| // 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 bool isNaN |
| * @description Checks that some operations with NaN results to NaN. |
| * @author pagolubev |
| */ |
| import "../../../Utils/expect.dart"; |
| |
| check_nan(double d) { |
| Expect.isTrue(d.isNaN); |
| } |
| |
| main() { |
| double nan = 0 / 0; |
| check_nan(nan + nan); |
| check_nan(nan * nan); |
| check_nan(nan - nan); |
| check_nan(nan / nan); |
| check_nan(nan % nan); |
| check_nan(nan * 42.0); |
| } |
