| /* |
| * 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 abstract Iterable<E> skip(int n) |
| * It is an error if n is negative. |
| * @description checks that a RangeError is thrown if n is negative. |
| * @author kaigorodov |
| */ |
| |
| import "dart:collection"; |
| import "../../../Utils/expect.dart"; |
| |
| check(List a, int n) { |
| DoubleLinkedQueue queue = new DoubleLinkedQueue.from(a); |
| Iterable res; |
| Expect.throws(() { |
| res=queue.skip(n); |
| }, |
| (e)=> e is RangeError |
| ); |
| } |
| |
| main() { |
| check([1,2,-3,4], -1); |
| check(const[1,2,-5,-6, 100], -1); |
| check(const[null,2,-5,-6, 100], -1000); |
| } |