public void ConvertToDest()
        {
            var c = new JObjectToJsonConverter();
            var d = c.ConvertToDest(null);

            Assert.IsNull(d);

            d = c.ConvertToDest(JObject.FromObject(new Person {
                FirstName = "Jen", LastName = "Browne"
            }));
            Assert.AreEqual("{\"FirstName\":\"Jen\",\"LastName\":\"Browne\"}", d);
        }
        public void ConvertToSrce()
        {
            var c = new JObjectToJsonConverter();
            var s = c.ConvertToSrce(null);

            Assert.IsNull(s);

            s = c.ConvertToSrce("{\"FirstName\":\"Jen\",\"LastName\":\"Browne\"}");
            Assert.IsNotNull(s);

            var p = s.ToObject <Person>();

            Assert.IsNotNull(p);
            Assert.AreEqual("Jen", p.FirstName);
            Assert.AreEqual("Browne", p.LastName);
        }