<!DOCTYPE HTML>
<html>
<head>
<title>Web Storage</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
function fail(msg) {
t.step(function() {
assert_notreached(msg);
});
t.done();
}
</script>
</head>
<body>
<h1>event_session_oldValue</h1>
<div id="log"></div>
<script>
test(function() {
sessionStorage.clear();
var t = async_test("oldvalue property test of session event");
var expected = [null, 'user1', null]
function onStorageEvent(event) {
t.step(function() {
assert_equals(event.oldValue, expected.shift());
});
if (!expected.length) {
t.done();
}
}
window.addEventListener('storage', onStorageEvent, false);
var el = document.createElement("iframe");
el.setAttribute('id', 'ifrm');
el.setAttribute('src', 'iframe/session_change_item_iframe.html');
document.body.appendChild(el);
});
</script>
</body>
</html>