| // Copyright (c) 2016, 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 E previous |
| * Return the predecessor of this element in its linked list. |
| * Returns [null] if there is no predecessor in the linked list, or if this |
| * entry is not currently in any list. |
| * @description Checks that [null] is returned if this entry is not currently in |
| * any list |
| * @author sgrekhov@unipro.ru |
| */ |
| import "../../../Utils/expect.dart"; |
| import "LinkedListEntry.lib.dart"; |
| |
| main() { |
| MyLinkedListEntry<int> entry = new MyLinkedListEntry<int>(1); |
| Expect.isNull(entry.previous); |
| } |
