| // 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 dynamic firstWhere(bool test(E element), {Object orElse()}) |
| /// Returns the first element that satisfies the given predicate [test]. |
| /// @description Checks that the first element that satisfies |
| /// the given predicate is returned. |
| /// @author msyabro |
| |
| import "../../../Utils/expect.dart"; |
| |
| main() { |
| var runes = new Runes('\x01\x02\x03\x04\x05\x06\x09'); |
| var res = runes.firstWhere((element) => element == 1); |
| Expect.equals(1, res); |
| |
| res = runes.firstWhere((element) => element > 6); |
| Expect.equals(9, res); |
| |
| res = runes.firstWhere((element) => element > 1); |
| Expect.equals(2, res); |
| } |