run_serializer_method.cs

static List<long> RunSerializer(IJsonSerializer jsonSerializer, int iterations, TestObj testObj)
 {
            var timing = new List<long>();
            var sw = new Stopwatch();

            for (int i = 0; i < iterations; i++)
            {
                sw.Start();
                var serialised = jsonSerializer.SerializeToString(testObj);
                sw.Stop();
                timing.Add(sw.ElapsedTicks);
                sw.Reset();
            }

            return timing;
 }