| /* |
| * 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 Iterable<E> take(int n) |
| * Returns an Iterable with at most n elements. |
| * The returned Iterable may contain fewer than n elements, if this contains fewer than n elements. |
| * It is an error if n is negative. |
| * @description checks that some error is thrown if n is negative. |
| * @author kaigorodov |
| */ |
| import "dart:math" as Math; |
| import "dart:collection"; |
| import "../../../Utils/expect.dart"; |
| import "LinkedList.lib.dart"; |
| |
| check(List a0, int n) { |
| LinkedList<MyLinkedListEntry<int>> a=toLinkedList(a0); |
| Iterable res; |
| Expect.throws(() { |
| res=a.take(n); |
| } |
| ); |
| } |
| |
| main() { |
| check([1,2,-3,4], -1); |
| check(const[1,2,-5,-6, 100], -2); |
| check(const[null,2,-5,-6, 100], -1000); |
| } |