| // Tags: JDK1.1 |
| |
| // Copyright (C) 2005 David Gilbert <david.gilbert@object-refinery.com> |
| |
| // Mauve is free software; you can redistribute it and/or modify |
| // it under the terms of the GNU General Public License as published by |
| // the Free Software Foundation; either version 2, or (at your option) |
| // any later version. |
| |
| // Mauve is distributed in the hope that it will be useful, |
| // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| // GNU General Public License for more details. |
| |
| // You should have received a copy of the GNU General Public License |
| // along with Mauve; see the file COPYING. If not, write to |
| // the Free Software Foundation, 59 Temple Place - Suite 330, |
| // Boston, MA 02111-1307, USA. */ |
| |
| package gnu.testlet.java.math.BigInteger; |
| |
| import gnu.testlet.TestHarness; |
| import gnu.testlet.Testlet; |
| |
| import java.math.BigInteger; |
| |
| /** |
| * Some checks for the setBit() method in the {@link BigInteger} class. |
| */ |
| public class setBit implements Testlet |
| { |
| |
| /** |
| * Runs the test using the specified harness. |
| * |
| * @param harness the test harness (<code>null</code> not permitted). |
| */ |
| public void test(TestHarness harness) |
| { |
| BigInteger i1 = new BigInteger("0"); |
| BigInteger i2 = i1.setBit(7); |
| harness.check(i2.equals(new BigInteger("128"))); |
| |
| // check a negative argument |
| boolean pass = false; |
| try |
| { |
| /* BigInteger i = */ i1.setBit(-1); |
| } |
| catch (ArithmeticException e) |
| { |
| pass = true; |
| } |
| harness.check(pass); |
| } |
| |
| } |