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test/tools/javap/T8033180.java@0b6cc4ea670f (annotated)

test/tools/javap/T8033180.java

Wed, 13 Aug 2014 14:50:00 -0700

author

katleman

date

Wed, 13 Aug 2014 14:50:00 -0700

changeset 2549

0b6cc4ea670f

parent 0

959103a6100f

permissions

-rw-r--r--

Added tag jdk8u40-b01 for changeset bf89a471779d

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
aoqi@0	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0	4	*
aoqi@0	5	* This code is free software; you can redistribute it and/or modify it
aoqi@0	6	* under the terms of the GNU General Public License version 2 only, as
aoqi@0	7	* published by the Free Software Foundation.
aoqi@0	8	*
aoqi@0	9	* This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0	12	* version 2 for more details (a copy is included in the LICENSE file that
aoqi@0	13	* accompanied this code).
aoqi@0	14	*
aoqi@0	15	* You should have received a copy of the GNU General Public License version
aoqi@0	16	* 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0	18	*
aoqi@0	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0	20	* or visit www.oracle.com if you need additional information or have any
aoqi@0	21	* questions.
aoqi@0	22	*/
aoqi@0	23
aoqi@0	24	/*
aoqi@0	25	* @test
aoqi@0	26	* @bug 8033180
aoqi@0	27	* @summary Bad newline characters
aoqi@0	28	*/
aoqi@0	29
aoqi@0	30	import java.io.*;
aoqi@0	31	import java.util.*;
aoqi@0	32
aoqi@0	33	public class T8033180 {
aoqi@0	34
aoqi@0	35	public static void main(String... args) throws Exception {
aoqi@0	36	new T8033180().run();
aoqi@0	37	}
aoqi@0	38
aoqi@0	39	void run() throws Exception {
aoqi@0	40	// fast-track this case, because test cannot fail in this case
aoqi@0	41	if (lineSep.equals(nl))
aoqi@0	42	return;
aoqi@0	43
aoqi@0	44	test("-help");
aoqi@0	45	test("-version");
aoqi@0	46
aoqi@0	47	if (errors > 0)
aoqi@0	48	throw new Exception(errors + " errors occurred");
aoqi@0	49	}
aoqi@0	50
aoqi@0	51	static final String lineSep = System.getProperty("line.separator");
aoqi@0	52	static final String nl = "\n";
aoqi@0	53
aoqi@0	54	void test(String... opts) throws Exception {
aoqi@0	55	System.err.println("test " + Arrays.asList(opts));
aoqi@0	56	List<String> args = new ArrayList<String>();
aoqi@0	57	args.addAll(Arrays.asList(opts));
aoqi@0	58	StringWriter sw = new StringWriter();
aoqi@0	59	PrintWriter pw = new PrintWriter(sw);
aoqi@0	60	int rc = com.sun.tools.javap.Main.run(args.toArray(new String[args.size()]), pw);
aoqi@0	61	pw.close();
aoqi@0	62	String out = sw.toString();
aoqi@0	63	if (rc != 0)
aoqi@0	64	throw new Exception("javap failed unexpectedly: rc=" + rc);
aoqi@0	65
aoqi@0	66	// remove all valid platform newline sequences
aoqi@0	67	String out2 = out.replace(lineSep, "");
aoqi@0	68
aoqi@0	69	// count the remaining simple newline characters
aoqi@0	70	int count = 0;
aoqi@0	71	int i = out2.indexOf(nl, 0);
aoqi@0	72	while (i != -1) {
aoqi@0	73	count++;
aoqi@0	74	i = out2.indexOf(nl, i + nl.length());
aoqi@0	75	}
aoqi@0	76
aoqi@0	77	if (count > 0)
aoqi@0	78	error(count + " newline characters found");
aoqi@0	79	}
aoqi@0	80
aoqi@0	81	void error(String msg) {
aoqi@0	82	System.err.println("Error: " + msg);
aoqi@0	83	errors++;
aoqi@0	84	}
aoqi@0	85
aoqi@0	86	int errors = 0;
aoqi@0	87	}
aoqi@0	88