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Test Info:

<!DOCTYPE HTML>
<html>
<!--
-->
<head>
<title>Test for Bug 678671</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>
<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];
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>