/* 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 org.activiti.standalone.initialization;
import java.util.HashMap;
import java.util.Map;
import org.activiti.engine.ActivitiException;
import org.activiti.engine.ActivitiWrongDbException;
import org.activiti.engine.ProcessEngine;
import org.activiti.engine.ProcessEngineConfiguration;
import org.activiti.engine.impl.ProcessEngineImpl;
import org.activiti.engine.impl.db.DbSqlSession;
import org.activiti.engine.impl.db.DbSqlSessionFactory;
import org.activiti.engine.impl.test.PvmTestCase;
import org.apache.ibatis.session.SqlSession;
import org.apache.ibatis.session.SqlSessionFactory;
/**
* @author Tom Baeyens
*/
public class ProcessEngineInitializationTest extends PvmTestCase {
public void testNoTables() {
try {
ProcessEngineConfiguration
.createProcessEngineConfigurationFromResource("org/activiti/standalone/initialization/notables.activiti.cfg.xml")
.buildProcessEngine();
fail("expected exception");
} catch (Exception e) {
// OK
assertTextPresent("no activiti tables in db", e.getMessage());
}
}
public void testVersionMismatch() {
// first create the schema
ProcessEngineImpl processEngine = (ProcessEngineImpl) ProcessEngineConfiguration
.createProcessEngineConfigurationFromResource("org/activiti/standalone/initialization/notables.activiti.cfg.xml")
.setDatabaseSchemaUpdate(ProcessEngineConfiguration.DB_SCHEMA_UPDATE_CREATE_DROP)
.buildProcessEngine();
// then update the version to something that is different to the library
// version
DbSqlSessionFactory dbSqlSessionFactory = (DbSqlSessionFactory) processEngine.getProcessEngineConfiguration().getSessionFactories().get(DbSqlSession.class);
SqlSessionFactory sqlSessionFactory = dbSqlSessionFactory.getSqlSessionFactory();
SqlSession sqlSession = sqlSessionFactory.openSession();
boolean success = false;
try {
Map<String, Object> parameters = new HashMap<String, Object>();
parameters.put("name", "schema.version");
parameters.put("value", "25.7");
parameters.put("revision", 1);
parameters.put("newRevision", 2);
sqlSession.update("updateProperty", parameters);
success = true;
} catch (Exception e) {
throw new ActivitiException("couldn't update db schema version", e);
} finally {
if (success) {
sqlSession.commit();
} else {
sqlSession.rollback();
}
sqlSession.close();
}
try {
// now we can see what happens if when a process engine is being
// build with a version mismatch between library and db tables
ProcessEngineConfiguration
.createProcessEngineConfigurationFromResource("org/activiti/standalone/initialization/notables.activiti.cfg.xml")
.setDatabaseSchemaUpdate(ProcessEngineConfiguration.DB_SCHEMA_UPDATE_FALSE)
.buildProcessEngine();
fail("expected exception");
} catch (ActivitiWrongDbException e) {
assertTextPresent("version mismatch", e.getMessage());
assertEquals("25.7", e.getDbVersion());
assertEquals(ProcessEngine.VERSION, e.getLibraryVersion());
}
// closing the original process engine to drop the db tables
processEngine.close();
}
}