public virtual void test_createAccrualPeriods_Monthly_firstKnown()
{
InflationRateCalculation test = InflationRateCalculation.builder().index(GB_HICP).lag(Period.ofMonths(3)).indexCalculationMethod(MONTHLY).firstIndexValue(123d).build();
RateAccrualPeriod rap1 = RateAccrualPeriod.builder(ACCRUAL1).yearFraction(1.0).rateComputation(InflationEndMonthRateComputation.of(GB_HICP, 123d, YearMonth.from(DATE_2015_02_05).minusMonths(3))).build();
RateAccrualPeriod rap2 = RateAccrualPeriod.builder(ACCRUAL2).yearFraction(1.0).rateComputation(InflationMonthlyRateComputation.of(GB_HICP, YearMonth.from(DATE_2015_02_05).minusMonths(3), YearMonth.from(DATE_2015_03_07).minusMonths(3))).build();
RateAccrualPeriod rap3 = RateAccrualPeriod.builder(ACCRUAL3).yearFraction(1.0).rateComputation(InflationMonthlyRateComputation.of(GB_HICP, YearMonth.from(DATE_2015_03_07).minusMonths(3), YearMonth.from(DATE_2015_04_05).minusMonths(3))).build();
ImmutableList <RateAccrualPeriod> periods = test.createAccrualPeriods(ACCRUAL_SCHEDULE, ACCRUAL_SCHEDULE, REF_DATA);
assertEquals(periods, ImmutableList.of(rap1, rap2, rap3));
}
public virtual void test_createAccrualPeriods_Interpolated()
{
InflationRateCalculation test = InflationRateCalculation.builder().index(CH_CPI).lag(Period.ofMonths(3)).indexCalculationMethod(INTERPOLATED).build();
double weight1 = 1.0 - 4.0 / 28.0;
double weight2 = 1.0 - 6.0 / 31.0;
double weight3 = 1.0 - 4.0 / 30.0;
RateAccrualPeriod rap1 = RateAccrualPeriod.builder(ACCRUAL1).yearFraction(1.0).rateComputation(InflationInterpolatedRateComputation.of(CH_CPI, YearMonth.from(DATE_2015_01_05).minusMonths(3), YearMonth.from(DATE_2015_02_05).minusMonths(3), weight1)).build();
RateAccrualPeriod rap2 = RateAccrualPeriod.builder(ACCRUAL2).yearFraction(1.0).rateComputation(InflationInterpolatedRateComputation.of(CH_CPI, YearMonth.from(DATE_2015_02_05).minusMonths(3), YearMonth.from(DATE_2015_03_07).minusMonths(3), weight2)).build();
RateAccrualPeriod rap3 = RateAccrualPeriod.builder(ACCRUAL3).yearFraction(1.0).rateComputation(InflationInterpolatedRateComputation.of(CH_CPI, YearMonth.from(DATE_2015_03_07).minusMonths(3), YearMonth.from(DATE_2015_04_05).minusMonths(3), weight3)).build();
ImmutableList <RateAccrualPeriod> periods = test.createAccrualPeriods(ACCRUAL_SCHEDULE, ACCRUAL_SCHEDULE, REF_DATA);
assertEquals(periods, ImmutableList.of(rap1, rap2, rap3));
}
