// 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 List<E> sublist(int start, [int end])
/// ...
/// An error occurs if [start] is outside the range 0 .. length or if [end] is
/// outside the range start .. length.
/// @description Checks that it is an error if [start] or [end] are not indices
/// into [this].
/// @author msyabro


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

check(List<int> list, int start, int end) {
  var l = new Int64List.fromList(list);

  Expect.throws(() {
    l.sublist(start, end);
  });
}

main() {
  check([], 0, 1);
  check([0, 0, 0],-1, 1);
  check([0, 0, 0],-1, 2);
  check([0, 0, 0], 0, 4);
  check([0, 0, 0], 2, 100);
  check([0, 0, 0],-10, 10);
}
