<svg version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
    <script>
        if (window.testRunner)
            testRunner.dumpAsText();
    </script>
    <font-face id="font">
        <font-face-src>
            <foreignObject/>
        </font-face-src>
    </font-face>
    <use xlink:href="#font" />
    <text x="20" y="20" fill="green">PASS: Invalid font face did not crash.</text>
</svg>