UI test for browser termination with beforeunload handler.

chrome/browser/unload_uitest.cc

 // Copyright (c) 2011 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.
 
 #include "base/file_util.h"
 #include "base/test/test_timeouts.h"
 #include "chrome/browser/ui/view_ids.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/test/automation/automation_proxy.h"
 #include "chrome/test/automation/browser_proxy.h"
@@ skipping 297 matching lines @@
 
   CloseBrowserAsync(browser.get());
   ClickModalDialogButton(ui::MessageBoxFlags::DIALOGBUTTON_OK);
 
   int exit_code = -1;
   ASSERT_TRUE(launcher_->WaitForBrowserProcessToQuit(
                   TestTimeouts::action_max_timeout_ms(), &exit_code));
   EXPECT_EQ(0, exit_code);  // Expect a clean shutdown.
 }
 
+// Tests terminating the browser with a beforeunload handler.
+// Currently only ChromeOS shuts down gracefully.
+#if defined(OS_CHROMEOS)
+TEST_F(UnloadTest, BrowserTerminateBeforeUnload) {
+  scoped_refptr<BrowserProxy> browser(automation()->GetBrowserWindow(0));
+  ASSERT_TRUE(browser.get());
+  NavigateToDataURL(BEFORE_UNLOAD_HTML, L"beforeunload");
+  TerminateBrowser();
+  VerifyCleanExit();
+}
+#endif
+
 #if defined(OS_LINUX)
 // Fails sometimes on Linux valgrind. http://crbug.com/45675
 #define MAYBE_BrowserCloseWithInnerFocusedFrame \
     FLAKY_BrowserCloseWithInnerFocusedFrame
 #else
 #define MAYBE_BrowserCloseWithInnerFocusedFrame \
     BrowserCloseWithInnerFocusedFrame
 #endif
 
 // Tests closing the browser and clicking OK in the beforeunload confirm dialog
@@ skipping 137 matching lines @@
   ASSERT_TRUE(browser->WaitForTabCountToBecome(1));
   scoped_refptr<TabProxy> main_tab(browser->GetActiveTab());
   ASSERT_TRUE(main_tab.get());
   std::wstring main_title;
   EXPECT_TRUE(main_tab->GetTabTitle(&main_title));
   EXPECT_EQ(std::wstring(L"only_one_unload"), main_title);
 }
 
 // TODO(ojan): Add tests for unload/beforeunload that have multiple tabs
 // and multiple windows.