foundation/eclipselink.core.test/src/org/eclipse/persistence/testing/tests/queries/QBESpecialOperators.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.queries;

import org.eclipse.persistence.queries.*;

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

public class QBESpecialOperators extends TestCase {

    public Employee employee;
    public QueryByExamplePolicy policy;

    public QBESpecialOperators() {
        this.setDescription("To test the Query By Example Policy by using specail operators for comparison.");
    }

    public void setup() {

        //This method tests the specail operations:
        employee = new Employee();
        policy = new QueryByExamplePolicy();
        employee.setFirstName("J__l");
        employee.setLastName("M%");
        employee.setSalary(60000);

        policy.addSpecialOperation(Integer.class, "lessThan");
        policy.addSpecialOperation(String.class, "like");

    }

    public void test() {

        ReadObjectQuery query = new ReadObjectQuery();
        query.setReferenceClass(Employee.class);
        query.setExampleObject(employee);
        query.setQueryByExamplePolicy(policy);
        Employee emp = new Employee();
        emp = (Employee)getSession().executeQuery(query);
        if (!(emp.getFirstName().charAt(0) == 'J') && (emp.getFirstName().charAt(3) == 'l') && 
            (emp.getLastName().charAt(0) == 'M')) {
            throw (new TestErrorException("Error in using specail operators."));
        }
        if (!(emp.getSalary() < 60000)) {
            throw (new TestErrorException("Error is using spcial operators."));
        }
    }
}