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package org.apache.cayenne.access;
import java.util.List;
import java.util.Map;
import org.apache.art.MeaningfulPKDep;
import org.apache.art.MeaningfulPKTest1;
import org.apache.cayenne.DataObjectUtils;
import org.apache.cayenne.ObjectId;
import org.apache.cayenne.query.ObjectIdQuery;
import org.apache.cayenne.query.SelectQuery;
import org.apache.cayenne.unit.CayenneCase;
/**
*/
public class DataContextEntityWithMeaningfulPKTest extends CayenneCase {
protected DataContext context;
@Override
protected void setUp() throws Exception {
super.setUp();
deleteTestData();
context = getDomain().createDataContext();
}
public void testInsertWithMeaningfulPK() throws Exception {
MeaningfulPKTest1 obj = (MeaningfulPKTest1) context
.newObject("MeaningfulPKTest1");
obj.setPkAttribute(new Integer(1000));
obj.setDescr("aaa-aaa");
context.commitChanges();
ObjectIdQuery q = new ObjectIdQuery(new ObjectId(
"MeaningfulPKTest1",
MeaningfulPKTest1.PK_ATTRIBUTE_PK_COLUMN,
1000), true, ObjectIdQuery.CACHE_REFRESH);
assertEquals(1, context.performQuery(q).size());
}
public void testGeneratedKey() throws Exception {
MeaningfulPKTest1 obj = (MeaningfulPKTest1) context
.newObject("MeaningfulPKTest1");
obj.setDescr("aaa-aaa");
context.commitChanges();
assertNotNull(obj.getPkAttribute());
assertSame(obj, DataObjectUtils.objectForPK(context, MeaningfulPKTest1.class, obj
.getPkAttribute()));
int id = DataObjectUtils.intPKForObject(obj);
Map snapshot = context.getObjectStore().getDataRowCache().getCachedSnapshot(
obj.getObjectId());
assertNotNull(snapshot);
assertTrue(snapshot.containsKey(MeaningfulPKTest1.PK_ATTRIBUTE_PK_COLUMN));
assertEquals(new Integer(id), snapshot
.get(MeaningfulPKTest1.PK_ATTRIBUTE_PK_COLUMN));
}
public void testChangeKey() throws Exception {
MeaningfulPKTest1 obj = (MeaningfulPKTest1) context
.newObject("MeaningfulPKTest1");
obj.setPkAttribute(new Integer(1000));
obj.setDescr("aaa-aaa");
context.commitChanges();
obj.setPkAttribute(new Integer(2000));
context.commitChanges();
// assert that object id got fixed
ObjectId id = obj.getObjectId();
assertEquals(new Integer(2000), id.getIdSnapshot().get("PK_ATTRIBUTE"));
}
public void testToManyRelationshipWithMeaningfulPK1() throws Exception {
MeaningfulPKTest1 obj = (MeaningfulPKTest1) context
.newObject("MeaningfulPKTest1");
obj.setPkAttribute(new Integer(1000));
obj.setDescr("aaa-aaa");
context.commitChanges();
// must be able to resolve to-many relationship
context = createDataContext();
List objects = context.performQuery(new SelectQuery(MeaningfulPKTest1.class));
assertEquals(1, objects.size());
obj = (MeaningfulPKTest1) objects.get(0);
assertEquals(0, obj.getMeaningfulPKDepArray().size());
}
public void testToManyRelationshipWithMeaningfulPK2() throws Exception {
MeaningfulPKTest1 obj = (MeaningfulPKTest1) context
.newObject("MeaningfulPKTest1");
obj.setPkAttribute(new Integer(1000));
obj.setDescr("aaa-aaa");
context.commitChanges();
// must be able to set reverse relationship
MeaningfulPKDep dep = (MeaningfulPKDep) context.newObject("MeaningfulPKDep");
dep.setToMeaningfulPK(obj);
context.commitChanges();
}
}