/*
* /**********************************************************************
* Copyright (c) 2009 Google Inc.
*
* Licensed 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 com.google.appengine.datanucleus.jdo;
import com.google.appengine.api.datastore.Link;
import com.google.appengine.datanucleus.test.jdo.HasFetchGroupsJDO;
import javax.jdo.Query;
/**
* @author Max Ross <maxr@google.com>
*/
public class JDOFetchGroupTest extends JDOTestCase {
public void testDefaultFetchGroup() {
HasFetchGroupsJDO pojo = new HasFetchGroupsJDO();
pojo.setStr1("1");
pojo.setStr2("2");
pojo.setStr3("3");
pojo.setStr4("4");
beginTxn();
pm.makePersistent(pojo);
commitTxn();
pm.close();
pm = pmf.getPersistenceManager();
beginTxn();
pojo = pm.detachCopy(pm.getObjectById(HasFetchGroupsJDO.class, pojo.getId()));
commitTxn();
assertEquals("1", pojo.getStr1());
assertEquals("2", pojo.getStr2());
assertNull(pojo.getStr3());
assertEquals("4", pojo.getStr4());
beginTxn();
pojo = pm.getObjectById(HasFetchGroupsJDO.class, pojo.getId());
pojo.getStr3();
pojo = pm.detachCopy(pojo);
commitTxn();
beginTxn();
pojo = pm.getObjectById(HasFetchGroupsJDO.class, pojo.getId());
assertEquals("1", pojo.getStr1());
assertEquals("2", pojo.getStr2());
assertEquals("3", pojo.getStr3());
assertEquals("4", pojo.getStr4());
commitTxn();
}
public void testCustomFetchGroup_ReplaceDefault() {
HasFetchGroupsJDO pojo = new HasFetchGroupsJDO();
pojo.setStr1("1");
pojo.setStr2("2");
pojo.setStr3("3");
pojo.setStr4("4");
beginTxn();
pm.makePersistent(pojo);
commitTxn();
beginTxn();
pm.getFetchPlan().setGroup("fg1");
pojo = pm.detachCopy(pm.getObjectById(HasFetchGroupsJDO.class, pojo.getId()));
commitTxn();
assertNull(pojo.getStr1());
assertNull(pojo.getStr2());
assertEquals("3", pojo.getStr3());
assertNull(pojo.getStr4());
}
public void testCustomFetchGroup_AddToDefault() {
HasFetchGroupsJDO pojo = new HasFetchGroupsJDO();
pojo.setStr1("1");
pojo.setStr2("2");
pojo.setStr3("3");
pojo.setStr4("4");
beginTxn();
pm.makePersistent(pojo);
commitTxn();
beginTxn();
pm.getFetchPlan().addGroup("fg1");
pojo = pm.detachCopy(pm.getObjectById(HasFetchGroupsJDO.class, pojo.getId()));
commitTxn();
assertEquals("1", pojo.getStr1());
assertEquals("2", pojo.getStr2());
assertEquals("3", pojo.getStr3());
assertEquals("4", pojo.getStr4());
}
public void testFetchGroupWithQuery() {
HasFetchGroupsJDO pojo = new HasFetchGroupsJDO();
pojo.setStr1("1");
pojo.setStr2("2");
pojo.setStr3("3");
pojo.setStr4("4");
beginTxn();
pm.makePersistent(pojo);
commitTxn();
beginTxn();
Query q = pm.newQuery(HasFetchGroupsJDO.class);
q.setUnique(true);
pojo = (HasFetchGroupsJDO) pm.detachCopy(q.execute());
commitTxn();
assertEquals("1", pojo.getStr1());
assertEquals("2", pojo.getStr2());
assertNull(pojo.getStr3());
assertEquals("4", pojo.getStr4());
beginTxn();
pm.getFetchPlan().addGroup("fg1");
pojo = (HasFetchGroupsJDO) pm.detachCopy(q.execute());
commitTxn();
assertEquals("1", pojo.getStr1());
assertEquals("2", pojo.getStr2());
assertEquals("3", pojo.getStr3());
assertEquals("4", pojo.getStr4());
beginTxn();
q = pm.newQuery(HasFetchGroupsJDO.class);
q.setUnique(true);
pm.getFetchPlan().setGroup("fg1");
pojo = (HasFetchGroupsJDO) pm.detachCopy(q.execute());
commitTxn();
assertNull(pojo.getStr1());
assertNull(pojo.getStr2());
assertEquals("3", pojo.getStr3());
assertNull(pojo.getStr4());
}
public void testFetchGroupOverridesCanBeManuallyUndone() {
HasFetchGroupsJDO pojo = new HasFetchGroupsJDO();
pojo.setLink(new Link("blarg"));
makePersistentInTxn(pojo, TXN_START_END);
beginTxn();
pojo = pm.detachCopy(pm.getObjectById(HasFetchGroupsJDO.class, pojo.getId()));
commitTxn();
assertNull(pojo.getLink());
}
}