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test/tools/javah/TestHelpOpts.java@33603a5fa84d (annotated)

test/tools/javah/TestHelpOpts.java

Tue, 05 Oct 2010 17:37:31 -0700

author

jjg

date

Tue, 05 Oct 2010 17:37:31 -0700

changeset 707

33603a5fa84d

child 709

5b5d965900b8

permissions

-rw-r--r--

6893932: javah help screen lists -h and -? but does not accept them
Reviewed-by: darcy

jjg@707	1	/*
jjg@707	2	* Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
jjg@707	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
jjg@707	4	*
jjg@707	5	* This code is free software; you can redistribute it and/or modify it
jjg@707	6	* under the terms of the GNU General Public License version 2 only, as
jjg@707	7	* published by the Free Software Foundation.
jjg@707	8	*
jjg@707	9	* This code is distributed in the hope that it will be useful, but WITHOUT
jjg@707	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
jjg@707	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
jjg@707	12	* version 2 for more details (a copy is included in the LICENSE file that
jjg@707	13	* accompanied this code).
jjg@707	14	*
jjg@707	15	* You should have received a copy of the GNU General Public License version
jjg@707	16	* 2 along with this work; if not, write to the Free Software Foundation,
jjg@707	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
jjg@707	18	*
jjg@707	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
jjg@707	20	* or visit www.oracle.com if you need additional information or have any
jjg@707	21	* questions.
jjg@707	22	*/
jjg@707	23
jjg@707	24	/*
jjg@707	25	* @test
jjg@707	26	* @bug 6893932
jjg@707	27	* @summary javah help screen lists -h and -? but does not accept them
jjg@707	28	*/
jjg@707	29
jjg@707	30	import java.io.*;
jjg@707	31	import java.util.*;
jjg@707	32
jjg@707	33	public class TestHelpOpts {
jjg@707	34	public static void main(String... args) throws Exception {
jjg@707	35	new TestHelpOpts().run();
jjg@707	36	}
jjg@707	37
jjg@707	38	void run() throws Exception {
jjg@707	39	Locale prev = Locale.getDefault();
jjg@707	40	try {
jjg@707	41	Locale.setDefault(Locale.ENGLISH);
jjg@707	42
jjg@707	43	String[] opts = { "-h", "-help", "-?", "--help" };
jjg@707	44	for (String opt: opts)
jjg@707	45	test(opt);
jjg@707	46	} finally {
jjg@707	47	Locale.setDefault(prev);
jjg@707	48	}
jjg@707	49
jjg@707	50	if (errors > 0)
jjg@707	51	throw new Exception(errors + " errors occurred");
jjg@707	52	}
jjg@707	53
jjg@707	54	void test(String opt) {
jjg@707	55	System.err.println("test " + opt);
jjg@707	56	String[] args = { opt };
jjg@707	57
jjg@707	58	StringWriter sw = new StringWriter();
jjg@707	59	PrintWriter pw = new PrintWriter(sw);
jjg@707	60	int rc = com.sun.tools.javah.Main.run(args, pw);
jjg@707	61	pw.close();
jjg@707	62	String out = sw.toString();
jjg@707	63	if (!out.isEmpty())
jjg@707	64	System.err.println(out);
jjg@707	65	if (rc != 0)
jjg@707	66	error("Unexpected exit: rc=" + rc);
jjg@707	67
jjg@707	68	String flat = out.replaceAll("\\s+", " "); // canonicalize whitespace
jjg@707	69	if (!flat.contains("Usage: javah [options] <classes> where [options] include:"))
jjg@707	70	error("expected text not found");
jjg@707	71	}
jjg@707	72
jjg@707	73	void error(String msg) {
jjg@707	74	System.err.println(msg);
jjg@707	75	errors++;
jjg@707	76	}
jjg@707	77
jjg@707	78	int errors;
jjg@707	79	}