| // 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 abstract void set length(int newLength) |
| /// If [newLength] is greater than the current [length], entries are initialized |
| /// to [null]. |
| /// @description Checks that entries are initialized to [null] |
| /// if [newLength] is greater than the current [length]. |
| /// @author vasya |
| |
| library length_A02_t01; |
| |
| import "../../../Utils/expect.dart"; |
| |
| void assertIsNull(List a, int oldLength) { |
| for (int i = oldLength; i < a.length; i++) { |
| Expect.isTrue(a[i] == null); |
| } |
| } |
| |
| test(List<E> create<E>([int length, E fill])) { |
| List a = create(); |
| a.length = 100; |
| assertIsNull(a, 0); |
| a[99] = 100; |
| |
| a.length = 35674; |
| assertIsNull(a, 100); |
| |
| a.length = 50000; |
| assertIsNull(a, 35674); |
| |
| a = create(); |
| a.addAll([0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17]); |
| var len = a.length; |
| a.length = 1000; |
| assertIsNull(a,len); |
| } |