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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

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 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

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 */

/*

 * @test TestNullTerminatedFlags

 * @bug 6522873

 * @summary Test that the VM don't allow random junk characters at the end of valid command line flags.

 * @library /testlibrary

 * @modules java.base/sun.misc

 *          java.management

 * @run driver TestNullTerminatedFlags

 */

public class TestNullTerminatedFlags {

   public static String[] options = {

            "-Xnoclassgc",

            "-Xconcgc",

            "-Xnoconcgc",

            "-Xbatch",

            "-green",

            "-native",

            "-Xsqnopause",

            "-Xrs",

            "-Xusealtsigs",

            "-Xoptimize",

            "-Xprof",

            "-Xconcurrentio",

            "-Xinternalversion",

            "-Xprintflags",

            "-Xint",

            "-Xmixed",

            "-Xcomp",

            "-Xshare:dump",

            "-Xshare:on",

            "-Xshare:auto",

            "-Xshare:off",

            "-Xdebug",

            "-Xnoagent",

            "-Xboundthreads"

        };

    public static void main(String args[]) throws Exception{

        for (String option : options) {

            String testOption = option + "junk";

            ProcessBuilder pb =

                ProcessTools.createJavaProcessBuilder(testOption, "-version");

            new OutputAnalyzer(pb.start())

                    .shouldContain("Unrecognized option: " + testOption)

                    .shouldHaveExitValue(1);

        }

    }

}