cssimportrule-sheet-identity.html (1072B)
1 <!doctype html> 2 <title>CSSImportRule has different sheets even if referencing the same URL</title> 3 <link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io"> 4 <script src="/resources/testharness.js"></script> 5 <script src="/resources/testharnessreport.js"></script> 6 <link rel="help" href="https://drafts.csswg.org/cssom/#the-cssimportrule-interface"> 7 <link rel="stylesheet" href="support/import-rule.css"> 8 <link rel="stylesheet" href="support/import-rule.css"> 9 <script> 10 let t = async_test("CSSImportRule has different sheets even if referencing the same URL"); 11 window.onload = t.step_func_done(function() { 12 let sheet1 = document.styleSheets[0]; 13 let sheet2 = document.styleSheets[1]; 14 15 assert_not_equals(sheet1, sheet2); 16 17 let childSheet1 = sheet1.cssRules[0].styleSheet; 18 let childSheet2 = sheet2.cssRules[0].styleSheet; 19 20 assert_not_equals(childSheet1, null); 21 assert_not_equals(childSheet2, null); 22 assert_not_equals(childSheet1, childSheet2, "@import pointing to the same URL shouldn't point to the same StyleSheet object"); 23 }); 24 </script>