@Override
    public V joinInternal() {
        return resolve(super.joinInternal());
    }
@Test
    public void test_joinInternal() {
        Object value = "value";
        DeserializingCompletableFuture<Object> future = new DeserializingCompletableFuture<>(serializationService, deserialize);

        future.complete(value);
        assertEquals(value, future.joinInternal());
    }