| <!doctype html> |
| <title>CSS Test: @namespace in CSSOM is not severely broken</title> |
| <link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io"> |
| <link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1464865"> |
| <link rel="help" href="https://drafts.csswg.org/cssom/#insert-a-css-rule"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <style id="s"> |
| div { color: green } |
| </style> |
| <div>Should be green</div> |
| <script> |
| test(function() { |
| assert_throws_dom("InvalidStateError", function() { |
| s.sheet.insertRule('@namespace myhtml url("http://www.w3.org/1999/xhtml")', 0); |
| }); |
| assert_equals(s.sheet.cssRules.length, 1, "Shouldn't have been inserted"); |
| assert_throws_dom("SyntaxError", function() { |
| s.sheet.insertRule("myhtml|div { color: red !important }", 0); |
| }); |
| assert_equals(s.sheet.cssRules.length, 1); |
| assert_equals( |
| getComputedStyle(document.querySelector("div")).color, |
| "rgb(0, 128, 0)", |
| "Namespace shouldn't be registered" |
| ); |
| }); |
| </script> |
| |
