/tests/com/google/appengine/datanucleus/jpa/JPANonWritableFieldsTest.java

 1/*
 2 * Copyright (C) 2010 Google.
 3 *
 4 * Licensed under the Apache License, Version 2.0 (the "License");
 5 * you may not use this file except in compliance with the License.
 6 * You may obtain a copy of the License at
 7 *
 8 * http://www.apache.org/licenses/LICENSE-2.0
 9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16package com.google.appengine.datanucleus.jpa;
17
18import com.google.appengine.api.datastore.Entity;
19import com.google.appengine.api.datastore.EntityNotFoundException;
20import com.google.appengine.api.datastore.KeyFactory;
21import com.google.appengine.datanucleus.test.jpa.HasNonWritableFieldsJPA;
22
23/**
24 * @author Max Ross <max.ross@gmail.com>
25 */
26public class JPANonWritableFieldsTest extends JPATestCase {
27
28  public void testInsert() throws EntityNotFoundException {
29    HasNonWritableFieldsJPA pojo = new HasNonWritableFieldsJPA();
30    pojo.setNotInsertable("insert");
31    pojo.setNotUpdatable("update");
32    pojo.setNotWritable("write");
33    beginTxn();
34    em.persist(pojo);
35    commitTxn();
36    em.clear();
37    if (em.getEntityManagerFactory().getCache() != null)
38    {
39        em.getEntityManagerFactory().getCache().evictAll();
40    }
41
42    beginTxn();
43    pojo = em.find(pojo.getClass(), pojo.getId());
44    assertNull(pojo.getNotInsertable());
45    assertEquals("update", pojo.getNotUpdatable());
46    assertNull(pojo.getNotWritable());
47    commitTxn();
48    Entity entity = ds.get(KeyFactory.createKey(kindForObject(pojo), pojo.getId()));
49    assertEquals(1, entity.getProperties().size());
50    assertEquals("update", entity.getProperty("notUpdatable"));
51  }
52
53  public void testUpdate() throws EntityNotFoundException {
54    HasNonWritableFieldsJPA pojo = new HasNonWritableFieldsJPA();
55    pojo.setNotInsertable("insert");
56    pojo.setNotUpdatable("update");
57    pojo.setNotWritable("write");
58    beginTxn();
59    em.persist(pojo);
60    commitTxn();
61    em.clear();
62    if (em.getEntityManagerFactory().getCache() != null)
63    {
64        em.getEntityManagerFactory().getCache().evictAll();
65    }
66
67    beginTxn();
68    pojo = em.find(pojo.getClass(), pojo.getId());
69    pojo.setNotInsertable("insert2");
70    pojo.setNotUpdatable("update2");
71    pojo.setNotWritable("write2");
72    commitTxn();
73    Entity entity = ds.get(KeyFactory.createKey(kindForObject(pojo), pojo.getId()));
74    assertEquals(2, entity.getProperties().size());
75    assertEquals("insert2", entity.getProperty("notInsertable"));
76    assertEquals("update", entity.getProperty("notUpdatable"));
77    em.clear();
78    if (em.getEntityManagerFactory().getCache() != null)
79    {
80        em.getEntityManagerFactory().getCache().evictAll();
81    }
82
83    beginTxn();
84    pojo = em.find(pojo.getClass(), pojo.getId());
85    assertEquals("insert2", pojo.getNotInsertable());
86    assertEquals("update", pojo.getNotUpdatable());
87    assertNull(pojo.getNotWritable());
88    commitTxn();
89  }
90}