// ----------------------------------------------------------------------- @Override public boolean equals(Object obj) { if (obj == this) { return true; } if (obj != null && obj.getClass() == this.getClass()) { CurveCurrencyParameterSensitivities other = (CurveCurrencyParameterSensitivities) obj; return JodaBeanUtils.equal(getSensitivities(), other.getSensitivities()); } return false; }
/** Test parameter sensitivity with finite difference sensitivity calculator. No cutoff period. */ public void rateChfNoCutOffParameterSensitivity() { LocalDate[] valuationDate = {date(2015, 1, 1), date(2015, 1, 8)}; double[] time = new double[] {0.0, 0.5, 1.0, 2.0, 5.0, 10.0}; double[] rate = new double[] {0.0100, 0.0110, 0.0115, 0.0130, 0.0135, 0.0135}; for (int loopvaldate = 0; loopvaldate < 2; loopvaldate++) { Curve onCurve = InterpolatedNodalCurve.of(Curves.zeroRates("ON", ACT_ACT_ISDA), time, rate, INTERPOLATOR); ImmutableRatesProvider prov = ImmutableRatesProvider.builder() .valuationDate(valuationDate[loopvaldate]) .indexCurves(ImmutableMap.of(CHF_TOIS, onCurve)) .timeSeries(ImmutableMap.of(CHF_TOIS, TIME_SERIES_BUILDER.build())) .build(); OvernightAveragedRateObservation ro = OvernightAveragedRateObservation.of(CHF_TOIS, FIXING_START_DATE, FIXING_END_DATE, 0); ForwardOvernightAveragedRateObservationFn obsFn = ForwardOvernightAveragedRateObservationFn.DEFAULT; PointSensitivityBuilder sensitivityBuilderComputed = obsFn.rateSensitivity(ro, DUMMY_ACCRUAL_START_DATE, DUMMY_ACCRUAL_END_DATE, prov); CurveCurrencyParameterSensitivities parameterSensitivityComputed = prov.curveParameterSensitivity(sensitivityBuilderComputed.build()); CurveCurrencyParameterSensitivities parameterSensitivityExpected = CAL_FD.sensitivity( prov, (p) -> CurrencyAmount.of( CHF_TOIS.getCurrency(), obsFn.rate(ro, DUMMY_ACCRUAL_START_DATE, DUMMY_ACCRUAL_END_DATE, (p)))); assertTrue( parameterSensitivityComputed.equalWithTolerance( parameterSensitivityExpected, EPS_FD * 10.0)); } }