assertFalse(sr1.hashCode() == sr2.hashCode());
sr2.reverseName = RelationshipName.BROTHER;
assertEquals(sr1.hashCode(), sr2.hashCode());
// Perturb the individuals
sr1.individual1.changeDate = new ChangeDate();
assertFalse(sr1.hashCode() == sr2.hashCode());
sr2.individual1.changeDate = new ChangeDate();
assertEquals(sr1.hashCode(), sr2.hashCode());
sr1.individual1 = null;
assertFalse(sr1.hashCode() == sr2.hashCode());
sr2.individual1 = null;