| // 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) |
| * @description Checks that if [fractionDigits] is [:null:] |
| * a string representation has as much digital places as a number literal. |
| * @author msyabro |
| */ |
| import "../../../Utils/expect.dart"; |
| |
| main() { |
| Expect.equals('0e+0', .0.toStringAsExponential(null)); |
| Expect.equals('1.255e+0', 1.255.toStringAsExponential(null)); |
| Expect.equals('1.424e-2', 1.424e-2.toStringAsExponential(null)); |
| Expect.equals('-5.12e-100', (-5.12e-100).toStringAsExponential(null)); |
| Expect.equals('7.1e+200', 7.1e200.toStringAsExponential(null)); |
| } |
