third_party/WebKit/LayoutTests/fast/dom/script-tests/css-mediarule-parentRule.js

   1 description(
   2 'This tests that calling parentRule on the child rule of MediaRule is equal to that MediaRule.'
   3 );
   4
   5 if (window.testRunner)
   6     testRunner.dumpAsText();
   7
   8 var head = document.getElementsByTagName('head')[0];
   9 head.innerHTML = "<style>@media all { a { border-color: red; } }</style>";
  10
  11 var styleSheetList = document.styleSheets;
  12 var styleSheet = styleSheetList[0];
  13 var mediaRule = styleSheet.cssRules[0];
  14 var childRule = mediaRule.cssRules[0];
  15
  16 shouldBe("childRule.parentRule", "mediaRule")