/tests/com/google/appengine/datanucleus/jdo/JDOStorageVersionTest.java

 1/*
 2 * Copyright (C) 2010 Google Inc
 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.jdo;
17
18import java.util.Map;
19
20import javax.jdo.JDOFatalUserException;
21import javax.jdo.JDOHelper;
22
23import com.google.appengine.datanucleus.DatastoreManager;
24import com.google.appengine.datanucleus.StorageVersion;
25import com.google.appengine.datanucleus.Utils;
26
27/**
28 * @author Max Ross <max.ross@gmail.com>
29 */
30public class JDOStorageVersionTest extends JDOTestCase {
31
32  public void testDefaultStorageVersion() {
33    DatastoreManager storeMgr = (DatastoreManager) getExecutionContext().getStoreManager();
34    assertEquals(StorageVersion.READ_OWNED_CHILD_KEYS_FROM_PARENTS, storeMgr.getStorageVersion());
35  }
36
37  public void testNonDefaultStorageVersion() {
38    pm.close();
39    pmf.close();
40    Map<String, String> props = Utils.newHashMap();
41    props.put(StorageVersion.STORAGE_VERSION_PROPERTY, StorageVersion.PARENTS_DO_NOT_REFER_TO_CHILDREN.name());
42    pmf = JDOHelper.getPersistenceManagerFactory(props, getPersistenceManagerFactoryName().name());
43    pm = pmf.getPersistenceManager();
44    DatastoreManager storeMgr = (DatastoreManager) getExecutionContext().getStoreManager();
45    assertEquals(StorageVersion.PARENTS_DO_NOT_REFER_TO_CHILDREN, storeMgr.getStorageVersion());
46  }
47
48  public void testUnknownStorageVersion() {
49    pm.close();
50    pmf.close();
51    Map<String, String> props = Utils.newHashMap();
52    props.put(StorageVersion.STORAGE_VERSION_PROPERTY, "does not exist");
53    try {
54      pmf = JDOHelper.getPersistenceManagerFactory(props, getPersistenceManagerFactoryName().name());
55    } catch (JDOFatalUserException e) {
56      // good
57      assertTrue(e.getCause().getMessage().startsWith("'does not exist'"));
58    }
59  }
60}