// Copyright (c) 2017, 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.

/// Basic implementation of an unmodifiable [Map].
/// This class has a basic implementation of all but two of the members of an
/// unmodifiable [Map]. A simple unmodifiable [Map] class can be implemented by
/// extending this class and implementing [keys] and operator[].
/// @description Checks that unmodifiable map base is created.
/// @author iarkh@unipro.ru

import "unmodifiablemapbase.lib.dart";

main() {
  new UnmodifiableMapBaseImpl({1 : 1, 2 : 23, 37 : 49});
  new UnmodifiableMapBaseImpl({});
}