@Test
public void testStartAndEndSame2() {
final ZonedDateTime date = DateUtil.getUTCDate(2001, 2, 13);
final ZonedDateTime[] dates = CALCULATOR.getSchedule(date, date, true, false);
assertEquals(dates.length, 1);
assertEquals(dates[0], date);
}
public double getTimeToCallExpiry(final ZonedDateTime date) {
if (date.isAfter(getCallExpiry().getExpiry())) {
throw new IllegalArgumentException(
"Date " + date + " is after call expiry " + getCallExpiry());
}
return DateUtil.getDifferenceInYears(date, getCallExpiry().getExpiry());
}
@Test
public void testRecursive2() {
ZonedDateTime startDate = DateUtil.getUTCDate(2000, 1, 1);
ZonedDateTime endDate = DateUtil.getUTCDate(2000, 1, 30);
ZonedDateTime[] forward = CALCULATOR.getSchedule(startDate, endDate, false, true);
ZonedDateTime[] backward = CALCULATOR.getSchedule(startDate, endDate, true, true);
assertEquals(forward.length, 1);
assertEquals(backward.length, 1);
assertEquals(forward[0], startDate);
assertEquals(backward[0], endDate);
startDate = DateUtil.getUTCDate(2002, 2, 1);
endDate = DateUtil.getUTCDate(2002, 2, 9);
forward = CALCULATOR.getSchedule(startDate, endDate, false, true);
backward = CALCULATOR.getSchedule(startDate, endDate, true, true);
assertEquals(forward.length, 1);
assertEquals(backward.length, 1);
assertEquals(forward[0], startDate);
assertEquals(backward[0], endDate);
startDate = DateUtil.getUTCDate(2000, 1, 1);
endDate = DateUtil.getUTCDate(2002, 2, 9);
final int months = 26;
forward = CALCULATOR.getSchedule(startDate, endDate, false, true);
backward = CALCULATOR.getSchedule(startDate, endDate, true, true);
assertEquals(forward.length, months);
assertEquals(backward.length, months);
assertEquals(forward[0], startDate);
assertEquals(backward[0], DateUtil.getUTCDate(2000, 1, 9));
assertEquals(forward[months - 1], DateUtil.getUTCDate(2002, 2, 1));
assertEquals(backward[months - 1], endDate);
for (int i = 1; i < months; i++) {
if (forward[i].getYear() == forward[i - 1].getYear()) {
assertEquals(
forward[i].getMonthOfYear().getValue() - forward[i - 1].getMonthOfYear().getValue(), 1);
assertEquals(
backward[i].getMonthOfYear().getValue() - backward[i - 1].getMonthOfYear().getValue(),
1);
} else {
assertEquals(
forward[i].getMonthOfYear().getValue() - forward[i - 1].getMonthOfYear().getValue(),
-11);
assertEquals(
backward[i].getMonthOfYear().getValue() - backward[i - 1].getMonthOfYear().getValue(),
-11);
}
assertEquals(forward[i].getDayOfMonth(), 1);
assertEquals(backward[i].getDayOfMonth(), 9);
}
}
/** Tests related to the construction of interest rate future security. */
public class InterestRateFutureSecurityTest {
// EURIBOR 3M Index
private static final Period TENOR = Period.ofMonths(3);
private static final int SETTLEMENT_DAYS = 2;
private static final Calendar CALENDAR = new MondayToFridayCalendar("A");
private static final DayCount DAY_COUNT_INDEX =
DayCountFactory.INSTANCE.getDayCount("Actual/360");
private static final BusinessDayConvention BUSINESS_DAY =
BusinessDayConventionFactory.INSTANCE.getBusinessDayConvention("Modified Following");
private static final boolean IS_EOM = true;
private static final Currency CUR = Currency.EUR;
private static final IborIndex IBOR_INDEX =
new IborIndex(CUR, TENOR, SETTLEMENT_DAYS, CALENDAR, DAY_COUNT_INDEX, BUSINESS_DAY, IS_EOM);
// Future
private static final ZonedDateTime SPOT_LAST_TRADING_DATE = DateUtil.getUTCDate(2012, 9, 19);
private static final ZonedDateTime LAST_TRADING_DATE =
ScheduleCalculator.getAdjustedDate(SPOT_LAST_TRADING_DATE, CALENDAR, -SETTLEMENT_DAYS);
private static final ZonedDateTime FIXING_END_DATE =
ScheduleCalculator.getAdjustedDate(
SPOT_LAST_TRADING_DATE, BUSINESS_DAY, CALENDAR, IS_EOM, TENOR);
private static final double NOTIONAL = 1000000.0; // 1m
private static final double FUTURE_FACTOR = 0.25;
private static final String NAME = "ERU2";
// private static final InterestRateFutureSecurityDefinition ERU2 = new
// InterestRateFutureSecurityDefinition(LAST_TRADING_DATE, IBOR_INDEX, NOTIONAL, FUTURE_FACTOR,
// NAME);
private static final LocalDate REFERENCE_DATE = LocalDate.of(2010, 8, 18);
private static final DayCount ACT_ACT =
DayCountFactory.INSTANCE.getDayCount("Actual/Actual ISDA");
private static final ZonedDateTime REFERENCE_DATE_ZONED =
ZonedDateTime.of(LocalDateTime.ofMidnight(REFERENCE_DATE), TimeZone.UTC);
private static final double LAST_TRADING_TIME =
ACT_ACT.getDayCountFraction(REFERENCE_DATE_ZONED, LAST_TRADING_DATE);
private static final double FIXING_START_TIME =
ACT_ACT.getDayCountFraction(REFERENCE_DATE_ZONED, SPOT_LAST_TRADING_DATE);
private static final double FIXING_END_TIME =
ACT_ACT.getDayCountFraction(REFERENCE_DATE_ZONED, FIXING_END_DATE);
private static final double FIXING_ACCRUAL =
DAY_COUNT_INDEX.getDayCountFraction(SPOT_LAST_TRADING_DATE, FIXING_END_DATE);
private static final String DISCOUNTING_CURVE_NAME = "Funding";
private static final String FORWARD_CURVE_NAME = "Forward";
private static final InterestRateFutureSecurity ERU2 =
new InterestRateFutureSecurity(
LAST_TRADING_TIME,
IBOR_INDEX,
FIXING_START_TIME,
FIXING_END_TIME,
FIXING_ACCRUAL,
NOTIONAL,
FUTURE_FACTOR,
NAME,
DISCOUNTING_CURVE_NAME,
FORWARD_CURVE_NAME);
@Test(expectedExceptions = IllegalArgumentException.class)
public void testNullIndex() {
new InterestRateFutureSecurity(
LAST_TRADING_TIME,
null,
FIXING_START_TIME,
FIXING_END_TIME,
FIXING_ACCRUAL,
NOTIONAL,
FUTURE_FACTOR,
NAME,
DISCOUNTING_CURVE_NAME,
FORWARD_CURVE_NAME);
}
@Test(expectedExceptions = IllegalArgumentException.class)
public void testNullName() {
new InterestRateFutureSecurity(
LAST_TRADING_TIME,
IBOR_INDEX,
FIXING_START_TIME,
FIXING_END_TIME,
FIXING_ACCRUAL,
NOTIONAL,
FUTURE_FACTOR,
null,
DISCOUNTING_CURVE_NAME,
FORWARD_CURVE_NAME);
}
@Test(expectedExceptions = IllegalArgumentException.class)
public void testNullDscCurve() {
new InterestRateFutureSecurity(
LAST_TRADING_TIME,
IBOR_INDEX,
FIXING_START_TIME,
FIXING_END_TIME,
FIXING_ACCRUAL,
NOTIONAL,
FUTURE_FACTOR,
NAME,
null,
FORWARD_CURVE_NAME);
}
@Test(expectedExceptions = IllegalArgumentException.class)
public void testNullForwardCurve() {
new InterestRateFutureSecurity(
LAST_TRADING_TIME,
IBOR_INDEX,
FIXING_START_TIME,
FIXING_END_TIME,
FIXING_ACCRUAL,
NOTIONAL,
FUTURE_FACTOR,
NAME,
DISCOUNTING_CURVE_NAME,
null);
}
@Test
public void getter() {
assertEquals(LAST_TRADING_TIME, ERU2.getLastTradingTime());
assertEquals(IBOR_INDEX, ERU2.getIborIndex());
assertEquals(NOTIONAL, ERU2.getNotional());
assertEquals(FUTURE_FACTOR, ERU2.getPaymentAccrualFactor());
assertEquals(DISCOUNTING_CURVE_NAME, ERU2.getDiscountingCurveName());
assertEquals(FORWARD_CURVE_NAME, ERU2.getForwardCurveName());
assertEquals(NAME, ERU2.getName());
assertEquals(FIXING_START_TIME, ERU2.getFixingPeriodStartTime());
assertEquals(FIXING_END_TIME, ERU2.getFixingPeriodEndTime());
assertEquals(FIXING_ACCRUAL, ERU2.getFixingPeriodAccrualFactor());
}
@Test
public void equalHash() {
assertTrue(ERU2.equals(ERU2));
InterestRateFutureSecurity other =
new InterestRateFutureSecurity(
LAST_TRADING_TIME,
IBOR_INDEX,
FIXING_START_TIME,
FIXING_END_TIME,
FIXING_ACCRUAL,
NOTIONAL,
FUTURE_FACTOR,
NAME,
DISCOUNTING_CURVE_NAME,
FORWARD_CURVE_NAME);
assertTrue(ERU2.equals(other));
assertTrue(ERU2.hashCode() == other.hashCode());
assertEquals(ERU2.toString(), other.toString());
InterestRateFutureSecurity modifiedFuture;
modifiedFuture =
new InterestRateFutureSecurity(
LAST_TRADING_TIME - 0.01,
IBOR_INDEX,
FIXING_START_TIME,
FIXING_END_TIME,
FIXING_ACCRUAL,
NOTIONAL,
FUTURE_FACTOR,
NAME,
DISCOUNTING_CURVE_NAME,
FORWARD_CURVE_NAME);
assertFalse(ERU2.equals(modifiedFuture));
modifiedFuture =
new InterestRateFutureSecurity(
LAST_TRADING_TIME,
IBOR_INDEX,
FIXING_START_TIME + 0.01,
FIXING_END_TIME,
FIXING_ACCRUAL,
NOTIONAL,
FUTURE_FACTOR,
NAME,
DISCOUNTING_CURVE_NAME,
FORWARD_CURVE_NAME);
assertFalse(ERU2.equals(modifiedFuture));
modifiedFuture =
new InterestRateFutureSecurity(
LAST_TRADING_TIME,
IBOR_INDEX,
FIXING_START_TIME,
FIXING_END_TIME + 0.01,
FIXING_ACCRUAL,
NOTIONAL,
FUTURE_FACTOR,
NAME,
DISCOUNTING_CURVE_NAME,
FORWARD_CURVE_NAME);
assertFalse(ERU2.equals(modifiedFuture));
modifiedFuture =
new InterestRateFutureSecurity(
LAST_TRADING_TIME,
IBOR_INDEX,
FIXING_START_TIME,
FIXING_END_TIME,
FIXING_ACCRUAL + 0.01,
NOTIONAL,
FUTURE_FACTOR,
NAME,
DISCOUNTING_CURVE_NAME,
FORWARD_CURVE_NAME);
assertFalse(ERU2.equals(modifiedFuture));
modifiedFuture =
new InterestRateFutureSecurity(
LAST_TRADING_TIME,
IBOR_INDEX,
FIXING_START_TIME,
FIXING_END_TIME,
FIXING_ACCRUAL,
NOTIONAL + 1.0,
FUTURE_FACTOR,
NAME,
DISCOUNTING_CURVE_NAME,
FORWARD_CURVE_NAME);
assertFalse(ERU2.equals(modifiedFuture));
modifiedFuture =
new InterestRateFutureSecurity(
LAST_TRADING_TIME,
IBOR_INDEX,
FIXING_START_TIME,
FIXING_END_TIME,
FIXING_ACCRUAL,
NOTIONAL,
FUTURE_FACTOR + 0.25,
NAME,
DISCOUNTING_CURVE_NAME,
FORWARD_CURVE_NAME);
assertFalse(ERU2.equals(modifiedFuture));
modifiedFuture =
new InterestRateFutureSecurity(
LAST_TRADING_TIME,
IBOR_INDEX,
FIXING_START_TIME,
FIXING_END_TIME,
FIXING_ACCRUAL,
NOTIONAL,
FUTURE_FACTOR,
NAME,
DISCOUNTING_CURVE_NAME + "NO",
FORWARD_CURVE_NAME);
assertFalse(ERU2.equals(modifiedFuture));
modifiedFuture =
new InterestRateFutureSecurity(
LAST_TRADING_TIME,
IBOR_INDEX,
FIXING_START_TIME,
FIXING_END_TIME,
FIXING_ACCRUAL,
NOTIONAL,
FUTURE_FACTOR,
NAME,
DISCOUNTING_CURVE_NAME,
FORWARD_CURVE_NAME + "NO");
assertFalse(ERU2.equals(modifiedFuture));
modifiedFuture =
new InterestRateFutureSecurity(
LAST_TRADING_TIME,
IBOR_INDEX,
FIXING_START_TIME,
FIXING_END_TIME,
FIXING_ACCRUAL,
NOTIONAL,
FUTURE_FACTOR,
NAME + NAME,
DISCOUNTING_CURVE_NAME,
FORWARD_CURVE_NAME);
assertFalse(ERU2.equals(modifiedFuture));
IborIndex otherIndex =
new IborIndex(
CUR, TENOR, SETTLEMENT_DAYS, CALENDAR, DAY_COUNT_INDEX, BUSINESS_DAY, !IS_EOM);
modifiedFuture =
new InterestRateFutureSecurity(
LAST_TRADING_TIME,
otherIndex,
FIXING_START_TIME,
FIXING_END_TIME,
FIXING_ACCRUAL,
NOTIONAL,
FUTURE_FACTOR,
NAME,
DISCOUNTING_CURVE_NAME,
FORWARD_CURVE_NAME);
assertFalse(ERU2.equals(modifiedFuture));
assertFalse(ERU2.equals(LAST_TRADING_DATE));
assertFalse(ERU2.equals(null));
}
}
/** Tests the method for interest rate future option with SABR volatility parameter surfaces. */
public class InterestRateFutureOptionMarginSecuritySABRMethodTest {
// EURIBOR 3M Index
private static final Period TENOR = Period.ofMonths(3);
private static final int SETTLEMENT_DAYS = 2;
private static final Calendar CALENDAR = new MondayToFridayCalendar("A");
private static final DayCount DAY_COUNT_INDEX =
DayCountFactory.INSTANCE.getDayCount("Actual/360");
private static final BusinessDayConvention BUSINESS_DAY =
BusinessDayConventionFactory.INSTANCE.getBusinessDayConvention("Modified Following");
private static final boolean IS_EOM = true;
private static final Currency CUR = Currency.USD;
private static final IborIndex IBOR_INDEX =
new IborIndex(CUR, TENOR, SETTLEMENT_DAYS, CALENDAR, DAY_COUNT_INDEX, BUSINESS_DAY, IS_EOM);
// Future
private static final ZonedDateTime SPOT_LAST_TRADING_DATE = DateUtil.getUTCDate(2012, 9, 19);
private static final ZonedDateTime LAST_TRADING_DATE =
ScheduleCalculator.getAdjustedDate(SPOT_LAST_TRADING_DATE, CALENDAR, -SETTLEMENT_DAYS);
private static final double NOTIONAL = 1000000.0; // 1m
private static final double FUTURE_FACTOR = 0.25;
private static final String NAME = "EDU2";
private static final InterestRateFutureSecurityDefinition EDU2_DEFINITION =
new InterestRateFutureSecurityDefinition(
LAST_TRADING_DATE, IBOR_INDEX, NOTIONAL, FUTURE_FACTOR, NAME);
private static final ZonedDateTime REFERENCE_DATE = DateUtil.getUTCDate(2010, 8, 18);
private static final String DISCOUNTING_CURVE_NAME = "Funding";
private static final String FORWARD_CURVE_NAME = "Forward";
private static final String[] CURVES = {DISCOUNTING_CURVE_NAME, FORWARD_CURVE_NAME};
private static final InterestRateFutureSecurity EDU2 =
EDU2_DEFINITION.toDerivative(REFERENCE_DATE, CURVES);
// Option
private static final ZonedDateTime EXPIRATION_DATE = DateUtil.getUTCDate(2011, 9, 16);
private static final DayCount ACT_ACT =
DayCountFactory.INSTANCE.getDayCount("Actual/Actual ISDA");
private static final double EXPIRATION_TIME =
ACT_ACT.getDayCountFraction(REFERENCE_DATE, EXPIRATION_DATE);
private static final double STRIKE = 0.9850;
private static final boolean IS_CALL = true;
private static final InterestRateFutureOptionMarginSecurity OPTION_EDU2 =
new InterestRateFutureOptionMarginSecurity(EDU2, EXPIRATION_TIME, STRIKE, IS_CALL);
private static final InterestRateFutureOptionMarginSecuritySABRMethod METHOD =
new InterestRateFutureOptionMarginSecuritySABRMethod();
final YieldCurveBundle CURVES_BUNDLE = TestsDataSets.createCurves1();
final SABRInterestRateParameters SABR_PARAMETER = TestsDataSets.createSABR1();
final SABRInterestRateDataBundle SABR_BUNDLE =
new SABRInterestRateDataBundle(SABR_PARAMETER, CURVES_BUNDLE);
@Test
/** Test the option price from the future price. Mid-curve one year option. */
public void priceFromFuturePriceMidCurve() {
final double priceFuture = 0.9905;
final double priceOption =
METHOD.optionPriceFromFuturePrice(OPTION_EDU2, SABR_BUNDLE, priceFuture);
final double delay = EDU2.getLastTradingTime() - EXPIRATION_TIME;
final double volatility =
SABR_PARAMETER.getVolatility(EXPIRATION_TIME, delay, 1 - STRIKE, 1 - priceFuture);
final BlackPriceFunction blackFunction = new BlackPriceFunction();
final BlackFunctionData dataBlack = new BlackFunctionData(1 - priceFuture, 1.0, volatility);
final EuropeanVanillaOption option =
new EuropeanVanillaOption(1 - STRIKE, EXPIRATION_TIME, !IS_CALL);
final double priceOptionExpected = blackFunction.getPriceFunction(option).evaluate(dataBlack);
assertEquals(
"Future option with SABR volatilities: option price from future price",
priceOptionExpected,
priceOption);
}
@Test
/** Test the option price from the future price. Standard option. */
public void priceFromFuturePriceStandard() {
final double expirationTime = ACT_ACT.getDayCountFraction(REFERENCE_DATE, LAST_TRADING_DATE);
final InterestRateFutureOptionMarginSecurity optionEDU2Standard =
new InterestRateFutureOptionMarginSecurity(EDU2, expirationTime, STRIKE, IS_CALL);
final double priceFuture = 0.9905;
final double priceOption =
METHOD.optionPriceFromFuturePrice(optionEDU2Standard, SABR_BUNDLE, priceFuture);
final double delay = 0.0;
final double volatility =
SABR_PARAMETER.getVolatility(expirationTime, delay, 1 - STRIKE, 1 - priceFuture);
final BlackPriceFunction blackFunction = new BlackPriceFunction();
final BlackFunctionData dataBlack = new BlackFunctionData(1 - priceFuture, 1.0, volatility);
final EuropeanVanillaOption option =
new EuropeanVanillaOption(1 - STRIKE, expirationTime, !IS_CALL);
final double priceOptionExpected = blackFunction.getPriceFunction(option).evaluate(dataBlack);
assertEquals(
"Future option with SABR volatilities: option price from future price",
priceOptionExpected,
priceOption);
}
@Test
/** Test the option price from the future price. Standard option. */
public void priceStandard() {
final double expirationTime = ACT_ACT.getDayCountFraction(REFERENCE_DATE, LAST_TRADING_DATE);
final InterestRateFutureOptionMarginSecurity optionEDU2Standard =
new InterestRateFutureOptionMarginSecurity(EDU2, expirationTime, STRIKE, IS_CALL);
final double priceOption = METHOD.optionPrice(optionEDU2Standard, SABR_BUNDLE);
final InterestRateFutureSecurityDiscountingMethod methodFuture =
InterestRateFutureSecurityDiscountingMethod.getInstance();
final double priceFuture = methodFuture.priceFromCurves(EDU2, CURVES_BUNDLE);
final double priceOptionExpected =
METHOD.optionPriceFromFuturePrice(optionEDU2Standard, SABR_BUNDLE, priceFuture);
assertEquals(
"Future option with SABR volatilities: option price", priceOptionExpected, priceOption);
}
}
/**
* Tests for the methods related to interest rate securities pricing with Hull-White model convexity
* adjustment.
*/
public class InterestRateFutureSecurityHullWhiteMethodTest {
// EURIBOR 3M Index
private static final Period TENOR = Period.ofMonths(3);
private static final int SETTLEMENT_DAYS = 2;
private static final Calendar CALENDAR = new MondayToFridayCalendar("A");
private static final DayCount DAY_COUNT_INDEX =
DayCountFactory.INSTANCE.getDayCount("Actual/360");
private static final BusinessDayConvention BUSINESS_DAY =
BusinessDayConventionFactory.INSTANCE.getBusinessDayConvention("Modified Following");
private static final boolean IS_EOM = true;
private static final Currency CUR = Currency.EUR;
private static final IborIndex IBOR_INDEX =
new IborIndex(CUR, TENOR, SETTLEMENT_DAYS, CALENDAR, DAY_COUNT_INDEX, BUSINESS_DAY, IS_EOM);
// Future
private static final ZonedDateTime SPOT_LAST_TRADING_DATE = DateUtil.getUTCDate(2012, 9, 19);
private static final ZonedDateTime LAST_TRADING_DATE =
ScheduleCalculator.getAdjustedDate(SPOT_LAST_TRADING_DATE, CALENDAR, -SETTLEMENT_DAYS);
private static final ZonedDateTime FIXING_END_DATE =
ScheduleCalculator.getAdjustedDate(
SPOT_LAST_TRADING_DATE, BUSINESS_DAY, CALENDAR, IS_EOM, TENOR);
private static final double NOTIONAL = 1000000.0; // 1m
private static final double FUTURE_FACTOR = 0.25;
private static final String NAME = "ERU2";
// Time version
private static final LocalDate REFERENCE_DATE = LocalDate.of(2011, 5, 12);
private static final DayCount ACT_ACT =
DayCountFactory.INSTANCE.getDayCount("Actual/Actual ISDA");
private static final ZonedDateTime REFERENCE_DATE_ZONED =
ZonedDateTime.of(LocalDateTime.ofMidnight(REFERENCE_DATE), TimeZone.UTC);
private static final double LAST_TRADING_TIME =
ACT_ACT.getDayCountFraction(REFERENCE_DATE_ZONED, LAST_TRADING_DATE);
private static final double FIXING_START_TIME =
ACT_ACT.getDayCountFraction(REFERENCE_DATE_ZONED, SPOT_LAST_TRADING_DATE);
private static final double FIXING_END_TIME =
ACT_ACT.getDayCountFraction(REFERENCE_DATE_ZONED, FIXING_END_DATE);
private static final double FIXING_ACCRUAL =
DAY_COUNT_INDEX.getDayCountFraction(SPOT_LAST_TRADING_DATE, FIXING_END_DATE);
private static final String DISCOUNTING_CURVE_NAME = "Funding";
private static final String FORWARD_CURVE_NAME = "Forward";
private static final InterestRateFutureSecurity ERU2 =
new InterestRateFutureSecurity(
LAST_TRADING_TIME,
IBOR_INDEX,
FIXING_START_TIME,
FIXING_END_TIME,
FIXING_ACCRUAL,
NOTIONAL,
FUTURE_FACTOR,
NAME,
DISCOUNTING_CURVE_NAME,
FORWARD_CURVE_NAME);
private static final double MEAN_REVERSION = 0.01;
private static final double[] VOLATILITY = new double[] {0.01, 0.011, 0.012, 0.013, 0.014};
private static final double[] VOLATILITY_TIME = new double[] {0.5, 1.0, 2.0, 5.0};
private static final HullWhiteOneFactorPiecewiseConstantParameters MODEL_PARAMETERS =
new HullWhiteOneFactorPiecewiseConstantParameters(
MEAN_REVERSION, VOLATILITY, VOLATILITY_TIME);
private static final InterestRateFutureSecurityHullWhiteMethod METHOD =
new InterestRateFutureSecurityHullWhiteMethod(MODEL_PARAMETERS);
private static final HullWhiteOneFactorPiecewiseConstantInterestRateModel MODEL =
new HullWhiteOneFactorPiecewiseConstantInterestRateModel();
@Test
/** Test the constructors. */
public void constructor() {
final InterestRateFutureSecurityHullWhiteMethod methodParameters =
new InterestRateFutureSecurityHullWhiteMethod(MEAN_REVERSION, VOLATILITY, VOLATILITY_TIME);
assertTrue(METHOD.equals(methodParameters));
}
@Test
/** Test the price computed from the curves */
public void price() {
final YieldCurveBundle curves = TestsDataSets.createCurves1();
final double price = METHOD.price(ERU2, curves);
final YieldAndDiscountCurve forwardCurve = curves.getCurve(FORWARD_CURVE_NAME);
final double forward =
(forwardCurve.getDiscountFactor(FIXING_START_TIME)
/ forwardCurve.getDiscountFactor(FIXING_END_TIME)
- 1)
/ FIXING_ACCRUAL;
final double factor = MODEL.futureConvexityFactor(ERU2, MODEL_PARAMETERS);
final double expectedPrice = 1.0 - factor * forward + (1 - factor) / FIXING_ACCRUAL;
assertEquals("Future price from curves in Hull-White one factor model", expectedPrice, price);
}
@Test
/** Compare the price with a price without convexity adjustment. */
public void comparisonDiscounting() {
final YieldCurveBundle curves = TestsDataSets.createCurves1();
final InterestRateFutureSecurityDiscountingMethod methodDiscounting =
InterestRateFutureSecurityDiscountingMethod.getInstance();
final double priceDiscounting = methodDiscounting.priceFromCurves(ERU2, curves);
final double priceHullWhite = METHOD.price(ERU2, curves);
assertTrue(
"Future price comparison with no convexity adjustment", priceDiscounting > priceHullWhite);
}
@Test
public void equalHash() {
assertTrue(METHOD.equals(METHOD));
InterestRateFutureSecurityHullWhiteMethod other =
new InterestRateFutureSecurityHullWhiteMethod(MODEL_PARAMETERS);
assertTrue(METHOD.equals(other));
assertTrue(METHOD.hashCode() == other.hashCode());
InterestRateFutureSecurityHullWhiteMethod modifiedMethod;
HullWhiteOneFactorPiecewiseConstantParameters modifiedParameter =
new HullWhiteOneFactorPiecewiseConstantParameters(
MEAN_REVERSION * 2, VOLATILITY, VOLATILITY_TIME);
modifiedMethod = new InterestRateFutureSecurityHullWhiteMethod(modifiedParameter);
assertFalse(METHOD.equals(modifiedMethod));
assertFalse(METHOD.equals(CUR));
assertFalse(METHOD.equals(null));
}
}
@Test
public void testEndOfMonth2() {
final ZonedDateTime startDate = DateUtil.getUTCDate(2009, 11, 30);
final ZonedDateTime endDate = DateUtil.getUTCDate(2010, 8, 31);
final ZonedDateTime[] fromStart =
new ZonedDateTime[] {
DateUtil.getUTCDate(2009, 11, 30),
DateUtil.getUTCDate(2009, 12, 30),
DateUtil.getUTCDate(2010, 1, 30),
DateUtil.getUTCDate(2010, 2, 28),
DateUtil.getUTCDate(2010, 3, 30),
DateUtil.getUTCDate(2010, 4, 30),
DateUtil.getUTCDate(2010, 5, 30),
DateUtil.getUTCDate(2010, 6, 30),
DateUtil.getUTCDate(2010, 7, 30),
DateUtil.getUTCDate(2010, 8, 30)
};
final ZonedDateTime[] fromStartRecursive =
new ZonedDateTime[] {
DateUtil.getUTCDate(2009, 11, 30),
DateUtil.getUTCDate(2009, 12, 30),
DateUtil.getUTCDate(2010, 1, 30),
DateUtil.getUTCDate(2010, 2, 28),
DateUtil.getUTCDate(2010, 3, 28),
DateUtil.getUTCDate(2010, 4, 28),
DateUtil.getUTCDate(2010, 5, 28),
DateUtil.getUTCDate(2010, 6, 28),
DateUtil.getUTCDate(2010, 7, 28),
DateUtil.getUTCDate(2010, 8, 28)
};
final ZonedDateTime[] fromEnd =
new ZonedDateTime[] {
DateUtil.getUTCDate(2009, 11, 30),
DateUtil.getUTCDate(2009, 12, 31),
DateUtil.getUTCDate(2010, 1, 31),
DateUtil.getUTCDate(2010, 2, 28),
DateUtil.getUTCDate(2010, 3, 31),
DateUtil.getUTCDate(2010, 4, 30),
DateUtil.getUTCDate(2010, 5, 31),
DateUtil.getUTCDate(2010, 6, 30),
DateUtil.getUTCDate(2010, 7, 31),
DateUtil.getUTCDate(2010, 8, 31)
};
final ZonedDateTime[] fromEndRecursive =
new ZonedDateTime[] {
DateUtil.getUTCDate(2009, 12, 28),
DateUtil.getUTCDate(2010, 1, 28),
DateUtil.getUTCDate(2010, 2, 28),
DateUtil.getUTCDate(2010, 3, 30),
DateUtil.getUTCDate(2010, 4, 30),
DateUtil.getUTCDate(2010, 5, 30),
DateUtil.getUTCDate(2010, 6, 30),
DateUtil.getUTCDate(2010, 7, 31),
DateUtil.getUTCDate(2010, 8, 31)
};
assertArrayEquals(fromStart, CALCULATOR.getSchedule(startDate, endDate, false, false));
assertArrayEquals(fromStartRecursive, CALCULATOR.getSchedule(startDate, endDate, false, true));
assertArrayEquals(fromEnd, CALCULATOR.getSchedule(startDate, endDate, true, false));
assertArrayEquals(fromEndRecursive, CALCULATOR.getSchedule(startDate, endDate, true, true));
}
@Test(expectedExceptions = IllegalArgumentException.class)
public void testStartAfterEnd() {
CALCULATOR.getSchedule(
DateUtil.getUTCDate(2001, 1, 1), DateUtil.getUTCDate(2000, 1, 1), true, true);
}
public class BondFixedDescriptionTest {
// Semi-annual 2Y
private static final Currency CUR = Currency.USD;
private static final Period PAYMENT_TENOR = Period.ofMonths(6);
private static final int PAYMENT_PER_YEAR = 2;
private static final Calendar CALENDAR = new MondayToFridayCalendar("A");
private static final DayCount DAY_COUNT =
DayCountFactory.INSTANCE.getDayCount("Actual/Actual ICMA");
private static final BusinessDayConvention BUSINESS_DAY =
BusinessDayConventionFactory.INSTANCE.getBusinessDayConvention("Following");
private static final boolean IS_EOM = false;
private static final Period BOND_TENOR = Period.ofYears(2);
private static final ZonedDateTime START_ACCRUAL_DATE = DateUtil.getUTCDate(2011, 7, 13);
private static final ZonedDateTime MATURITY_DATE = START_ACCRUAL_DATE.plus(BOND_TENOR);
private static final double RATE = 0.0325;
private static final YieldConvention YIELD_CONVENTION =
YieldConventionFactory.INSTANCE.getYieldConvention("STREET CONVENTION");
private static final AnnuityCouponFixedDefinition COUPON_DEFINITION =
AnnuityCouponFixedDefinition.fromAccrualUnadjusted(
CUR,
START_ACCRUAL_DATE,
MATURITY_DATE,
PAYMENT_TENOR,
PAYMENT_PER_YEAR,
CALENDAR,
DAY_COUNT,
BUSINESS_DAY,
IS_EOM,
1.0,
RATE,
false);
private static final AnnuityPaymentFixedDefinition NOMINAL_DEFINITION =
new AnnuityPaymentFixedDefinition(
new PaymentFixedDefinition[] {new PaymentFixedDefinition(CUR, MATURITY_DATE, 1.0)});
// to derivatives: common
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};
YieldCurveBundle CURVES = TestsDataSets.createCurves1();
// to derivatives: first coupon
private static final ZonedDateTime REFERENCE_DATE_1 = DateUtil.getUTCDate(2011, 8, 18);
private static final AnnuityCouponFixed COUPON_1 =
COUPON_DEFINITION.toDerivative(REFERENCE_DATE_1, CURVES_NAME);
private static final AnnuityPaymentFixed NOMINAL_1 =
NOMINAL_DEFINITION.toDerivative(REFERENCE_DATE_1, CURVES_NAME);
private static final BondFixedDescription BOND_DESCRIPTION_1 =
new BondFixedDescription(NOMINAL_1, COUPON_1, YIELD_CONVENTION);
// to derivatives: second coupon
private static final ZonedDateTime REFERENCE_DATE_2 = DateUtil.getUTCDate(2012, 2, 16);
private static final AnnuityCouponFixed COUPON_2 =
COUPON_DEFINITION.toDerivative(REFERENCE_DATE_2, CURVES_NAME);
private static final AnnuityPaymentFixed NOMINAL_2 =
NOMINAL_DEFINITION.toDerivative(REFERENCE_DATE_2, CURVES_NAME);
private static final BondFixedDescription BOND_DESCRIPTION_2 =
new BondFixedDescription(NOMINAL_2, COUPON_2, YIELD_CONVENTION);
@Test(expectedExceptions = IllegalArgumentException.class)
public void testNullNominal() {
new BondFixedDescription(null, COUPON_1, YIELD_CONVENTION);
}
@Test(expectedExceptions = IllegalArgumentException.class)
public void testNullCoupon() {
new BondFixedDescription(NOMINAL_1, null, YIELD_CONVENTION);
}
@Test(expectedExceptions = IllegalArgumentException.class)
public void testNullYield() {
new BondFixedDescription(NOMINAL_1, COUPON_1, null);
}
@Test
public void testGetters1() {
assertEquals(NOMINAL_1, BOND_DESCRIPTION_1.getNominal());
assertEquals(COUPON_1, BOND_DESCRIPTION_1.getCoupon());
}
@Test
public void testGetters2() {
assertEquals(NOMINAL_2, BOND_DESCRIPTION_2.getNominal());
assertEquals(COUPON_2, BOND_DESCRIPTION_2.getCoupon());
}
}
public class VasicekDataBundleTest {
private static final YieldCurve SHORT_RATE = new YieldCurve(ConstantDoublesCurve.from(0.02));
private static final double LONG_RATE = 0.05;
private static final double SPEED = 0.1;
private static final VolatilityCurve SIGMA = new VolatilityCurve(ConstantDoublesCurve.from(0.4));
private static final ZonedDateTime DATE = DateUtil.getUTCDate(2010, 1, 1);
private static final VasicekDataBundle DATA =
new VasicekDataBundle(SHORT_RATE, SIGMA, DATE, LONG_RATE, SPEED);
@Test(expectedExceptions = IllegalArgumentException.class)
public void testNullShortRate() {
new VasicekDataBundle(null, SIGMA, DATE, LONG_RATE, SPEED);
}
@Test(expectedExceptions = IllegalArgumentException.class)
public void testNullVolatility() {
new VasicekDataBundle(SHORT_RATE, null, DATE, LONG_RATE, SPEED);
}
@Test(expectedExceptions = IllegalArgumentException.class)
public void testNullDate() {
new VasicekDataBundle(SHORT_RATE, SIGMA, null, LONG_RATE, SPEED);
}
@Test(expectedExceptions = IllegalArgumentException.class)
public void testZeroSpeed() {
new VasicekDataBundle(SHORT_RATE, SIGMA, DATE, LONG_RATE, 0);
}
@Test
public void testGetters() {
final double t = Math.random();
assertEquals(DATA.getShortRateCurve(), SHORT_RATE);
assertEquals(DATA.getShortRate(t), SHORT_RATE.getInterestRate(t), 0);
assertEquals(DATA.getLongTermInterestRate(), LONG_RATE, 0);
assertEquals(DATA.getReversionSpeed(), SPEED, 0);
assertEquals(DATA.getShortRateVolatilityCurve(), SIGMA);
assertEquals(DATA.getShortRateVolatility(t), SIGMA.getVolatility(t), 0);
assertEquals(DATA.getDate(), DATE);
}
@Test
public void testHashCodeAndEquals() {
VasicekDataBundle other = new VasicekDataBundle(SHORT_RATE, SIGMA, DATE, LONG_RATE, SPEED);
assertEquals(other, DATA);
assertEquals(other.hashCode(), DATA.hashCode());
other =
new VasicekDataBundle(
new YieldCurve(ConstantDoublesCurve.from(SHORT_RATE.getInterestRate(0.) + 1)),
SIGMA,
DATE,
LONG_RATE,
SPEED);
assertFalse(other.equals(DATA));
other =
new VasicekDataBundle(
SHORT_RATE,
new VolatilityCurve(ConstantDoublesCurve.from(SIGMA.getVolatility(0.) + 0.2)),
DATE,
LONG_RATE,
SPEED);
assertFalse(other.equals(DATA));
other = new VasicekDataBundle(SHORT_RATE, SIGMA, DATE.plusDays(10), LONG_RATE, SPEED);
assertFalse(other.equals(DATA));
other = new VasicekDataBundle(SHORT_RATE, SIGMA, DATE, LONG_RATE + 1, SPEED);
assertFalse(other.equals(DATA));
other = new VasicekDataBundle(SHORT_RATE, SIGMA, DATE, LONG_RATE, SPEED + 1);
assertFalse(other.equals(DATA));
}
}