public async void Phone_Update_length()
        {
            Mock <IPersonRepository> personRepository = new Mock <IPersonRepository>();

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

            var validator = new ApiPersonServerRequestModelValidator(personRepository.Object);
            await validator.ValidateUpdateAsync(default(int), new ApiPersonServerRequestModel());

            validator.ShouldHaveValidationErrorFor(x => x.Phone, new string('A', 33));
        }
        public async void PersonName_Create_null()
        {
            Mock <IPersonRepository> personRepository = new Mock <IPersonRepository>();

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

            var validator = new ApiPersonServerRequestModelValidator(personRepository.Object);
            await validator.ValidateCreateAsync(new ApiPersonServerRequestModel());

            validator.ShouldHaveValidationErrorFor(x => x.PersonName, null as string);
        }