public async void PersonId_Create_Valid_Reference()
        {
            Mock <ICallPersonRepository> callPersonRepository = new Mock <ICallPersonRepository>();

            callPersonRepository.Setup(x => x.PersonByPersonId(It.IsAny <int>())).Returns(Task.FromResult <Person>(new Person()));

            var validator = new ApiCallPersonServerRequestModelValidator(callPersonRepository.Object);
            await validator.ValidateCreateAsync(new ApiCallPersonServerRequestModel());

            validator.ShouldNotHaveValidationErrorFor(x => x.PersonId, 1);
        }
        public async void Note_Create_length()
        {
            Mock <ICallPersonRepository> callPersonRepository = new Mock <ICallPersonRepository>();

            callPersonRepository.Setup(x => x.Get(It.IsAny <int>())).Returns(Task.FromResult(new CallPerson()));

            var validator = new ApiCallPersonServerRequestModelValidator(callPersonRepository.Object);
            await validator.ValidateCreateAsync(new ApiCallPersonServerRequestModel());

            validator.ShouldHaveValidationErrorFor(x => x.Note, new string('A', 8001));
        }