| // 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 Set<E> difference(Set<E> other) |
| /// Returns a new set with the elements of this that are not in other. |
| /// That is, the returned set contains all the elements of this Set that are not |
| /// elements of other according to other.contains. |
| /// @description Checks that a new set with the elements of this that are not |
| /// in other |
| /// @author sgrekhov@unipro.ru |
| |
| library difference_A01_t01; |
| import "set.lib.dart"; |
| import "../../../Utils/expect.dart"; |
| |
| test(Set create([Iterable content])) { |
| Set set = create([-1, 0, 1, 2, 3, 4, 5, 6]); |
| Set other = create([ 4, 5, 6, 7, 8, 9, 10]); |
| Set diff = set.difference(other); |
| |
| Expect.equals(5, diff.length); |
| Expect.isTrue(diff.containsAll([-1, 0, 1, 2, 3])); |
| } |
| |
| main() { |
| test(create); |
| } |