| // 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([int compare(E key1, E key2), |
| /// bool isValidKey(potentialKey)]) |
| /// ... |
| /// If the compare function is omitted, it defaults to Comparable.compare, and |
| /// the elements must be comparable. |
| /// @description Checks that if the compare function is omitted, it defaults to |
| /// Comparable.compare |
| /// @author sgrekhov@unipro.ru |
| |
| import "dart:collection"; |
| import "../../../Utils/expect.dart"; |
| |
| main() { |
| SplayTreeSet set = new SplayTreeSet(); |
| set.add(3); |
| set.add(4); |
| set.add(1); |
| set.add(2); |
| set.add(2.1); |
| |
| Expect.equals(1, set.elementAt(0)); |
| Expect.equals(2, set.elementAt(1)); |
| Expect.equals(2.1, set.elementAt(2)); |
| Expect.equals(3, set.elementAt(3)); |
| Expect.equals(4, set.elementAt(4)); |
| |
| set = new SplayTreeSet(); |
| set.add("3"); |
| set.add("4"); |
| set.add("z"); |
| set.add("1"); |
| set.add("a"); |
| set.add("2"); |
| |
| Expect.equals("1", set.elementAt(0)); |
| Expect.equals("2", set.elementAt(1)); |
| Expect.equals("3", set.elementAt(2)); |
| Expect.equals("4", set.elementAt(3)); |
| Expect.equals("a", set.elementAt(4)); |
| Expect.equals("z", set.elementAt(5)); |
| } |