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Test Info: Warnings

<!doctype html>
<meta charset="utf-8">
<title>CSSKeywordValue Error Handling</title>
<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>