/*
***************************************************************************************
* 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.epl;
import com.espertech.esper.client.Configuration;
import com.espertech.esper.client.EPServiceProvider;
import com.espertech.esper.client.EPServiceProviderManager;
import com.espertech.esper.client.EPStatement;
import com.espertech.esper.client.scopetest.EPAssertionUtil;
import com.espertech.esper.client.scopetest.SupportUpdateListener;
import com.espertech.esper.metrics.instrumentation.InstrumentationHelper;
import com.espertech.esper.supportregression.bean.SupportBean;
import com.espertech.esper.supportregression.bean.SupportSimpleBeanOne;
import com.espertech.esper.supportregression.bean.SupportSimpleBeanTwo;
import com.espertech.esper.supportregression.client.SupportConfigFactory;
import com.espertech.esper.supportregression.epl.SupportQueryPlanIndexHook;
import com.espertech.esper.supportregression.util.IndexAssertionEventSend;
import com.espertech.esper.supportregression.util.IndexBackingTableInfo;
import junit.framework.TestCase;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class TestJoinUniqueIndex extends TestCase implements IndexBackingTableInfo
{
private static final Logger log = LoggerFactory.getLogger(TestJoinUniqueIndex.class);
private EPServiceProvider epService;
private SupportUpdateListener listener;
public void setUp()
{
Configuration config = SupportConfigFactory.getConfiguration();
config.getEngineDefaults().getLogging().setEnableQueryPlan(true);
epService = EPServiceProviderManager.getDefaultProvider(config);
epService.initialize();
if (InstrumentationHelper.ENABLED) { InstrumentationHelper.startTest(epService, this.getClass(), getName());}
listener = new SupportUpdateListener();
SupportQueryPlanIndexHook.reset();
}
protected void tearDown() throws Exception {
if (InstrumentationHelper.ENABLED) { InstrumentationHelper.endTest();}
listener = null;
}
public void testIndexChoicesJoinUnique() {
epService.getEPAdministrator().getConfiguration().addEventType("SSB1", SupportSimpleBeanOne.class);
epService.getEPAdministrator().getConfiguration().addEventType("SSB2", SupportSimpleBeanTwo.class);
epService.getEPAdministrator().getConfiguration().addEventType(SupportBean.class);
// test no where clause with unique on multiple props, exact specification of where-clause
IndexAssertionEventSend assertSendEvents = new IndexAssertionEventSend() {
public void run() {
String[] fields = "ssb1.s1,ssb2.s2".split(",");
epService.getEPRuntime().sendEvent(new SupportSimpleBeanTwo("E1", 1, 3, 10));
epService.getEPRuntime().sendEvent(new SupportSimpleBeanTwo("E2", 1, 2, 0));
epService.getEPRuntime().sendEvent(new SupportSimpleBeanTwo("E3", 1, 3, 9));
epService.getEPRuntime().sendEvent(new SupportSimpleBeanOne("EX", 1, 3, 9));
EPAssertionUtil.assertProps(listener.assertOneGetNewAndReset(), fields, new Object[]{"EX", "E3"});
}
};
CaseEnum[] testCases = CaseEnum.values();
for (CaseEnum caseEnum: testCases) {
runAssertion(caseEnum, "d2,i2", "where ssb2.i2 = ssb1.i1 and ssb2.d2 = ssb1.d1", true, assertSendEvents);
runAssertion(caseEnum, "d2,i2", "where ssb2.d2 = ssb1.d1 and ssb2.i2 = ssb1.i1", true, assertSendEvents);
runAssertion(caseEnum, "d2,i2", "where ssb2.l2 = ssb1.l1 and ssb2.d2 = ssb1.d1 and ssb2.i2 = ssb1.i1", true, assertSendEvents);
runAssertion(caseEnum, "d2,i2", "where ssb2.l2 = ssb1.l1 and ssb2.i2 = ssb1.i1", false, assertSendEvents);
runAssertion(caseEnum, "d2,i2", "where ssb2.d2 = ssb1.d1", false, assertSendEvents);
runAssertion(caseEnum, "d2,i2", "where ssb2.i2 = ssb1.i1 and ssb2.d2 = ssb1.d1 and ssb2.l2 between 1 and 1000", true, assertSendEvents);
runAssertion(caseEnum, "d2,i2", "where ssb2.d2 = ssb1.d1 and ssb2.l2 between 1 and 1000", false, assertSendEvents);
runAssertion(caseEnum, "i2,d2,l2", "where ssb2.l2 = ssb1.l1 and ssb2.d2 = ssb1.d1", false, assertSendEvents);
runAssertion(caseEnum, "i2,d2,l2", "where ssb2.l2 = ssb1.l1 and ssb2.i2 = ssb1.i1 and ssb2.d2 = ssb1.d1", true, assertSendEvents);
runAssertion(caseEnum, "d2,l2,i2", "where ssb2.l2 = ssb1.l1 and ssb2.i2 = ssb1.i1 and ssb2.d2 = ssb1.d1", true, assertSendEvents);
runAssertion(caseEnum, "d2,l2,i2", "where ssb2.l2 = ssb1.l1 and ssb2.i2 = ssb1.i1 and ssb2.d2 = ssb1.d1 and ssb2.s2 between 'E3' and 'E4'", true, assertSendEvents);
runAssertion(caseEnum, "l2", "where ssb2.l2 = ssb1.l1", true, assertSendEvents);
runAssertion(caseEnum, "l2", "where ssb2.l2 = ssb1.l1 and ssb1.i1 between 1 and 20", true, assertSendEvents);
}
}
private void runAssertion(CaseEnum caseEnum, String uniqueFields, String whereClause, boolean unique, IndexAssertionEventSend assertion) {
String eplUnique = INDEX_CALLBACK_HOOK +
"select * from ";
if (caseEnum == CaseEnum.UNIDIRECTIONAL || caseEnum == CaseEnum.UNIDIRECTIONAL_3STREAM) {
eplUnique += "SSB1 as ssb1 unidirectional ";
}
else {
eplUnique += "SSB1#lastevent as ssb1 ";
}
eplUnique += ", SSB2#unique(" + uniqueFields + ") as ssb2 ";
if (caseEnum == CaseEnum.UNIDIRECTIONAL_3STREAM || caseEnum == CaseEnum.MULTIDIRECTIONAL_3STREAM) {
eplUnique += ", SupportBean#lastevent ";
}
eplUnique += whereClause;
EPStatement stmtUnique = epService.getEPAdministrator().createEPL(eplUnique);
stmtUnique.addListener(listener);
SupportQueryPlanIndexHook.assertJoinOneStreamAndReset(unique);
epService.getEPRuntime().sendEvent(new SupportBean("JOINEVENT", 1));
assertion.run();
stmtUnique.destroy();
}
private static enum CaseEnum
{
UNIDIRECTIONAL,
MULTIDIRECTIONAL,
UNIDIRECTIONAL_3STREAM,
MULTIDIRECTIONAL_3STREAM
}
}