chromium/third_party/blink/web_tests/fast/dom/createDocument.html

<html>
<head>
<script>
function debug(str) {
    pre = document.getElementById('console');
    txt = document.createTextNode(str)
    pre.appendChild(txt)
}
function runTests() {
    if (window.testRunner)
        testRunner.dumpAsText();

    var xhtmlURI = 'http://www.w3.org/1999/xhtml'
    var doc = document.implementation.createDocument(xhtmlURI, 'html', null)
    
    if (!doc.documentElement) {
        debug('FAILURE: document has no document element')
        return;
    }
    
    if (doc.documentElement.nodeName != 'html') {
        debug('FAILURE: document element has wrong name')
        return;
    }
    
    if (doc.documentElement.namespaceURI != xhtmlURI) {
        debug('FAILURE: document element has wrong namespace URI')
        return;
    }
    
    debug('SUCCESS!')
}

</script>
</head>
<body onload="runTests();">
This tests that a document created by createDocument has a document element, and that the document element has the correct name and namespace URI. If the test is successful, 'SUCCESS' will be displayed below, otherwise 'FAILURE' and a reason will be displayed.
<pre id="console">
</pre>
</body>
</html>