//-------------------------------------------------------------------------
        public virtual void test_zSpreadFromCurvesAndPV_continuous()
        {
            double dirtyPrice = PRICER.dirtyPriceFromCurvesWithZSpread(PRODUCT, PROVIDER, REF_DATA, Z_SPREAD, CONTINUOUS, 0);
            double computed   = PRICER.zSpreadFromCurvesAndDirtyPrice(PRODUCT, PROVIDER, REF_DATA, dirtyPrice, CONTINUOUS, 0);

            assertEquals(computed, Z_SPREAD, TOL);
        }