1/*
2 * Copyright (c) 2016 SAP SE. 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 8160564
27 * @summary check the implementation of VersionProps.versionNumbers()
28 * @modules java.base/java.lang:open
29 * @run main VersionProps
30 * @author Volker Simonis
31 */
32
33import java.lang.reflect.InvocationTargetException;
34import java.lang.reflect.Method;
35import java.util.Arrays;
36import java.util.List;
37
38public class VersionProps {
39
40    final static String[] validVersions = {
41        "1", "1.2", "1.2.3", "1.2.3.4", "1.0.0.1",
42        "1.10000.1", "1.0.2.0.0.3.0.0.0.4.5.0.0.6",
43        "1000001", "1.2.3.4.5.6.7.8.9.0.9.8.7.6.5.4.3.2.1" };
44
45    @SuppressWarnings("rawtypes")
46    final static List[] validLists = {
47        Arrays.asList(1),
48        Arrays.asList(1, 2),
49        Arrays.asList(1, 2, 3),
50        Arrays.asList(1, 2, 3, 4),
51        Arrays.asList(1, 0, 0, 1),
52        Arrays.asList(1, 10000, 1),
53        Arrays.asList(1, 0, 2, 0, 0, 3, 0, 0, 0, 4, 5, 0, 0, 6),
54        Arrays.asList(1000001),
55        Arrays.asList(1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 9, 8, 7, 6, 5, 4, 3, 2, 1) };
56
57    final static String[] invalidVersions = {
58        "01", "0.1.2", "1.02.3", "1.2.03.4", "1.0.0.1.0",
59        "1.0.1.0.0", "1.00.1", "1.0.1.00", "1.10000." };
60
61    public static void main(String[] args) throws Exception {
62        Class<?> versionProps = Class.forName("java.lang.VersionProps");
63        Method parseVersionNumbers =
64            versionProps.getDeclaredMethod("parseVersionNumbers", String.class);
65        parseVersionNumbers.setAccessible(true);
66
67        for (int i = 0; i < validVersions.length; i++) {
68            @SuppressWarnings("unchecked")
69            List<Integer> li =
70                (List<Integer>)parseVersionNumbers.invoke(null, validVersions[i]);
71            System.out.println(li);
72            if (!validLists[i].equals(li))
73                throw new Exception(li + " != " + validLists[i]);
74            li = Runtime.Version.parse(validVersions[i]).version();
75            if (!validLists[i].equals(li))
76                throw new Exception(li + " != " + validLists[i]);
77        }
78
79        for (int i = 0; i < invalidVersions.length; i++) {
80            try {
81                List<Integer> li =
82                        (List<Integer>)parseVersionNumbers.invoke(null, invalidVersions[i]);
83                throw new Exception(invalidVersions[i] +
84                        " not recognized as invalid by VersionProps.parseVersionNumbers()");
85            } catch (InvocationTargetException ex) {
86                if (ex.getCause() instanceof IllegalArgumentException) {
87                    System.out.println("OK - caught bad version string " +
88                            invalidVersions[i]);
89                } else {
90                    throw ex;
91                }
92            }
93
94            try {
95                List<Integer> li = Runtime.Version.parse(invalidVersions[i]).version();
96                throw new Exception(invalidVersions[i] +
97                        " not recognized as invalid by Runtime.Version.parse()");
98            } catch (IllegalArgumentException ex) {
99                continue;
100            }
101        }
102    }
103}
104