| // 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. |
| |
| // @dart = 2.9 |
| |
| /// @assertion void forEach(void action(K key, V value)) |
| /// Applies [f] to each key-value pair of the map. |
| /// @description Checks that error is thrown when the argument is [null] |
| /// @author iarkh@unipro.ru |
| |
| |
| import "dart:collection"; |
| import "../../../Utils/expect.dart"; |
| import "unmodifiablemapbase.lib.dart"; |
| |
| main() { |
| UnmodifiableMapBase base = new UnmodifiableMapBaseImpl({1 : 3, "2" : 5}); |
| Expect.throws(() => base.forEach(null)); |
| } |