third_party/WebKit/LayoutTests/fast/css/media-rule-dyn.html

   1 <html>
   2     <head>
   3         <style id="style1">
   4             @media all { .test { color: green; } }
   5         </style>
   6         <script>
   7             function runTest() {
   8                 if (window.testRunner)
   9                     testRunner.dumpAsText();
  10
  11                 var styleSheet = document.getElementById('style1').sheet;
  12                 var mediaRule = styleSheet.cssRules[0];
  13
  14                 try {
  15                     var index = mediaRule.insertRule("p {color: red; }", 0);
  16                     if (mediaRule.cssRules.length == 2) {
  17                         mediaRule.deleteRule(0);
  18                         if (mediaRule.cssRules.length == 1)
  19                             document.getElementById('result').innerHTML = 'SUCCESS';
  20                     }
  21                 } catch (e) {
  22                     document.getElementById('result').innerHTML = 'EXCEPTION';
  23                 }
  24             }
  25         </script>
  26     </head>
  27     <body onload="runTest();">
  28         <div id="result">FAILURE</div>
  29     </body>
  30 </html>