UI test for browser termination with beforeunload handler.

chrome/test/ui/ui_test.h

 // 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.
 
 #ifndef CHROME_TEST_UI_UI_TEST_H_
 #define CHROME_TEST_UI_UI_TEST_H_
 #pragma once
 
 // This file provides a common base for running UI unit tests, which operate
 // the entire browser application in a separate process for holistic
@@ skipping 452 matching lines @@
 
   // Waits until the Find window has become fully visible (if |wait_for_open| is
   // true) or fully hidden (if |wait_for_open| is false). This function can time
   // out (return false) if the window doesn't appear within a specific time.
   bool WaitForFindWindowVisibilityChange(BrowserProxy* browser,
                                          bool wait_for_open);
 
   // Terminates the browser, simulates end of session.
   void TerminateBrowser();
 
+  // Verify that the browser exited cleanly.
+  void VerifyCleanExit();
+
   // Tells the browser to navigate to the given URL in the active tab
   // of the first app window.
   // Does not wait for the navigation to complete to return.
   // To avoid intermittent test failures, use NavigateToURL instead, if
   // possible.
   void NavigateToURLAsync(const GURL& url);
 
  private:
   // Waits for download shelf visibility or invisibility.
   bool WaitForDownloadShelfVisibilityChange(BrowserProxy* browser,
                                             bool wait_for_open);
 
   MessageLoop message_loop_;  // Enables PostTask to main thread.
 };
 
 // These exist only to support the gTest assertion macros, and
 // shouldn't be used in normal program code.
 #ifdef UNIT_TEST
 std::ostream& operator<<(std::ostream& out, const std::wstring& wstr);
 
 template<typename T>
 std::ostream& operator<<(std::ostream& out, const ::scoped_ptr<T>& ptr) {
   return out << ptr.get();
 }
 #endif  // UNIT_TEST
 
 #endif  // CHROME_TEST_UI_UI_TEST_H_