One AXObjectCache per frame

chrome/test/data/extensions/api_test/automation/tests/tabs/events.js

 // 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.
 
 var allTests = [
   function testEventListenerTarget() {
     var cancelButton = rootNode.firstChild.children[2];
     assertEq('Cancel', cancelButton.name);
     cancelButton.addEventListener(EventType.focus,
                                   function onFocusTarget(event) {
       window.setTimeout(function() {
         cancelButton.removeEventListener(EventType.focus, onFocusTarget);
         chrome.test.succeed();
       }, 0);
     });
     cancelButton.focus();
   },
   function testEventListenerBubble() {
     var cancelButton = rootNode.firstChild.children[2];
     assertEq('Cancel', cancelButton.name);
     var cancelButtonGotEvent = false;
     cancelButton.addEventListener(EventType.focus,
                                   function onFocusBubble(event) {
       cancelButtonGotEvent = true;
       cancelButton.removeEventListener(EventType.focus, onFocusBubble);
     });
     rootNode.addEventListener(EventType.focus,
-                               function onFocusBubbleRoot(event) {
-      assertEq('focus', event.type);
-      assertEq(cancelButton, event.target);
-      assertTrue(cancelButtonGotEvent);
-      rootNode.removeEventListener(EventType.focus, onFocusBubbleRoot);
-      chrome.test.succeed();
+                              function onFocusBubbleRoot(event) {
+      if (cancelButtonGotEvent) {
+        assertEq('focus', event.type);
+        assertEq(cancelButton, event.target);
+        rootNode.removeEventListener(EventType.focus, onFocusBubbleRoot);
+        chrome.test.succeed();
+      }
     });
     cancelButton.focus();
   },
   function testStopPropagation() {
     var cancelButton = rootNode.firstChild.children[2];
     assertEq('Cancel', cancelButton.name);
     function onFocusStopPropRoot(event) {
-      rootNode.removeEventListener(EventType.focus, onFocusStopPropRoot);
-      chrome.test.fail("Focus event was propagated to root");
+      if (event.target == cancelButton) {
+        rootNode.removeEventListener(EventType.focus, onFocusStopPropRoot);
+        chrome.test.fail("Focus event was propagated to root");
+      }
     };
     cancelButton.addEventListener(EventType.focus,
                                   function onFocusStopProp(event) {
       cancelButton.removeEventListener(EventType.focus, onFocusStopProp);
       event.stopPropagation();
       window.setTimeout((function() {
         rootNode.removeEventListener(EventType.focus, onFocusStopPropRoot);
         chrome.test.succeed();
       }).bind(this), 0);
     });
     rootNode.addEventListener(EventType.focus, onFocusStopPropRoot);
     cancelButton.focus();
   },
   function testEventListenerCapture() {
     var cancelButton = rootNode.firstChild.children[2];
     assertEq('Cancel', cancelButton.name);
     var cancelButtonGotEvent = false;
     function onFocusCapture(event) {
       cancelButtonGotEvent = true;
       cancelButton.removeEventListener(EventType.focus, onFocusCapture);
       chrome.test.fail("Focus event was not captured by root");
     };
     cancelButton.addEventListener(EventType.focus, onFocusCapture);
     rootNode.addEventListener(EventType.focus,
                                function onFocusCaptureRoot(event) {
-      assertEq('focus', event.type);
-      assertEq(cancelButton, event.target);
-      assertFalse(cancelButtonGotEvent);
-      event.stopPropagation();
-      rootNode.removeEventListener(EventType.focus, onFocusCaptureRoot);
-      rootNode.removeEventListener(EventType.focus, onFocusCapture);
-      window.setTimeout(chrome.test.succeed.bind(this), 0);
+      if (event.target == cancelButton) {
+        assertEq('focus', event.type);
+        assertFalse(cancelButtonGotEvent);
+        event.stopPropagation();
+        rootNode.removeEventListener(EventType.focus, onFocusCaptureRoot);
+        rootNode.removeEventListener(EventType.focus, onFocusCapture);
+        window.setTimeout(chrome.test.succeed.bind(this), 0);
+      }
     }, true);
     cancelButton.focus();
   }
 ];
 
 setUpAndRunTests(allTests)