test/hotspot/jtreg/runtime/jni/atExit/TestAtExit.java

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

/*
 * @test
 * @bug 8238676
 * @summary Check that attempting to use the JNI invocation API from an
 *          atexit handler fails as expected without crashing.
 *
 * @library /test/lib
 * @run main/othervm/native TestAtExit
 */

public class TestAtExit {

    // Using a nested class that invokes an enclosing method makes it
    // easier to setup and use the native library.
    static class Tester {
        static {
            System.loadLibrary("atExit");
        }

        // Record the fact we are using System.exit for termination
        static native void setUsingSystemExit();

        public static void main(String[] args) throws Exception {
            if (args.length > 0) {
                setUsingSystemExit();
                System.exit(0);
            }
        }
    }

    public static void main(String[] args) throws Exception {
        // We mustn't load Tester in this VM so we exec by name.
        String main = "TestAtExit$Tester";

        String jlp = "-Djava.library.path=" + System.getProperty("test.nativepath");
        // First run will terminate via DestroyJavaVM
        OutputAnalyzer output = ProcessTools.executeTestJvm(jlp, main);
        output.shouldNotContain("Unexpected");
        output.shouldHaveExitValue(0);
        output.reportDiagnosticSummary();

        // Second run will terminate via System.exit()
        output = ProcessTools.executeTestJvm(jlp, main, "doExit");
        output.shouldNotContain("Unexpected");
        output.shouldHaveExitValue(0);
        output.reportDiagnosticSummary();
    }
}