| // 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 abstract int round() |
| /// If this is not finite (NaN or infinity), throws an UnsupportedError. |
| /// @description Checks that [:round():] on NaN throws an UnsupportedError. |
| /// @author pagolubev |
| |
| import "../../../Utils/expect.dart"; |
| |
| main() { |
| Expect.throws(() {double.nan.round();},(e) => e is UnsupportedError); |
| } |
