1 /*
2 * Copyright (c) 2013, 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 */
25 * @test
26 * @bug 8027411 8032869
27 * @summary test an invalid option
28 * @modules jdk.jdeps/com.sun.tools.javap
29 */
30
31 import java.io.*;
32 import java.util.zip.*;
33
34 public class InvalidOptions {
35 int errorCount;
36 String log;
37
38 public static void main(String[] args) throws Exception {
39 new InvalidOptions().run();
40 }
41
42 void run() throws Exception {
43 test(2, "-b", "Error: unknown option: -b",
44 "Usage: javap <options> <classes>",
45 "use -help for a list of possible options");
46 if (errorCount > 0)
47 throw new Exception(errorCount + " errors received");
48 }
49
50 void test(int expect, String option, String ... expectedOutput) {
51 String output = runJavap(expect, option);
52 verify(output, expectedOutput);
53 }
54
55 String runJavap(int expect, String... option) {
56 StringWriter sw = new StringWriter();
57 PrintWriter pw = new PrintWriter(sw);
58 int rc = com.sun.tools.javap.Main.run(option, pw);
59 pw.close();
60 System.out.println("javap prints:");
61 System.out.println(sw);
62 if (rc != expect)
63 throw new Error("Expect to return " + expect + ", but return " + rc);
64 return sw.toString();
65 }
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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 */
25 * @test
26 * @bug 8027411 8032869
27 * @summary test an invalid option
28 * @modules jdk.jdeps/com.sun.tools.javap
29 */
30
31 import java.io.*;
32 import java.util.zip.*;
33
34 public class InvalidOptions {
35 int errorCount;
36 String log;
37
38 public static void main(String[] args) throws Exception {
39 new InvalidOptions().run();
40 }
41
42 void run() throws Exception {
43 test(2, "-b", "Error: unknown option: -b",
44 "Usage: javap <options> <classes>",
45 "use --help for a list of possible options");
46 if (errorCount > 0)
47 throw new Exception(errorCount + " errors received");
48 }
49
50 void test(int expect, String option, String ... expectedOutput) {
51 String output = runJavap(expect, option);
52 verify(output, expectedOutput);
53 }
54
55 String runJavap(int expect, String... option) {
56 StringWriter sw = new StringWriter();
57 PrintWriter pw = new PrintWriter(sw);
58 int rc = com.sun.tools.javap.Main.run(option, pw);
59 pw.close();
60 System.out.println("javap prints:");
61 System.out.println(sw);
62 if (rc != expect)
63 throw new Error("Expect to return " + expect + ", but return " + rc);
64 return sw.toString();
65 }
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