xmlhttprequest-responseXML-xml-document-responsetype.html

<!DOCTYPE html>
<html>
<head>
    <script src="../../resources/js-test.js"></script>
    <script>
        description('This tests the XMLHttpRequest responseXML loading an XML document with responseType "document".');

        window.jsTestIsAsync = true;
        var xhr = new XMLHttpRequest(),
            url = 'resources/xmlhttprequest-get-data.xml',
            id3;
        xhr.onload = function() {
            shouldBeNonNull('xhr.responseXML');
            shouldBeTrue('xhr.responseXML instanceof Document');

            id3 = xhr.responseXML.getElementById('id3');
            shouldBeNonNull('id3');
            shouldBeEqualToString('id3.textContent', 'Three');

            finishJSTest();
        };
        xhr.onerror = function() {
            testFailed('The XHR request to an existing resource failed: "' + url + '"');
            finishJSTest();
        };
        xhr.open('GET', url);
        xhr.responseType = 'document';
        xhr.send(null);
    </script>
</head>
<body>
    <div id="description"></div>
    <div id="console"></div>
</body>
</html>

chromium/third_party/blink/web_tests/fast/xmlhttprequest/xmlhttprequest-responseXML-xml-document-responsetype.html