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

<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=375363
-->
<head>
  <title>Test for cloning of CSS property values (including 'inherit', 'initial' and 'unset')</title>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <script type="text/javascript" src="property_database.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
</head>
<body>
<p id="display"></p>
<pre id="test">
<script class="testbody" type="text/javascript">

/**
 * Test that makes sure that we have exposed getters/setters for all the
 * various variants of our CSS property names that the spec calls for.
 */
for (var prop in gCSSProperties) {
  var info = gCSSProperties[prop];

  var s = document.createElement("div").style;

  is(s[info.domProp], "", prop + " should not be set yet");
  s[info.domProp] = info.initial_values[0];
  isnot(s[info.domProp], "", prop + " should now be set");
  is(s[prop], s[info.domProp],
     "Getting " + prop + " via name should work")
  s = document.createElement("div").style;
  is(s[info.domProp], "", prop + " should not be set here either");
  s[prop] = info.initial_values[0];
  isnot(s[info.prop], "", prop + " should now be set again");
  is(s[info.domProp], s[prop],
     "Setting " + prop + " via name should work");
}
</script>
</pre>
</body>
</html>