will-change-inherit-dynamic.html (1026B)
1 <!doctype html> 2 <meta charset="utf-8"> 3 <title>CSS Test: will-change: style changes are properly propagated to children if needed</title> 4 <link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io"> 5 <link rel="author" title="Mozilla" href="https://mozilla.org"> 6 <link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1499991"> 7 <link rel="help" href="https://drafts.csswg.org/css-will-change/#will-change"> 8 <script src="/resources/testharness.js"></script> 9 <script src="/resources/testharnessreport.js"></script> 10 <div id="outer"> 11 <div id="inner" style="will-change: inherit"></div> 12 </div> 13 <script> 14 test(function() { 15 assert_equals(getComputedStyle(outer).willChange, "auto"); 16 assert_equals(getComputedStyle(inner).willChange, "auto"); 17 outer.style.willChange = "color"; 18 assert_equals(getComputedStyle(outer).willChange, "color"); 19 assert_equals(getComputedStyle(inner).willChange, "color"); 20 }, "will-change change is properly propagated to children if needed"); 21 </script>