/**
* Copyright (C) 2009 - present by OpenGamma Inc. and the OpenGamma group of companies
*
* Please see distribution for license.
*/
package com.opengamma.analytics.financial.interestrate;
import static org.testng.AssertJUnit.assertEquals;
import java.util.ArrayList;
import java.util.List;
import org.testng.annotations.Test;
import org.threeten.bp.Period;
import com.opengamma.analytics.financial.instrument.index.IborIndex;
import com.opengamma.analytics.financial.interestrate.annuity.derivative.Annuity;
import com.opengamma.analytics.financial.interestrate.annuity.derivative.AnnuityCouponFixed;
import com.opengamma.analytics.financial.interestrate.annuity.derivative.AnnuityPaymentFixed;
import com.opengamma.analytics.financial.interestrate.bond.definition.BondFixedSecurity;
import com.opengamma.analytics.financial.interestrate.cash.derivative.Cash;
import com.opengamma.analytics.financial.interestrate.fra.derivative.ForwardRateAgreement;
import com.opengamma.analytics.financial.interestrate.payments.derivative.CouponFixed;
import com.opengamma.analytics.financial.interestrate.payments.derivative.CouponIborSpread;
import com.opengamma.analytics.financial.interestrate.payments.derivative.Payment;
import com.opengamma.analytics.financial.interestrate.payments.derivative.PaymentFixed;
import com.opengamma.analytics.financial.model.interestrate.curve.YieldAndDiscountCurve;
import com.opengamma.analytics.financial.model.interestrate.curve.YieldCurve;
import com.opengamma.analytics.math.curve.ConstantDoublesCurve;
import com.opengamma.financial.convention.businessday.BusinessDayConvention;
import com.opengamma.financial.convention.businessday.BusinessDayConventionFactory;
import com.opengamma.financial.convention.daycount.DayCount;
import com.opengamma.financial.convention.daycount.DayCountFactory;
import com.opengamma.financial.convention.yield.SimpleYieldConvention;
import com.opengamma.util.money.Currency;
/**
* @deprecated This class tests deprecated functionality.
*/
@Deprecated
public class PresentValueCalculatorTest {
private static final PresentValueCalculator PVC = PresentValueCalculator.getInstance();
private static final String FIVE_PC_CURVE_NAME = "5%";
private static final String FOUR_PC_CURVE_NAME = "4%";
private static final String ZERO_PC_CURVE_NAME = "0%";
private static final YieldCurveBundle CURVES;
private static final Currency CUR = Currency.EUR;
private static final Period TENOR = Period.ofMonths(6);
private static final int SETTLEMENT_DAYS = 2;
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 IborIndex INDEX = new IborIndex(CUR, TENOR, SETTLEMENT_DAYS, DAY_COUNT_INDEX, BUSINESS_DAY, IS_EOM, "Ibor");
static {
YieldAndDiscountCurve curve = YieldCurve.from(ConstantDoublesCurve.from(0.05));
CURVES = new YieldCurveBundle();
CURVES.setCurve(FIVE_PC_CURVE_NAME, curve);
curve = YieldCurve.from(ConstantDoublesCurve.from(0.04));
CURVES.setCurve(FOUR_PC_CURVE_NAME, curve);
curve = YieldCurve.from(ConstantDoublesCurve.from(0.0));
CURVES.setCurve(ZERO_PC_CURVE_NAME, curve);
}
@Test
public void testCash() {
final double t = 7 / 365.0;
final YieldAndDiscountCurve curve = CURVES.getCurve(FIVE_PC_CURVE_NAME);
double r = 1 / t * (1 / curve.getDiscountFactor(t) - 1);
Cash cash = new Cash(CUR, 0, t, 1, r, t, FIVE_PC_CURVE_NAME);
double pv = cash.accept(PVC, CURVES);
assertEquals(0.0, pv, 1e-12);
final double tradeTime = 2.0 / 365.0;
final double yearFrac = 5.0 / 360.0;
r = 1 / yearFrac * (curve.getDiscountFactor(tradeTime) / curve.getDiscountFactor(t) - 1);
cash = new Cash(CUR, tradeTime, t, 1, r, yearFrac, FIVE_PC_CURVE_NAME);
pv = cash.accept(PVC, CURVES);
assertEquals(0.0, pv, 1e-12);
}
@Test
public void testFRA() {
final double paymentTime = 0.5;
final double fixingPeriodEnd = 7. / 12.;
String fundingCurveName = ZERO_PC_CURVE_NAME;
final String forwardCurveName = FIVE_PC_CURVE_NAME;
double paymentYearFraction = fixingPeriodEnd - paymentTime;
final double notional = 1;
final IborIndex index = new IborIndex(CUR, Period.ofMonths(1), 2, DayCountFactory.INSTANCE.getDayCount("Actual/365"),
BusinessDayConventionFactory.INSTANCE.getBusinessDayConvention("Following"), true);
double fixingTime = paymentTime;
final double fixingPeriodStart = paymentTime;
double fixingYearFraction = paymentYearFraction;
final YieldAndDiscountCurve forwardCurve = CURVES.getCurve(FIVE_PC_CURVE_NAME);
final double rate = (forwardCurve.getDiscountFactor(paymentTime) / forwardCurve.getDiscountFactor(fixingPeriodEnd) - 1.0) * 12.0;
ForwardRateAgreement fra = new ForwardRateAgreement(CUR, paymentTime, fundingCurveName, paymentYearFraction, notional, index, fixingTime, fixingPeriodStart, fixingPeriodEnd, fixingYearFraction,
rate, forwardCurveName);
double pv = fra.accept(PVC, CURVES);
assertEquals(0.0, pv, 1e-12);
fixingTime = paymentTime - 2. / 365.;
fixingYearFraction = 31. / 365;
paymentYearFraction = 30. / 360;
fundingCurveName = FIVE_PC_CURVE_NAME;
final double forwardRate = (forwardCurve.getDiscountFactor(fixingPeriodStart) / forwardCurve.getDiscountFactor(fixingPeriodEnd) - 1) / fixingYearFraction;
final double fv = (forwardRate - rate) * paymentYearFraction / (1 + forwardRate * paymentYearFraction);
final double pv2 = fv * forwardCurve.getDiscountFactor(paymentTime);
fra = new ForwardRateAgreement(CUR, paymentTime, fundingCurveName, paymentYearFraction, notional, index, fixingTime, fixingPeriodStart, fixingPeriodEnd, fixingYearFraction, rate, forwardCurveName);
pv = fra.accept(PVC, CURVES);
assertEquals(pv, pv2, 1e-12);
}
// @Test
// public void testFutures() {
// final IborIndex iborIndex = new IborIndex(CUR, Period.ofMonths(3), 2, new MondayToFridayCalendar("A"), DayCountFactory.INSTANCE.getDayCount("Actual/365"),
// BusinessDayConventionFactory.INSTANCE.getBusinessDayConvention("Following"), true);
// final double lastTradingTime = 1.473;
// final double fixingPeriodStartTime = 1.467;
// final double fixingPeriodEndTime = 1.75;
// final double fixingPeriodAccrualFactor = 0.267;
// final double paymentAccrualFactor = 0.25;
// final double referencePrice = 0.0; // TODO CASE - Future refactor - referencePrice = 0.0
// final YieldAndDiscountCurve curve = CURVES.getCurve(FIVE_PC_CURVE_NAME);
// final double rate = (curve.getDiscountFactor(fixingPeriodStartTime) / curve.getDiscountFactor(fixingPeriodEndTime) - 1.0) / fixingPeriodAccrualFactor;
// final double price = 1 - rate;
// final double notional = 1;
// final int quantity = 123;
// InterestRateFutureTransaction ir = new InterestRateFutureTransaction(lastTradingTime, iborIndex, fixingPeriodStartTime, fixingPeriodEndTime, fixingPeriodAccrualFactor, referencePrice, notional, paymentAccrualFactor,
// quantity, "A", FIVE_PC_CURVE_NAME, FIVE_PC_CURVE_NAME);
// double pv = ir.accept(PVC, CURVES);
// assertEquals(price * notional * paymentAccrualFactor * quantity, pv, 1e-12);
// final double deltaPrice = 0.01;
// ir = new InterestRateFutureTransaction(lastTradingTime, iborIndex, fixingPeriodStartTime, fixingPeriodEndTime, fixingPeriodAccrualFactor, deltaPrice, notional, paymentAccrualFactor, quantity, "A",
// FIVE_PC_CURVE_NAME, FIVE_PC_CURVE_NAME);
// pv = ir.accept(PVC, CURVES);
// assertEquals((price - deltaPrice) * notional * paymentAccrualFactor * quantity, pv, 1e-12);
// }
@Test
public void testFixedCouponAnnuity() {
AnnuityCouponFixed annuityReceiver = new AnnuityCouponFixed(CUR, new double[] {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, 1.0, ZERO_PC_CURVE_NAME, false);
double pv = annuityReceiver.accept(PVC, CURVES);
assertEquals(10.0, pv, 1e-12);
final int n = 15;
final double alpha = 0.49;
final double yearFrac = 0.51;
final double[] paymentTimes = new double[n];
final double[] coupons = new double[n];
final double[] yearFracs = new double[n];
final YieldAndDiscountCurve curve = CURVES.getCurve(FIVE_PC_CURVE_NAME);
final double rate = curve.getInterestRate(0.0);
for (int i = 0; i < n; i++) {
paymentTimes[i] = (i + 1) * alpha;
coupons[i] = Math.exp((i + 1) * rate * alpha);
yearFracs[i] = yearFrac;
}
annuityReceiver = new AnnuityCouponFixed(CUR, paymentTimes, Math.PI, rate, yearFracs, ZERO_PC_CURVE_NAME, false);
pv = annuityReceiver.accept(PVC, CURVES);
assertEquals(n * yearFrac * rate * Math.PI, pv, 1e-12);
final AnnuityCouponFixed annuityPayer = new AnnuityCouponFixed(CUR, paymentTimes, Math.PI, rate, yearFracs, ZERO_PC_CURVE_NAME, true);
assertEquals(pv, -annuityPayer.accept(PVC, CURVES), 1e-12);
}
@Test
public void testBond() {
final int n = 20;
final double tau = 0.5;
final double yearFrac = 180 / 365.0;
final YieldAndDiscountCurve curve = CURVES.getCurve(FIVE_PC_CURVE_NAME);
final double coupon = (1.0 / curve.getDiscountFactor(tau) - 1.0) / yearFrac;
final CouponFixed[] coupons = new CouponFixed[n];
for (int i = 0; i < n; i++) {
coupons[i] = new CouponFixed(CUR, tau * (i + 1), FIVE_PC_CURVE_NAME, yearFrac, coupon);
}
final AnnuityPaymentFixed nominal = new AnnuityPaymentFixed(new PaymentFixed[] {new PaymentFixed(CUR, tau * n, 1, FIVE_PC_CURVE_NAME)});
final BondFixedSecurity bond = new BondFixedSecurity(nominal, new AnnuityCouponFixed(coupons), 0, 0, 0.5, SimpleYieldConvention.TRUE, 2, FIVE_PC_CURVE_NAME, "S");
final double pv = bond.accept(PVC, CURVES);
assertEquals(1.0, pv, 1e-12);
}
@Test
public void testGenericAnnuity() {
final double time = 3.4;
final double amount = 34.3;
final double coupon = 0.05;
final double yearFrac = 0.5;
final double resetTime = 2.9;
final double notional = 56;
final List<Payment> list = new ArrayList<>();
double expected = 0.0;
Payment temp = new PaymentFixed(CUR, time, amount, FIVE_PC_CURVE_NAME);
expected += amount * CURVES.getCurve(FIVE_PC_CURVE_NAME).getDiscountFactor(time);
list.add(temp);
temp = new CouponFixed(CUR, time, FIVE_PC_CURVE_NAME, yearFrac, notional, coupon);
expected += notional * yearFrac * coupon * CURVES.getCurve(FIVE_PC_CURVE_NAME).getDiscountFactor(time);
list.add(temp);
temp = new CouponIborSpread(CUR, time, ZERO_PC_CURVE_NAME, yearFrac, notional, resetTime, INDEX, resetTime, time, yearFrac, 0.0, FIVE_PC_CURVE_NAME);
expected += notional * (CURVES.getCurve(FIVE_PC_CURVE_NAME).getDiscountFactor(resetTime) / CURVES.getCurve(FIVE_PC_CURVE_NAME).getDiscountFactor(time) - 1);
list.add(temp);
final Annuity<Payment> annuity = new Annuity<>(list, Payment.class, true);
final double pv = annuity.accept(PVC, CURVES);
assertEquals(expected, pv, 1e-12);
}
@Test
public void testFixedPayment() {
final double time = 1.23;
final double amount = 4345.3;
final PaymentFixed payment = new PaymentFixed(CUR, time, amount, FIVE_PC_CURVE_NAME);
final double expected = amount * CURVES.getCurve(FIVE_PC_CURVE_NAME).getDiscountFactor(time);
final double pv = payment.accept(PVC, CURVES);
assertEquals(expected, pv, 1e-8);
}
@Test
public void testFixedCouponPayment() {
final double time = 1.23;
final double yearFrac = 0.56;
final double coupon = 0.07;
final double notional = 1000;
final CouponFixed payment = new CouponFixed(CUR, time, ZERO_PC_CURVE_NAME, yearFrac, notional, coupon);
final double expected = notional * yearFrac * coupon;
final double pv = payment.accept(PVC, CURVES);
assertEquals(expected, pv, 1e-8);
}
@Test
public void forwardLiborPayment() {
final double time = 2.45;
final double resetTime = 2.0;
final double maturity = 2.5;
final double paymentYF = 0.48;
final double forwardYF = 0.5;
final double spread = 0.04;
final double notional = 4.53;
CouponIborSpread payment = new CouponIborSpread(CUR, time, FIVE_PC_CURVE_NAME, paymentYF, notional, resetTime, INDEX, resetTime, maturity, forwardYF, spread, ZERO_PC_CURVE_NAME);
double expected = notional * paymentYF * spread * CURVES.getCurve(FIVE_PC_CURVE_NAME).getDiscountFactor(time);
double pv = payment.accept(PVC, CURVES);
assertEquals(expected, pv, 1e-8);
payment = new CouponIborSpread(CUR, time, ZERO_PC_CURVE_NAME, paymentYF, 1.0, resetTime, INDEX, resetTime, maturity, forwardYF, spread, FIVE_PC_CURVE_NAME);
final double forward = (Math.exp(0.05 * (maturity - resetTime)) - 1) / forwardYF;
expected = paymentYF * (forward + spread);
pv = payment.accept(PVC, CURVES);
assertEquals(expected, pv, 1e-8);
}
}