Reland #4: Ensure WebView notifies desktop automation on creation,

chrome/browser/resources/chromeos/chromevox/cvox2/background/background_test.extjs

 // Copyright 2014 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 test fixture.
 GEN_INCLUDE(['../../testing/chromevox_next_e2e_test_base.js']);
 
 GEN_INCLUDE(['../../testing/mock_tts.js']);
 
 /**
@@ skipping 74 matching lines @@
 
   chrome.automation.getDesktop(function(root) {
     var testButton = findStatusTray(root);
     cvox.ChromeVox.tts.expectSpeech('Status tray', testDone);
     testButton.focus();
   });
 });
 
 /** Tests feedback once a page loads. */
 TEST_F('BackgroundTest', 'InitialFeedback', function() {
-  cvox.ChromeVox.tts.expectSpeech('start', function() {
-    global.backgroundObj.onGotCommand('nextLine');
-  }, true);
-  cvox.ChromeVox.tts.expectSpeech('end', testDone, true);
+  cvox.ChromeVox.tts.expectSpeech('start', testDone);
 
-  this.runWithDocument(function() {/*!
+  this.runWithTab(function() {/*!
     <p>start
     <p>end
-  */},
-  function() {});
+  */});
 });
 
 /** Tests consistency of navigating forward and backward. */
 TEST_F('BackgroundTest', 'ForwardBackwardNavigation', function() {
-  cvox.ChromeVox.tts.expectSpeech('start', null, true);
-  this.runWithDocument(this.linksAndHeadingsDoc, function() {
+  this.runWithLoadedTree(this.linksAndHeadingsDoc, function() {
       var doCmd = this.doCmd.bind(this);
       var expectAfter =
           cvox.ChromeVox.tts.expectSpeechAfter.bind(cvox.ChromeVox.tts);
 
       expectAfter('alpha', doCmd('nextLink'));
       expectAfter('beta', doCmd('nextLink'));
       expectAfter('delta', doCmd('nextLink'));
       expectAfter('beta', doCmd('previousLink'));
 
       expectAfter('charlie', doCmd('nextHeading'));
       expectAfter('foxtraut', doCmd('nextHeading'));
       expectAfter('charlie', doCmd('previousHeading'));
 
       expectAfter('delta', doCmd('nextElement'));
       expectAfter('echo', doCmd('nextElement'));
       expectAfter('foxtraut', doCmd('nextElement'));
       expectAfter('end', doCmd('nextElement'));
       expectAfter('foxtraut', doCmd('previousElement'));
       expectAfter('end of test', doCmd('nextLine'));
 
       expectAfter('start', doCmd('goToBeginning'));
       expectAfter('of test', doCmd('goToEnd'));
 
       cvox.ChromeVox.tts.finishExpectations();
     }.bind(this)
   );
 });
 
 TEST_F('BackgroundTest', 'CaretNavigation', function() {
-  cvox.ChromeVox.tts.expectSpeech('start', null, true);
-  this.runWithDocument(this.linksAndHeadingsDoc, function() {
+  this.runWithLoadedTree(this.linksAndHeadingsDoc, function() {
       var doCmd = this.doCmd.bind(this);
       var expectAfter =
           cvox.ChromeVox.tts.expectSpeechAfter.bind(cvox.ChromeVox.tts);
 
       expectAfter('t', doCmd('nextCharacter'), true);
       expectAfter('a', doCmd('nextCharacter'), true);
       expectAfter('Link alpha', doCmd('nextWord'), true);
       expectAfter('Link beta', doCmd('nextWord'), true);
       expectAfter('Heading charlie', doCmd('nextWord'), true);
       expectAfter('Link delta', doCmd('nextLine'), true);
       expectAfter('Link echo', doCmd('nextLine'), true);
       expectAfter('Heading foxtraut', doCmd('nextLine'), true);
       expectAfter(
           'end of test', doCmd('nextLine'), true);
       expectAfter('n', doCmd('nextCharacter'), true);
       expectAfter('e', doCmd('previousCharacter'), true);
       expectAfter('Heading t', doCmd('previousCharacter'), true);
       expectAfter('foxtraut', doCmd('previousWord'), true);
       expectAfter('Link echo', doCmd('previousWord'), true);
       expectAfter('Link a', doCmd('previousCharacter'), true);
       expectAfter('t', doCmd('previousCharacter'), true);
       expectAfter('Link echo', doCmd('nextWord'), true);
 
       cvox.ChromeVox.tts.finishExpectations();
   }.bind(this));
 });
 
 // Flaky: http://crbug.com/451362
 TEST_F('BackgroundTest', 'DISABLED_SelectSingleBasic', function() {
-  this.runWithDocument(this.formsDoc, function(tabId) {
+  this.runWithLoadedTree(this.formsDoc, function(tabId) {
     var sendDownToSelect =
         this.sendKeyToElement.bind(this, tabId, 'Down', '#fruitSelect');
     var expect = cvox.ChromeVox.tts.expectSpeech.bind(cvox.ChromeVox.tts);
     expect('apple Menu item  1 of 3 ', sendDownToSelect, true);
     expect('grape  2 of 3 ', sendDownToSelect, true);
     expect('banana  3 of 3 ', testDone, true);
     cvox.ChromeVox.tts.finishExpectations();
   }.bind(this));
 });
 
 TEST_F('BackgroundTest', 'ContinuousRead', function() {
-  cvox.ChromeVox.tts.expectSpeech('start', null, true);
-  this.runWithDocument(this.linksAndHeadingsDoc, function() {
+  this.runWithLoadedTree(this.linksAndHeadingsDoc, function() {
     var doCmd = this.doCmd.bind(this);
     var expect =
         cvox.ChromeVox.tts.expectSpeechAfter.bind(cvox.ChromeVox.tts);
     var sendEndEvent = function() {
         window.setTimeout(function() {
           this.sendEndEvent();
       }.bind(this), 0);
     }.bind(cvox.ChromeVox.tts);
 
     expect('start', doCmd('continuousRead'));
     expect('alpha Link', sendEndEvent);
     expect('beta Link', sendEndEvent);
     expect('Heading charlie', sendEndEvent);
     cvox.ChromeVox.tts.finishExpectations();
   }.bind(this));
 });