowserThread::IO, FROM_HERE,
         base::Bind(&chrome_browser_net::SetUrlRequestMocksEnabled, true));
   }

   void CheckTitle(const char* expected_title) {
     base::string16 expected = base::ASCIIToUTF16(expected_title);
     EXPECT_EQ(expected,
               browser()->tab_strip_model()->GetActiveWebContents()->GetTitle());
   }

   void NavigateToDataURL(const char* html_content, const char* expected_title) {
     ui_test_utils::NavigateToURL(
         browser(), GURL(std::string("data:text/html,") + html_content));
     CheckTitle(expected_title);
   }

   void NavigateToNolistenersFileTwice() {
     GURL url(net::URLRequestMockHTTPJob::GetMockUrl("title2.html"));
     ui_test_utils::NavigateToURL(browser(), url);
     CheckTitle("Title Of Awesomeness");
     ui_test_utils::NavigateToURL(browser(), url);
     CheckTitle("Title Of Awesomeness");
   }

   // Navigates to a URL asynchronously, then again synchronously. The first
   // load is purposely async to test the case where the user loads another
   // page without waiting for the first load to complete.
   void NavigateToNolistenersFileTwiceAsync() {
     GURL url(net::URLRequestMockHTTPJob::GetMockUrl("title2.html"));
     ui_test_utils::NavigateToURLWithDisposition(
         browser(), url, WindowOpenDisposition::CURRENT_TAB, 0);
     ui_test_utils::NavigateToURL(browser(), url);
     CheckTitle("Title Of Awesomeness");
   }

   void LoadUrlAndQuitBrowser(const char* html_content,
                              const char* expected_title) {
     NavigateToDataURL(html_content, expected_title);
     content::WindowedNotificationObserver window_observer(
         chrome::NOTIFICATION_BROWSER_CLOSED,
         content::NotificationService::AllSources());
     chrome::CloseWindow(browser());
     window_observer.Wait();
   }

   // If |accept| is true, simulates user clicking OK, otherwise simulates
   // clicking Cancel.
   void ClickModalDialogButton(bool accept) {
     app_modal::AppModalDialog* dialog = ui_test_utils::WaitForAppModalDialog();
     ASSERT_TRUE(dialog->IsJavaScriptModalDialog());
     app_modal::JavaScriptAppModalDialog* js_dialog =
         static_cast<app_modal::JavaScriptAppModalDialog*>(dialog);
     if (accept)
       js_dialog->native_dialog()->AcceptAppModalDialog();
     else
       js_dialog->native_dialog()->CancelAppModalDialog();
   }
 };

 // Navigate to a page with an infinite unload handler.
 // Then two async crosssite requests to ensure
 // we don't get confused and think we're closing the tab.
 //
 // This test is flaky on the valgrind UI bots. http://crbug.com/39057
 IN_PROC_BROWSER_TEST_F(UnloadTest, CrossSiteInfiniteUnloadAsync) {
   // Tests makes no sense in single-process mode since the renderer is hung.
   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
           switches::kSingleProcess))
     return;

   NavigateToDataURL(INFINITE_UNLOAD_HTML, "infiniteunload");
   // Must navigate to a non-data URL to trigger cross-site codepath.
   NavigateToNolistenersFileTwiceAsync();
 }

 // Navigate to a page with an infinite unload handler.
 // Then two sync crosssite requests to ensure
 // we correctly nav to each one.
 IN_PROC_BROWSER_TEST_F(UnloadTest, CrossSiteInfiniteUnloadSync) {
   // Tests makes no sense in single-process mode since the renderer is hung.
   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
           switches::kSingleProcess))
     return;

   NavigateToDataURL(INFINITE_UNLOAD_HTML, "infiniteunload");
   // Must navigate to a non-data URL to trigger cross-site codepath.
   NavigateToNolistenersFileTwice();
 }

 // Navigate to a page with an infinite beforeunload handler.
 // Then two two async crosssite requests to ensure
 // we don't get confused and think we're closing the tab.
 // This test is flaky on the valgrind UI bots. http://crbug.com/39057 and
 // http://crbug.com/86469
 IN_PROC_BROWSER_TEST_F(UnloadTest, CrossSiteInfiniteBeforeUnloadAsync) {
   // Tests makes no sense in single-process mode since the renderer is hung.
   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
           switches::kSingleProcess))
     return;

   NavigateToDataURL(INFINITE_BEFORE_UNLOAD_HTML, "infinitebeforeunload");
   // Must navigate to a non-data URL to trigger cross-site codepath.
   NavigateToNolistenersFileTwiceAsync();
 }

 // Navigate to a page with an infinite beforeunload handler.
 // Then two two sync crosssite requests to ensure
 // we correctly nav to each one.
 // Flaky on Win, Linux, and Mac; http://crbug.com/462671.
 IN_PROC_BROWSER_TEST_F(UnloadTest, DISABLED_CrossSiteInfiniteBeforeUnloadSync) {
   // Tests makes no sense in single-process mode since the renderer is hung.
   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
           switches::kSingleProcess))
     return;

   NavigateToDataURL(INFINITE_BEFORE_UNLOAD_HTML, "infinitebeforeunload");
   // Must navigate to a non-data URL to trigger cross-site codepath.
   NavigateToNolistenersFileTwice();
 }

 // Tests closing the browser on a page with no unload listeners registered.
 IN_PROC_BROWSER_TEST_F(UnloadTest, BrowserCloseNoUnloadListeners) {
   LoadUrlAndQuitBrowser(NOLISTENERS_HTML, "nolisteners");
 }

 // Tests closing the browser on a page with an unload listener registered.
 // Test marked as flaky in http://crbug.com/51698
 IN_PROC_BROWSER_TEST_F(UnloadTest, DISABLED_BrowserCloseUnload) {
   LoadUrlAndQuitBrowser(UNLOAD_HTML, "unload");
 }

 // Tests closing the browser with a beforeunload handler and clicking
 // OK in the beforeunload confirm dialog.
 IN_PROC_BROWSER_TEST_F(UnloadTest, BrowserCloseBeforeUnloadOK) {
   NavigateToDataURL(BEFORE_UNLOAD_HTML, "beforeunload");
   // Disable the hang monitor, otherwise there will be a race between the
   // beforeunload dialog and the beforeunload hang timer.
   browser()
       ->tab_strip_model()
       ->GetActiveWebContents()
       ->GetMainFrame()
       ->DisableBeforeUnloadHangMonitorForTesting();

   content::WindowedNotificationObserver window_observer(
         chrome::NOTIFICATION_BROWSER_CLOSED,
         content::NotificationService::AllSources());
   chrome::CloseWindow(browser());
   ClickModalDialogButton(true);
   window_observer.Wait();
 }

 // Tests closing the browser with a beforeunload handler and clicking
 // CANCEL in the beforeunload confirm dialog.
 // If this test flakes, reopen http://crbug.com/123110
 IN_PROC_BROWSER_TEST_F(UnloadTest, BrowserCloseBeforeUnloadCancel) {
   NavigateToDataURL(BEFORE_UNLOAD_HTML, "beforeunload");
   // Disable the hang monitor, otherwise there will be a race between the
   // beforeunload dialog and the beforeunload hang timer.
   browser()
       ->tab_strip_model()
       ->GetActiveWebContents()
       ->GetMainFrame()
       ->DisableBeforeUnloadHangMonitorForTesting();

   chrome::CloseWindow(browser());

   // We wait for the title to change after cancelling the closure of browser
   // window, to ensure that in-flight IPCs from the renderer reach the browser.
   // Otherwise the browser won't put up the beforeunload dialog because it's
   // waiting for an ack from the renderer.
   base::string16 expected_title = base::ASCIIToUTF16("cancelled");
   content::TitleWatcher title_watcher(
       browser()->tab_strip_model()->GetActiveWebContents(), expected_title);
   ClickModalDialogButton(false);
   ASSERT_EQ(expected_title, title_watcher.WaitAndGetTitle());

   // The test harness cannot close the window automatically, because it requires
   // confirmation. We close the window manually instead.
   content::WindowedNotificationObserver window_observer(
         chrome::NOTIFICATION_BROWSER_CLOSED,
         content::NotificationService::AllSources());
   chrome::CloseWindow(browser());
   ClickModalDialogButton(true);
   window_observer.Wait();
 }

 // Tests closing the browser by BrowserList::CloseAllBrowsersWithProfile,
 // on a page with no unload listeners registered.
 IN_PROC_BROWSER_TEST_F(UnloadTest, BrowserListCloseNoUnloadListeners) {
   NavigateToDataURL(NOLISTENERS_HTML, "nolisteners");

   content::WindowedNotificationObserver window_observer(
         chrome::NOTIFICATION_BROWSER_CLOSED,
         content::NotificationService::AllSources());
   UnloadResults unload_results;
   BrowserList::CloseAllBrowsersWithProfile(
       browser()->profile(),
       base::Bind(&UnloadResults::AddSuccess, base::Unretained(&unload_results)),
       base::Bind(&UnloadResults::AddAbort, base::Unretained(&unload_results)),
       false);
   window_observer.Wait();
   EXPECT_EQ(1, unload_results.get_successes());
   EXPECT_EQ(0, unload_results.get_aborts());
 }

 // Tests closing the browser by BrowserList::CloseAllBrowsersWithProfile, with a
 // beforeunload handler and clicking Leave in the beforeunload confirm dialog.
 IN_PROC_BROWSER_TEST_F(UnloadTest, BrowserListCloseBeforeUnloadOK) {
   NavigateToDataURL(BEFORE_UNLOAD_HTML, "beforeunload");
   // Disable the hang monitor, otherwise there will be a race between the
   // beforeunload dialog and the beforeunload hang timer.
   browser()
       ->tab_strip_model()
       ->GetActiveWebContents()
       ->GetMainFrame()
       ->DisableBeforeUnloadHangMonitorForTesting();

   content::WindowedNotificationObserver window_observer(
         chrome::NOTIFICATION_BROWSER_CLOSED,
         content::NotificationService::AllSources());
   UnloadResults unload_results;
   BrowserList::CloseAllBrowsersWithProfile(
       browser()->profile(),
       base::Bind(&UnloadResults::AddSuccess, base::Unretained(&unload_results)),
       base::Bind(&UnloadResults::AddAbort, base::Unretained(&unload_results)),
       false);
   ClickModalDialogButton(true);
   window_observer.Wait();
   EXPECT_EQ(1, unload_results.get_successes());
   EXPECT_EQ(0, unload_results.get_aborts());
 }

 // Tests closing the browser by BrowserList::CloseAllBrowsersWithProfile, with a
 // beforeunload handler and clicking Stay in the beforeunload confirm dialog.
 IN_PROC_BROWSER_TEST_F(UnloadTest, BrowserListCloseBeforeUnloadCancel) {
   NavigateToDataURL(BEFORE_UNLOAD_HTML, "beforeunload");
   // Disable the hang monitor, otherwise there will be a race between the
   // beforeunload dialog and the beforeunload hang timer.
   browser()
       ->tab_strip_model()
       ->GetActiveWebContents()
       ->GetMainFrame()
       ->DisableBeforeUnloadHangMonitorForTesting();

   UnloadResults unload_results;
   BrowserList::CloseAllBrowsersWithProfile(
       browser()->profile(),
       base::Bind(&UnloadResults::AddSuccess, base::Unretained(&unload_results)),
       base::Bind(&UnloadResults::AddAbort, base::Unretained(&unload_results)),
       false);

   // We wait for the title to change after cancelling the closure of browser
   // window, to ensure that in-flight IPCs from the renderer reach the browser.
   // Otherwise the browser won't put up the beforeunload dialog because it's
   // waiting for an ack from the renderer.
   base::string16 expected_title = base::ASCIIToUTF16("cancelled");
   content::TitleWatcher title_watcher(
       browser()->tab_strip_model()->GetActiveWebContents(), expected_title);
   ClickModalDialogButton(false);
   ASSERT_EQ(expected_title, title_watcher.WaitAndGetTitle());

   EXPECT_EQ(0, unload_results.get_successes());
   EXPECT_EQ(1, unload_results.get_aborts());

   // The test harness cannot close the window automatically, because it requires
   // confirmation. We close the window manually instead.
   content::WindowedNotificationObserver window_observer(
         chrome::NOTIFICATION_BROWSER_CLOSED,
         content::NotificationService::AllSources());
   chrome::CloseWindow(browser());
   ClickModalDialogButton(true);
   window_observer.Wait();
 }

 // Tests double calls to BrowserList::CloseAllBrowsersWithProfile, with a
 // beforeunload handler and clicking Leave in the beforeunload confirm dialog.
 IN_PROC_BROWSER_TEST_F(UnloadTest, BrowserListDoubleCloseBeforeUnloadOK) {
   NavigateToDataURL(BEFORE_UNLOAD_HTML, "beforeunload");
   // Disable the hang monitor, otherwise there will be a race between the
   // beforeunload dialog and the beforeunload hang timer.
   browser()
       ->tab_strip_model()
       ->GetActiveWebContents()
       ->GetMainFrame()
       ->DisableBeforeUnloadHangMonitorForTesting();

   content::WindowedNotificationObserver window_observer(
         chrome::NOTIFICATION_BROWSER_CLOSED,
         content::NotificationService::AllSources());
   UnloadResults unload_results;
   BrowserList::CloseAllBrowsersWithProfile(
       browser()->profile(),
       base::Bind(&UnloadResults::AddSuccess, base::Unretained(&unload_results)),
       base::Bind(&UnloadResults::AddAbort, base::Unretained(&unload_results)),
       false);
   BrowserList::CloseAllBrowsersWithProfile(
       browser()->profile(),
       base::Bind(&UnloadResults::AddSuccess, base::Unretained(&unload_results)),
       base::Bind(&UnloadResults::AddAbort, base::Unretained(&unload_results)),
       false);
   ClickModalDialogButton(true);
   window_observer.Wait();
   EXPECT_EQ(1, unload_results.get_successes());
   EXPECT_EQ(0, unload_results.get_aborts());
 }

 // Tests double calls to BrowserList::CloseAllBrowsersWithProfile, with a
 // beforeunload handler and clicking Stay in the beforeunload confirm dialog.
 IN_PROC_BROWSER_TEST_F(UnloadTest, BrowserListDoubleCloseBeforeUnloadCancel) {
   NavigateToDataURL(BEFORE_UNLOAD_HTML, "beforeunload");
   // Disable the hang monitor, otherwise there will be a race between the
   // beforeunload dialog and the beforeunload hang timer.
   browser()
       ->tab_strip_model()
       ->GetActiveWebContents()
       ->GetMainFrame()
       ->DisableBeforeUnloadHangMonitorForTesting();

   UnloadResults unload_results;
   BrowserList::CloseAllBrowsersWithProfile(
       browser()->profile(),
       base::Bind(&UnloadResults::AddSuccess, base::Unretained(&unload_results)),
       base::Bind(&UnloadResults::AddAbort, base::Unretained(&unload_results)),
       false);
   BrowserList::CloseAllBrowsersWithProfile(
       browser()->profile(),
       base::Bind(&UnloadResults::AddSuccess, base::Unretained(&unload_results)),
       base::Bind(&UnloadResults::AddAbort, base::Unretained(&unload_results)),
       false);

   // We wait for the title to change after cancelling the closure of browser
   // window, to ensure that in-flight IPCs from the renderer reach the browser.
   // Otherwise the browser won't put up the beforeunload dialog because it's
   // waiting for an ack from the renderer.
   base::string16 expected_title = base::ASCIIToUTF16("cancelled");
   content::TitleWatcher title_watcher(
       browser()->tab_strip_model()->GetActiveWebContents(), expected_title);
   ClickModalDialogButton(false);
   ASSERT_EQ(expected_title, title_watcher.WaitAndGetTitle());

   EXPECT_EQ(0, unload_results.get_successes());
   EXPECT_EQ(1, unload_results.get_aborts());

   // The test harness cannot close the window automatically, because it requires
   // confirmation. We close the window manually instead.
   content::WindowedNotificationObserver window_observer(
         chrome::NOTIFICATION_BROWSER_CLOSED,
         content::NotificationService::AllSources());
   chrome::CloseWindow(browser());
   ClickModalDialogButton(true);
   window_observer.Wait();
 }

 // Tests terminating the browser with a beforeunload handler.
 // Currently only ChromeOS shuts down gracefully.
 #if defined(OS_CHROMEOS)
 IN_PROC_BROWSER_TEST_F(UnloadTest, BrowserTerminateBeforeUnload) {
   NavigateToDataURL(BEFORE_UNLOAD_HTML, "beforeunload");
   EXPECT_EQ(kill(base::GetCurrentProcessHandle(), SIGTERM), 0);
 }
 #endif

 // Tests closing the browser and clicking OK in the beforeunload confirm dialog
 // if an inner frame has the focus.
 // If this flakes, use http://crbug.com/32615 and http://crbug.com/45675
 IN_PROC_BROWSER_TEST_F(UnloadTest, BrowserCloseWithInnerFocusedFrame) {
   NavigateToDataURL(INNER_FRAME_WITH_FOCUS_HTML, "innerframewithfocus");
   // Disable the hang monitor, otherwise there will be a race between the
   // beforeunload dialog and the beforeunload hang timer.
   browser()
       ->tab_strip_model()
       ->GetActiveWebContents()
       ->GetMainFrame()
       ->DisableBeforeUnloadHangMonitorForTesting();

   content::WindowedNotificationObserver window_observer(
         chrome::NOTIFICATION_BROWSER_CLOSED,
         content::NotificationService::AllSources());
   chrome::CloseWindow(browser());
   ClickModalDialogButton(true);
   window_observer.Wait();
 }

 // Tests closing the browser with a beforeunload handler that takes forever
 // by running an infinite loop.
 IN_PROC_BROWSER_TEST_F(UnloadTest, BrowserCloseInfiniteBeforeUnload) {
   LoadUrlAndQuitBrowser(INFINITE_BEFORE_UNLOAD_HTML,
                         "infinitebeforeunload");
 }

 // Tests closing the browser on a page with an unload listener registered where
 // the unload handler has an infinite loop.
 IN_PROC_BROWSER_TEST_F(UnloadTest, BrowserCloseInfiniteUnload) {
   // Tests makes no sense in single-process mode since the renderer is hung.
   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
           switches::kSingleProcess))
     return;

   LoadUrlAndQuitBrowser(INFINITE_UNLOAD_HTML, "infiniteunload");
 }

 // Tests closing the browser with a beforeunload handler that hangs.
 // If this flakes, use http://crbug.com/78803 and http://crbug.com/86469
 IN_PROC_BROWSER_TEST_F(UnloadTest, DISABLED_BrowserCloseInfiniteBeforeUnload) {
   // Tests makes no sense in single-process mode since the renderer is hung.
   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
           switches::kSingleProcess))
     return;

   LoadUrlAndQuitBrowser(INFINITE_BEFORE_UNLOAD_HTML, "infinitebeforeunload");
 }

 // Tests closing the browser on a page with an unload listener registered where
 // the unload handler has an infinite loop followed by an alert.
 // If this flakes, use http://crbug.com/86469
 IN_PROC_BROWSER_TEST_F(UnloadTest, BrowserCloseInfiniteUnloadAlert) {
   // Tests makes no sense in single-process mode since the renderer is hung.
   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
           switches::kSingleProcess))
     return;

   LoadUrlAndQuitBrowser(INFINITE_UNLOAD_ALERT_HTML, "infiniteunloadalert");
 }

 // Tests closing the browser with a beforeunload handler that hangs then
 // pops up an alert.
 // If this flakes, use http://crbug.com/78803 and http://crbug.com/86469.
 IN_PROC_BROWSER_TEST_F(UnloadTest,
                        DISABLED_BrowserCloseInfiniteBeforeUnloadAlert) {
   // Tests makes no sense in single-process mode since the renderer is hung.
   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
           switches::kSingleProcess))
     return;

   LoadUrlAndQuitBrowser(INFINITE_BEFORE_UNLOAD_ALERT_HTML,
                         "infinitebeforeunloadalert");
 }

 // Tests closing the browser on a page with an unload listener registered where
 // the unload handler has an 2 second long loop followed by an alert.
 IN_PROC_BROWSER_TEST_F(UnloadTest, BrowserCloseTwoSecondUnloadAlert) {
   LoadUrlAndQuitBrowser(TWO_SECOND_UNLOAD_ALERT_HTML, "twosecondunloadalert");
 }

 // Tests closing the browser with a beforeunload handler that takes
 // two seconds to run then pops up an alert.
 IN_PROC_BROWSER_TEST_F(UnloadTest, BrowserCloseTwoSecondBeforeUnloadAlert) {
   LoadUrlAndQuitBrowser(TWO_SECOND_BEFORE_UNLOAD_ALERT_HTML,
                         "twosecondbeforeunloadalert");
 }

 // Tests that if there's a renderer process with two tabs, one of which has an
 // unload handler, and the other doesn't, the tab that doesn't have an unload
 // handler can be closed.
 // If this flakes, see http://crbug.com/45162, http://crbug.com/45281 and
 // http://crbug.com/86769.
 IN_PROC_BROWSER_TEST_F(UnloadTest, BrowserCloseTabWhenOtherTabHasListener) {
   NavigateToDataURL(CLOSE_TAB_WHEN_OTHER_TAB_HAS_LISTENER, "only_one_unload");

   // Simulate a click to force user_gesture to true; if we don't, the resulting
   // popup will be constrained, which isn't what we want to test.

   content::WindowedNotificationObserver observer(
         chrome::NOTIFICATION_TAB_ADDED,
         content::NotificationService::AllSources());
   content::WindowedNotificationObserver load_stop_observer(
       content::NOTIFICATION_LOAD_STOP,
       content::NotificationService::AllSources());
   content::SimulateMouseClick(
       browser()->tab_strip_model()->GetActiveWebContents(), 0,
       blink::WebMouseEvent::Button::kLeft);
   observer.Wait();
   load_stop_observer.Wait();
   CheckTitle("popup");

   content::WebContentsDestroyedWatcher destroyed_watcher(
       browser()->tab_strip_model()->GetActiveWebContents());
   chrome::CloseTab(browser());
   destroyed_watcher.Wait();

   CheckTitle("only_one_unload");
 }

 IN_PROC_BROWSER_TEST_F(UnloadTest, BrowserListForceCloseNoUnloadListeners) {
   NavigateToDataURL(NOLISTENERS_HTML, "nolisteners");

   content::WindowedNotificationObserver window_observer(
       chrome::NOTIFICATION_BROWSER_CLOSED,
       content::NotificationService::AllSources());
   UnloadResults unload_results;
   BrowserList::CloseAllBrowsersWithProfile(
       browser()->profile(),
       base::Bind(&UnloadResults::AddSuccess, base::Unretained(&unload_results)),
       base::Bind(&UnloadResults::AddAbort, base::Unretained(&unload_results)),
       true);
   window_observer.Wait();
   EXPECT_EQ(1, unload_results.get_successes());
   EXPECT_EQ(0, unload_results.get_aborts());
 }

 IN_PROC_BROWSER_TEST_F(UnloadTest, BrowserListForceCloseWithBeforeUnload) {
   NavigateToDataURL(BEFORE_UNLOAD_HTML, "beforeunload");

   content::WindowedNotificationObserver window_observer(
       chrome::NOTIFICATION_BROWSER_CLOSED,
       content::NotificationService::AllSources());
   UnloadResults unload_results;
   BrowserList::CloseAllBrowsersWithProfile(
       browser()->profile(),
       base::Bind(&UnloadResults::AddSuccess, base::Unretained(&unload_results)),
       base::Bind(&UnloadResults::AddAbort, base::Unretained(&unload_results)),
       true);
   window_observer.Wait();
   EXPECT_EQ(1, unload_results.get_successes());
   EXPECT_EQ(0, unload_results.get_aborts());
 }

 IN_PROC_BROWSER_TEST_F(UnloadTest, BrowserListForceCloseAfterNormalClose) {
   NavigateToDataURL(BEFORE_UNLOAD_HTML, "beforeunload");

   content::WindowedNotificationObserver window_observer(
       chrome::NOTIFICATION_BROWSER_CLOSED,
       content::NotificationService::AllSources());
   UnloadResults unload_results;
   BrowserList::CloseAllBrowsersWithProfile(
       browser()->profile(),
       base::Bind(&UnloadResults::AddSuccess, base::Unretained(&unload_results)),
       base::Bind(&UnloadResults::AddAbort, base::Unretained(&unload_results)),
       false);
   BrowserList::CloseAllBrowsersWithProfile(
       browser()->profile(),
       base::Bind(&UnloadResults::AddSuccess, base::Unretained(&unload_results)),
       base::Bind(&UnloadResults::AddAbort, base::Unretained(&unload_results)),
       true);
   window_observer.Wait();
   EXPECT_EQ(1, unload_results.get_successes());
   EXPECT_EQ(0, unload_results.get_aborts());
 }

 class FastUnloadTest : public UnloadTest {
  public:
   void SetUpCommandLine(base::CommandLine* command_line) override {
     UnloadTest::SetUpCommandLine(command_line);
     command_line->AppendSwitch(switches::kEnableFastUnload);
   }

   void SetUpInProcessBrowserTestFixture() override {
     ASSERT_TRUE(embedded_test_server()->Start());
   }

   GURL GetUrl(const std::string& name) {
     return GURL(
         embedded_test_server()->GetURL("/fast_tab_close/" + name + ".html"));
   }

   void NavigateToPage(const char* name) {
     ui_test_utils::NavigateToURL(browser(), GetUrl(name));
     CheckTitle(name);
   }

   void NavigateToPageInNewTab(const char* name) {
     ui_test_utils::NavigateToURLWithDisposition(
         browser(), GetUrl(name), WindowOpenDisposition::NEW_FOREGROUND_TAB,
         ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
     CheckTitle(name);
   }

   std::string GetCookies(const char* name) {
     content::WebContents* contents =
         browser()->tab_strip_model()->GetActiveWebContents();
     return content::GetCookies(contents->GetBrowserContext(), GetUrl(name));
   }
 };

 class FastTabCloseTabStripModelObserver : public TabStripModelObserver {
  public:
   FastTabCloseTabStripModelObserver(TabStripModel* model,
                                     base::RunLoop* run_loop)
       : model_(model),
         run_loop_(run_loop) {
     model_->AddObserver(this);
   }

   ~FastTabCloseTabStripModelObserver() override {
     model_->RemoveObserver(this);
   }

   // TabStripModelObserver:
   void TabDetachedAt(content::WebContents* contents, int index) override {
     run_loop_->Quit();
   }

  private:
   TabStripModel* const model_;
   base::RunLoop* const run_loop_;
 };


 // Test that fast-tab-close works when closing a tab with an unload handler
 // (http://crbug.com/142458).
 // Flaky on Windows bots (http://crbug.com/267597).
 #if defined(OS_WIN)
 #define MAYBE_UnloadHidden \
     DISABLED_UnloadHidden
 #else
 #define MAYBE_UnloadHidden \
     UnloadHidden
 #endif
 IN_PROC_BROWSER_TEST_F(FastUnloadTest, MAYBE_UnloadHidden) {
   NavigateToPage("no_listeners");
   NavigateToPageInNewTab("unload_sets_cookie");
   EXPECT_EQ("", GetCookies("no_listeners"));

   content::WebContentsDestroyedWatcher destroyed_watcher(
       browser()->tab_strip_model()->GetActiveWebContents());

   {
     base::RunLoop run_loop;
     FastTabCloseTabStripModelObserver observer(
         browser()->tab_strip_model(), &run_loop);
     chrome::CloseTab(browser());
     run_loop.Run();
   }

   // Check that the browser only has the original tab.
   CheckTitle("no_listeners");
   EXPECT_EQ(1, browser()->tab_strip_model()->count());

   // Wait for the actual destruction.
   destroyed_watcher.Wait();

   // Verify that the destruction had the desired effect.
   EXPECT_EQ("unloaded=ohyeah", GetCookies("no_listeners"));
 }

 // Test that fast-tab-close does not break a solo tab.
 IN_PROC_BROWSER_TEST_F(FastUnloadTest, PRE_ClosingLastTabFinishesUnload) {
   // The unload handler sleeps before setting the cookie to catch cases when
   // unload handlers are not allowed to run to completion. (For example,
   // using the detached handler for the tab and then closing the browser.)
   NavigateToPage("unload_sleep_before_cookie");
   EXPECT_EQ(1, browser()->tab_strip_model()->count());
   EXPECT_EQ("", GetCookies("unload_sleep_before_cookie"));

   content::WindowedNotificationObserver window_observer(
       chrome::NOTIFICATION_BROWSER_CLOSED,
       content::NotificationService::AllSources());
   chrome::CloseTab(browser());
   window_observer.Wait();
 }

 // Fails on Mac, Linux, Win7 (http://crbug.com/301173).
 IN_PROC_BROWSER_TEST_F(FastUnloadTest, DISABLED_ClosingLastTabFinishesUnload) {
 #if defined(OS_WIN)
   // Flaky on Win7+ bots (http://crbug.com/267597).
   if (base::win::GetVersion() >= base::win::VERSION_WIN7)
     return;
 #endif
   // Check for cookie set in unload handler of PRE_ test.
   NavigateToPage("no_listeners");
   EXPECT_EQ("unloaded=ohyeah", GetCookies("no_listeners"));
 }

 // Test that fast-tab-close does not break window close.
 IN_PROC_BROWSER_TEST_F(FastUnloadTest, PRE_WindowCloseFinishesUnload) {
   NavigateToPage("no_listeners");

   // The unload handler sleeps before setting the cookie to catch cases when
   // unload handlers are not allowed to run to completion. Without the sleep,
   // the cookie can get set even if the browser does not wait for
   // the unload handler to finish.
   NavigateToPageInNewTab("unload_sleep_before_cookie");
   EXPECT_EQ(2, browser()->tab_strip_model()->count());
   EXPECT_EQ("", GetCookies("no_listeners"));

   content::WindowedNotificationObserver window_observer(
       chrome::NOTIFICATION_BROWSER_CLOSED,
       content::NotificationService::AllSources());
   chrome::CloseWindow(browser());
   window_observer.Wait();
 }

 // Flaky on Windows bots (http://crbug.com/279267) and fails on Mac / Linux bots
 // (http://crbug.com/301173).
 IN_PROC_BROWSER_TEST_F(FastUnloadTest, DISABLED_WindowCloseFinishesUnload) {
   // Check for cookie set in unload during PRE_ test.
   NavigateToPage("no_listeners");
   EXPECT_EQ("unloaded=ohyeah", GetCookies("no_listeners"));
 }

 // Test that a tab crash during unload does not break window close.
 //
 // Hits assertion on Linux and Mac:
 //     [FATAL:profile_destroyer.cc(46)] Check failed:
 //         hosts.empty() ||
 //         profile->IsOffTheRecord() ||
 //         content::RenderProcessHost::run_renderer_in_process().
 //     More details: The renderer process host matches the closed, crashed tab.
 //     The |UnloadController| receives |NOTIFICATION_WEB_CONTENTS_DISCONNECTED|
 //     and proceeds with the close.
 IN_PROC_BROWSER_TEST_F(FastUnloadTest, DISABLED_WindowCloseAfterUnloadCrash) {
   NavigateToPage("no_listeners");
   NavigateToPageInNewTab("unload_sets_cookie");
   content::WebContents* unload_contents =
       browser()->tab_strip_model()->GetActiveWebContents();
   EXPECT_EQ("", GetCookies("no_listeners"));

   {
     base::RunLoop run_loop;
     FastTabCloseTabStripModelObserver observer(
         browser()->tab_strip_model(), &run_loop);
     chrome::CloseTab(browser());
     run_loop.Run();
   }

   // Check that the browser only has the original tab.
   CheckTitle("no_listeners");
   EXPECT_EQ(1, browser()->tab_strip_model()->count());

   CrashTab(unload_contents);

   // Check that the browser only has the original tab.
   CheckTitle("no_listeners");
   EXPECT_EQ(1, browser()->tab_strip_model()->count());

   content::WindowedNotificationObserver window_observer(
       chrome::NOTIFICATION_BROWSER_CLOSED,
       content::NotificationService::AllSources());
   chrome::CloseWindow(browser());
   window_observer.Wait();
 }

 // Times out on Windows and Linux.
 #if defined(OS_WIN) || defined(OS_LINUX)
 #define MAYBE_WindowCloseAfterBeforeUnloadCrash \
     DISABLED_WindowCloseAfterBeforeUnloadCrash
 #else
 #define MAYBE_WindowCloseAfterBeforeUnloadCrash \
     WindowCloseAfterBeforeUnloadCrash
 #endif
 IN_PROC_BROWSER_TEST_F(FastUnloadTest,
                        MAYBE_WindowCloseAfterBeforeUnloadCrash) {
   // Tests makes no sense in single-process mode since the renderer is hung.
   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
           switches::kSingleProcess))
     return;

   NavigateToDataURL(BEFORE_UNLOAD_HTML, "beforeunload");
   content::WebContents* beforeunload_contents =
       browser()->tab_strip_model()->GetActiveWebContents();

   content::WindowedNotificationObserver window_observer(
         chrome::NOTIFICATION_BROWSER_CLOSED,
         content::NotificationService::AllSources());
   chrome::CloseWindow(browser());
   CrashTab(beforeunload_contents);
   window_observer.Wait();
 }

 IN_PROC_BROWSER_TEST_F(FastUnloadTest,
                        BrowserListForceCloseNoUnloadListenersWithFastUnload) {
   NavigateToDataURL(NOLISTENERS_HTML, "nolisteners");

   content::WindowedNotificationObserver window_observer(
       chrome::NOTIFICATION_BROWSER_CLOSED,
       content::NotificationService::AllSources());
   UnloadResults unload_results;
   BrowserList::CloseAllBrowsersWithProfile(
       browser()->profile(),
       base::Bind(&UnloadResults::AddSuccess, base::Unretained(&unload_results)),
       base::Bind(&UnloadResults::AddAbort, base::Unretained(&unload_results)),
       true);
   window_observer.Wait();
   EXPECT_EQ(1, unload_results.get_successes());
   EXPECT_EQ(0, unload_results.get_aborts());
 }

 IN_PROC_BROWSER_TEST_F(FastUnloadTest,
                        BrowserListForceCloseWithBeforeUnloadWithFastUnload) {
   NavigateToDataURL(BEFORE_UNLOAD_HTML, "beforeunload");

   content::WindowedNotificationObserver window_observer(
       chrome::NOTIFICATION_BROWSER_CLOSED,
       content::NotificationService::AllSources());
   UnloadResults unload_results;
   BrowserList::CloseAllBrowsersWithProfile(
       browser()->profile(),
       base::Bind(&UnloadResults::AddSuccess, base::Unretained(&unload_results)),
       base::Bind(&UnloadResults::AddAbort, base::Unretained(&unload_results)),
       true);
   window_observer.Wait();
   EXPECT_EQ(1, unload_results.get_successes());
   EXPECT_EQ(0, unload_results.get_aborts());
 }

 IN_PROC_BROWSER_TEST_F(FastUnloadTest,
                        BrowserListForceCloseAfterNormalCloseWithFastUnload) {
   NavigateToDataURL(BEFORE_UNLOAD_HTML, "beforeunload");

   content::WindowedNotificationObserver window_observer(
       chrome::NOTIFICATION_BROWSER_CLOSED,
       content::NotificationService::AllSources());
   UnloadResults unload_results;
   BrowserList::CloseAllBrowsersWithProfile(
       browser()->profile(),
       base::Bind(&UnloadResults::AddSuccess, base::Unretained(&unload_results)),
       base::Bind(&UnloadResults::AddAbort, base::Unretained(&unload_results)),
       false);
   BrowserList::CloseAllBrowsersWithProfile(
       browser()->profile(),
       base::Bind(&UnloadResults::AddSuccess, base::Unretained(&unload_results)),
       base::Bind(&UnloadResults::AddAbort, base::Unretained(&unload_results)),
       true);
   window_observer.Wait();
   EXPECT_EQ(1, unload_results.get_successes());
   EXPECT_EQ(0, unload_results.get_aborts());
 }

 // TODO(ojan): Add tests for unload/beforeunload that have multiple tabs
 // and multiple windows.