// Copyright (c) 2019, 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.

/// @assertion From the Unified collections Specification:
/// If the literal is constant, canonicalize it and make the map immutable.
/// @description Checks that constant map is cannonicalized and immutable.
/// @author iarkh@unipro.ru


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

const Map? map1 = {1: 1, 2: 2, 3: 3};
const Map? map2 = {};

main() {
  const Map res1 = {...?map1};
  Expect.equals(map1, res1);
  Expect.throws(() => res1.clear());

  const Map res2 = {...?map2};
  Expect.equals(map2, res2);
  Expect.throws(() => res2.addAll({7: 19}));

  const Map res3 = {...?null};
  Expect.equals(map2, res3);
  Expect.throws(() => res3.addAll({7: 19}));

}
