<svg xmlns="http://www.w3.org/2000/svg">
    <script>
        if (window.testRunner)
           testRunner.dumpAsText();
        var tagName = document.documentElement.tagName;
        alert(tagName == "svg" ? "PASS: File parsed as SVG" : "FAIL: document.documentElement.tagName was '" + tagName + "', expected 'svg'");
    </script>
</svg>