chromium/third_party/blink/web_tests/external/wpt/custom-elements/reactions/customized-builtins/HTMLFieldSetElement.html

<!DOCTYPE html>
<title>Custom Elements: CEReactions on HTMLFieldSetElement interface</title>
<link rel="author" title="Intel" href="http://www.intel.com">
<meta name="assert" content="disabled, name of
  HTMLFieldSetElement interface must have CEReactions">
<meta name="help" content="https://html.spec.whatwg.org/#the-fieldset-element">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="../../resources/custom-elements-helpers.js"></script>
<script src="../resources/reactions.js"></script>

<body>
<script>

function getParentElement() {
  let form = document.createElement("form");
  document.body.appendChild(form);
  return form;
}

testReflectBooleanAttributeWithParentNode(
  'disabled', 'disabled', 'disabled on HTMLFieldSetElement',
  'fieldset', getParentElement, HTMLFieldSetElement
);
testReflectAttributeWithParentNode(
  'name', 'name', 'fieldset1',
  'fieldset2', 'name on HTMLFieldSetElement', 'fieldset',
  getParentElement, HTMLFieldSetElement
);

</script>
</body>