@Test
public void testMapperFieldName_noNewFieldName() {

  LOG.info("testMapperFieldName_noNewFieldName()");
  Map<String, Object> mapConfigs = new HashMap<>();
  MapperFieldName mapperFieldName = new MapperFieldName();
  assertFalse("Was able to initialize!", mapperFieldName.init(null, "someField", null, mapConfigs));
}