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<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=678671
-->
<head>
  <title>Test for Bug 678671</title>
  <script type="application/javascript" src="/MochiKit/packed.js"></script>
  <script type="application/javascript" 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>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=678671">Mozilla Bug 678671</a>
<p id="display"></p>
<div id="content"></div>
<script type="application/javascript">

/** Test for Bug 678671 **/

/**
 * Test 'ex' and 'ch' units in every place we possible can to make
 * sure they don't cause an infinite loop.
 */

var content = document.getElementById("content");
var cs = getComputedStyle(content, "");

for (var prop in gCSSProperties) {
  var info = gCSSProperties[prop];
  if (info.backend_only) {
    continue;
  }
  function test_val(v) {
    content.style.setProperty(prop, v, "");
    isnot(get_computed_value(cs, prop), "",
      "Setting '" + prop + "' to '" + v + "' should not cause infinite loop");
  }
  test_val('3ex');
  test_val('2ch');
  function test_replaced_values(value_list) {
    // For each item in value_list, if it looks like it has a dimension
    // in it, replace those dimensions with 3ex and 2ch and test it.
    for (var i = 0; i < value_list.length; ++i) {
      var value = value_list[i];
      function try_replace(withval) {
        var rep = value.replace(/[0-9.]+[a-zA-Z]+/g, withval)
        if (rep != value) {
          test_val(rep);
        }
      }
      try_replace('3ex');
      try_replace('2ch');
    }
  }
  test_replaced_values(info.initial_values);
  test_replaced_values(info.other_values);
  content.style.removeProperty(prop);
}

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