<!doctype html>
<meta charset=utf-8>
<title>Non-HTML document tests</title>
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<script>

test(function() {
  let xmldoc =
    document.implementation.createDocument("http://www.w3.org/1999/xlink",
                                           "html", null);
  for (let f of [
         () => xmldoc.execCommand("bold"),
         () => xmldoc.queryCommandEnabled("bold"),
         () => xmldoc.queryCommandIndeterm("bo