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20 lines
813 B
HTML
20 lines
813 B
HTML
<!doctype html>
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<title>Support for the :user-invalid pseudo-class</title>
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<link rel="help" href="https://drafts.csswg.org/selectors/#user-pseudos">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<input>
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<script>
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test(() => {
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const input = document.querySelector('input');
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// The selector can't match because no interaction has happened.
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assert_false(input.matches(':user-invalid'));
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}, ':user-invalid selector should be supported');
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// historical: https://github.com/w3c/csswg-drafts/issues/1329
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test(() => {
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const input = document.querySelector('input');
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// matches() will throw if the selector isn't suppported
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assert_throws("SyntaxError", () => input.matches(':user-error'));
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}, ':user-error selector should not be supported');
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</script>
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