Package org.apache.openjpa.persistence.annotations

Source Code of org.apache.openjpa.persistence.annotations.TestOneToMany

/*
* 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
* under the License.   
*/
package org.apache.openjpa.persistence.annotations;

import java.util.*;

import org.apache.openjpa.persistence.OpenJPAEntityManager;

import
    org.apache.openjpa.persistence.annotations.common.apps.annotApp.annotype.*;


/**
* Test for 1-m
*
* @author Steve Kim
*/
public class TestOneToMany extends AnnotationTestCase
{
  public TestOneToMany(String name)
  {
    super(name, "annotationcactusapp");
  }

    public void setUp() {
        deleteAll(AnnoTest1.class);
        deleteAll(AnnoTest2.class);
    }

    public void testOneToMany() {
        OpenJPAEntityManager em = (OpenJPAEntityManager) currentEntityManager();
        startTx(em);
        AnnoTest1 pc = new AnnoTest1(5);
        pc.getOneMany().add(new AnnoTest2(15, "foo"));
        pc.getOneMany().add(new AnnoTest2(20, "foobar"));
        em.persist(pc);
        em.persistAll(pc.getOneMany());
        endTx(em);
        endEm(em);

        em = (OpenJPAEntityManager) currentEntityManager();
        pc = em.find(AnnoTest1.class, em.getObjectId(pc));
        Collection<AnnoTest2> many = pc.getOneMany();
        assertEquals(2, many.size());
        for (AnnoTest2 pc2 : many) {
            switch ((int) pc2.getPk1()) {
                case 15:
                    assertEquals("foo", pc2.getPk2());
                    break;
                case 20:
                    assertEquals("foobar", pc2.getPk2());
                    break;
                default:
                    fail("unknown element:" + pc2.getPk1());
            }
        }
        endEm(em);
    }

    public void testInverseOwnerOneToMany() {
        OpenJPAEntityManager em = (OpenJPAEntityManager) currentEntityManager();
        startTx(em);
        AnnoTest1 pc = new AnnoTest1(5);
        AnnoTest2 pc2 = new AnnoTest2(15, "foo");
        pc.getInverseOwnerOneMany().add(pc2);
        pc2.setOneManyOwner(pc);
        pc2 = new AnnoTest2(20, "foobar");
        pc.getInverseOwnerOneMany().add(pc2);
        pc2.setOneManyOwner(pc);
        em.persist(pc);
        em.persistAll(pc.getInverseOwnerOneMany());
        endTx(em);
        endEm(em);

        em = (OpenJPAEntityManager)currentEntityManager();
        pc = em.find(AnnoTest1.class, em.getObjectId(pc));
        Collection<AnnoTest2> many = pc.getInverseOwnerOneMany();
        assertEquals(2, many.size());
        for (AnnoTest2 pc3 : many) {
            assertEquals(pc, pc3.getOneManyOwner());
            switch ((int) pc3.getPk1()) {
                case 15:
                    assertEquals("foo", pc3.getPk2());
                    break;
                case 20:
                    assertEquals("foobar", pc3.getPk2());
                    break;
                default:
                    fail("unknown element:" + pc3.getPk1());
            }
        }
        endEm(em);
    }
}
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