foundation/eclipselink.core.test/src/org/eclipse/persistence/testing/tests/remote/RefreshObjectTest.java

/*******************************************************************************
 * Copyright (c) 1998, 2013 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 v1.0 and Eclipse Distribution License v. 1.0 
 * which accompanies this distribution. 
 * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
 * and the Eclipse Distribution License is available at 
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * Contributors:
 *     Oracle - initial API and implementation from Oracle TopLink
 ******************************************************************************/  
package org.eclipse.persistence.testing.tests.remote;

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

public class RefreshObjectTest extends TestCase {
    public Employee emp1, emp2;

    public RefreshObjectTest() {
        setDescription("Test the refresh object call, one to refresh from the database, the other from the server session cache");
    }

    public void reset() {
        getAbstractSession().rollbackTransaction();
        getSession().getIdentityMapAccessor().initializeAllIdentityMaps();

    }

    public void setup() {
        getSession().getIdentityMapAccessor().initializeAllIdentityMaps();
        getAbstractSession().beginTransaction();


    }

    public void test() {

        emp1 = (Employee)getSession().readObject(Employee.class);
        emp1.setAddress(null);
        getSession().refreshObject(emp1);

        emp2 = (Employee)getSession().readObject(Employee.class);
        emp2.setFirstName("FunkyJunky");
        ReadObjectQuery query = new ReadObjectQuery();
        query.setSelectionObject(emp2);
        query.refreshRemoteIdentityMapResult();
        query.cascadePrivateParts();
        getSession().executeQuery(query);
    }

    protected void verify() {
        if (emp1.getAddress() == null) {
            throw (new TestErrorException("The address field was still NULL after refresh"));
        } else if (emp2.getFirstName().equals("FunkyJunky")) {
            throw (new TestErrorException("RemoteSession refresh from the database fails"));
        }
    }
}