T4880672.java revision 3170:dc017a37aac5 
1/*
2 * Copyright (c) 2009, 2015, 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 4880672 7031005
27 * @summary javap does not output inner interfaces of an interface
28 * @modules jdk.jdeps
29 */
30
31import java.io.*;
32import java.util.*;
33
34public class T4880672
35{
36    public static void main(String... args) {
37        new T4880672().run();
38    }
39
40    void run() {
41        verify("java.util.Map", "public interface java.util.Map$Entry");
42        verify("T4880672", "class T4880672$A$B");
43        verify("C", ""); // must not give error if no InnerClasses attribute
44        if (errors > 0)
45            throw new Error(errors + " found.");
46    }
47
48    void verify(String className, String... expects) {
49        String output = javap(className);
50        for (String expect: expects) {
51            if (output.indexOf(expect)< 0)
52                error(expect + " not found");
53        }
54    }
55
56    void error(String msg) {
57        System.err.println(msg);
58        errors++;
59    }
60
61    int errors;
62
63    String javap(String className) {
64        String testClasses = System.getProperty("test.classes", ".");
65        StringWriter sw = new StringWriter();
66        PrintWriter out = new PrintWriter(sw);
67        String[] args = { "-XDinner", "-classpath", testClasses, className };
68        int rc = com.sun.tools.javap.Main.run(args, out);
69        out.close();
70        String output = sw.toString();
71        System.out.println("class " + className);
72        System.out.println(output);
73        if (rc != 0)
74            throw new Error("javap failed. rc=" + rc);
75        if (output.indexOf("Error:") != -1)
76            throw new Error("javap reported error.");
77        return output;
78    }
79
80    class A {
81        class B { }
82    }
83}
84
85class C { }
86
87