<html>
<head>
<script src="../../resources/js-test-pre.js"></script>
</head>
<body>
<div id="combobox1" role="combobox" aria-expanded="false" tabindex="0"></div>
<div id="combobox2" role="combobox" aria-expanded="true" tabindex="0"></div>
<div id="menu1" role="menu" aria-expanded="false" tabindex="0"></div>
<div id="menu2" role="menu" aria-expanded="true" tabindex="0"></div>
<p id="description"></p>
<div id="console"></div>
<script>
window.jsTestIsAsync = true;
description("This tests that changing the aria-expanded value results in a state-changed notification.");

if (window.testRunner && window.accessibilityController) {
    accessibilityController.addNotificationListener(function(element, notification, state) {
        if (notification != "AXExpandedChanged")
            return;
        debug(notification + " " + (state == "1") + " on " + element.stringAttributeValue("html-id"));
    });

    var element = document.getElementById("combobox1");
    element.focus();
    debug("Setting aria-expanded to true on combobox1.");
    element.setAttribute("aria-expanded", "true");

    element = document.getElementById("combobox2");
    element.focus();
    debug("Setting aria-expanded to false on combobox2.");
    element.setAttribute("aria-expanded", "false");

    var element = document.getElementById("menu1");
    element.focus();
    debug("Setting aria-expanded to true on menu1.");
    element.setAttribute("aria-expanded", "true");

    element = document.getElementById("menu2");
    element.focus();
    debug("Setting aria-expanded to false on menu2.");
    element.setAttribute("aria-expanded", "false");

    window.setTimeout(function() {
        accessibilityController.removeNotificationListener();
        finishJSTest();
    }, 0);
}
</script>
<script src="../../resources/js-test-post.js"></script>
</body>
</html>