| // 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 E removeLast() |
| /// Pops and returns the last element of the list. |
| /// @description Checks that the last element of the list is returned. |
| /// @author vasya |
| |
| library removeLast_A01_t01; |
| |
| import "../../../Utils/expect.dart"; |
| |
| check(a) { |
| Expect.isTrue(a.length == 0); |
| a.add(null); |
| Expect.isTrue(a.length == 1); |
| Object? o = a.removeLast(); |
| Expect.isTrue(a.length == 0 && o == null); |
| |
| a.add(1); |
| Expect.isTrue(a.length == 1); |
| o = a.removeLast(); |
| Expect.isTrue(a.length == 0 && o == 1); |
| |
| a.add("1"); |
| Expect.isTrue(a.length == 1); |
| o = a.removeLast(); |
| Expect.isTrue(a.length == 0 && o == "1"); |
| |
| a.add(false); |
| Expect.isTrue(a.length == 1); |
| o = a.removeLast(); |
| Expect.isTrue(a.length == 0 && o == false); |
| |
| List b = new List.filled(100, ""); |
| b[99] = "removeLast"; |
| a.addAll(b); |
| Expect.isTrue(a.length == 100); |
| o = a.removeLast(); |
| Expect.isTrue(a.length == 99 && o == b[99]); |
| } |
| |
| test(List<E> create<E>([int length, E fill])) { |
| check(create()); |
| } |