<!DOCTYPE HTML PUBLIC>
<html>
<head>
<script src="../../resources/js-test.js"></script>
</head>
<body>

<div id="content">
<input type="text" role="combobox" id="combo" aria-owns="list">
<ul id="list" role="listbox">
<li tabindex="0" role="option" id="item1">item1</li>
</ul>
</div>

<p id="description"></p>
<div id="console"></div>

<script>
    description("This test makes sure that an ARIA active descendant change does not change focus, because focus should remain in the textfield portion of the combo box.");

    if (window.testRunner && window.accessibilityController) {
        jsTestIsAsync = true;

        document.getElementById("combo").focus();
        var combo = accessibilityController.accessibleElementById("combo");
        debug("The ComboBox should start out as the focused element.");
        shouldBeTrue("combo.isEqual(accessibilityController.focusedElement)");

        // When the active descendant changes, we should receive a selected children changed notification.
        var list = accessibilityController.accessibleElementById("list");
        list.addNotificationListener(function(notification) {
            debug("Received notification: " + notification);
            if (notification == "AXSelectedChildrenChanged") {
                list.removeNotificationListener();
                document.getElementById("content").style.visibility = 'hidden';
                finishJSTest();
            }
        });

        // After the descendant changes, the combo box should still be the focused object.
        document.getElementById("combo").setAttribute("aria-activedescendant", "item1");
        debug("\nThe ComboBox should still be the focused element even after the aria-activedescendant was changed.");
        shouldBeTrue("combo.isEqual(accessibilityController.focusedElement)");
    }

</script>
</body>
</html>