TestOptimizeStringConcat.java revision 11707:ad7af1afda7a 
1/*
2 * Copyright (c) 2015 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 8068909
27 * @key regression
28 * @summary test that string optimizations produce code, that doesn't lead to a crash.
29 *
30 * @run main/othervm -XX:-BackgroundCompilation -XX:-UseOnStackReplacement
31 *                   compiler.stringopts.TestOptimizeStringConcat
32 * @author axel.siebenborn@sap.com
33 */
34
35package compiler.stringopts;
36
37public class TestOptimizeStringConcat {
38
39    static boolean checkArgumentSyntax(String value, String allowedchars, String notallowedchars, String logmsg) {
40        String rc = null;
41
42        int maxchar = 99999;
43        int minchar = 1;
44        if ((allowedchars != null && notallowedchars != null) || minchar > maxchar) {
45            rc = "internal error";
46        } else {
47            if (value == null) {
48                rc = "the value null is not allowed, it is missing";
49            } else if (value != null && minchar > 0 && value.trim().equals("")) {
50                rc = "the value must not be empty";
51            } else if (value != null) {
52                if (value.length() < minchar || value.length() > maxchar) {
53                    if (rc == null) {
54                        rc = "the value length must be between +minchar+ and +maxchar";
55                    }
56                }
57                char[] _value = value.toCharArray();
58                boolean dotfound = false;
59                int i = 1;
60                if (_value[i] == '.' && !dotfound) {
61                    dotfound = true;
62                } else if (allowedchars != null && allowedchars.indexOf(_value[i]) == -1) {
63                    if (rc == null) {
64                        rc = "the value contains an illegal character: '" + _value[i] + "', only following characters are allowed: '+allowedchars+'";
65                    } else {
66                        rc += " / the value contains an illegal character: '" + _value[i] + "', only following characters are allowed: '+allowedchars+'";
67                    }
68                } else if (notallowedchars != null && notallowedchars.indexOf(_value[i]) != -1) {
69                    if (rc == null) {
70                        rc = "the value contains an illegal character: '" + _value[i] + "', following characters are not allowed '+notallowedchars+'";
71                    } else {
72                        rc += " / the value contains an illegal character: '" + _value[i] + "', following characters are not allowed '+notallowedchars+'";
73                    }
74                }
75            }
76        }
77
78        if (rc != null) {
79            System.out.println(logmsg + " ==> " + rc);
80            return false;
81        }
82        return true;
83    }
84
85    public static void main(String[] args) {
86        boolean failed = false;
87        for (int i = 0; i < 10000; i++) {
88            failed |= !checkArgumentSyntax("theName", null, "\"<&", "Error consistencyCheck: name in component definition");
89            failed |= !checkArgumentSyntax(null, null, "\"<&", "Error consistencyCheck: name in component definition");
90            failed |= !checkArgumentSyntax("42", "0123456789.", null, "Error consistencyCheck: counter in component definition");
91        }
92        System.out.println(failed);
93    }
94}
95