/*
***************************************************************************************
* Copyright (C) 2006 EsperTech, Inc. All rights reserved. *
* http://www.espertech.com/esper *
* http://www.espertech.com *
* ---------------------------------------------------------------------------------- *
* The software in this package is published under the terms of the GPL license *
* a copy of which has been included with this distribution in the license.txt file. *
***************************************************************************************
*/
package com.espertech.esper.regression.client;
import com.espertech.esper.client.*;
import com.espertech.esper.client.scopetest.EPAssertionUtil;
import com.espertech.esper.client.scopetest.SupportSubscriber;
import com.espertech.esper.client.scopetest.SupportUpdateListener;
import com.espertech.esper.client.time.CurrentTimeEvent;
import com.espertech.esper.core.service.EPStatementSPI;
import com.espertech.esper.metrics.instrumentation.InstrumentationHelper;
import com.espertech.esper.supportregression.bean.SupportBean;
import com.espertech.esper.supportregression.client.SupportConfigFactory;
import com.espertech.esper.supportregression.util.SupportStmtAwareUpdateListener;
import com.espertech.esper.view.StatementStopCallback;
import junit.framework.TestCase;
public class TestEPStatement extends TestCase
{
private EPServiceProvider epService;
private SupportUpdateListener listener;
public void setUp()
{
listener = new SupportUpdateListener();
Configuration config = SupportConfigFactory.getConfiguration();
epService = EPServiceProviderManager.getDefaultProvider(config);
epService.initialize();
if (InstrumentationHelper.ENABLED) { InstrumentationHelper.startTest(epService, this.getClass(), getName());}
}
public void tearDown() {
if (InstrumentationHelper.ENABLED) { InstrumentationHelper.endTest();}
listener = null;
}
public void testListenerWithReplay() throws Exception
{
epService.getEPAdministrator().getConfiguration().addEventType("SupportBean", SupportBean.class);
EPStatementSPI stmt = (EPStatementSPI) epService.getEPAdministrator().createEPL("select * from SupportBean#length(2)");
assertFalse(stmt.getStatementContext().isStatelessSelect());
// test empty statement
stmt.addListenerWithReplay(listener);
assertTrue(listener.isInvoked());
assertEquals(1, listener.getNewDataList().size());
assertNull(listener.getNewDataList().get(0));
listener.reset();
epService.getEPRuntime().sendEvent(new SupportBean("E1", 1));
assertEquals("E1", listener.assertOneGetNewAndReset().get("theString"));
stmt.destroy();
listener.reset();
// test 1 event
stmt = (EPStatementSPI) epService.getEPAdministrator().createEPL("select * from SupportBean#length(2)");
epService.getEPRuntime().sendEvent(new SupportBean("E1", 1));
stmt.addListenerWithReplay(listener);
assertEquals("E1", listener.assertOneGetNewAndReset().get("theString"));
stmt.destroy();
listener.reset();
// test 2 events
stmt = (EPStatementSPI) epService.getEPAdministrator().createEPL("select * from SupportBean#length(2)");
epService.getEPRuntime().sendEvent(new SupportBean("E1", 1));
epService.getEPRuntime().sendEvent(new SupportBean("E2", 1));
stmt.addListenerWithReplay(listener);
EPAssertionUtil.assertPropsPerRow(listener.getLastNewData(), new String[]{"theString"}, new Object[][]{{"E1"}, {"E2"}});
// test stopped statement and destroyed statement
listener.reset();
stmt.stop();
stmt.removeAllListeners();
stmt.addListenerWithReplay(listener);
assertTrue(listener.isInvoked());
assertEquals(1, listener.getNewDataList().size());
assertNull(listener.getNewDataList().get(0));
listener.reset();
// test destroyed
listener.reset();
stmt.destroy();
try
{
stmt.addListenerWithReplay(listener);
fail();
}
catch (IllegalStateException ex)
{
//
}
stmt.removeAllListeners();
stmt.removeListener(listener);
stmt.removeListener(new SupportStmtAwareUpdateListener());
stmt.setSubscriber(new SupportSubscriber());
stmt.getAnnotations();
stmt.getState();
stmt.getSubscriber();
try
{
stmt.addListener(listener);
fail();
}
catch (IllegalStateException ex)
{
//
}
try
{
stmt.addListener(new SupportStmtAwareUpdateListener());
fail();
}
catch (IllegalStateException ex)
{
//
}
// test named window and having-clause
epService.getEPAdministrator().getDeploymentAdmin().parseDeploy(
"create window SupportBeanWindow#keepall as SupportBean;\n" +
"insert into SupportBeanWindow select * from SupportBean;\n");
epService.getEPRuntime().sendEvent(new SupportBean("E1", 1));
EPStatement stmtWHaving = epService.getEPAdministrator().createEPL("select theString, intPrimitive from SupportBeanWindow having intPrimitive > 4000");
stmtWHaving.addListenerWithReplay(listener);
}
public void testStartedDestroy()
{
sendTimer(1000);
String text = "select * from " + SupportBean.class.getName();
EPStatementSPI stmt = (EPStatementSPI) epService.getEPAdministrator().createEPL(text, "s1");
assertTrue(stmt.getStatementContext().isStatelessSelect());
assertEquals(1000l, stmt.getTimeLastStateChange());
assertEquals(false, stmt.isDestroyed());
assertEquals(false, stmt.isStopped());
assertEquals(true, stmt.isStarted());
stmt.addListener(listener);
sendEvent();
listener.assertOneGetNewAndReset();
sendTimer(2000);
stmt.destroy();
assertEquals(2000l, stmt.getTimeLastStateChange());
assertEquals(true, stmt.isDestroyed());
assertEquals(false, stmt.isStopped());
assertEquals(false, stmt.isStarted());
sendEvent();
assertFalse(listener.isInvoked());
assertStmtDestroyed(stmt, text);
}
public void testStopDestroy()
{
sendTimer(5000);
String text = "select * from " + SupportBean.class.getName();
EPStatement stmt = epService.getEPAdministrator().createEPL(text, "s1");
assertEquals(false, stmt.isDestroyed());
assertEquals(false, stmt.isStopped());
assertEquals(true, stmt.isStarted());
assertEquals(5000l, stmt.getTimeLastStateChange());
stmt.addListener(listener);
sendEvent();
listener.assertOneGetNewAndReset();
sendTimer(6000);
stmt.stop();
assertEquals(6000l, stmt.getTimeLastStateChange());
assertEquals(false, stmt.isDestroyed());
assertEquals(true, stmt.isStopped());
assertEquals(false, stmt.isStarted());
sendEvent();
assertFalse(listener.isInvoked());
sendTimer(7000);
stmt.destroy();
assertEquals(true, stmt.isDestroyed());
assertEquals(false, stmt.isStopped());
assertEquals(false, stmt.isStarted());
assertEquals(7000l, stmt.getTimeLastStateChange());
sendEvent();
assertFalse(listener.isInvoked());
assertStmtDestroyed(stmt, text);
// test fire-stop service
EPStatementSPI spiOne = (EPStatementSPI) epService.getEPAdministrator().createEPL("select * from java.lang.Object");
StopCallbackImpl callbackOne = new StopCallbackImpl();
spiOne.getStatementContext().getStatementStopService().addSubscriber(callbackOne);
spiOne.destroy();
assertTrue(callbackOne.isStopped());
EPStatementSPI spiTwo = (EPStatementSPI) epService.getEPAdministrator().createEPL("select * from java.lang.Object");
StopCallbackImpl callbackTwo = new StopCallbackImpl();
spiTwo.getStatementContext().getStatementStopService().addSubscriber(callbackTwo);
spiTwo.stop();
assertTrue(callbackTwo.isStopped());
}
private void assertStmtDestroyed(EPStatement stmt, String text)
{
assertEquals(EPStatementState.DESTROYED, stmt.getState());
assertEquals(text, stmt.getText());
assertEquals("s1", stmt.getName());
assertNull(epService.getEPAdministrator().getStatement("s1"));
EPAssertionUtil.assertEqualsAnyOrder(new String[0], epService.getEPAdministrator().getStatementNames());
try
{
stmt.destroy();
fail();
}
catch (IllegalStateException ex)
{
// expected
assertEquals("Statement already destroyed", ex.getMessage());
}
try
{
stmt.start();
fail();
}
catch (IllegalStateException ex)
{
// expected
assertEquals("Cannot start statement, statement is in destroyed state", ex.getMessage());
}
try
{
stmt.stop();
fail();
}
catch (IllegalStateException ex)
{
// expected
assertEquals("Cannot stop statement, statement is in destroyed state", ex.getMessage());
}
}
private void sendEvent()
{
SupportBean bean = new SupportBean();
epService.getEPRuntime().sendEvent(bean);
}
private void sendTimer(long timeInMSec)
{
CurrentTimeEvent theEvent = new CurrentTimeEvent(timeInMSec);
EPRuntime runtime = epService.getEPRuntime();
runtime.sendEvent(theEvent);
}
private class StopCallbackImpl implements StatementStopCallback {
private boolean stopped = false;
public void statementStopped() {
stopped = true;
}
public boolean isStopped() {
return stopped;
}
public void setStopped(boolean stopped) {
this.stopped = stopped;
}
}
}