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

            // Assert
            Assert.AreNotEqual("Create duplicate packing slip for the royalty department", result);
        }
        public void ValidateRules()
        {
            var productbk = new ProdcutBook();
            var result    = productbk.Handle("book");

            // Assert
            Assert.AreEqual("Create duplicate packing slip for the royalty department", result);
        }