public void Check_UpdatePost_Type()
        {
            BlogPostController postController = new BlogPostController();
            var updatedPost = new Post {
                Id      = 1,
                Title   = "Updated Post",
                Author  = "Alejandro Recio",
                Content = "Updated Content"
            };
            var post = postController.Update(1, updatedPost);

            Assert.IsType <OkObjectResult>(post);
        }