// Copyright (c) 2017, 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 E reduce(E combine(E previousValue, E element))
/// ...
/// If it has only one element, that element is returned.
/// @description Checks that the returned value is correct.
/// @author ngl@unipro.ru


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

check(List<int> list, int expected) {
  var l = new Int8List.fromList(list);
  var res = l.reduce((prev, cur) => prev + cur);
  Expect.equals(expected, res);
}

checkConst(List<int> list, int expected) {
  var l = new Int8List.fromList(list);
  var res = l.reduce((prev, cur) => 1);
  Expect.equals(expected, res);
}

main() {
  check([10], 10);
  check([-24], -24);

  checkConst([2], 2);
}
