public void ShouldGetLocalDateTimeForCurrentMonthSpanningDaylightSavingChange()
{
//Daylight saving finished on Sunday 1/4/2018 at 2am in NZ
var localNowAfterChange = new LocalDateTime(2018, 4, 3, 15, 28, 10);//Tue 3/4/2018
var start = localNowAfterChange.LocalDateTimeForDateRangeType(DateRangeType.CurrentMonth, true);
var end = localNowAfterChange.LocalDateTimeForDateRangeType(DateRangeType.CurrentMonth, false);
Assert.Equal(new LocalDateTime(2018, 4, 1, 0, 0, 0), start);
Assert.Equal(localNowAfterChange, end);
}
public void ShouldGetLocalDateTimeForPriorToPreviousWeekSpanningDaylightSavingChange()
{
//Daylight saving finished on Sunday 1/4/2018 at 2am in NZ
var localNowAfterChange = new LocalDateTime(2018, 4, 10, 15, 28, 10);//Tue 10/4/2018
var start = localNowAfterChange.LocalDateTimeForDateRangeType(DateRangeType.PriorToPreviousWeek, true);
var end = localNowAfterChange.LocalDateTimeForDateRangeType(DateRangeType.PriorToPreviousWeek, false);
Assert.Equal(new LocalDateTime(2018, 3, 26, 0, 0, 0), start);
Assert.Equal(new LocalDateTime(2018, 4, 1, 23, 59, 59), end);
}
/// <summary>
/// Get the start or end date time in UTC for the specified date range type in the specified time zone.
/// </summary>
/// <param name="dateRangeType">The date range type (today, current week etc.)</param>
/// <param name="ianaTimeZoneName">The IANA time zone name</param>
/// <param name="isStart">True for start and false for end of date range</param>
/// <param name="useEndOfCurrentDay">Flag to indicate if end of current periods are now or the end of the current day</param>
/// <returns>The start or end UTC for the range in the time zone</returns>
public static DateTime?UtcForDateRangeType(this DateRangeType dateRangeType, string ianaTimeZoneName, bool isStart, bool useEndOfCurrentDay = false)
{
if (dateRangeType == DateRangeType.Custom || dateRangeType == DateRangeType.ProjectExtents || string.IsNullOrEmpty(ianaTimeZoneName))
{
return(null);
}
DateTimeZone timeZone = DateTimeZoneProviders.Tzdb[ianaTimeZoneName];
ZonedClock clock = SystemClock.Instance.InZone(timeZone);
LocalDateTime localNow = clock.GetCurrentLocalDateTime();
var local = localNow.LocalDateTimeForDateRangeType(dateRangeType, isStart);
var zoned = timeZone.AtLeniently(local);
return(zoned.ToDateTimeUtc());
}
public void ShouldGetLocalDateTimeForToday()
{
var start = localNow.LocalDateTimeForDateRangeType(DateRangeType.Today, true, true);
var end = localNow.LocalDateTimeForDateRangeType(DateRangeType.Today, false, true);
Assert.Equal(startToday, start);
Assert.Equal(endToday, end);
}