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test/tools/javah/T6893943.java@af75fd6155de (annotated)

test/tools/javah/T6893943.java

Thu, 25 Feb 2010 13:32:08 -0800

author

jjg

date

Thu, 25 Feb 2010 13:32:08 -0800

changeset 508

af75fd6155de

child 529

3058880c0b8d

permissions

-rw-r--r--

6893943: exit code from javah with no args is 0
Reviewed-by: darcy

jjg@508	1	/*
jjg@508	2	* Copyright 2010 Sun Microsystems, Inc. All Rights Reserved.
jjg@508	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
jjg@508	4	*
jjg@508	5	* This code is free software; you can redistribute it and/or modify it
jjg@508	6	* under the terms of the GNU General Public License version 2 only, as
jjg@508	7	* published by the Free Software Foundation.
jjg@508	8	*
jjg@508	9	* This code is distributed in the hope that it will be useful, but WITHOUT
jjg@508	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
jjg@508	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
jjg@508	12	* version 2 for more details (a copy is included in the LICENSE file that
jjg@508	13	* accompanied this code).
jjg@508	14	*
jjg@508	15	* You should have received a copy of the GNU General Public License version
jjg@508	16	* 2 along with this work; if not, write to the Free Software Foundation,
jjg@508	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
jjg@508	18	*
jjg@508	19	* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
jjg@508	20	* CA 95054 USA or visit www.sun.com if you need additional information or
jjg@508	21	* have any questions.
jjg@508	22	*/
jjg@508	23
jjg@508	24	/*
jjg@508	25	* @test
jjg@508	26	* @bug 6893943
jjg@508	27	* @summary exit code from javah with no args is 0
jjg@508	28	*/
jjg@508	29
jjg@508	30	import java.io.*;
jjg@508	31	import java.util.*;
jjg@508	32
jjg@508	33	public class T6893943 {
jjg@508	34	public static void main(String... args) throws Exception {
jjg@508	35	new T6893943().run();
jjg@508	36	}
jjg@508	37
jjg@508	38	void run() throws Exception {
jjg@508	39	testSimpleAPI();
jjg@508	40	testCommand();
jjg@508	41	}
jjg@508	42
jjg@508	43	void testSimpleAPI() throws Exception {
jjg@508	44	PrintWriter pw = new PrintWriter(new OutputStreamWriter(System.err));
jjg@508	45	int rc = com.sun.tools.javah.Main.run(new String[] { }, pw);
jjg@508	46	expect("testSimpleAPI", rc, 1);
jjg@508	47	}
jjg@508	48
jjg@508	49	void testCommand() throws Exception {
jjg@508	50	File javaHome = new File(System.getProperty("java.home"));
jjg@508	51	if (javaHome.getName().equals("jre"))
jjg@508	52	javaHome = javaHome.getParentFile();
jjg@508	53
jjg@508	54	List<String> command = new ArrayList<String>();
jjg@508	55	command.add(new File(new File(javaHome, "bin"), "javah").getPath());
jjg@508	56	command.add("-J-Xbootclasspath:" + System.getProperty("sun.boot.class.path"));
jjg@508	57	//System.err.println("command: " + command);
jjg@508	58
jjg@508	59	ProcessBuilder pb = new ProcessBuilder(command);
jjg@508	60	pb.redirectErrorStream(true);
jjg@508	61	Process p = pb.start();
jjg@508	62	p.getOutputStream().close();
jjg@508	63	String line;
jjg@508	64	BufferedReader in = new BufferedReader(new InputStreamReader(p.getInputStream()));
jjg@508	65	while ((line = in.readLine()) != null)
jjg@508	66	System.err.println("javah: " + line);
jjg@508	67	int rc = p.waitFor();
jjg@508	68	expect("testCommand", rc, 1);
jjg@508	69	}
jjg@508	70
jjg@508	71	void expect(String name, int actual, int expect) throws Exception {
jjg@508	72	if (actual != expect)
jjg@508	73	throw new Exception(name + ": unexpected exit: " + actual + ", expected: " + expect);
jjg@508	74	}
jjg@508	75	}