layout/style/test/test_medialist_privilege.html

   1 <!doctype html>
   2 <title>Test whether it can access a filed in MediaList with normal privilege after accessing with chrome privilege.</title>
   3 <script src="/tests/SimpleTest/SimpleTest.js"></script>
   4
   5 <style>
   6 @media screen and (max-width: 800px) {
   7   body {
   8     background-color: lime;
   9   }
  10 }
  11 </style>
  12 <script>
  13 "use strict";
  14
  15 const chromeDocument = SpecialPowers.wrap(document);
  16 assertMediaText(chromeDocument);
  17 assertMediaText(document);
  18
  19 function assertMediaText(doc) {
  20   const stylesheet = doc.styleSheets[0];
  21   const rule = stylesheet.cssRules[0];
  22   const media = rule.media;
  23   is(rule.media.mediaText, "screen and (max-width: 800px)");
  24 }
  25 </script>