@Test
@SuppressWarnings("unchecked")
public void testCodec() {

    String topic = UUID.randomUUID().toString();
    List<Person> persons = new ArrayList<>();
    vertx.eventBus().<Person> consumer(topic, m -> persons.add(m.body()));
    vertx.eventBus().getDelegate().registerCodec(new PersonCodec());
    Map<String, Object> config = new HashMap<>();
    config.put("address", topic);
    config.put("codec", "PersonCodec");
    EventBusSink sink = new EventBusSink(vertx,
            new VertxEventBusConnectorOutgoingConfiguration(new MapBasedConfig(config)));
    SubscriberBuilder<? extends Message<?>, Void> subscriber = sink.sink();
    Multi.createFrom().range(0, 10)
            .map(i -> new Person().setName("name").setAge(i))
            .map(Message::of)
            .subscribe((Subscriber<Message<?>>) subscriber.build());
    await().until(() -> persons.size() == 10);
    assertThat(persons.size()).isEqualTo(10);
}