// 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 int operator [](int index)
 * ...
 * Throws an [RangeError] if index is out of bounds.
 * @description Checks that an exception is thrown as expected.
 * @author msyabro
 */

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

check(List<int> list) {
  var l = new Int8List.fromList(list);
  Expect.throws(() { l[-1];         }, (e) => e is RangeError);
  Expect.throws(() { l[l.length];   }, (e) => e is RangeError);
  Expect.throws(() { l[0x80000000]; }, (e) => e is RangeError);
  Expect.throws(() { l[0x7fffffff]; }, (e) => e is RangeError);
}

main() {
  check([]);
  check([1]);
  var list = List<int>.filled(255, 0);
  for (int i = 0; i < 255; ++i) {
    list[i] = i;
  }
  check(list);
}
