blob: f1b795053797ef48adc8e007ac08c360cac66f0e [file] [log] [blame]
// 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.
// @dart = 2.9
/// @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);