| /* |
| * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code 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 |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* |
| * @test |
| * @bug 4654323 |
| * @summary Tests functionality of isProbablePrime(Integer.MAX_VALUE) |
| */ |
| import java.math.*; |
| |
| public class ProbablePrime { |
| public static void main(String [] argv) { |
| BigInteger num = new BigInteger("4"); |
| int certainties[] = {-1, 0, 1, 2, 100, Integer.MAX_VALUE-1, |
| Integer.MAX_VALUE}; |
| boolean expectations[] = {true, true, false, false, false, |
| false, false}; |
| |
| for(int i = 0; i < certainties.length; i++) { |
| boolean b; |
| if((b=num.isProbablePrime(certainties[i])) != |
| expectations[i]) |
| throw new RuntimeException("Unexpected answer " + b + |
| " for certainty " + |
| certainties[i]); |
| } |
| } |
| } |