1 /*
2  * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved.
3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4  *
5  * This code is free software; you can redistribute it and/or modify it
6  * under the terms of the GNU General Public License version 2 only, as
7  * published by the Free Software Foundation.
8  *
9  * This code is distributed in the hope that it will be useful, but WITHOUT
10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12  * version 2 for more details (a copy is included in the LICENSE file that
13  * accompanied this code).
14  *
15  * You should have received a copy of the GNU General Public License version
16  * 2 along with this work; if not, write to the Free Software Foundation,
17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18  *
19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20  * or visit www.oracle.com if you need additional information or have any
21  * questions.
22  */
23 
24 /*
25  * @test
26  * @bug 4654323
27  * @summary Tests functionality of isProbablePrime(Integer.MAX_VALUE)
28  */
29 package test.java.math.BigInteger;
30 
31 import java.math.*;
32 
33 import org.testng.Assert;
34 import org.testng.annotations.Test;
35 
36 // Android-changed: Replace error printing with asserts.
37 public class ProbablePrime {
38 
39     @Test
testProbablePrime()40     public void testProbablePrime() {
41         BigInteger num = new BigInteger("4");
42         int[] certainties = {-1, 0, 1, 2, 100, Integer.MAX_VALUE - 1, Integer.MAX_VALUE};
43         boolean[] expectations = {true, true, false, false, false, false, false};
44 
45         for (int i = 0; i < certainties.length; i++) {
46             boolean b = num.isProbablePrime(certainties[i]);
47             Assert.assertEquals(b, expectations[i], "Unexpected answer " + b +
48                         " for certainty " +  certainties[i]);
49         }
50     }
51 }
52