| // 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 abstract int ceil() |
| /// Returns the least integer no smaller than this. |
| /// @description Checks that if [:ceil():] is called on a value already equal |
| /// to a mathematical integer, then the result is the same value. |
| /// @author pagolubev |
| |
| import "dart:math" as Math; |
| import "../../../Utils/expect.dart"; |
| |
| check(double argument) { |
| Expect.equals(argument, argument.ceil()); |
| Expect.equals(-argument, (-argument).ceil()); |
| } |
| |
| main() { |
| check(1.0); |
| check(2.0); |
| check(3.0); |
| check(4.0); |
| check(5.0); |
| check(12.0); |
| check(123.0); |
| check(1234.0); |
| check(12345.0); |
| check(123456.0); |
| check(1234567.0); |
| check(123456789012345.0); |
| check(1234567.0E10); |
| check(Math.pow(2.0, 52) as double); |
| check(Math.pow(2.0, 53) as double); |
| } |