| // 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 SplayTreeSet.from(Iterable elements, [int compare(E key1, E key2), |
| /// bool isValidKey(potentialKey)]) |
| /// ... |
| /// The set works as if created by new SplayTreeSet<E>(compare, isValidKey). |
| /// @description Checks that if the compare function is provided it is used for |
| /// elements comparison |
| /// @author sgrekhov@unipro.ru |
| |
| import "dart:collection"; |
| import "../../../Utils/expect.dart"; |
| |
| int compare(key1, key2) { |
| return 0; |
| } |
| |
| main() { |
| SplayTreeSet set = new SplayTreeSet.from([2, 1, 0, -1], compare); |
| Expect.equals(1, set.length); |
| Expect.equals(2, set.elementAt(0)); |
| } |