public JsonResult GetReverseString(string requestString)
        {
            var result = ReverseStatement.Reverse(requestString);

            return(new JsonResult(new JsonReturnViewModel {
                IsSuccess = true, Message = "success", Model = result
            }));
        }
        public void ReverseStringTest()
        {
            var result = ReverseStatement.Reverse("Cat and Dog");

            Assert.Equal(result, "taC dna goD");
        }