| /* |
| * 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 E reduce(E combine(E value, E element)) |
| * Reduces a collection to a single value by iteratively combining elements of |
| * the collection using the provided function. |
| * @description Checks that the returned value is correct. |
| * @author msyabro |
| */ |
| |
| import "dart:typed_data"; |
| import "../../../Utils/expect.dart"; |
| |
| check(List<int> list, int expected) { |
| var l = new Int16List.fromList(list); |
| var res = l.reduce((prev, cur) => prev + cur); |
| Expect.equals(expected, res); |
| } |
| |
| checkConst(List<int> list, int expected) { |
| var l = new Int16List.fromList(list); |
| var res = l.reduce((prev, cur) => 1); |
| Expect.equals(expected, res); |
| } |
| |
| main() { |
| check([1, 2, 3, 4, 5, 6, 7, 8, 9, 10], 55); |
| check([10, -1, -2, -3, -4], 0); |
| |
| checkConst([1, 2, 3], 1); |
| } |