1 /*
2  * Copyright (c) 2012, 2021, 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 package test.java.util.Random;
24 
25 import org.junit.Test;
26 import org.junit.runner.RunWith;
27 import org.junit.runners.Parameterized;
28 
29 import java.util.random.RandomGeneratorFactory;
30 
31 /**
32  * This is just parameterized version of RandomTestBsi1999 as
33  * testing infra is not happy about long running tests.
34  */
35 @RunWith(Parameterized.class)
36 public class RandomTestBsi1999Split {
37 
38     @Parameterized.Parameters(name = "{1}")
data()39     public static Object[][] data() {
40         return RandomGeneratorFactory.all()
41             // skip because stochastic
42             .filter(factory -> !factory.name().equals("SecureRandom"))
43             // autocorrelation failure for java.util.Random longs bit 0:
44             // count=2207 (should be in [2267,2733]), tau=2819
45             .filter(factory -> !factory.name().equals("Random"))
46             .map(factory -> new Object[] { factory, factory.name() } )
47             .toArray(Object[][]::new);
48     }
49 
50     private final RandomGeneratorFactory factory;
51     private final String name;
52 
RandomTestBsi1999Split(RandomGeneratorFactory factory, String name)53     public RandomTestBsi1999Split(RandomGeneratorFactory factory, String name) {
54         this.factory = factory;
55         this.name = name;
56     }
57 
58     @Test
randomTestBsi1999()59     public void randomTestBsi1999() {
60         RandomTestBsi1999.failCount = 0;
61         RandomTestBsi1999.setRNG(name);
62 
63         RandomTestBsi1999.testOneRng(factory.create(59), 0);
64 
65         RandomTestBsi1999.exceptionOnFail();
66     }
67 }
68