/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
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 * 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).
 *
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 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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/*
 * @test
 * @bug 8006298
 * @summary Setting an invalid value for a bool argument should result in a useful error message
 * @library /testlibrary
 * @modules java.base/jdk.internal.misc
 *          java.management
 */

import jdk.test.lib.*;

public class BooleanFlagWithInvalidValue {
  public static void main(String[] args) throws Exception {
    ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
        "-XX:+PrintWarnings=8", "-version");

    OutputAnalyzer output = new OutputAnalyzer(pb.start());
    output.shouldContain("Improperly specified VM option 'PrintWarnings=8'");
    output.shouldHaveExitValue(1);

    pb = ProcessTools.createJavaProcessBuilder(
        "-XX:-PrintWarnings=8", "-version");

    output = new OutputAnalyzer(pb.start());
    output.shouldContain("Improperly specified VM option 'PrintWarnings=8'");
    output.shouldHaveExitValue(1);
  }
}