| // 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. |
| |
| // @dart = 2.9 |
| |
| /// @assertion Future<bool> contains(Object needle) |
| /// If this stream reports an error, the Future will report that error. |
| /// @description Checks that if needle is found after this stream reports |
| /// an error, the returned Future completes with error |
| /// @author a.semenov@unipro.ru |
| |
| library contains_A03_t03; |
| import "dart:async"; |
| import "../../../Utils/expect.dart"; |
| |
| void test(CreateStreamWithErrorsFunction create) { |
| Error error = new Error(); |
| Stream s = create([1, 2, error, 3, 4], isError: (e) => e is Error); |
| AsyncExpect.error(error, s.contains(4)); |
| } |