@Test(enabled = false)
/**
* Test the present value vs a external system. "enabled = false" for the standard testing: the
* external system is using a TimeCalculator with ACT/365.
*/
public void presentValueExternal() {
G2ppPiecewiseConstantParameters parametersCst = G2ppTestsDataSet.createG2ppCstParameters();
final YieldAndDiscountCurve curve5 = new YieldCurve(ConstantDoublesCurve.from(0.05));
final YieldCurveBundle curves = new YieldCurveBundle();
curves.setCurve(FUNDING_CURVE_NAME, curve5);
curves.setCurve(FORWARD_CURVE_NAME, curve5);
G2ppPiecewiseConstantDataBundle bundleCst =
new G2ppPiecewiseConstantDataBundle(parametersCst, curves);
CurrencyAmount pv = METHOD_G2PP_APPROXIMATION.presentValue(SWAPTION_PAYER_LONG, bundleCst);
double pvExternal = 6885626.28245924; // ! TimeCalculator with ACT/365
assertEquals(
"Swaption physical - G2++ - present value - external system",
pvExternal,
pv.getAmount(),
1E-2);
}
/** Tests related to the pricing of physical delivery swaption in G2++ model. */
public class SwaptionPhysicalFixedIborG2ppMethodTest {
// Swaption 5Yx5Y
private static final Currency CUR = Currency.USD;
private static final Calendar CALENDAR = new MondayToFridayCalendar("A");
private static final BusinessDayConvention BUSINESS_DAY =
BusinessDayConventionFactory.INSTANCE.getBusinessDayConvention("Modified Following");
private static final boolean IS_EOM = true;
private static final int SETTLEMENT_DAYS = 2;
private static final Period IBOR_TENOR = Period.ofMonths(3);
private static final DayCount IBOR_DAY_COUNT = DayCountFactory.INSTANCE.getDayCount("Actual/360");
private static final IborIndex IBOR_INDEX =
new IborIndex(
CUR, IBOR_TENOR, SETTLEMENT_DAYS, CALENDAR, IBOR_DAY_COUNT, BUSINESS_DAY, IS_EOM);
private static final int SWAP_TENOR_YEAR = 5;
private static final Period SWAP_TENOR = Period.ofYears(SWAP_TENOR_YEAR);
private static final Period FIXED_PAYMENT_PERIOD = Period.ofMonths(6);
private static final DayCount FIXED_DAY_COUNT = DayCountFactory.INSTANCE.getDayCount("30/360");
private static final CMSIndex CMS_INDEX =
new CMSIndex(FIXED_PAYMENT_PERIOD, FIXED_DAY_COUNT, IBOR_INDEX, SWAP_TENOR);
private static final ZonedDateTime EXPIRY_DATE = DateUtils.getUTCDate(2016, 7, 7);
private static final ZonedDateTime SETTLEMENT_DATE =
ScheduleCalculator.getAdjustedDate(EXPIRY_DATE, CALENDAR, SETTLEMENT_DAYS);
private static final double NOTIONAL = 100000000; // 100m
private static final double RATE = 0.0325;
private static final boolean FIXED_IS_PAYER = true;
private static final SwapFixedIborDefinition SWAP_PAYER_DEFINITION =
SwapFixedIborDefinition.from(SETTLEMENT_DATE, CMS_INDEX, NOTIONAL, RATE, FIXED_IS_PAYER);
private static final SwapFixedIborDefinition SWAP_RECEIVER_DEFINITION =
SwapFixedIborDefinition.from(SETTLEMENT_DATE, CMS_INDEX, NOTIONAL, RATE, !FIXED_IS_PAYER);
private static final boolean IS_LONG = true;
private static final SwaptionPhysicalFixedIborDefinition SWAPTION_PAYER_LONG_DEFINITION =
SwaptionPhysicalFixedIborDefinition.from(EXPIRY_DATE, SWAP_PAYER_DEFINITION, IS_LONG);
private static final SwaptionPhysicalFixedIborDefinition SWAPTION_RECEIVER_LONG_DEFINITION =
SwaptionPhysicalFixedIborDefinition.from(EXPIRY_DATE, SWAP_RECEIVER_DEFINITION, IS_LONG);
private static final SwaptionPhysicalFixedIborDefinition SWAPTION_PAYER_SHORT_DEFINITION =
SwaptionPhysicalFixedIborDefinition.from(EXPIRY_DATE, SWAP_PAYER_DEFINITION, !IS_LONG);
private static final SwaptionPhysicalFixedIborDefinition SWAPTION_RECEIVER_SHORT_DEFINITION =
SwaptionPhysicalFixedIborDefinition.from(EXPIRY_DATE, SWAP_RECEIVER_DEFINITION, !IS_LONG);
// to derivatives
private static final ZonedDateTime REFERENCE_DATE = DateUtils.getUTCDate(2011, 7, 7);
private static final String FUNDING_CURVE_NAME = "Funding";
private static final String FORWARD_CURVE_NAME = "Forward";
private static final String[] CURVES_NAME = {FUNDING_CURVE_NAME, FORWARD_CURVE_NAME};
private static final YieldCurveBundle CURVES = TestsDataSets.createCurves1();
private static final FixedCouponSwap<Coupon> SWAP_RECEIVER =
SWAP_RECEIVER_DEFINITION.toDerivative(REFERENCE_DATE, CURVES_NAME);
private static final SwaptionPhysicalFixedIbor SWAPTION_PAYER_LONG =
SWAPTION_PAYER_LONG_DEFINITION.toDerivative(REFERENCE_DATE, CURVES_NAME);
private static final SwaptionPhysicalFixedIbor SWAPTION_RECEIVER_LONG =
SWAPTION_RECEIVER_LONG_DEFINITION.toDerivative(REFERENCE_DATE, CURVES_NAME);
private static final SwaptionPhysicalFixedIbor SWAPTION_PAYER_SHORT =
SWAPTION_PAYER_SHORT_DEFINITION.toDerivative(REFERENCE_DATE, CURVES_NAME);
private static final SwaptionPhysicalFixedIbor SWAPTION_RECEIVER_SHORT =
SWAPTION_RECEIVER_SHORT_DEFINITION.toDerivative(REFERENCE_DATE, CURVES_NAME);
// Calculator
private static final SwaptionPhysicalFixedIborG2ppApproximationMethod METHOD_G2PP_APPROXIMATION =
new SwaptionPhysicalFixedIborG2ppApproximationMethod();
private static final SwaptionPhysicalFixedIborG2ppNumericalIntegrationMethod METHOD_G2PP_NI =
new SwaptionPhysicalFixedIborG2ppNumericalIntegrationMethod();
private static final G2ppPiecewiseConstantParameters PARAMETERS_G2PP =
G2ppTestsDataSet.createG2ppParameters();
private static final G2ppPiecewiseConstantDataBundle BUNDLE_G2PP =
new G2ppPiecewiseConstantDataBundle(PARAMETERS_G2PP, CURVES);
private static final PresentValueCalculator PVC = PresentValueCalculator.getInstance();
@Test(enabled = false)
/**
* Test the present value vs a external system. "enabled = false" for the standard testing: the
* external system is using a TimeCalculator with ACT/365.
*/
public void presentValueExternal() {
G2ppPiecewiseConstantParameters parametersCst = G2ppTestsDataSet.createG2ppCstParameters();
final YieldAndDiscountCurve curve5 = new YieldCurve(ConstantDoublesCurve.from(0.05));
final YieldCurveBundle curves = new YieldCurveBundle();
curves.setCurve(FUNDING_CURVE_NAME, curve5);
curves.setCurve(FORWARD_CURVE_NAME, curve5);
G2ppPiecewiseConstantDataBundle bundleCst =
new G2ppPiecewiseConstantDataBundle(parametersCst, curves);
CurrencyAmount pv = METHOD_G2PP_APPROXIMATION.presentValue(SWAPTION_PAYER_LONG, bundleCst);
double pvExternal = 6885626.28245924; // ! TimeCalculator with ACT/365
assertEquals(
"Swaption physical - G2++ - present value - external system",
pvExternal,
pv.getAmount(),
1E-2);
}
@Test(enabled = true)
/** Test the present value vs a hard-coded value. */
public void presentValue() {
CurrencyAmount pv = METHOD_G2PP_APPROXIMATION.presentValue(SWAPTION_PAYER_LONG, BUNDLE_G2PP);
double pvExpected = 4893110.87;
assertEquals(
"Swaption physical - G2++ - present value - hard coded value",
pvExpected,
pv.getAmount(),
1E-2);
}
@Test
/** Tests long/short parity. */
public void longShortParity() {
CurrencyAmount pvPayerLong =
METHOD_G2PP_APPROXIMATION.presentValue(SWAPTION_PAYER_LONG, BUNDLE_G2PP);
CurrencyAmount pvPayerShort =
METHOD_G2PP_APPROXIMATION.presentValue(SWAPTION_PAYER_SHORT, BUNDLE_G2PP);
assertEquals(
"Swaption physical - G2++ - present value - long/short parity",
pvPayerLong.getAmount(),
-pvPayerShort.getAmount(),
1E-2);
CurrencyAmount pvReceiverLong =
METHOD_G2PP_APPROXIMATION.presentValue(SWAPTION_RECEIVER_LONG, BUNDLE_G2PP);
CurrencyAmount pvReceiverShort =
METHOD_G2PP_APPROXIMATION.presentValue(SWAPTION_RECEIVER_SHORT, BUNDLE_G2PP);
assertEquals(
"Swaption physical - G2++ - present value - long/short parity",
pvReceiverLong.getAmount(),
-pvReceiverShort.getAmount(),
1E-2);
}
@Test
/** Tests payer/receiver/swap parity. */
public void payerReceiverParity() {
CurrencyAmount pvReceiverLong =
METHOD_G2PP_APPROXIMATION.presentValue(SWAPTION_RECEIVER_LONG, BUNDLE_G2PP);
CurrencyAmount pvPayerShort =
METHOD_G2PP_APPROXIMATION.presentValue(SWAPTION_PAYER_SHORT, BUNDLE_G2PP);
double pvSwap = PVC.visit(SWAP_RECEIVER, CURVES);
assertEquals(
"Swaption physical - G2++ - present value - payer/receiver/swap parity",
pvReceiverLong.getAmount() + pvPayerShort.getAmount(),
pvSwap,
1E-2);
}
@Test
/** Test the present value by approximation vs by numerical integration. */
public void approximationNumericalIntegration() {
CurrencyAmount pvApproximation =
METHOD_G2PP_APPROXIMATION.presentValue(SWAPTION_PAYER_LONG, BUNDLE_G2PP);
CurrencyAmount pvNI = METHOD_G2PP_NI.presentValue(SWAPTION_PAYER_LONG, BUNDLE_G2PP);
assertEquals(
"Swaption physical - G2++ - present value - approximation vs Numerical integration",
pvApproximation.getAmount(),
pvNI.getAmount(),
2.0E+3);
}
@Test(enabled = false)
/** Tests of performance. "enabled = false" for the standard testing. */
public void performance() {
long startTime, endTime;
final int nbTest = 100;
CurrencyAmount pvPayerLongApproximation = CurrencyAmount.of(CUR, 0.0);
CurrencyAmount pvPayerLongNI = CurrencyAmount.of(CUR, 0.0);
startTime = System.currentTimeMillis();
for (int looptest = 0; looptest < nbTest; looptest++) {
pvPayerLongApproximation =
METHOD_G2PP_APPROXIMATION.presentValue(SWAPTION_PAYER_LONG, BUNDLE_G2PP);
}
endTime = System.currentTimeMillis();
System.out.println(
nbTest + " pv swaption G2++ approximation method: " + (endTime - startTime) + " ms");
// Performance note: G2++ price: 24-Aug-11: On Mac Pro 3.2 GHz Quad-Core Intel Xeon: 175 ms for
// 10000 swaptions.
startTime = System.currentTimeMillis();
for (int looptest = 0; looptest < nbTest; looptest++) {
pvPayerLongNI = METHOD_G2PP_NI.presentValue(SWAPTION_PAYER_LONG, BUNDLE_G2PP);
}
endTime = System.currentTimeMillis();
System.out.println(
nbTest
+ " pv swaption G2++ numerical integration method: "
+ (endTime - startTime)
+ " ms");
// Performance note: G2++ price: 24-Aug-11: On Mac Pro 3.2 GHz Quad-Core Intel Xeon: 1075 ms for
// 100 swaptions.
System.out.println("G2++ approximation - present value: " + pvPayerLongApproximation);
System.out.println("G2++ numerical integration - present value: " + pvPayerLongNI);
}
}
