chromium/third_party/blink/web_tests/external/wpt/css/css-typed-om/stylevalue-subclasses/cssKeywordValue-invalid.html

<!doctype html>
<meta charset="utf-8">
<title>CSSKeywordValue Error Handling</title>
<link rel="help" href="https://drafts.css-houdini.org/css-typed-om-1/#csskeywordvalue">
<meta name="assert" content="Test CSSKeywordValue constructor and attributes error handling" />
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<body>
<div id="log">
<script>
'use strict';

test(() => {
  assert_throws_js(TypeError, () => new CSSKeywordValue(''));
}, 'Constructing CSSKeywordValue with an empty string throws a TypeError');

</script>