Bug 625652 - 'test a11y tree on text data removal' mochitest, r=marcoz, a=test

accessible/tests/mochitest/treeupdate/test_textleaf.html

@@ -86,6 +86,46 @@
       }
     }
 
+    function removeTextData(aID)
+    {
+      this.containerNode = getNode(aID);
+      this.textNode = this.containerNode.firstChild;
+
+      this.eventSeq = [
+        new invokerChecker(EVENT_REORDER, this.containerNode)
+      ];
+
+      this.invoke = function removeTextData_invoke()
+      {
+        var tree = {
+          role: ROLE_SECTION,
+          children: [
+            {
+              role: ROLE_TEXT_LEAF,
+              name: "text"
+            }
+          ]
+        };
+        testAccessibleTree(this.containerNode, tree);
+
+        this.textNode.data = "";
+      }
+
+      this.finalCheck = function removeTextData_finalCheck()
+      {
+        var tree = {
+          role: ROLE_SECTION,
+          children: []
+        };
+        testAccessibleTree(this.containerNode, tree);
+      }
+
+      this.getID = function removeTextData_finalCheck()
+      {
+        return "remove text data of text node inside '" + aID + "'.";
+      }
+    }
+
     ////////////////////////////////////////////////////////////////////////////
     // Test
 
@@ -108,6 +148,9 @@
       // and adopts text leaf accessible, text leaf should have an action
       gQueue.push(new setOnClickNRoleAttrs("span"));
 
+      // text data removal of text node should remove its text accessible
+      gQueue.push(new removeTextData("container2"));
+
       gQueue.invoke(); // SimpleTest.finish() will be called in the end
     }
 
@@ -122,6 +165,11 @@
      href="https://bugzilla.mozilla.org/show_bug.cgi?id=545465">
     Mozilla Bug 545465
   </a>
+  <a target="_blank"
+     title="Make sure accessible tree is correct when rendered text is changed"
+     href="https://bugzilla.mozilla.org/show_bug.cgi?id=625652">
+    Mozilla Bug 625652
+  </a>
 
   <p id="display"></p>
   <div id="content" style="display: none"></div>
@@ -133,6 +181,8 @@
     <span id="span">span</span>
   </div>
 
+  <div id="container2">text</div>
+
   <div id="eventdump"></div>
 </body>
 </html>