| /* |
| * Copyright (c) 2011, 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 void clear() |
| * Remove all elements from this linked list. |
| * @description Checks that the length of the list becomes zero. |
| * @author kaigorodov |
| */ |
| import "../../../Utils/expect.dart"; |
| import "dart:collection"; |
| import "LinkedList.lib.dart"; |
| |
| main() { |
| LinkedList<MyLinkedListEntry> a = new LinkedList<MyLinkedListEntry>(); |
| Expect.isTrue(a.length == 0); |
| a.clear(); |
| Expect.isTrue(a.length == 0); |
| a.add(new MyLinkedListEntry(null)); |
| Expect.isTrue(a.length == 1); |
| a.clear(); |
| Expect.isTrue(a.length == 0); |
| |
| a = toLinkedList([1, 2, 3]); |
| Expect.isTrue(a.length == 3); |
| a.clear(); |
| Expect.isTrue(a.length == 0); |
| |
| a = toLinkedList(["one", "two", "three", "four"]); |
| Expect.isTrue(a.length == 4); |
| a.clear(); |
| Expect.isTrue(a.length == 0); |
| a.clear(); |
| Expect.isTrue(a.length == 0); |
| } |