// 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.

// @dart = 2.9

/// @assertion Iterable<E> take(int count)
/// ...
/// The [count] must not be negative.
/// @description Checks that it is an error if [count] is negative.
/// @author msyabro


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

void check(List<int> list, int n) {
  var l = new Uint32List.fromList(list);

  Expect.throws(() {
    l.take(n);
  });
}

main() {
  check([], -1);
  check([1, 2, 3], -16);
}
