openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/query/TestDupNamedQuery.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
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package org.apache.openjpa.persistence.query;

import java.util.Iterator;
import java.util.List;

import javax.persistence.EntityManager;

import org.apache.openjpa.persistence.test.SingleEMFTestCase;

import junit.textui.TestRunner;

public class TestDupNamedQuery extends SingleEMFTestCase {

    @Override
    public void setUp() {
        setUp(SimpleEntity.class, SimpleEntity2.class, CLEAR_TABLES);

        EntityManager em = emf.createEntityManager();
        em.getTransaction().begin();
        em.persist(new SimpleEntity("Name One", "Value One"));
        em.persist(new SimpleEntity("Name Two", "Value Two"));
        em.persist(new SimpleEntity2("Name2 One", "Value2 One"));
        em.persist(new SimpleEntity2("Name2 Two", "Value2 Two"));
        em.getTransaction().commit();
        em.close();
    }

    public void testSimpleQuery() {
        simpleQuery(false, "FindOne", "FindAll", "Name One", "Value One",
            "Name Two", "Value Two");
        simpleQuery(true, "Find2One", "Find2All", "Name2 One", "Value2 One",
            "Name2 Two", "Value2 Two");

        simpleQuery(false, "FindXTwo", null, "Name Two", "Value Two", null,
            null);
    }

    private void simpleQuery(boolean simple2, String findOneQName,
        String findAllQName, String nameOne, String ValueOne, String nameTwo,
        String ValueTwo) {
        EntityManager em = emf.createEntityManager();

        List list = em.createNamedQuery(findOneQName).setParameter(1, nameOne)
            .getResultList();
        assertNotNull(list);
        assertEquals(list.size(), 1);
        Object o = list.get(0);
        assertTrue(simple2 ? o instanceof SimpleEntity2
        		: o instanceof SimpleEntity);
        assertEquals(simple2 ? ((SimpleEntity2) o).getValue()
            : ((SimpleEntity) o).getValue(), ValueOne);

        if (findAllQName != null) {
            list = em.createNamedQuery(findAllQName).getResultList();
            assertNotNull(list);
            assertEquals(list.size(), 2);
            for (Object value : list) {
                o = value;
                assertTrue(simple2 ? o instanceof SimpleEntity2
                        : o instanceof SimpleEntity);
                String n = null;
                String v = null;
                if (simple2) {
                    n = ((SimpleEntity2) o).getName();
                    v = ((SimpleEntity2) o).getValue();
                }
                else {
                    n = ((SimpleEntity) o).getName();
                    v = ((SimpleEntity) o).getValue();
                }
                if (n.equals(nameOne)) {
                    assertTrue(v.equals(ValueOne));
                }
                else if (n.equals(nameTwo)) {
                    assertTrue(v.equals(ValueTwo));
                }
                else {
                    assertTrue(false);
                }
            }
        }
        em.close();
    }

    public static void main(String[] args) {
        TestRunner.run(TestDupNamedQuery.class);
    }
}