public void AddQuartersTest()
{
int currentYear = ClockProxy.Clock.Now.Year;
const YearMonth yearStartMonth = YearMonth.April;
TimeCalendar calendar = TimeCalendar.New( TimeSpan.Zero, TimeSpan.Zero, yearStartMonth );
DateTime calendarStartDate = new DateTime( currentYear, 4, 1 );
Quarter calendarQuarter = new Quarter( currentYear, YearQuarter.First, calendar );
Assert.AreEqual( calendarQuarter.AddQuarters( 0 ), calendarQuarter );
Quarter prevQ1 = calendarQuarter.AddQuarters( -1 );
Assert.AreEqual( prevQ1.YearQuarter, YearQuarter.Fourth );
Assert.AreEqual( prevQ1.BaseYear, currentYear - 1 );
Assert.AreEqual( prevQ1.Start, calendarStartDate.AddMonths( -3 ) );
Assert.AreEqual( prevQ1.End, calendarStartDate );
Quarter prevQ2 = calendarQuarter.AddQuarters( -2 );
Assert.AreEqual( prevQ2.YearQuarter, YearQuarter.Third );
Assert.AreEqual( prevQ2.BaseYear, currentYear - 1 );
Assert.AreEqual( prevQ2.Start, calendarStartDate.AddMonths( -6 ) );
Assert.AreEqual( prevQ2.End, calendarStartDate.AddMonths( -3 ) );
Quarter prevQ3 = calendarQuarter.AddQuarters( -3 );
Assert.AreEqual( prevQ3.YearQuarter, YearQuarter.Second );
Assert.AreEqual( prevQ3.BaseYear, currentYear - 1 );
Assert.AreEqual( prevQ3.Start, calendarStartDate.AddMonths( -9 ) );
Assert.AreEqual( prevQ3.End, calendarStartDate.AddMonths( -6 ) );
Quarter prevQ4 = calendarQuarter.AddQuarters( -4 );
Assert.AreEqual( prevQ4.YearQuarter, YearQuarter.First );
Assert.AreEqual( prevQ4.BaseYear, currentYear - 1 );
Assert.AreEqual( prevQ4.Start, calendarStartDate.AddMonths( -12 ) );
Assert.AreEqual( prevQ4.End, calendarStartDate.AddMonths( -9 ) );
Quarter prevQ5 = calendarQuarter.AddQuarters( -5 );
Assert.AreEqual( prevQ5.YearQuarter, YearQuarter.Fourth );
Assert.AreEqual( prevQ5.BaseYear, currentYear - 2 );
Assert.AreEqual( prevQ5.Start, calendarStartDate.AddMonths( -15 ) );
Assert.AreEqual( prevQ5.End, calendarStartDate.AddMonths( -12 ) );
Quarter futureQ1 = calendarQuarter.AddQuarters( 1 );
Assert.AreEqual( futureQ1.YearQuarter, YearQuarter.Second );
Assert.AreEqual( futureQ1.BaseYear, currentYear );
Assert.AreEqual( futureQ1.Start, calendarStartDate.AddMonths( 3 ) );
Assert.AreEqual( futureQ1.End, calendarStartDate.AddMonths( 6 ) );
Quarter futureQ2 = calendarQuarter.AddQuarters( 2 );
Assert.AreEqual( futureQ2.YearQuarter, YearQuarter.Third );
Assert.AreEqual( futureQ2.BaseYear, currentYear );
Assert.AreEqual( futureQ2.Start, calendarStartDate.AddMonths( 6 ) );
Assert.AreEqual( futureQ2.End, calendarStartDate.AddMonths( 9 ) );
Quarter futureQ3 = calendarQuarter.AddQuarters( 3 );
Assert.AreEqual( futureQ3.YearQuarter, YearQuarter.Fourth );
Assert.AreEqual( futureQ3.BaseYear, currentYear );
Assert.AreEqual( futureQ3.Start, calendarStartDate.AddMonths( 9 ) );
Assert.AreEqual( futureQ3.End, calendarStartDate.AddMonths( 12 ) );
Quarter futureQ4 = calendarQuarter.AddQuarters( 4 );
Assert.AreEqual( futureQ4.YearQuarter, YearQuarter.First );
Assert.AreEqual( futureQ4.BaseYear, currentYear + 1 );
Assert.AreEqual( futureQ4.Start, calendarStartDate.AddMonths( 12 ) );
Assert.AreEqual( futureQ4.End, calendarStartDate.AddMonths( 15 ) );
Quarter futureQ5 = calendarQuarter.AddQuarters( 5 );
Assert.AreEqual( futureQ5.YearQuarter, YearQuarter.Second );
Assert.AreEqual( futureQ5.BaseYear, currentYear + 1 );
Assert.AreEqual( futureQ5.Start, calendarStartDate.AddMonths( 15 ) );
Assert.AreEqual( futureQ5.End, calendarStartDate.AddMonths( 18 ) );
}
// ----------------------------------------------------------------------
private void SelectPeriod( PeriodSelectType periodSelectType )
{
int offset = 0;
switch ( periodSelectType )
{
case PeriodSelectType.Previous:
offset = -1;
break;
case PeriodSelectType.Current:
ResetWorkingPeriod();
return;
case PeriodSelectType.Next:
offset = 1;
break;
}
switch ( WorkingTimePeriod )
{
case TimePeriodMode.Year:
Year year = new Year( WorkingPeriodStartDate );
SetWorkingPeriod( year.AddYears( offset ) );
break;
case TimePeriodMode.Halfyear:
Halfyear halfyear = new Halfyear( WorkingPeriodStartDate );
SetWorkingPeriod( halfyear.AddHalfyears( offset ) );
break;
case TimePeriodMode.Quarter:
Quarter quarter = new Quarter( WorkingPeriodStartDate );
SetWorkingPeriod( quarter.AddQuarters( offset ) );
break;
case TimePeriodMode.Month:
Month month = new Month( WorkingPeriodStartDate );
SetWorkingPeriod( month.AddMonths( offset ) );
break;
case TimePeriodMode.Week:
Week week = new Week( WorkingPeriodStartDate );
SetWorkingPeriod( week.AddWeeks( offset ) );
break;
case TimePeriodMode.Day:
Day day = new Day( WorkingPeriodStartDate );
SetWorkingPeriod( day.AddDays( offset ) );
break;
}
}
