public void test_AddPerson_CallsRecordServiceToFindAndUpdateRecord()
{
PersonInRecord personToAdd = new PersonInRecord();
_controller.AddPerson(RECORD_ID, personToAdd);
_recordService.Verify(x => x.GetById(RECORD_ID));
_recordService.Verify(x => x.Update(RECORD_ID, It.Is <Record>(r =>
r.Persons.Count() == 1 &&
r.Persons.Single().Equals(personToAdd)
)));
}
