public void TestTimeMomentRangeYear()
{
DateTimeOffset now = DateTimeOffset.Now;
TimeMomentRange dtr = TimeUnits.Year.Current((DateTimeOffset) new DateTime(now.Year, 5, 1, 11, 46, 38));
DateTimeOffset expectedStart = now.StartOf(TimeUnits.Year);
DateTimeOffset expectedEnd = now.EndOf(TimeUnits.Year);
Assert.AreEqual(expectedStart, dtr.Start.Value);
Assert.AreEqual(expectedEnd, dtr.End.Value);
}
public void TestTimeMomentRangeMonth()
{
DateTimeOffset now = DateTimeOffset.Now;
TimeMomentRange dtr = TimeUnits.Month.Current((DateTimeOffset) new DateTime(2013, 5, 15, 11, 46, 38));
DateTimeOffset expectedStart = now.StartOf(TimeUnits.Month);
DateTimeOffset expectedEnd = now.EndOf(TimeUnits.Month);
Assert.AreEqual(expectedStart, dtr.Start.Value);
Assert.AreEqual(expectedEnd, dtr.End.Value);
dtr = TimeUnits.Month.Current();
expectedStart = now.StartOf(TimeUnits.Month);
expectedEnd = now.EndOf(TimeUnits.Month);
Assert.AreEqual(expectedStart, dtr.Start.Value);
Assert.AreEqual(expectedEnd, dtr.End.Value);
}
/// <summary>
/// Warning: bug found. dt.Offset may be incorrect as offsets could be different if range crosses daylight saving switch, i.e. October - December, or month of November in the EST USA.
/// </summary>
/// <param name="referenceMoment"></param>
/// <returns></returns>
public TimeMomentRange GetTimeMomentRange(DateTimeOffset? referenceMoment = null)
{
DateTime? refMoment = referenceMoment == null ? (DateTime?)null : new DateTime(referenceMoment.Value.UtcDateTime.Ticks);
#pragma warning disable 618
DateRange derange = this.GetDateTimeRange(refMoment);
#pragma warning restore 618
DateTimeOffset? starto, endo;
if(referenceMoment == null)
{
starto = derange.HasStart ? derange.Start.Value : (DateTimeOffset?)null;
endo = derange.HasEnd ? derange.End.Value : (DateTimeOffset?)null;
} else
{
TimeSpan utcOffset = referenceMoment.Value.Offset;
starto = derange.HasStart ? new DateTimeOffset(derange.Start.Value, utcOffset) : (DateTimeOffset?)null;
endo = derange.HasEnd ? new DateTimeOffset(derange.End.Value, utcOffset) : (DateTimeOffset?)null;
}
TimeMomentRange range = new TimeMomentRange(starto, endo);
return range;
}
