<svg xmlns="http://www.w3.org/2000/svg">
    <g font-face="sans-serif" font-size="3em">
        <text id="text" x="20" y="50" textLength="600" lengthAdjust="spacing">
            Passes if it does not crash.
            <set attributeName="lengthAdjust" to="spacing"/>
        </text>
        <use href="#text" y="80"/>
    </g>
    <script>
        if (window.testRunner)
            testRunner.dumpAsText();
    </script>
</svg>