public void AddOneStudentsModelTest()
        {
            var model = new StudentsModel
            {
                Name      = "你猜猜-" + DateTime.Now.ToString(),
                Age       = DateTime.Now.Second,
                Sex       = true,
                Score     = 55.98m,
                Longitude = 555555.6666,
                AddTime   = DateTime.Now
            };

            var result = serviceOfStudents.AddOneStudentsModel(model);


            var watch = new System.Diagnostics.Stopwatch();

            watch.Start();

            model = new StudentsModel
            {
                Name      = "你猜222222222猜-" + DateTime.Now.ToString(),
                Age       = DateTime.Now.Second,
                Sex       = true,
                Score     = 6655.98m,
                Longitude = 99999999,
                AddTime   = DateTime.Now
            };

            result = serviceOfStudents.AddOneStudentsModel(model);


            watch.Stop();

            Console.WriteLine(string.Format("real for insert one data use time  is :{0} ms.", watch.ElapsedMilliseconds));



            Assert.IsTrue(result > 0);
        }