/*
* Copyright (C) 2010 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.jpa;
import com.google.appengine.api.datastore.DatastoreServiceConfig;
import com.google.appengine.api.datastore.ReadPolicy;
import com.google.appengine.datanucleus.DatastoreManager;
import com.google.appengine.datanucleus.Utils;
import java.util.Map;
import javax.persistence.Persistence;
import javax.persistence.PersistenceException;
/**
* @author Max Ross <max.ross@gmail.com>
*/
public class JPADatastoreServiceConfigTest extends JPATestCase {
public void testDefaultStorageVersion() {
DatastoreManager storeMgr = (DatastoreManager) getExecutionContext().getStoreManager();
DatastoreServiceConfig config = storeMgr.getDefaultDatastoreServiceConfigForReads();
DatastoreServiceConfig defaultConfig = DatastoreServiceConfig.Builder.withDefaults();
assertEquals(defaultConfig.getDeadline(), config.getDeadline());
assertEquals(defaultConfig.getReadPolicy(), config.getReadPolicy());
}
public void testNonDefaultValues() {
em.close();
emf.close();
Map<String, String> props = Utils.newHashMap();
props.put("javax.persistence.query.timeout", "334");
props.put("datanucleus.datastoreWriteTimeout", "335");
props.put(DatastoreManager.DATASTORE_READ_CONSISTENCY_PROPERTY, ReadPolicy.Consistency.EVENTUAL.name());
emf = Persistence.createEntityManagerFactory(getEntityManagerFactoryName().name(), props);
em = emf.createEntityManager();
DatastoreManager storeMgr = (DatastoreManager) getExecutionContext().getStoreManager();
DatastoreServiceConfig config = storeMgr.getDefaultDatastoreServiceConfigForReads();
assertEquals(.334d, config.getDeadline());
assertEquals(new ReadPolicy(ReadPolicy.Consistency.EVENTUAL), config.getReadPolicy());
config = storeMgr.getDefaultDatastoreServiceConfigForWrites();
assertEquals(.335d, config.getDeadline());
assertEquals(new ReadPolicy(ReadPolicy.Consistency.EVENTUAL), config.getReadPolicy());
}
public void testNonDefaultValuesInConfigFile() {
em.close();
emf.close();
emf = Persistence.createEntityManagerFactory("datastoreserviceconfigprops");
em = emf.createEntityManager();
DatastoreManager storeMgr = (DatastoreManager) getExecutionContext().getStoreManager();
DatastoreServiceConfig config = storeMgr.getDefaultDatastoreServiceConfigForReads();
assertEquals(5.0d, config.getDeadline());
assertEquals(new ReadPolicy(ReadPolicy.Consistency.EVENTUAL), config.getReadPolicy());
config = storeMgr.getDefaultDatastoreServiceConfigForWrites();
assertEquals(10.0d, config.getDeadline());
assertEquals(new ReadPolicy(ReadPolicy.Consistency.EVENTUAL), config.getReadPolicy());
em.close();
emf.close();
}
// TODO This test is nonsense. They both map to the same internal property, so what is it testing? the order of init?
public void testConflictingReadValues() {
em.close();
emf.close();
Map<String, String> props = Utils.newHashMap();
props.put("datanucleus.datastoreReadTimeout", "333");
props.put("javax.persistence.query.timeout", "334");
emf = Persistence.createEntityManagerFactory(getEntityManagerFactoryName().name(), props);
em = emf.createEntityManager();
DatastoreManager storeMgr = (DatastoreManager) getExecutionContext().getStoreManager();
DatastoreServiceConfig config = storeMgr.getDefaultDatastoreServiceConfigForReads();
assertEquals(.333d, config.getDeadline());
}
public void testUnknownReadPolicy() {
em.close();
emf.close();
Map<String, String> props = Utils.newHashMap();
props.put(DatastoreManager.DATASTORE_READ_CONSISTENCY_PROPERTY, "dne");
try {
emf = Persistence.createEntityManagerFactory(getEntityManagerFactoryName().name(), props);
} catch (Exception e) {
// not all Persistence impls wrap EMF creation exception into PersistenceException
Throwable cause = (e instanceof PersistenceException) ? e.getCause() : e;
// good
assertTrue(cause.getMessage().startsWith("Illegal value for"));
}
}
}