Complete live region support in ChromeVox Next.

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',
              '../../testing/assert_additions.js']);
 
 GEN_INCLUDE(['../../testing/mock_feedback.js']);
 
@@ skipping 214 matching lines @@
       <button id="go">Go</button>
       <script>
         document.getElementById('go').addEventListener('click', function() {
           document.getElementById('live').innerHTML = 'Hello, world';
         }, false);
       </script>
     */},
     function(rootNode) {
       var go = rootNode.find({ role: RoleType.button });
       mockFeedback.call(go.doDefault.bind(go))
-          .expectSpeech('Hello, world');
+          .expectCategoryFlush('Hello, world');
       mockFeedback.replay();
     });
 });
 
 TEST_F('BackgroundTest', 'LiveRegionRemoveElement', function() {
   var mockFeedback = this.createMockFeedback();
   this.runWithLoadedTree(
     function() {/*!
       <h1>Document with live region</h1>
       <p id="live" aria-live="polite" aria-relevant="removals">Hello, world</p>
       <button id="go">Go</button>
       <script>
         document.getElementById('go').addEventListener('click', function() {
           document.getElementById('live').innerHTML = '';
         }, false);
       </script>
     */},
     function(rootNode) {
       var go = rootNode.find({ role: RoleType.button });
       go.doDefault();
-      mockFeedback.expectSpeech('removed:')
-          .expectSpeech('Hello, world');
+      mockFeedback.expectCategoryFlush('removed:')
+          .expectQueue('Hello, world');
       mockFeedback.replay();
     });
 });
+
+TEST_F('BackgroundTest', 'LiveRegionChangeAtomic', function() {
+  var mockFeedback = this.createMockFeedback();
+  this.runWithLoadedTree(
+    function() {/*!
+      <div id="live" aria-live="polite" aria-atomic="true">
+        <div id="a"></div><div id="b">Bravo</div><div id="c"></div>
+      </div>
+      <button id="go">Go</button>
+      <script>
+        document.getElementById('go').addEventListener('click', function() {
+          document.getElementById('c').textContent = 'Charlie';
+          document.getElementById('a').textContent = 'Alpha';
+        }, false);
+      </script>
+    */},
+    function(rootNode) {
+      var go = rootNode.find({ role: RoleType.button });
+      mockFeedback.call(go.doDefault.bind(go))
+          .expectQueue('Alpha')
+          .expectQueue('Bravo')
+          .expectQueue('Charlie');
+      mockFeedback.replay();
+    });
+});
+
+TEST_F('BackgroundTest', 'LiveRegionChangeImageAlt', function() {
+  var mockFeedback = this.createMockFeedback();
+  this.runWithLoadedTree(
+    function() {/*!
+      <div id="live" aria-live="polite">
+        <img id="img" src="#" alt="Before">
+      </div>
+      <button id="go">Go</button>
+      <script>
+        document.getElementById('go').addEventListener('click', function() {
+          document.getElementById('img').setAttribute('alt', 'After');
+        }, false);
+      </script>
+    */},
+    function(rootNode) {
+      var go = rootNode.find({ role: RoleType.button });
+      mockFeedback.call(go.doDefault.bind(go))
+          .expectCategoryFlush('After')
+          .expectQueue('Image');
+      mockFeedback.replay();
+    });
+});
+
+TEST_F('BackgroundTest', 'LiveRegionThenFocus', function() {
+  var mockFeedback = this.createMockFeedback();
+  this.runWithLoadedTree(
+    function() {/*!
+      <div id="live" aria-live="polite"></div>
+      <button id="go">Go</button>
+      <button id="focus">Focus</button>
+      <script>
+        document.getElementById('go').addEventListener('click', function() {
+          document.getElementById('live').textContent = 'Live';
+          window.setTimeout(function() {
+            document.getElementById('focus').focus();
+          }, 50);
+        }, false);
+      </script>
+    */},
+    function(rootNode) {
+      var go = rootNode.find({ role: RoleType.button });
+      mockFeedback.call(go.doDefault.bind(go))
+          .expectCategoryFlush('Live')
+          .expectQueue('Focus');
+      mockFeedback.replay();
+    });
+});
+
+TEST_F('BackgroundTest', 'FocusThenLiveRegion', function() {
+  var mockFeedback = this.createMockFeedback();
+  this.runWithLoadedTree(
+    function() {/*!
+      <div id="live" aria-live="polite"></div>
+      <button id="go">Go</button>
+      <button id="focus">Focus</button>
+      <script>
+        document.getElementById('go').addEventListener('click', function() {
+          document.getElementById('focus').focus();
+          window.setTimeout(function() {
+            document.getElementById('live').textContent = 'Live';
+          }, 50);
+        }, false);
+      </script>
+    */},
+    function(rootNode) {
+      var go = rootNode.find({ role: RoleType.button });
+      mockFeedback.call(go.doDefault.bind(go))
+          .expectQueue('Focus')
+          .expectCategoryFlush('Live');
+      mockFeedback.replay();
+    });
+});
+
+TEST_F('BackgroundTest', 'LiveRegionCategoryFlush', function() {
+  var mockFeedback = this.createMockFeedback();
+  this.runWithLoadedTree(
+    function() {/*!
+      <div id="live1" aria-live="polite"></div>
+      <div id="live2" aria-live="polite"></div>
+      <button id="go">Go</button>
+      <button id="focus">Focus</button>
+      <script>
+        document.getElementById('go').addEventListener('click', function() {
+          document.getElementById('live1').textContent = 'Live1';
+          window.setTimeout(function() {
+            document.getElementById('live2').textContent = 'Live2';
+          }, 1000);
+        }, false);
+      </script>
+    */},
+    function(rootNode) {
+      var go = rootNode.find({ role: RoleType.button });
+      mockFeedback.call(go.doDefault.bind(go))
+          .expectCategoryFlush('Live1')
+          .expectCategoryFlush('Live2');
+      mockFeedback.replay();
+    });
+});
 
 TEST_F('BackgroundTest', 'InitialFocus', function() {
   var mockFeedback = this.createMockFeedback();
   this.runWithLoadedTree('<a href="a">a</a>',
     function(rootNode) {
       mockFeedback.expectSpeech('a')
           .expectSpeech('Link');
       mockFeedback.replay();
     });
 });
@@ skipping 232 matching lines @@
           .call(off)
           .call(focusThen.bind(this, rootNode.find({ role: 'link' }), on))
           .call(focusThen.bind(this, rootNode.find({ role: 'textField' })))
           .expectNextSpeechUtteranceIsNot('a')
           .expectSpeech('Edit text');
 
       mockFeedback.replay();
     }
   );
 });