<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>CSS Multi-column Layout: parsing column-rule with invalid values</title>
<link rel="help" href="https://drafts.csswg.org/css-multicol/#propdef-column-rule">
<meta name="assert" content="column-rule supports only the grammar '<column-rule-width> || <column-rule-style> || <column-rule-color>'.">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/css/support/parsing-testcommon.js"></script>
</head>
<body>
<script>
test_invalid_value("column-rule", "reverse");
test_invalid_value("column-rule", "10");

test_invalid_value("column-rule", "red medium green");
</script>
</body>
</html>
