TestLongUnrecognizedVMOption.java revision 11833:1cbffa2beba6 
1/*
2 * Copyright (c) 2015, 2016, 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 8129786
27 * @summary Verify that JVM correctly processes very long unrecognized VM option
28 * @library /test/lib
29 * @modules java.base/jdk.internal.misc
30 * @modules java.management
31 * @run main TestLongUnrecognizedVMOption
32 */
33
34import jdk.test.lib.process.OutputAnalyzer;
35import jdk.test.lib.process.ProcessTools;
36
37public class TestLongUnrecognizedVMOption {
38
39    /* Create option with very long length(greater than 500 characters) */
40    private static final String VERY_LONG_OPTION = String.format("%500s=10", "unrecognizedoption").replace(" ", "a");
41
42    public static void main(String[] args) throws Exception {
43        OutputAnalyzer output;
44
45        output = new OutputAnalyzer(ProcessTools.createJavaProcessBuilder("-XX:" + VERY_LONG_OPTION, "-version").start());
46        output.shouldHaveExitValue(1);
47        output.shouldContain(String.format("Unrecognized VM option '%s'", VERY_LONG_OPTION));
48    }
49}
50