@Test
public void findByUnknownId() {
when(dao.findById(2)).thenReturn(null);
Employment result = service.findById(2);
verify(dao).findById(2);
assertNull(result);
}
@Test
public void findById() {
Employment employment = EmploymentDaoJpaTest.createEmployment(1, "Test Employment One");
when(dao.findById(1)).thenReturn(employment);
Employment employmentTest = service.findById(1);
verify(dao).findById(1);
assertSame(employment, employmentTest);
}
