@Test
public void nullTest2() {

    Map<String, String> variableDomains = new HashMap<>();
    PositiveBoundHiveBigInt.PositiveBoundHiveBigIntTag pos = new PositiveBoundHiveBigInt.PositiveBoundHiveBigIntTag();
    PositiveBoundHiveBigInt test = new PositiveBoundHiveBigInt();
    List<Map<String, String>> listOfMaps = new LinkedList<>();
    variableDomains.put("test", "");
    listOfMaps.add(variableDomains);
    pos.setMin("10");
    pos.setMax("100");
    pos.setName("test");
    pos.setNullable("true");
    List<Map<String, String>> list = test.pipelinePossibleStates(pos, listOfMaps);
    Assert.assertEquals(list.size(), 6);
    pos.setNullable("false");
    list = test.pipelinePossibleStates(pos, listOfMaps);
    Assert.assertEquals(list.size(), 5);
}