| // 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 bool remove(Object value) |
| /// Removes value from the list. Returns true if value was in the list. Returns |
| /// false otherwise. The method has no effect if value value was not in the list. |
| /// @author kaigorodov |
| |
| library remove_A01_t01; |
| |
| import "../../../Utils/expect.dart"; |
| |
| test(List<E> create<E>([int length, E fill])) { |
| |
| check(List a0, Object value, bool expected) { |
| List a = create(); |
| a.addAll(a0); |
| |
| bool r = a.remove(value); |
| Expect.isTrue(r is bool, "remove returned: ${r.runtimeType} ${r}, not bool"); |
| Expect.runtimeIsType<bool>(r); |
| if (r) { |
| Expect.isTrue(expected); |
| Expect.equals(a0.length-1, a.length); |
| } else { |
| Expect.isFalse(expected); |
| Expect.equals(a0.length, a.length); |
| } |
| } |
| |
| check([], 1, false); |
| check([1], 1, true); |
| check(new List.from([]), true, false); |
| List a = new List.empty(growable: true); |
| check(a, 2, false); |
| a.add(2); |
| check(a, 2, true); |
| } |