/*

 * Copyright (c) 2013, 2018 Oracle and/or its affiliates. All rights reserved.

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

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * 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,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

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 * questions.

 */

/*

 * @test

 * @bug 8006298 8204055

 * @summary Using an unrecognized VM option should print the name of the option

 * @library /test/lib

 * @modules java.base/jdk.internal.misc

 *          java.management

 */

import jdk.test.lib.process.ProcessTools;

import jdk.test.lib.process.OutputAnalyzer;

public class UnrecognizedVMOption {

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

    // Note: -XX by itself is an unrecognized launcher option, the :

    // must be present for it to be passed through as a VM option.

    String[] badOptions = {

      "",  // empty option

      "bogus_option",

    };

    for (String option : badOptions) {

      ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(

          "-XX:" + option, "-version");

      OutputAnalyzer output = new OutputAnalyzer(pb.start());

      output.shouldContain("Unrecognized VM option '" + option + "'");

      output.shouldHaveExitValue(1);

    }

  }

}