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/*
* @test TestDefNewCMS
* @key gc
* @bug 8065972
* @summary Test that the unsupported DefNew+CMS combination does not start
* @library /testlibrary
* @modules java.base/jdk.internal.misc
*          java.management
*/

import jdk.test.lib.OutputAnalyzer;
import jdk.test.lib.ProcessTools;

public class TestDefNewCMS {

  public static void main(String args[]) throws Exception {
    ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:-UseParNewGC", "-XX:+UseConcMarkSweepGC", "-version");
    OutputAnalyzer output = new OutputAnalyzer(pb.start());
    output.shouldContain("It is not possible to combine the DefNew young collector with the CMS collector.");
    output.shouldContain("Error");
    output.shouldHaveExitValue(1);
  }

}