@Test
public void testThisEquals() throws NoSuchFieldException, IllegalAccessException {

  // given
  String iriStr = "http://www.boc.com#hasbocID";
  IRI iri = IRI.create(iriStr);
  ZDataProperty zdataproperty = new ZDataProperty(iri);
  // then
  assertFalse(zdataproperty.equals(null));
}