1/*
2 * Copyright (c) 2013, 2017, 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 8005644
27 * @summary set default max errs and max warns
28 * @modules jdk.javadoc/com.sun.tools.doclets.standard
29 */
30
31import java.io.File;
32import java.io.PrintWriter;
33import java.io.StringWriter;
34import java.util.regex.Matcher;
35import java.util.regex.Pattern;
36
37import com.sun.javadoc.DocErrorReporter;
38import com.sun.javadoc.RootDoc;
39
40public class MaxWarns {
41    public static void main(String... args) throws Exception {
42        new MaxWarns().run();
43    }
44
45    void run() throws Exception {
46        final int defaultMaxWarns = 100;
47        File f = new File(System.getProperty("test.src"), "MaxWarns.java");
48        String out = javadoc(f);
49        check(out, defaultMaxWarns);
50
51        if (errors > 0)
52            throw new Exception(errors + " errors occurred");
53    }
54
55    String javadoc(File f) {
56        StringWriter sw = new StringWriter();
57        PrintWriter pw = new PrintWriter(sw);
58        String[] args = { f.getPath() };
59        int rc = com.sun.tools.javadoc.Main.execute("javadoc", pw, pw, pw,
60                "MaxWarns$TestDoclet",
61                getClass().getClassLoader(), args);
62        pw.flush();
63        return sw.toString();
64    }
65
66    private static final String WARNING_TEXT = "count ";
67
68    void check(String out, int count) {
69        System.err.println(out);
70        Pattern warn = Pattern.compile("warning - " + WARNING_TEXT + "[0-9]+");
71        Matcher m = warn.matcher(out);
72        int n = 0;
73        for (int start = 0; m.find(start); start = m.start() + 1) {
74            n++;
75        }
76        if (n != count)
77            error("unexpected number of warnings reported: " + n + "; expected: " + count);
78
79        Pattern warnCount = Pattern.compile("(?ms).*^([0-9]+) warnings$.*");
80        m = warnCount.matcher(out);
81        if (m.matches()) {
82            n = Integer.parseInt(m.group(1));
83            if (n != count)
84                error("unexpected number of warnings reported: " + n + "; expected: " + count);
85        } else
86            error("total count not found");
87    }
88
89    void error(String msg) {
90        System.err.println("Error: " + msg);
91        errors++;
92    }
93
94    int errors;
95
96    public static class TestDoclet {
97
98        public static boolean start(RootDoc root) {
99            // generate 150 warnings
100            for (int i = 1 ; i <= 150 ; i++) {
101                root.printWarning(WARNING_TEXT + i);
102            }
103            return true;
104        }
105
106        public static int optionLength(String option) {
107            return 0;
108        }
109
110        public static boolean validOptions(String[][] options, DocErrorReporter reporter) {
111            return true;
112        }
113    }
114}
115
116