<html>
<head>
<script>
function runTests() {
    if (window.testRunner) {
        testRunner.dumpAsText();
        testRunner.dumpTitleChanges();
    }

    document.title = 'New non-empty title';
    document.title = '';
}
</script>
</head>
<body onload='runTests();'>
</body>
</html>