@Test
public void test() throws UnknownHostException {

    MongodbHandler sut = new MongodbHandler(mock(DataBaseConfig.class), mock(DB.class));
    final Supplier<Jongo> jongoSupplier = prepareJongoSupplier(collectionName, tClass, tInstance);
    sut.setJongoSupplier(jongoSupplier);
    actAssert.accept(sut, jongoSupplier.get().getCollection(collectionName));
}