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+<!DOCTYPE HTML>
+<html>
+<head>
+ <title>Test for CSS identifier parsing</title>
+ <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.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=">Mozilla Bug </a>
+<div id="content" style="display: none">
+</div>
+<pre id="test">
+<script type="application/javascript">
+
+var div = document.getElementById("content");
+
+function counter_increment_parses(i)
+{
+ div.style.counterIncrement = "";
+ div.style.counterIncrement = i;
+ return div.style.counterIncrement != "";
+}
+
+function is_valid_identifier(i)
+{
+ ok(counter_increment_parses(i),
+ "'" + i + "' is a valid CSS identifier");
+}
+
+function is_invalid_identifier(i)
+{
+ ok(!counter_increment_parses(i),
+ "'" + i + "' is not a valid CSS identifier");
+}
+
+for (var i = 0x7B; i < 0x80; ++i) {
+ is_invalid_identifier(String.fromCharCode(i));
+ is_invalid_identifier("a" + String.fromCharCode(i));
+ is_invalid_identifier(String.fromCharCode(i) + "a");
+}
+
+for (var i = 0x80; i < 0xFF; ++i) {
+ is_valid_identifier(String.fromCharCode(i));
+}
+
+is_valid_identifier(String.fromCharCode(0x100));
+is_valid_identifier(String.fromCharCode(0x375));
+is_valid_identifier(String.fromCharCode(0xFEFF));
+is_valid_identifier(String.fromCharCode(0xFFFD));
+is_valid_identifier(String.fromCharCode(0xFFFE));
+is_valid_identifier(String.fromCharCode(0xFFFF));
+
+</script>
+</pre>
+</body>
+</html>