public void FailsWhenUserIdentEmpty()
        {
            var request   = new UpdateListRequest(null, "");
            var validator = new UpdateListValidator();
            var failures  = validator.ShouldHaveValidationErrorFor(r => r.UserIdent, request);

            Assert.AreEqual(1, failures.Count());
            Assert.AreEqual("UserIdent must not be empty", failures.First().ErrorMessage);
        }
        public void FailsWhenIdNull()
        {
            const string USER      = "******";
            var          request   = new UpdateListRequest(new ListDTO(), USER);
            var          validator = new UpdateListValidator();
            var          failures  = validator.ShouldHaveValidationErrorFor(r => r.DTO.Id, request);

            Assert.AreEqual(1, failures.Count());
            Assert.AreEqual("DTO Id must not be empty", failures.First().ErrorMessage);
        }