// Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

// @dart = 2.9

/// @assertion bool isTagSupported(String tag)
/// Checks to see if the tag name is supported by the current platform.
/// The tag should be a valid HTML tag name.
/// @description Checks that tag names with invalid syntax are not supported.

import "dart:html";
import "../../../Utils/expect.dart";

main() {
  Expect.isFalse(Element.isTagSupported('foo'));
  Expect.isFalse(Element.isTagSupported('foo_bar'));
}