// 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 LinkedList<E extends LinkedListEntry<E>>()
/// Construct a new empty linked list.
/// @description Checks that created list is empty and resizable.
/// @author kaigorodov

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

main() {
  LinkedList l = new LinkedList<MyLinkedListEntry<Null>>();
  Expect.equals(0, l.length);
  l.add(new MyLinkedListEntry(null));
  Expect.equals(1, l.length);
  l.clear();
  Expect.equals(0, l.length);

  l = new LinkedList<MyLinkedListEntry<int>>();
  l.add(new MyLinkedListEntry(1));
  Expect.equals(1, l.length);
  l.remove(l.last);
  Expect.equals(0, l.length);
}