public void CanExpandUrl()
        {
            var dbUserUrl = new Shorty.Data.UserUrl()
            {
                Id = 1000,
                OriginalUrl = "http://google.com",
                AccessCount = 0,
            };

            var testUrl = "http://bitly.com/Ge";
            var repo = new Mock<IRepository>();
            repo.Setup(r => r.GetById(It.IsAny<int>())).Returns(() => dbUserUrl);

            var converter = new BaseConverter();
            shortener = new ShortService(converter, repo.Object);

            var result = shortener.ExpandUrl(testUrl);
        }