Complete live region support in ChromeVox Next.

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

Index: chrome/browser/resources/chromeos/chromevox/cvox2/background/background_test.extjs
diff --git a/chrome/browser/resources/chromeos/chromevox/cvox2/background/background_test.extjs b/chrome/browser/resources/chromeos/chromevox/cvox2/background/background_test.extjs
index fbeb83669429a31d29de999f21ed36af7787b403..c443c93e63a589398195d81042ff00ae86eb53bc 100644
--- a/chrome/browser/resources/chromeos/chromevox/cvox2/background/background_test.extjs
+++ b/chrome/browser/resources/chromeos/chromevox/cvox2/background/background_test.extjs
@@ -232,7 +232,7 @@ TEST_F('BackgroundTest', 'LiveRegionAddElement', function() {
     function(rootNode) {
       var go = rootNode.find({ role: RoleType.button });
       mockFeedback.call(go.doDefault.bind(go))
-          .expectSpeech('Hello, world');
+          .expectCategoryFlush('Hello, world');
       mockFeedback.replay();
     });
 });
@@ -253,8 +253,132 @@ TEST_F('BackgroundTest', 'LiveRegionRemoveElement', function() {
     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();
     });
 });