<!DOCTYPE html>
<html lang="en-US">
<head>
  <meta charset="UTF-8">
  <title>&lt;script&gt;-in-&lt;svg&gt; test</title>
  <script>
    if (window.testRunner)
        testRunner.dumpAsText();
  </script>
</head>
<body>
    <svg height="360" version="1.1" viewBox="0 0 360 360" width="360">
        <text id='t' x='100' y='100' fill='black' font-size='72'>FAIL</text>
        <script>
            var el = document.getElementById('t');
            var t = document.createTextNode('PASS');
            el.replaceChild(t, el.firstChild);
        </script>
    </svg>
    
    <p>Do you see "PASS" above? That means &lt;script&gt;-in-&lt;svg&gt;-in-HTML works OK.</p>
</body>
</html>