@EventScope(Scope.BuildTree.class)
    interface BothListener extends TestFooListener, TestBarListener {
    }

    @EventScope(Scope.BuildTree.class)
    interface TestBazListener {
        void baz()
    }

    @EventScope(Scope.Global)
    interface TestListenerWithWrongScope {
        void foo(String param)
    }

    @EventScope(Scope.BuildTree.class)
    @StatefulListener

        1 * created.run()
        1 * service.something("12")
        0 * _
    }

    @EventScope(Scope.BuildTree)
    interface NotStatefulListener {
        void something(String param)
    }

    @ListenerService
    abstract class TestListenerService implements NotStatefulListener {
    }

    @EventScope(Scope.BuildTree)
    @StatefulListener
    interface TestListener {

        }
    }

    private <T> void assertCanBroadcast(Class<T> listenerClass) {
        EventScope scope = listenerClass.getAnnotation(EventScope.class);
        if (scope == null) {
            throw new IllegalArgumentException(String.format("Listener type %s is not annotated with @EventScope.", listenerClass.getName()));
        }
        if (!scope.value().equals(this.scope)) {