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

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 *

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 */

/*

 * @test

 * @bug 8046171 8211065

 * @summary Setup nestmate calls to private methods then use

 *          modified jcod classes to introduce errors. Test with

 *          and without verification enabled

 * @compile TestInvokeErrors.java

 * @compile MissingMethod.jcod

 *          MissingMethodWithSuper.jcod

 *          MissingNestHost.jcod

 * @run main TestInvokeErrors true

 */

public class TestInvokeErrors {

    static class Nested {

        private void priv_invoke() {

            System.out.println("Nested::priv_invoke");

        }

    }

    static class MissingMethod {

        // jcod version will rename this method to not_priv_invoke

        private void priv_invoke() {

            System.out.println("MissingMethod::priv_invoke");

        }

    }

    static class MissingMethodWithSuper extends Nested {

        // jcod version will rename this method to not_priv_invoke

        private void priv_invoke() {

            System.out.println("MissingMethodWithSuper::priv_invoke");

        }

    }

    static class MissingNestHost {

        // jcod version will change NestHost to a non-existent class

        private void priv_invoke() {

            System.out.println("MissingNestHost::priv_invoke");

        }

    }

    // Helper class adds a level of indirection to avoid the main class

    // failing verification if these tests are written directly in main.

    // That can only happen if using invokespecial for nestmate invocation.

    static class Helper {

        static void doTest() {

            try {

                MissingNestHost m = new MissingNestHost();

                m.priv_invoke();

                throw new Error("Unexpected success invoking MissingNestHost.priv_invoke");

            }

            catch (NoClassDefFoundError ncdfe) {

                System.out.println("Got expected exception:" + ncdfe);

            }

        }

    }

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

        // some errors change depending on whether they are caught by the

        // verifier first

        boolean verifying = Boolean.parseBoolean(args[0]);

        System.out.println("Verification is " +

                           (verifying ? "enabled" : "disabled"));

        try {

            MissingMethod m = new MissingMethod();

            m.priv_invoke();

            throw new Error("Unexpected success invoking MissingMethod.priv_invoke");

        }

        catch (NoSuchMethodError nsme) {

            System.out.println("Got expected exception:" + nsme);

        }

        // This test was revised to expect successful invocation of the

        // super class method - see JDK-8211065

        MissingMethodWithSuper m = new MissingMethodWithSuper();

        m.priv_invoke();

        // Verification of Helper will trigger the nestmate access check failure

        try {

            Helper.doTest();

        }

        catch (NoClassDefFoundError ncdfe) {

            if (verifying)

                System.out.println("Got expected exception:" + ncdfe);

            else

                throw new Error("Unexpected error loading Helper class with verification disabled");

        }

    }

}