/**
* Copyright (C) 2013 - present by OpenGamma Inc. and the OpenGamma group of companies
*
* Please see distribution for license.
*/
package com.opengamma.util.beancompare;
import static org.testng.AssertJUnit.assertTrue;
import java.util.Collections;
import java.util.Comparator;
import java.util.Map;
import org.joda.beans.Bean;
import org.joda.beans.MetaProperty;
import org.joda.beans.impl.flexi.FlexiBean;
import org.testng.annotations.Test;
import com.google.common.collect.ImmutableMap;
import com.opengamma.id.ExternalId;
import com.opengamma.id.ExternalIdBundle;
import com.opengamma.id.UniqueId;
import com.opengamma.util.test.TestGroup;
/**
*
*/
@Test(groups = TestGroup.UNIT)
public class BeanCompareTest {
private static final String UNIQUE_ID = "uniqueId";
private static final String EXTERNAL_ID_BUNDLE = "externalIdBundle";
private static final String NAME = "name";
@Test
public void propertyComparators() {
Comparator<Object> alwaysEqualComparator = new Comparator<Object>() {
@Override
public int compare(Object notUsed1, Object notUsed2) {
return 0;
}
};
UniqueId uid1 = UniqueId.of("uid", "123");
UniqueId uid2 = UniqueId.of("uid", "321");
ExternalIdBundle eid1 = ExternalIdBundle.of(ExternalId.of("eid1", "321"));
ExternalIdBundle eid2 = ExternalIdBundle.of(ExternalId.of("eid2", "abc"));
Bean bean1 = createBean(uid1, eid1, "name1");
Bean bean2 = createBean(uid2, eid2, "name1");
MetaProperty<Object> uniqueIdMeta = bean1.property(UNIQUE_ID).metaProperty();
MetaProperty<Object> externalIdMeta = bean1.property(EXTERNAL_ID_BUNDLE).metaProperty();
Map<MetaProperty<?>, Comparator<Object>> comparators =
ImmutableMap.<MetaProperty<?>, Comparator<Object>>of(
uniqueIdMeta, alwaysEqualComparator,
externalIdMeta, alwaysEqualComparator);
BeanCompare beanCompare = new BeanCompare(comparators, Collections.<Class<?>, Comparator<Object>>emptyMap());
// same despite different IDs
assertTrue(beanCompare.compare(bean1, bean2).isEmpty());
}
private static Bean createBean(UniqueId uniqueId, ExternalIdBundle idBundle, String name) {
FlexiBean bean = new FlexiBean();
bean.propertyDefine(UNIQUE_ID, UniqueId.class);
bean.propertyDefine(EXTERNAL_ID_BUNDLE, ExternalIdBundle.class);
bean.propertyDefine(NAME, String.class);
bean.propertySet(UNIQUE_ID, uniqueId);
bean.propertySet(EXTERNAL_ID_BUNDLE, idBundle);
bean.propertySet(NAME, name);
return bean;
}
}