heading-obsolete-attributes-01.html

<!DOCTYPE html>
<title>HTMLHeadingElement: obsolete attribute reflecting</title>
<link rel="author" title="Ms2ger" href="mailto:[email protected]">
<link rel="help" href="https://html.spec.whatwg.org/multipage/#dom-hx-align">
<link rel="help" href="https://webidl.spec.whatwg.org/#es-DOMString">
<link rel="help" href="http://www.ecma-international.org/publications/files/ECMA-ST/ECMA-262.pdf#page=57">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div id="log"></div>
<script>
test(function() {
  var el = document.createElement("h7");
  el.align = "left";
  assert_equals(el.align, "left");
  assert_false(el.hasAttribute("align"));
  assert_equals(el.getAttribute("align"), null);
}, "IDL attributes for HTMLHeadingElement should not apply to h7.")
</script>

chromium/third_party/blink/web_tests/external/wpt/html/obsolete/requirements-for-implementations/other-elements-attributes-and-apis/heading-obsolete-attributes-01.html