foundation/eclipselink.core.test/src/it/java/org/eclipse/persistence/testing/tests/mapping/ConstraintOrderTest.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.mapping;

import org.eclipse.persistence.testing.framework.*;
import org.eclipse.persistence.sessions.*;
import org.eclipse.persistence.testing.models.mapping.Joystick;
import org.eclipse.persistence.testing.models.mapping.Keyboard;

public class ConstraintOrderTest extends TransactionalTestCase {
    protected Keyboard objectToBeWritten;

    public ConstraintOrderTest() {
        setDescription("Test constraints are maintained correctly for 1-m and user defined constraints.");
    }

    @Override
    public void test() {
        this.objectToBeWritten = Keyboard.example1();

        UnitOfWork uow = getSession().acquireUnitOfWork();
        uow.registerNewObject(this.objectToBeWritten);
        uow.registerObject(Keyboard.example2());
        uow.registerObject(new Joystick("Logitech", this.objectToBeWritten));
        uow.registerObject(new Joystick("Intel", Keyboard.example2()));
        uow.commit();
    }

    @Override
    public void verify() {
        getSession().getIdentityMapAccessor().initializeIdentityMaps();
        Object objectFromDatabase = getSession().readObject(this.objectToBeWritten);

        if (!(compareObjects(this.objectToBeWritten, objectFromDatabase))) {
            throw new TestErrorException("The object inserted into the database, '" + objectFromDatabase + "' does not match the original, '" + this.objectToBeWritten + ".");
        }
    }
}