public void CannotUpdateAPayeeNameToTheSameNameAsAnExistingPayee()
        {
            DataHelper.NewDb();

            var service = new RentalsService();
            var payee   = service.FindPayee(1);

            payee.Name = "Renter B";

            service.SaveUpdatedPayee(payee);

            Assert.Fail("Added an payee with same name as an exiting payee");
        }
        public void CanUpdatePayee()
        {
            DataHelper.NewDb();

            var service = new RentalsService();

            var    payee    = service.FindPayee(1);
            string expected = "Changed Name";

            payee.Name = expected;

            service.SaveUpdatedPayee(payee);

            Assert.AreEqual(expected, service.FindPayee(1).Name);
        }