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package org.apache.cayenne.unit.jira;
import org.apache.cayenne.access.DataContext;
import org.apache.cayenne.di.Inject;
import org.apache.cayenne.exp.Expression;
import org.apache.cayenne.exp.ExpressionFactory;
import org.apache.cayenne.query.SelectQuery;
import org.apache.cayenne.test.jdbc.DBHelper;
import org.apache.cayenne.test.jdbc.TableHelper;
import org.apache.cayenne.testdo.relationships_clob.ClobMaster;
import org.apache.cayenne.unit.UnitDbAdapter;
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 java.util.List;
import static org.junit.Assert.assertEquals;
/**
*/
@UseServerRuntime(CayenneProjects.RELATIONSHIPS_CLOB_PROJECT)
public class CAY_115IT extends ServerCase {
@Inject
protected DataContext context;
@Inject
protected UnitDbAdapter accessStackAdapter;
@Inject
protected DBHelper dbHelper;
protected TableHelper tClobMaster;
protected TableHelper tClobDetail;
@Before
public void setUp() throws Exception {
tClobMaster = new TableHelper(dbHelper, "CLOB_MASTER");
tClobMaster.setColumns("CLOB_MASTER_ID", "CLOB_COLUMN", "NAME");
tClobDetail = new TableHelper(dbHelper, "CLOB_DETAIL");
tClobDetail.setColumns("CLOB_DETAIL_ID", "CLOB_MASTER_ID", "NAME");
}
protected void createDistinctClobFetchDataSet() throws Exception {
tClobMaster.insert(1, "cm1 clob", "cm1");
tClobMaster.insert(2, "cm2 clob", "cm2");
tClobMaster.insert(3, "cm3 clob", "cm3");
}
protected void createDistinctClobFetchWithToManyJoin() throws Exception {
tClobMaster.insert(1, "cm1 clob", "cm1");
tClobMaster.insert(2, "cm2 clob", "cm2");
tClobMaster.insert(3, "cm3 clob", "cm3");
tClobDetail.insert(1, 1, "cd11");
tClobDetail.insert(2, 2, "cd21");
tClobDetail.insert(3, 2, "cd22");
tClobDetail.insert(4, 3, "cd31");
}
@Test
public void testDistinctClobFetch() throws Exception {
if (!accessStackAdapter.supportsLobInsertsAsStrings()) {
return;
}
createDistinctClobFetchDataSet();
SelectQuery noDistinct = new SelectQuery(ClobMaster.class);
noDistinct.addOrdering(ClobMaster.NAME.asc());
SelectQuery distinct = new SelectQuery(ClobMaster.class);
distinct.setDistinct(true);
distinct.addOrdering(ClobMaster.NAME.asc());
List<?> noDistinctResult = context.performQuery(noDistinct);
List<?> distinctResult = context.performQuery(distinct);
assertEquals(3, noDistinctResult.size());
assertEquals(noDistinctResult, distinctResult);
}
@Test
public void testDistinctClobFetchWithToManyJoin() throws Exception {
if (!accessStackAdapter.supportsLobInsertsAsStrings()) {
return;
}
createDistinctClobFetchWithToManyJoin();
Expression qual = ExpressionFactory.exp("details.name like 'cd%'");
SelectQuery query = new SelectQuery(ClobMaster.class, qual);
List<?> result = context.performQuery(query);
assertEquals(3, result.size());
}
}