1 /* 2 * Copyright (c) 2010, 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 6893932 6990390 27 * @summary javah help screen lists -h and -? but does not accept them 28 * @modules jdk.compiler 29 */ 30 31 import java.io.*; 32 import java.util.*; 33 34 public class TestHelpOpts { 35 public static void main(String... args) throws Exception { 36 new TestHelpOpts().run(); 37 } 38 39 void run() throws Exception { 40 Locale prev = Locale.getDefault(); 41 try { 42 Locale.setDefault(Locale.ENGLISH); 43 44 String[] opts = { "-h", "-help", "-?", "--help" }; 45 for (String opt: opts) 46 test(opt); 47 } finally { 48 Locale.setDefault(prev); 49 } 50 51 if (errors > 0) 52 throw new Exception(errors + " errors occurred"); 53 } 54 55 void test(String opt) { 56 System.err.println("test " + opt); 57 String[] args = { opt }; 58 59 StringWriter sw = new StringWriter(); 60 PrintWriter pw = new PrintWriter(sw); 61 int rc = com.sun.tools.javah.Main.run(args, pw); 62 pw.close(); 63 String out = sw.toString(); 64 if (!out.isEmpty()) 65 System.err.println(out); 66 if (rc != 0) 67 error("Unexpected exit: rc=" + rc); 68 69 String flat = out.replaceAll("\\s+", " "); // canonicalize whitespace 70 if (!flat.contains("Usage: javah [options] <classes> where [options] include:")) 71 error("expected text not found"); 72 if (flat.contains("main.opt")) 73 error("key not found in resource bundle: " + flat.replaceAll(".*(main.opt.[^ ]*).*", "$1")); 74 } 75 76 void error(String msg) { 77 System.err.println(msg); 78 errors++; 79 } 80 81 int errors; 82 }