| <!doctype html> |
| <title>CSS Test: 'x-' prefixed pseudo-elements don't parse correctly</title> |
| <link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io"> |
| <link rel="author" title="Mozilla" href="https://www.mozilla.org"> |
| <link rel="help" href="https://drafts.csswg.org/selectors-4/#pseudo-elements"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <style> |
| p { |
| color: green; |
| } |
| ::x-something-nobody-would-think-of, p { |
| color: red; |
| } |
| </style> |
| <p>Should be green |
| <script> |
| test(function() { |
| let p = document.querySelector('p'); |
| assert_equals(getComputedStyle(p).color, "rgb(0, 128, 0)"); |
| }, "x-prefixed pseudo-elements should make the whole rule invalid") |
| </script> |
