mozilla-release/layout/style/test/test_bug357614.html

<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=357614
-->
<head>
  <title>Test for Bug 357614</title>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <style type="text/css" id="style">
  a { color: red; }
  a { color: green; }
  </style>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=357614">Mozilla Bug 357614</a>
<p id="display"><a href="http://www.FOO.com/" rel="next" rev="PREV" foo="bar">a link</a></p>
<div id="content" style="display: none">
  
</div>
<pre id="test">
<script class="testbody" type="text/javascript">

/** Test for Bug 357614 **/

var sheet = document.getElementById("style").sheet;
var rule1 = sheet.cssRules[0];
var rule2 = sheet.cssRules[1];

var a = document.getElementById("display").firstChild;
var cs = getComputedStyle(a, "");

function change_selector_text(selector) {
  // rule2.selectorText = selector; // NOT IMPLEMENTED

  sheet.deleteRule(1);
  sheet.insertRule(selector + " { color: green; }", 1);
}

var cs_green = cs.getPropertyValue("color");
change_selector_text('p');
var cs_red = cs.getPropertyValue("color");
isnot(cs_green, cs_red, "computed values for green and red are different");

change_selector_text('a[href="http://www.FOO.com/"]');
is(cs.getPropertyValue("color"), cs_green, "selector on href value matches case-sensitively");

change_selector_text('a[href="http://www.foo.com/"]');
is(cs.getPropertyValue("color"), cs_red, "selector on href value does not match case-insensitively");

change_selector_text('a[rel="next"]');
is(cs.getPropertyValue("color"), cs_green, "selector on rel value matches case-sensitively");

change_selector_text('a[rel="NEXT"]');
is(cs.getPropertyValue("color"), cs_green, "selector on rel value matches case-insensitively");

change_selector_text('a[rev="PREV"]');
is(cs.getPropertyValue("color"), cs_green, "selector on rev value matches case-sensitively");

change_selector_text('a[rev="prev"]');
is(cs.getPropertyValue("color"), cs_green, "selector on rev value matches case-insensitively");

change_selector_text('a[foo="bar"]');
is(cs.getPropertyValue("color"), cs_green, "selector on foo value matches case-sensitively");

change_selector_text('a[foo="Bar"]');
is(cs.getPropertyValue("color"), cs_red, "selector on foo value does not match case-insensitively");

</script>
</pre>
</body>
</html>