/**
* Copyright (C) 2009 - present by OpenGamma Inc. and the OpenGamma group of companies
*
* Please see distribution for license.
*/
package com.opengamma.analytics.financial.model.option.definition;
import static org.testng.AssertJUnit.assertEquals;
import static org.testng.AssertJUnit.assertFalse;
import org.testng.annotations.Test;
import org.threeten.bp.ZonedDateTime;
import com.opengamma.analytics.financial.model.interestrate.curve.YieldAndDiscountCurve;
import com.opengamma.analytics.financial.model.interestrate.curve.YieldCurve;
import com.opengamma.analytics.financial.model.volatility.surface.VolatilitySurface;
import com.opengamma.analytics.math.curve.ConstantDoublesCurve;
import com.opengamma.analytics.math.surface.ConstantDoublesSurface;
import com.opengamma.util.test.TestGroup;
import com.opengamma.util.time.DateUtils;
/**
* Test.
*/
@Test(groups = TestGroup.UNIT)
public class SkewKurtosisOptionDataBundleTest {
private static final double R = 0.03;
private static final double SIGMA = 0.25;
private static final YieldAndDiscountCurve CURVE = YieldCurve.from(ConstantDoublesCurve.from(R));
private static final double B = 0.03;
private static final VolatilitySurface SURFACE = new VolatilitySurface(ConstantDoublesSurface.from(SIGMA));
private static final double SPOT = 100;
private static final ZonedDateTime DATE = DateUtils.getUTCDate(2010, 5, 1);
private static final double SKEW = 1.2;
private static final double KURTOSIS = 4.5;
private static final YieldAndDiscountCurve OTHER_CURVE = YieldCurve.from(ConstantDoublesCurve.from(R + 1));
private static final double OTHER_B = B + 1;
private static final VolatilitySurface OTHER_SURFACE = new VolatilitySurface(ConstantDoublesSurface.from(SIGMA + 1));
private static final double OTHER_SPOT = SPOT + 1;
private static final ZonedDateTime OTHER_DATE = DateUtils.getDateOffsetWithYearFraction(DATE, 1);
private static final double OTHER_SKEW = 0.1;
private static final double OTHER_KURTOSIS = 3;
private static final SkewKurtosisOptionDataBundle DATA = new SkewKurtosisOptionDataBundle(CURVE, B, SURFACE, SPOT, DATE, SKEW, KURTOSIS);
@Test(expectedExceptions = IllegalArgumentException.class)
public void testNullBundle() {
new SkewKurtosisOptionDataBundle(null);
}
@Test
public void testGetters() {
assertEquals(DATA.getInterestRateCurve(), CURVE);
assertEquals(DATA.getCostOfCarry(), B, 0);
assertEquals(DATA.getDate(), DATE);
assertEquals(DATA.getSpot(), SPOT, 0);
assertEquals(DATA.getVolatilitySurface(), SURFACE);
}
@Test
public void testGetInterestRate() {
for (int i = 0; i < 10; i++) {
assertEquals(DATA.getInterestRate(Math.random()), R, 1e-15);
}
}
@Test
public void testGetVolatility() {
for (int i = 0; i < 10; i++) {
assertEquals(DATA.getVolatility(Math.random(), Math.random()), SIGMA, 1e-15);
}
}
@Test
public void testEqualsAndHashCode() {
final SkewKurtosisOptionDataBundle data1 = new SkewKurtosisOptionDataBundle(CURVE, B, SURFACE, SPOT, DATE, SKEW, KURTOSIS);
final SkewKurtosisOptionDataBundle data2 = new SkewKurtosisOptionDataBundle(new StandardOptionDataBundle(CURVE, B, SURFACE, SPOT, DATE), SKEW, KURTOSIS);
final SkewKurtosisOptionDataBundle data3 = new SkewKurtosisOptionDataBundle(new SkewKurtosisOptionDataBundle(CURVE, B, SURFACE, SPOT, DATE, SKEW, KURTOSIS));
assertEquals(DATA, data1);
assertEquals(DATA.hashCode(), data1.hashCode());
assertEquals(DATA, data2);
assertEquals(DATA.hashCode(), data2.hashCode());
assertEquals(DATA, data3);
assertEquals(DATA.hashCode(), data3.hashCode());
assertFalse(DATA.equals(new SkewKurtosisOptionDataBundle(OTHER_CURVE, B, SURFACE, SPOT, DATE, SKEW, KURTOSIS)));
assertFalse(DATA.equals(new SkewKurtosisOptionDataBundle(CURVE, OTHER_B, SURFACE, SPOT, DATE, SKEW, KURTOSIS)));
assertFalse(DATA.equals(new SkewKurtosisOptionDataBundle(CURVE, B, OTHER_SURFACE, SPOT, DATE, SKEW, KURTOSIS)));
assertFalse(DATA.equals(new SkewKurtosisOptionDataBundle(CURVE, B, SURFACE, OTHER_SPOT, DATE, SKEW, KURTOSIS)));
assertFalse(DATA.equals(new SkewKurtosisOptionDataBundle(CURVE, B, SURFACE, SPOT, OTHER_DATE, SKEW, KURTOSIS)));
assertFalse(DATA.equals(new SkewKurtosisOptionDataBundle(CURVE, B, SURFACE, SPOT, DATE, OTHER_SKEW, KURTOSIS)));
assertFalse(DATA.equals(new SkewKurtosisOptionDataBundle(CURVE, B, SURFACE, SPOT, DATE, SKEW, OTHER_KURTOSIS)));
}
@Test
public void testBuilders() {
assertEquals(new SkewKurtosisOptionDataBundle(OTHER_CURVE, B, SURFACE, SPOT, DATE, SKEW, KURTOSIS), DATA.withInterestRateCurve(OTHER_CURVE));
assertEquals(new SkewKurtosisOptionDataBundle(CURVE, OTHER_B, SURFACE, SPOT, DATE, SKEW, KURTOSIS), DATA.withCostOfCarry(OTHER_B));
assertEquals(new SkewKurtosisOptionDataBundle(CURVE, B, OTHER_SURFACE, SPOT, DATE, SKEW, KURTOSIS), DATA.withVolatilitySurface(OTHER_SURFACE));
assertEquals(new SkewKurtosisOptionDataBundle(CURVE, B, SURFACE, OTHER_SPOT, DATE, SKEW, KURTOSIS), DATA.withSpot(OTHER_SPOT));
assertEquals(new SkewKurtosisOptionDataBundle(CURVE, B, SURFACE, SPOT, OTHER_DATE, SKEW, KURTOSIS), DATA.withDate(OTHER_DATE));
assertEquals(new SkewKurtosisOptionDataBundle(CURVE, B, SURFACE, SPOT, DATE, OTHER_SKEW, KURTOSIS), DATA.withSkew(OTHER_SKEW));
assertEquals(new SkewKurtosisOptionDataBundle(CURVE, B, SURFACE, SPOT, DATE, SKEW, OTHER_KURTOSIS), DATA.withKurtosis(OTHER_KURTOSIS));
}
}