public void Demonstrate_DbReferenceFetch()
        {
            var supplier = new Supplier { Name = "Acme" };
            supplier.Save();

            var product = new Product {
                Name = "Shovel",
                Price = "17.50",
                Sku = "a3k4j22je9",
                Weight = "11",
                Supplier = new DbReference<Supplier>(supplier.Id)
            };
            product.Save();

            var fetched = Product.GetById(product.Id);

            Assert.AreEqual(supplier.Id, fetched.GetRef(x => x.Supplier).Id);
        }
        public void Demonstrate_ActiveRecordStyleAPI()
        {
            var product = new Product {
                Name = "DVD Player",
                Price = "89.95",
                Sku = "d9ejr3jj3e"
            };

            product.Save();

            var fetched = Product.GetById(product.Id);
            Assert.AreEqual(product.Sku, fetched.Sku);

            product.Delete();

            var reFetched = Product.GetById(product.Id);
            Assert.IsNull(reFetched);
        }