mapped-attribute-adopt-001.html (938B)
1 <!doctype html> 2 <title>Adoption doesn't mess with mapped attributes</title> 3 <link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io"> 4 <link rel="author" title="Mozilla" href="https://mozilla.org"> 5 <link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1636516"> 6 <script src="/resources/testharness.js"></script> 7 <script src="/resources/testharnessreport.js"></script> 8 <div hidden="unlikely">Should be hidden</div> 9 <script> 10 test(function() { 11 var tmpl = document.createElement("template"); 12 var fragment = tmpl.content; 13 var newEl = document.createElement("div"); 14 newEl.setAttribute("hidden", "unlikely"); 15 fragment.append(newEl); 16 document.adoptNode(newEl); 17 assert_equals( 18 getComputedStyle(document.querySelector("div")).display, 19 "none", 20 "hidden attribute should have an effect" 21 ); 22 }, "Adoption of an unrelated node shouldn't prevent mapped attributes from applying"); 23 </script>