/* 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.engine.impl.test;
import java.util.Arrays;
import java.util.List;
import java.util.Map;
import java.util.Timer;
import java.util.TimerTask;
import java.util.concurrent.Callable;
import junit.framework.AssertionFailedError;
import org.activiti.engine.ActivitiException;
import org.activiti.engine.FormService;
import org.activiti.engine.HistoryService;
import org.activiti.engine.IdentityService;
import org.activiti.engine.ManagementService;
import org.activiti.engine.ProcessEngine;
import org.activiti.engine.RepositoryService;
import org.activiti.engine.RuntimeService;
import org.activiti.engine.TaskService;
import org.activiti.engine.impl.ProcessEngineImpl;
import org.activiti.engine.impl.cfg.ProcessEngineConfigurationImpl;
import org.activiti.engine.impl.cfg.TransactionPropagation;
import org.activiti.engine.impl.db.DbSqlSession;
import org.activiti.engine.impl.interceptor.Command;
import org.activiti.engine.impl.interceptor.CommandConfig;
import org.activiti.engine.impl.interceptor.CommandContext;
import org.activiti.engine.impl.interceptor.CommandExecutor;
import org.activiti.engine.impl.jobexecutor.JobExecutor;
import org.activiti.engine.impl.util.ClockUtil;
import org.activiti.engine.runtime.ProcessInstance;
import org.junit.Assert;
/**
* @author Tom Baeyens
*/
public abstract class AbstractActivitiTestCase extends PvmTestCase {
private static final List<String> TABLENAMES_EXCLUDED_FROM_DB_CLEAN_CHECK = Arrays.asList(
"ACT_GE_PROPERTY"
);
protected ProcessEngine processEngine;
protected String deploymentId;
protected Throwable exception;
protected ProcessEngineConfigurationImpl processEngineConfiguration;
protected RepositoryService repositoryService;
protected RuntimeService runtimeService;
protected TaskService taskService;
protected FormService formService;
protected HistoryService historyService;
protected IdentityService identityService;
protected ManagementService managementService;
@Override
protected void setUp() throws Exception {
super.setUp();
// Always reset authenticated user to avoid any mistakes
identityService.setAuthenticatedUserId(null);
}
protected abstract void initializeProcessEngine();
// Default: do nothing
protected void closeDownProcessEngine() {
}
@Override
public void runBare() throws Throwable {
initializeProcessEngine();
if (repositoryService==null) {
initializeServices();
}
try {
deploymentId = TestHelper.annotationDeploymentSetUp(processEngine, getClass(), getName());
super.runBare();
} catch (AssertionFailedError e) {
log.error(EMPTY_LINE);
log.error("ASSERTION FAILED: {}", e, e);
exception = e;
throw e;
} catch (Throwable e) {
log.error(EMPTY_LINE);
log.error("EXCEPTION: {}",e, e);
exception = e;
throw e;
} finally {
TestHelper.annotationDeploymentTearDown(processEngine, deploymentId, getClass(), getName());
assertAndEnsureCleanDb();
ClockUtil.reset();
// Can't do this in the teardown, as the teardown will be called as part of the super.runBare
closeDownProcessEngine();
}
}
/** Each test is assumed to clean up all DB content it entered.
* After a test method executed, this method scans all tables to see if the DB is completely clean.
* It throws AssertionFailed in case the DB is not clean.
* If the DB is not clean, it is cleaned by performing a create a drop. */
protected void assertAndEnsureCleanDb() throws Throwable {
log.debug("verifying that db is clean after test");
Map<String, Long> tableCounts = managementService.getTableCount();
StringBuilder outputMessage = new StringBuilder();
for (String tableName : tableCounts.keySet()) {
String tableNameWithoutPrefix = tableName.replace(processEngineConfiguration.getDatabaseTablePrefix(), "");
if (!TABLENAMES_EXCLUDED_FROM_DB_CLEAN_CHECK.contains(tableNameWithoutPrefix)) {
Long count = tableCounts.get(tableName);
if (count!=0L) {
outputMessage.append(" "+tableName + ": " + count + " record(s) ");
}
}
}
if (outputMessage.length() > 0) {
outputMessage.insert(0, "DB NOT CLEAN: \n");
log.error(EMPTY_LINE);
log.error(outputMessage.toString());
log.info("dropping and recreating db");
CommandExecutor commandExecutor = ((ProcessEngineImpl)processEngine).getProcessEngineConfiguration().getCommandExecutor();
CommandConfig config = new CommandConfig().transactionNotSupported();
commandExecutor.execute(config, new Command<Object>() {
public Object execute(CommandContext commandContext) {
DbSqlSession session = commandContext.getSession(DbSqlSession.class);
session.dbSchemaDrop();
session.dbSchemaCreate();
return null;
}
});
if (exception!=null) {
throw exception;
} else {
Assert.fail(outputMessage.toString());
}
} else {
log.info("database was clean");
}
}
protected void initializeServices() {
processEngineConfiguration = ((ProcessEngineImpl) processEngine).getProcessEngineConfiguration();
repositoryService = processEngine.getRepositoryService();
runtimeService = processEngine.getRuntimeService();
taskService = processEngine.getTaskService();
formService = processEngine.getFormService();
historyService = processEngine.getHistoryService();
identityService = processEngine.getIdentityService();
managementService = processEngine.getManagementService();
}
public void assertProcessEnded(final String processInstanceId) {
ProcessInstance processInstance = processEngine
.getRuntimeService()
.createProcessInstanceQuery()
.processInstanceId(processInstanceId)
.singleResult();
if (processInstance!=null) {
throw new AssertionFailedError("Expected finished process instance '"+processInstanceId+"' but it was still in the db");
}
}
public void waitForJobExecutorToProcessAllJobs(long maxMillisToWait, long intervalMillis) {
JobExecutor jobExecutor = processEngineConfiguration.getJobExecutor();
jobExecutor.start();
try {
Timer timer = new Timer();
InteruptTask task = new InteruptTask(Thread.currentThread());
timer.schedule(task, maxMillisToWait);
boolean areJobsAvailable = true;
try {
while (areJobsAvailable && !task.isTimeLimitExceeded()) {
Thread.sleep(intervalMillis);
try {
areJobsAvailable = areJobsAvailable();
} catch(Throwable t) {
// Ignore, possible that exception occurs due to locking/updating of table on MSSQL when
// isolation level doesn't allow READ of the table
}
}
} catch (InterruptedException e) {
// ignore
} finally {
timer.cancel();
}
if (areJobsAvailable) {
throw new ActivitiException("time limit of " + maxMillisToWait + " was exceeded");
}
} finally {
jobExecutor.shutdown();
}
}
public void waitForJobExecutorOnCondition(long maxMillisToWait, long intervalMillis, Callable<Boolean> condition) {
JobExecutor jobExecutor = processEngineConfiguration.getJobExecutor();
jobExecutor.start();
try {
Timer timer = new Timer();
InteruptTask task = new InteruptTask(Thread.currentThread());
timer.schedule(task, maxMillisToWait);
boolean conditionIsViolated = true;
try {
while (conditionIsViolated) {
Thread.sleep(intervalMillis);
conditionIsViolated = !condition.call();
}
} catch (InterruptedException e) {
} catch (Exception e) {
throw new ActivitiException("Exception while waiting on condition: "+e.getMessage(), e);
} finally {
timer.cancel();
}
if (conditionIsViolated) {
throw new ActivitiException("time limit of " + maxMillisToWait + " was exceeded");
}
} finally {
jobExecutor.shutdown();
}
}
public boolean areJobsAvailable() {
return !managementService
.createJobQuery()
.executable()
.list()
.isEmpty();
}
private static class InteruptTask extends TimerTask {
protected boolean timeLimitExceeded = false;
protected Thread thread;
public InteruptTask(Thread thread) {
this.thread = thread;
}
public boolean isTimeLimitExceeded() {
return timeLimitExceeded;
}
public void run() {
timeLimitExceeded = true;
thread.interrupt();
}
}
}