| /* |
| * 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 interface HashSet<E> |
| * HashSet({bool equals(E e1, E e2), int hashCode(E e), |
| * bool isValidKey(potentialKey) }) |
| * Create a hash set using the provided [equals] as equality. |
| * @description Checks that default constructor without parameters creates an |
| * empty hash set. |
| * @author rodionov |
| */ |
| import "../../../Utils/expect.dart"; |
| import "dart:collection"; |
| |
| main() { |
| HashSet s = new HashSet(); |
| Expect.isTrue(s is HashSet); |
| Expect.isTrue(s.isEmpty); |
| } |