public void parSpreadTrade() {
final ZonedDateTime referenceDate = DateUtils.getUTCDate(2011, 12, 12);
final DepositZero deposit = DEPOSIT_DEFINITION.toDerivative(referenceDate, CURVES_NAME[0]);
final double psMethod = METHOD_DEPOSIT.parSpread(deposit, CURVES);
final DepositZeroDefinition deposit0Definition = new DepositZeroDefinition(EUR, SPOT_DATE, END_DATE, NOTIONAL, DEPOSIT_AF, new PeriodicInterestRate(RATE_FIGURE + psMethod, 1));
final DepositZero deposit0 = deposit0Definition.toDerivative(referenceDate, CURVES_NAME[0]);
final CurrencyAmount pv0 = METHOD_DEPOSIT.presentValue(deposit0, CURVES);
assertEquals("DepositZero: par spread", 0, pv0.getAmount(), TOLERANCE_PRICE);
final double psCalculator = deposit.accept(PSC, CURVES);
assertEquals("DepositZero: par rate", psMethod, psCalculator, TOLERANCE_RATE);
}