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/*
 * @test
 * @bug 8225056
 * @compile planets/OuterPlanets.jcod planets/Mars.jcod
 * @compile planets/Neptune.java asteroids/Pluto.java asteroids/Charon.java
 * @run main SealedUnnamedModuleTest
 */

public class SealedUnnamedModuleTest {

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

        // Classes Neptune, Mars, Pluto, and Charon all try to extend sealed class OuterPlanets.
        // Class OuterPlanets permits Nepturn, Pluto, and Charon.

        // Test permitted subclass and superclass in unnamed module and same package.
        // This should succeed.
        Class neptune = Class.forName("planets.Neptune");

        // Test unpermitted subclass and superclass in unnamed module and same package.
        // This should fail.
        try {
            Class mars = Class.forName("planets.Mars");
            throw new RuntimeException("Expected IncompatibleClassChangeError exception not thrown");
        } catch (IncompatibleClassChangeError e) {
            if (!e.getMessage().contains("cannot inherit from sealed class")) {
                throw new RuntimeException("Wrong IncompatibleClassChangeError exception thrown: " + e.getMessage());
            }
        }

        // Test non-public permitted subclass and superclass in same unnamed module but
        // in different packages.  This should fail.
        try {
            Class pluto = Class.forName("asteroids.Pluto");
            throw new RuntimeException("Expected IncompatibleClassChangeError exception not thrown");
        } catch (IncompatibleClassChangeError e) {
            if (!e.getMessage().contains("cannot inherit from sealed class")) {
                throw new RuntimeException("Wrong IncompatibleClassChangeError exception thrown: " + e.getMessage());
            }
        }

        // Test public permitted subclass and superclass in same unnamed module but
        // in different packages.  This should succeed.
        Class charon = Class.forName("asteroids.Charon");
    }
}