public void FormattingDateTime(string expectedText, string dateTimeText)
        {
            var dateTime = DateTime.ParseExact(
                dateTimeText,
                "yyyy-MM-dd",
                CultureInfo.InvariantCulture,
                DateTimeStyles.AssumeUniversal | DateTimeStyles.AdjustToUniversal);
            var version = new BigtableVersion(dateTime);

            Assert.Equal(expectedText, version.ToString());
        }
        public void FormattingLong(string expectedText, long versionValue)
        {
            var version = new BigtableVersion(versionValue);

            Assert.Equal(expectedText, version.ToString());
        }