the-anchor-attribute-xml.tentative.html

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This test has a WPT meta file that expects 1 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /html/dom/elements/global-attributes/the-anchor-attribute-xml.tentative.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<link rel=author href="mailto:jarhar@chromium.org">

<link rel="help" href="https://github.com/whatwg/html/pull/9144">

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<body>

<script>

test(() => {

  const xmlDoc = document.implementation.createDocument(null, 'root', null);

  assert_equals(xmlDoc.contentType, 'application/xml');

  const innerDoc = xmlDoc.documentElement;

  const html = '<div id="target">target</div><div anchor="target">anchored</div>';

  innerDoc.innerHTML = html;

  assert_equals(innerDoc.innerHTML, html);

  const target = innerDoc.children[0];

  const anchored = innerDoc.children[1];

  assert_equals(anchored.anchorElement, target, 'Setting the anchor attribute in XML should work.');

  anchored.anchorElement = target;

  assert_equals(anchored.anchorElement, target, 'Setting element.anchorElement in an XML document should work.');

});

</script>