jdk8-mips64-public/langtools: test/tools/javah/TestHelpOpts.java@375834b5cf08

     1 /*

     2  * Copyright (c) 2010, 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  */

    24 /*

    25  * @test

    26  * @bug 6893932 6990390

    27  * @summary javah help screen lists -h and -? but does not accept them

    28  */

    30 import java.io.*;

    31 import java.util.*;

    33 public class TestHelpOpts {

    34     public static void main(String... args) throws Exception {

    35         new TestHelpOpts().run();

    36     }

    38     void run() throws Exception {

    39         Locale prev = Locale.getDefault();

    40         try {

    41             Locale.setDefault(Locale.ENGLISH);

    43             String[] opts = { "-h", "-help", "-?", "--help" };

    44             for (String opt: opts)

    45                 test(opt);

    46         } finally {

    47             Locale.setDefault(prev);

    48         }

    50         if (errors > 0)

    51             throw new Exception(errors + " errors occurred");

    52     }

    54     void test(String opt) {

    55         System.err.println("test " + opt);

    56         String[] args = { opt };

    58         StringWriter sw = new StringWriter();

    59         PrintWriter pw = new PrintWriter(sw);

    60         int rc = com.sun.tools.javah.Main.run(args, pw);

    61         pw.close();

    62         String out = sw.toString();

    63         if (!out.isEmpty())

    64             System.err.println(out);

    65         if (rc != 0)

    66             error("Unexpected exit: rc=" + rc);

    68         String flat = out.replaceAll("\\s+", " "); // canonicalize whitespace

    69         if (!flat.contains("Usage: javah [options] <classes> where [options] include:"))

    70             error("expected text not found");

    71         if (flat.contains("main.opt"))

    72             error("key not found in resource bundle: " + flat.replaceAll(".*(main.opt.[^ ]*).*", "$1"));

    73     }

    75     void error(String msg) {

    76         System.err.println(msg);

    77         errors++;

    78     }

    80     int errors;

    81 }

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