public void RuleNotMatch()
        {
            var phyproduct = new PhysicalProduct();
            var result     = phyproduct.Handle("Failure");

            // Assert
            Assert.AreNotEqual("Create a packing slip for shipping", result);
        }
        public void ValidateRules()
        {
            var phyproduct = new PhysicalProduct();
            var result     = phyproduct.Handle("physical");

            // Assert
            Assert.AreEqual("Create a packing slip for shipping", result);
        }