public void TimeDiffMicroseconds()
        {
            TimeSpan time = stored.Add(TimeSpan.FromTicks(-10));

#if !EFOLD
            var q = this.Entities
                    .Where(x =>
                           DbFunctions.DiffMicroseconds(time, x.Time) == 1);
#else
            var q = this.Entities
                    .Where(x =>
                           EntityFunctions.DiffMicroseconds(time, x.Time) == 1);
#endif

            q.Should().NotBeEmpty();
        }
        public void DateTimeDiffMicroseconds()
        {
            DateTime date = stored.AddTicks(-10);

#if !EFOLD
            var q = this.Entities
                    .Where(x =>
                           DbFunctions.DiffMicroseconds(date, x.DateTime) == 1);
#else
            var q = this.Entities
                    .Where(x =>
                           EntityFunctions.DiffMicroseconds(date, x.DateTime) == 1);
#endif

            q.Should().NotBeEmpty();
        }