TestUserDoclet.java revision 3350:c0b062e1effd 
1/*
2 * Copyright (c) 2011, 2016, 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 6964914
27 * @summary javadoc does not output number of warnings using user written doclet
28 * @modules jdk.javadoc
29 */
30
31import java.io.*;
32import java.util.*;
33
34import com.sun.javadoc.Doclet;
35import com.sun.javadoc.RootDoc;
36
37public class TestUserDoclet extends Doclet {
38    public static void main(String... args) throws Exception {
39        new TestUserDoclet().run();
40    }
41
42    static final String docletWarning = "warning from test doclet";
43
44    /** Main doclet method. */
45    public static boolean start(RootDoc root) {
46        root.printWarning(null, docletWarning);
47        return true;
48    }
49
50    /** Main test method. */
51    void run() throws Exception {
52        File javaHome = new File(System.getProperty("java.home"));
53        File javadoc = new File(new File(javaHome, "bin"), "javadoc");
54        File testSrc = new File(System.getProperty("test.src"));
55        File testClasses = new File(System.getProperty("test.classes"));
56
57        // run javadoc in separate process to ensure doclet executed under
58        // normal user conditions w.r.t. classloader
59        String thisClassName = TestUserDoclet.class.getName();
60        List<String> cmdArgs = new ArrayList<>();
61        cmdArgs.add(javadoc.getPath());
62        int i = 0;
63        String prop;
64        while ((prop = System.getProperty("jdk.launcher.patch." + (i++))) != null) {
65            cmdArgs.add("-J-Xpatch:" + prop);
66        }
67        cmdArgs.addAll(Arrays.asList(
68                "-doclet", thisClassName,
69                "-docletpath", testClasses.getPath(),
70                new File(testSrc, thisClassName + ".java").getPath()
71        ));
72        Process p = new ProcessBuilder()
73            .command(cmdArgs)
74            .redirectErrorStream(true)
75            .start();
76
77        int actualDocletWarnCount = 0;
78        int reportedDocletWarnCount = 0;
79        BufferedReader in = new BufferedReader(new InputStreamReader(p.getInputStream()));
80        try {
81            String line;
82            while ((line = in.readLine()) != null) {
83                System.err.println(line);
84                if (line.contains(docletWarning))
85                    actualDocletWarnCount++;
86                if (line.matches("[0-9]+ warning(s)?"))
87                    reportedDocletWarnCount =
88                            Integer.valueOf(line.substring(0, line.indexOf(" ")));
89            }
90        } finally {
91            in.close();
92        }
93        int rc = p.waitFor();
94        if (rc != 0)
95            System.err.println("javadoc failed, rc:" + rc);
96
97        int expectedDocletWarnCount = 1;
98        checkEqual("actual", actualDocletWarnCount, "expected", expectedDocletWarnCount);
99        checkEqual("actual", actualDocletWarnCount, "reported", reportedDocletWarnCount);
100    }
101
102    void checkEqual(String l1, int i1, String l2, int i2) throws Exception {
103        if (i1 != i2)
104            throw new Exception(l1 + " warn count, " + i1 + ", does not match "
105                        + l2 + " warn count, " + i2);
106    }
107
108}
109