<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8" />
    <title>
      CSS Fonts Module Level 4: parsing font-variant-alternates with invalid values
    </title>
    <link
      rel="help"
      href="https://drafts.csswg.org/css-fonts-4/#propdef-font-variant-alternates"
    />
    <meta
      name="assert"
      content="font-variant-alternates supports only the grammar normal | [ stylistic(<feature-value-name>) || historical-forms || styleset(<feature-value-name>#) || character-variant(<feature-value-name>#) || swash(<feature-value-name>) || ornaments(<feature-value-name>) || annotation(<feature-value-name>) ]"
    />
    <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(
        "font-variant-alternates",
        "swash(several,different,aliases)"
      );
      test_invalid_value("font-variant-alternates", "stylistic(more,than,one)");
      test_invalid_value("font-variant-alternates", "ornaments(more,than,one)");
      test_invalid_value("font-variant-alternates", "swash(more,than,one)");
      test_invalid_value(
        "font-variant-alternates",
        "annotation(more,than,one)"
      );
      test_invalid_value(
        "font-variant-alternates",
        "historical-forms(argument)"
      );
      test_invalid_value("font-variant-alternates", "annotation()");
      test_invalid_value("font-variant-alternates", "annotation");
      test_invalid_value("font-variant-alternates", "swash");
      test_invalid_value("font-variant-alternates", "ornaments stylistic");
      test_invalid_value("font-variant-alternates", "swash(one) swash(two)");
      test_invalid_value(
        "font-variant-alternates",
        "unkown(one) myfunction(two)"
      );
      test_invalid_value(
        "font-variant-alternates",
        "styleset(thisone) styleset(something,else)"
      );
      test_invalid_value(
        "font-variant-alternates",
        "swash(foo) swash(bar)"
      );
      test_invalid_value("font-variant-alternates", "ornaments(one historical-forms");
    </script>
  </body>
</html>
