MD Settings: Fix Reset profile dialog scenario that causes a crash.

chrome/test/data/webui/settings/reset_page_test.js

 // Copyright 2015 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.
 
 cr.define('settings_reset_page', function() {
   /** @enum {string} */
   var TestNames = {
     PowerwashDialogAction: 'PowerwashDialogAction',
     PowerwashDialogOpenClose: 'PowerwashDialogOpenClose',
     ResetBannerClose: 'ResetBannerClose',
@@ skipping 131 matching lines @@
        * @param {function(SettingsResetProfileDialogElemeent)}
        *     closeDialogFn A function to call for closing the dialog.
        * @return {!Promise}
        */
       function testOpenCloseResetProfileDialog(closeDialogFn) {
         resetPageBrowserProxy.resetResolver('onShowResetProfileDialog');
         resetPageBrowserProxy.resetResolver('onHideResetProfileDialog');
 
         // Open reset profile dialog.
         MockInteractions.tap(resetPage.$.resetProfile);
+        Polymer.dom.flush();
         var dialog = resetPage.$$('settings-reset-profile-dialog');
         assertTrue(!!dialog);
-        assertTrue(dialog.$.dialog.open);
         var onDialogClosed = new Promise(
             function(resolve, reject) {
               dialog.addEventListener('close', function() {
                 assertFalse(dialog.$.dialog.open);
                 resolve();
               });
             });
 
         return resetPageBrowserProxy.whenCalled(
               'onShowResetProfileDialog').then(function() {
+          assertTrue(dialog.$.dialog.open);
           closeDialogFn(dialog);
           return Promise.all([
             onDialogClosed,
             resetPageBrowserProxy.whenCalled('onHideResetProfileDialog'),
           ]);
         });
       }
 
       // Tests that the reset profile dialog opens and closes correctly and that
       // resetPageBrowserProxy calls are occurring as expected.
       test(TestNames.ResetProfileDialogOpenClose, function() {
         return testOpenCloseResetProfileDialog(function(dialog) {
           // Test case where the 'cancel' button is clicked.
           MockInteractions.tap(dialog.$.cancel);
         }).then(function() {
           return testOpenCloseResetProfileDialog(function(dialog) {
             // Test case where the 'close' button is clicked.
             MockInteractions.tap(dialog.$.dialog.getCloseButton());
           });
         });
       });
 
       // Tests that when user request to reset the profile the appropriate
       // message is sent to the browser.
       test(TestNames.ResetProfileDialogAction, function() {
         // Open reset profile dialog.
         MockInteractions.tap(resetPage.$.resetProfile);
+        Polymer.dom.flush();
         var dialog = resetPage.$$('settings-reset-profile-dialog');
         assertTrue(!!dialog);
 
         var showReportedSettingsLink = dialog.$$('.footer a');
         assertTrue(!!showReportedSettingsLink);
         MockInteractions.tap(showReportedSettingsLink);
 
         return resetPageBrowserProxy.whenCalled('showReportedSettings').then(
             function() {
               assertFalse(dialog.$.reset.disabled);
               assertFalse(dialog.$.resetSpinner.active);
               MockInteractions.tap(dialog.$.reset);
               assertTrue(dialog.$.reset.disabled);
+              assertTrue(dialog.$.cancel.disabled);
               assertTrue(dialog.$.resetSpinner.active);
               return resetPageBrowserProxy.whenCalled(
                   'performResetProfileSettings');
             });
       });
 
       if (cr.isChromeOS) {
         /**
          * @param {function(SettingsPowerwashDialogElemeent):!Element}
          *     closeButtonFn A function that returns the button to be used for
@@ skipping 48 matching lines @@
     });
   }
 
   return {
     registerTests: function() {
       registerBannerTests();
       registerDialogTests();
     },
   };
 });