            ns.Should().Be((ts.Ticks - ts.Ticks % 600000000) * 100);
        }

        [Test]
        public void NanosecondsFrom_Should_return_value_with_ten_ending_zeroes()
        {
            var dt = new DateTime(635843473895094535);
            var ts = TimeStamp.From(dt);

            var ns = SUT.NanosecondsFrom(ts);

            var s = string.Join(string.Empty, ns.ToString().Reverse());