tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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test_ua_rule_modification.html (895B)

      1 <!DOCTYPE html>
      2 <title>Test for bug 1539159</title>
      3 <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
      4 <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"/>
      5 <p></p>
      6 <script>
      7 function start() {
      8  let rules = InspectorUtils.getMatchingCSSRules(document.querySelector("p"));
      9  ok(rules.length > 0, "Should have found some rules");
     10  is(rules[0].type, CSSRule.STYLE_RULE, "Should have found a style rule");
     11 
     12  let selector = rules[0].selectorText;
     13  isnot(selector, ".xxxxx", "Rule selector should not be something strange");
     14 
     15  try {
     16    rules[0].selectorText = "img";
     17  } catch (ex) {
     18  }
     19  is(rules[0].selectorText, selector, "Selector text should be unchanged");
     20 
     21  SimpleTest.finish();
     22 }
     23 
     24 SimpleTest.waitForExplicitFinish();
     25 document.addEventListener('DOMContentLoaded', start)
     26 </script>