| /* |
| * Copyright (c) 2011, 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 Future<T> reduce(T combine(T previous, T element)) |
| * Reduces a sequence of values by repeatedly applying combine. |
| * @description Checks that if [combine] throws error, then returned future is |
| * completed with this error. |
| * @author a.semenov@unipro.ru |
| */ |
| library reduce_A02_t01; |
| import "../../../Utils/expect.dart"; |
| |
| void test(CreateStreamFunction create) { |
| AsyncExpect.error("a", create([1, 2, 3]).reduce((p,e) => throw "a")); |
| AsyncExpect.error(2, create([1, 2, 3]).reduce((p,e) => throw e)); |
| AsyncExpect.error(3, |
| create([1, 2, 3, 4, 5]).reduce( |
| (p, e) { |
| if (e==3) throw e; |
| return p + e; |
| } |
| ) |
| ); |
| } |