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package org.apache.cayenne.query;
import java.util.List;
import org.apache.cayenne.access.DataContext;
import org.apache.cayenne.configuration.server.ServerRuntime;
import org.apache.cayenne.di.Inject;
import org.apache.cayenne.test.jdbc.DBHelper;
import org.apache.cayenne.test.jdbc.TableHelper;
import org.apache.cayenne.testdo.compound.CompoundFkTestEntity;
import org.apache.cayenne.testdo.compound.CompoundPkTestEntity;
import org.apache.cayenne.unit.di.server.CayenneProjects;
import org.apache.cayenne.unit.di.server.ServerCase;
import org.apache.cayenne.unit.di.server.UseServerRuntime;
import org.junit.Before;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
/**
* Test join on compound primary key
* @see <a href="https://issues.apache.org/jira/browse/CAY-2137">CAY-2137</a>
* @since 4.0
*/
@UseServerRuntime(CayenneProjects.COMPOUND_PROJECT)
public class QueryWithCompoundJoinIT extends ServerCase {
@Inject
private DataContext context;
@Inject
private ServerRuntime runtime;
@Inject
private DBHelper dbHelper;
private TableHelper tCompoundPk;
private TableHelper tCompoundFk;
@Before
public void setUp() throws Exception {
tCompoundPk = new TableHelper(dbHelper, "COMPOUND_PK_TEST");
tCompoundPk.setColumns("KEY1", "KEY2", "NAME");
tCompoundFk = new TableHelper(dbHelper, "COMPOUND_FK_TEST");
tCompoundFk.setColumns("F_KEY1", "F_KEY2", "NAME", "PKEY");
createDataSet();
}
private void createDataSet() throws Exception {
tCompoundPk.insert("a", "b", "abc");
tCompoundPk.insert("c", "d", "cde");
tCompoundFk.insert("a", "b", "test", 1);
tCompoundFk.insert("c", "d", "nottest", 2);
}
@Test
public void testEJBQLCompoundJoin() throws Exception {
EJBQLQuery query = new EJBQLQuery(
"select f from CompoundFkTestEntity f inner join f.toCompoundPk p where p.name like 'a%'");
List res = context.performQuery(query);
assertEquals(1, res.size());
assertTrue(res.get(0) instanceof CompoundFkTestEntity);
assertEquals("test", ((CompoundFkTestEntity)res.get(0)).getName());
}
@Test
public void testObjectSelectCompoundJoin() throws Exception {
List<CompoundFkTestEntity> res = ObjectSelect.query(CompoundFkTestEntity.class)
.where(CompoundFkTestEntity.TO_COMPOUND_PK.dot(CompoundPkTestEntity.NAME).like("a%"))
.select(context);
assertEquals(1, res.size());
assertEquals("test", res.get(0).getName());
}
}