public class MongolinkRule extends ExternalResource {
    public static MongolinkRule withPackage(String... packagesToScan) {
        MongolinkRule result = new MongolinkRule();
        ContextBuilder contextBuilder = new ContextBuilder(packagesToScan);
        sesionManager = MongoSessionManager.create(contextBuilder, Settings.defaultInstance().withDbFactory(FongoDbFactory.class));
        return result;
    }