T6622216.java revision 3294:9adfb22ff08f 
1/*
2 * Copyright (c) 2008, 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 6622216
27 * @summary javap names some attributes incorrectly
28 * @modules jdk.jdeps/com.sun.tools.javap
29 */
30
31import java.io.*;
32
33public class T6622216 {
34    public static void main(String[] args) throws Exception {
35        new T6622216().run();
36    }
37
38    public void run() throws IOException {
39        File javaFile = writeTestFile();
40        File classFile = compileTestFile(javaFile);
41        String output = javap(classFile);
42        verify(output);
43    }
44
45    File writeTestFile() throws IOException {
46        File f = new File("Outer.java");
47        PrintWriter out = new PrintWriter(new BufferedWriter(new FileWriter(f)));
48        out.println("class Outer {");
49        out.println("    class Inner { }");
50        out.println("}");
51        out.close();
52        return f;
53    }
54
55    File compileTestFile(File f) {
56        int rc = com.sun.tools.javac.Main.compile(new String[] { f.getPath() });
57        if (rc != 0)
58            throw new Error("compilation failed. rc=" + rc);
59        String path = f.getPath();
60        return new File(path.substring(0, path.length() - 5) + ".class");
61    }
62
63    String javap(File f) {
64        StringWriter sw = new StringWriter();
65        PrintWriter out = new PrintWriter(sw);
66        int rc = com.sun.tools.javap.Main.run(new String[] { "-v", f.getPath() }, out);
67        if (rc != 0)
68            throw new Error("javap failed. rc=" + rc);
69        out.close();
70        return sw.toString();
71    }
72
73    void verify(String output) {
74        System.out.println(output);
75        if (output.indexOf("InnerClasses") == -1)
76            throw new Error("InnerClasses not found in output");
77    }
78}
79