// 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 List<E> toList({bool growable: true})
/// The list is fixed-length if [growable] is [false].
/// @description Checks that the list created with growable == true can change
/// its size.
/// @author kaigorodov


import "dart:collection";
import "../../../Utils/expect.dart";

void check(List l) {
  int len = l.length;
  l.add(null);
  Expect.equals(len + 1, l.length);

  l.clear();
  Expect.equals(0, l.length);
}

main() {
  DoubleLinkedQueue<int> q = new DoubleLinkedQueue<int>();
  for (var i = 0; i < 10; i++){
    q.add(i);
  }
  check(q.toList());
}
