public virtual void bucketedCs01SingleNodeCurveTest()
{
ImmutableCreditRatesProvider ratesProviderNoCredit = ImmutableCreditRatesProvider.builder().valuationDate(VALUATION_DATE).recoveryRateCurves(ImmutableMap.of(LEGAL_ENTITY, RECOVERY_CURVE)).discountCurves(ImmutableMap.of(USD, YIELD_CURVE)).build();
QuoteId quoteId = QuoteId.of(StandardId.of("OG", END2.ToString()));
CdsIsdaCreditCurveNode node = CdsIsdaCreditCurveNode.ofParSpread(DatesCdsTemplate.of(START, END2, CDS_CONV), quoteId, LEGAL_ENTITY);
ImmutableMarketData marketData = ImmutableMarketData.builder(VALUATION_DATE).addValue(quoteId, DEAL_SPREAD * ONE_BP).build();
IsdaCreditCurveDefinition definition = IsdaCreditCurveDefinition.of(CREDIT_CURVE_NAME, USD, VALUATION_DATE, ACT_365F, ImmutableList.of(node), true, false);
LegalEntitySurvivalProbabilities creditCurve = BUILDER.calibrate(definition, marketData, ratesProviderNoCredit, REF_DATA);
ImmutableCreditRatesProvider ratesProvider = ImmutableCreditRatesProvider.builder().valuationDate(VALUATION_DATE).recoveryRateCurves(ImmutableMap.of(LEGAL_ENTITY, RECOVERY_CURVE)).discountCurves(ImmutableMap.of(USD, YIELD_CURVE)).creditCurves(ImmutableMap.of(Pair.of(LEGAL_ENTITY, USD), creditCurve)).build();
double[] expectedFd = new double[] { -6.876275937539589E-4, 1.1832215762730414E-4, 0.0012340982402658796, 0.002784985575488008, 0.005287295115619095, 2429.636217554099, 3101.303324461041 };
CurrencyParameterSensitivity analytic = CS01_AN.bucketedCs01(CDS2, ImmutableList.copyOf(MARKET_CDS), ratesProvider, REF_DATA);
CurrencyParameterSensitivity fd = CS01_FD.bucketedCs01(CDS2, ImmutableList.copyOf(MARKET_CDS), ratesProvider, REF_DATA);
assertEquals(fd.Currency, USD);
assertEquals(fd.MarketDataName, CurveName.of("impliedSpreads"));
assertEquals(fd.ParameterCount, NUM_MARKET_CDS);
assertEquals(fd.ParameterMetadata, CDS_METADATA);
assertTrue(DoubleArrayMath.fuzzyEquals(fd.Sensitivity.multipliedBy(ONE_BP).toArray(), expectedFd, NOTIONAL * TOL));
assertEquals(analytic.Currency, USD);
assertEquals(analytic.MarketDataName, CurveName.of("impliedSpreads"));
assertEquals(analytic.ParameterCount, NUM_MARKET_CDS);
assertEquals(analytic.ParameterMetadata, CDS_METADATA);
assertTrue(DoubleArrayMath.fuzzyEquals(analytic.Sensitivity.toArray(), fd.Sensitivity.toArray(), NOTIONAL * ONE_BP * 10d));
}
static CreditDataSet()
{
ImmutableList.Builder <StandardId> builder = ImmutableList.builder();
for (int i = 0; i < 97; ++i)
{
builder.add(StandardId.of("OG", i.ToString()));
}
LEGAL_ENTITIES = builder.build();
double flatRate = 0.05;
double t = 20.0;
IsdaCreditDiscountFactors yieldCurve = IsdaCreditDiscountFactors.of(USD, VALUATION_DATE, CurveName.of("discount"), DoubleArray.of(t), DoubleArray.of(flatRate), ACT_365F);
DISCOUNT_CURVE = yieldCurve.Curve;
RecoveryRates recoveryRate = ConstantRecoveryRates.of(LEGAL_ENTITY, VALUATION_DATE, RECOVERY_RATE);
// create the curve nodes and input market quotes
ImmutableMarketDataBuilder marketQuoteBuilder = ImmutableMarketData.builder(VALUATION_DATE);
ImmutableList.Builder <CdsIsdaCreditCurveNode> nodesBuilder = ImmutableList.builder();
ImmutableList.Builder <ResolvedTradeParameterMetadata> cdsMetadataBuilder = ImmutableList.builder();
ImmutableList.Builder <ResolvedTradeParameterMetadata> cdsIndexMetadataBuilder = ImmutableList.builder();
for (int i = 0; i < NUM_MARKET_CDS; i++)
{
QuoteId quoteId = QuoteId.of(StandardId.of("OG", PAR_SPD_DATES[i].ToString()));
CdsIsdaCreditCurveNode node = CdsIsdaCreditCurveNode.ofParSpread(DatesCdsTemplate.of(VALUATION_DATE, PAR_SPD_DATES[i], CDS_CONV), quoteId, LEGAL_ENTITY);
MARKET_CDS[i] = CdsTrade.builder().product(Cds.of(BUY, LEGAL_ENTITY, USD, NOTIONAL, VALUATION_DATE, PAR_SPD_DATES[i], P3M, SAT_SUN, PAR_SPREADS[i] * ONE_BP)).info(TradeInfo.of(VALUATION_DATE)).build().resolve(REF_DATA);
MARKET_CDS_INDEX[i] = CdsIndexTrade.builder().product(CdsIndex.of(BuySell.BUY, INDEX_ID, LEGAL_ENTITIES, USD, NOTIONAL, VALUATION_DATE, PAR_SPD_DATES[i], P3M, SAT_SUN, PAR_SPREADS[i] * ONE_BP)).info(TradeInfo.of(VALUATION_DATE)).build().resolve(REF_DATA);
marketQuoteBuilder.addValue(quoteId, PAR_SPREADS[i] * ONE_BP);
nodesBuilder.add(node);
cdsMetadataBuilder.add(ResolvedTradeParameterMetadata.of(MARKET_CDS[i], MARKET_CDS[i].Product.ProtectionEndDate.ToString()));
cdsIndexMetadataBuilder.add(ResolvedTradeParameterMetadata.of(MARKET_CDS_INDEX[i], MARKET_CDS_INDEX[i].Product.ProtectionEndDate.ToString()));
}
ImmutableMarketData marketQuotes = marketQuoteBuilder.build();
ImmutableList <CdsIsdaCreditCurveNode> nodes = nodesBuilder.build();
CDS_METADATA = cdsMetadataBuilder.build();
CDS_INDEX_METADATA = cdsIndexMetadataBuilder.build();
ImmutableCreditRatesProvider rates = ImmutableCreditRatesProvider.builder().valuationDate(VALUATION_DATE).recoveryRateCurves(ImmutableMap.of(LEGAL_ENTITY, recoveryRate)).discountCurves(ImmutableMap.of(USD, yieldCurve)).build();
IsdaCreditCurveDefinition definition = IsdaCreditCurveDefinition.of(CREDIT_CURVE_NAME, USD, VALUATION_DATE, ACT_365F, nodes, true, true);
// calibrate
LegalEntitySurvivalProbabilities calibrated = BUILDER.calibrate(definition, marketQuotes, rates, REF_DATA);
NodalCurve underlyingCurve = ((IsdaCreditDiscountFactors)calibrated.SurvivalProbabilities).Curve;
CDS_CREDIT_CURVE = underlyingCurve;
INDEX_CREDIT_CURVE = underlyingCurve.withMetadata(underlyingCurve.Metadata.withInfo(CurveInfoType.CDS_INDEX_FACTOR, INDEX_FACTOR).withParameterMetadata(CDS_INDEX_METADATA)); // replace parameter metadata
CDS_RECOVERY_RATE = ConstantCurve.of(Curves.recoveryRates("CDS recovery rate", ACT_365F), RECOVERY_RATE);
INDEX_RECOVERY_RATE = ConstantCurve.of(Curves.recoveryRates("Index recovery rate", ACT_365F), RECOVERY_RATE);
}
static SpreadSensitivityCalculatorTest()
{
double flatRate = 0.05;
double t = 20.0;
YIELD_CURVE = IsdaCreditDiscountFactors.of(USD, VALUATION_DATE, CurveName.of("discount"), DoubleArray.of(t), DoubleArray.of(flatRate), ACT_365F);
ImmutableMarketDataBuilder dataBuilder = ImmutableMarketData.builder(VALUATION_DATE);
ImmutableList.Builder <CdsIsdaCreditCurveNode> nodesBuilder = ImmutableList.builder();
ImmutableList.Builder <ResolvedTradeParameterMetadata> cdsMetadataBuilder = ImmutableList.builder();
ImmutableList.Builder <ResolvedTradeParameterMetadata> cdsIndexMetadataBuilder = ImmutableList.builder();
for (int i = 0; i < NUM_MARKET_CDS; i++)
{
QuoteId quoteId = QuoteId.of(StandardId.of("OG", PAR_SPD_DATES[i].ToString()));
CdsIsdaCreditCurveNode node = CdsIsdaCreditCurveNode.ofParSpread(DatesCdsTemplate.of(VALUATION_DATE, PAR_SPD_DATES[i], CDS_CONV), quoteId, LEGAL_ENTITY);
MARKET_CDS[i] = CdsTrade.builder().product(Cds.of(BUY, LEGAL_ENTITY, USD, NOTIONAL, VALUATION_DATE, PAR_SPD_DATES[i], P3M, SAT_SUN, PAR_SPREADS[i] * ONE_BP)).info(TradeInfo.of(VALUATION_DATE)).build().resolve(REF_DATA);
MARKET_CDS_INDEX[i] = CdsIndexTrade.builder().product(CdsIndex.of(BuySell.BUY, INDEX_ID, LEGAL_ENTITIES, USD, NOTIONAL, VALUATION_DATE, PAR_SPD_DATES[i], P3M, SAT_SUN, PAR_SPREADS[i] * ONE_BP)).info(TradeInfo.of(VALUATION_DATE)).build().resolve(REF_DATA);
dataBuilder.addValue(quoteId, PAR_SPREADS[i] * ONE_BP);
nodesBuilder.add(node);
cdsMetadataBuilder.add(ResolvedTradeParameterMetadata.of(MARKET_CDS[i], MARKET_CDS[i].Product.ProtectionEndDate.ToString()));
cdsIndexMetadataBuilder.add(ResolvedTradeParameterMetadata.of(MARKET_CDS_INDEX[i], MARKET_CDS_INDEX[i].Product.ProtectionEndDate.ToString()));
}
ImmutableMarketData marketData = dataBuilder.build();
ImmutableList <CdsIsdaCreditCurveNode> nodes = nodesBuilder.build();
CDS_METADATA = cdsMetadataBuilder.build();
CDS_INDEX_METADATA = cdsIndexMetadataBuilder.build();
ImmutableCreditRatesProvider rates = ImmutableCreditRatesProvider.builder().valuationDate(VALUATION_DATE).recoveryRateCurves(ImmutableMap.of(LEGAL_ENTITY, RECOVERY_CURVE)).discountCurves(ImmutableMap.of(USD, YIELD_CURVE)).build();
IsdaCreditCurveDefinition definition = IsdaCreditCurveDefinition.of(CREDIT_CURVE_NAME, USD, VALUATION_DATE, ACT_365F, nodes, true, true);
CREDIT_CURVE = BUILDER.calibrate(definition, marketData, rates, REF_DATA);
NodalCurve underlyingCurve = ((IsdaCreditDiscountFactors)CREDIT_CURVE.SurvivalProbabilities).Curve;
NodalCurve curveWithFactor = underlyingCurve.withMetadata(underlyingCurve.Metadata.withInfo(CurveInfoType.CDS_INDEX_FACTOR, INDEX_FACTOR).withParameterMetadata(CDS_INDEX_METADATA)); // replace parameter metadata
CREDIT_CURVE_INDEX = LegalEntitySurvivalProbabilities.of(INDEX_ID, IsdaCreditDiscountFactors.of(USD, VALUATION_DATE, curveWithFactor));
}
