| /* | |
| * 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 double operator unary-() | |
| * @description Checks [:unary-():] on a NaN. | |
| * @author pagolubev | |
| * @reviewer msyabro | |
| * @reviewer rodionov | |
| */ | |
| import "../../../Utils/expect.dart"; | |
| main() { | |
| double nan = double.NAN; | |
| Expect.isTrue((-nan).isNaN); | |
| Expect.isTrue((-(-nan)).isNaN); | |
| } |