public void ConvertFromUnixTimeAndBack()
{
// Arrange:
var dateTime1 = new DateTime(2021, 05, 01, 10, 40, 00, DateTimeKind.Utc);
dateTime1 = dateTime1.AddMilliseconds(123);
// Act:
var unixTime = DateTimeUtilities.ConvertDateTimeToUnixTime(dateTime1);
var dateTime2 = DateTimeUtilities.ConvertUnixTimeToDateTime(unixTime);
// Assert:
Assert.AreEqual(dateTime1, dateTime2);
}
