@Test
public void testEqualsObject() {

    assertTrue("Wrong hashCode implementation, same users have NOT same hash-code ", leOne.hashCode() == leOne.hashCode());
    assertFalse("Wrong hashCode implementation, different users have same hash-code", leOne.hashCode() == leThree.hashCode());
    assertTrue("Wrong hashCode implementation, same users have NOT same hash-code ", leOne.hashCode() == sameAsLeOne.hashCode());
}