public void ToMssqlRangeDateTimNullablee_ShouldReturnDate_IfDateIsValidMssqlDate()
        {
            DateTime? d = new DateTime(1753, 1, 1);

            var result = d.ToMssqlRangeDateTime();

            Assert.AreEqual(d, result);
        }
        public void ToMssqlRangeDateTime_ShouldReturnDate_IfDateIsValidMssqlDate()
        {
            var d = new DateTime(1753, 1, 1);

            var result = d.ToMssqlRangeDateTime(DateTime.MaxValue);

            Assert.AreEqual(d, result);
        }