// Copyright (c) 2013, 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> skip(int count)
/// If [this] has fewer than [count] elements, then the resulting [Iterable] is
/// empty.
/// @description Checks that the returned [Iterable] is empty if [this] has
/// fewer than [count] elements.
/// @author msyabro


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

check(List<int> list, int n) {
  var l = new Uint8ClampedList.fromList(list);
  var res = l.skip(n);
  Expect.isTrue(res.isEmpty);
}

main() {
  check([], 1);
  check([1, 2], 3);
  check([0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], 100);
}

