foundation/eclipselink.core.test/src/it/java/org/eclipse/persistence/testing/tests/queries/OrderingByExpressionTest.java

/*
 * Copyright (c) 1998, 2021 Oracle and/or its affiliates. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0 which is available at
 * http://www.eclipse.org/legal/epl-2.0,
 * or the Eclipse Distribution License v. 1.0 which is available at
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause
 */

// Contributors:
//     Oracle - initial API and implementation from Oracle TopLink
package org.eclipse.persistence.testing.tests.queries;

import java.util.*;
import org.eclipse.persistence.testing.framework.*;
import org.eclipse.persistence.testing.models.employee.domain.*;
import org.eclipse.persistence.queries.*;
import org.eclipse.persistence.sessions.*;

/**
 * Test the ordering feature.
 */
public class OrderingByExpressionTest extends OrderingTest {
    @Override
    protected void setup() {
        this.customSQLRows = getSession().executeSelectingCall(new org.eclipse.persistence.queries.SQLCall("SELECT * FROM EMPLOYEE t1, ADDRESS t2 WHERE t1.ADDR_ID = t2.ADDRESS_ID ORDER BY CITY DESC, STREET"));
    }

    @Override
    public void test() {
        ReadAllQuery query = new ReadAllQuery();
        query.setReferenceClass(Employee.class);
        query.addOrdering(query.getExpressionBuilder().get("address").get("city").descending());
        query.addOrdering(query.getExpressionBuilder().get("address").get("street"));

        orderedQueryObjects = (Vector)getSession().executeQuery(query);

    }

    @Override
    protected void verify() {
        for (int i = 0; i < orderedQueryObjects.size(); i++) {
            DataRecord row = (DataRecord)customSQLRows.elementAt(i);
            Employee employee = (Employee)orderedQueryObjects.elementAt(i);
            String city = (String)row.get("CITY");
            String street = (String)row.get("STREET");

            if (!(employee.getAddress().getCity().equals(city) && employee.getAddress().getStreet().equals(street))) {
                throw new TestErrorException("The ordering test failed.  The results are not in the right order");
            }
        }
    }
}