SouthWind.Product.IsNew C# (CSharp) Method

        public bool IsNew(){
            return _isNew;
        }
        

 public void PullingSingle_Should_Set_New_Product_IsNew_False() {
     var product = new Product();
     product = Product.SingleOrDefault(x => x.ProductID == 1);
     Assert.Equal(false, product.IsNew());
 }