css/css-link-params/link-parameters-invalid.html

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>CSS Linked Parameters Module Level 1: parsing link-parameters with valid values</title>
<link rel="author" title="Tyler Thrailkill" href="mailto:tyler@programming.dev">
<link rel="help" href="https://drafts.csswg.org/css-link-params-1/#link-param-prop">
<meta name="assert" content="link-parameters supports only the grammar 'none | <param()>#'.">
<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("link-parameters", "non");

    test_invalid_value("link-parameters", "param(--a, red) param(--b, blue)");

    test_invalid_value("link-parameters", "param(-a)");
    test_invalid_value("link-parameters", "param(-a, )");
    test_invalid_value("link-parameters", "param(-a, blue)");
    test_invalid_value("link-parameters", "param--a)");
    test_invalid_value("link-parameters", "para(--a)");

    test_invalid_value("link-parameters", "param(--a red)");

    // param() without a comma is invalid per
    // https://github.com/w3c/csswg-drafts/issues/13767
    test_invalid_value("link-parameters", "param(--a)");
    test_invalid_value("link-parameters", "param(--a), param(--b)");
    test_invalid_value("link-parameters", "param(--a");
    test_invalid_value("link-parameters", "param(--)");
</script>
</body>
</html>