| // 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 String toStringAsExponential([int fractionDigits]) |
| * If fractionDigits is given then it must be an integer satisfying: |
| * 0 <= fractionDigits <= 20. |
| * @description Tries to pass an argument that is null or out of range, expects |
| * an exception. |
| * @author msyabro |
| */ |
| import "../../../Utils/expect.dart"; |
| |
| main() { |
| check(0, -1); |
| check(0, 21); |
| check(0, -0x800000000000000); |
| check(0, 0x8000000000000000); |
| check(1, -1); |
| check(2, 21); |
| check(3, -0x800000000000000); |
| check(4, 0x8000000000000000); |
| } |
| |
| void check(int x, int digits) { |
| Expect.throws(() {x.toStringAsExponential(digits);}); |
| } |
