cssstyledeclaration-mutationrecord-005.html (847B)
1 <!doctype html> 2 <html style="color: inherit"> 3 <meta charset="utf-8"> 4 <title>CSSOM: CSSStyleDeclaration.setPropertyValue doesn't queue a mutation record for invalid values</title> 5 <link rel="help" href="https://drafts.csswg.org/cssom/#dom-cssstyledeclaration-setproperty"> 6 <link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io"> 7 <script src=/resources/testharness.js></script> 8 <script src=/resources/testharnessreport.js></script> 9 <script> 10 let test = async_test("CSSStyleDeclaration.setPropertyValue doesn't queue a mutation record when setting invalid values"); 11 let m = new MutationObserver(test.unreached_func("shouldn't queue a mutation record")); 12 m.observe(document.documentElement, { attributes: true }); 13 14 document.documentElement.style.width = "-100px"; 15 requestAnimationFrame(() => test.done()); 16 </script>