/*
* *************************************************************************************
* Copyright (C) 2008 EsperTech, Inc. All rights reserved. *
* http://esper.codehaus.org *
* 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.scopetest.SupportUpdateListener;
import junit.framework.TestCase;
import com.espertech.esper.client.*;
import com.espertech.esper.client.EPStatementSyntaxException;
import com.espertech.esper.support.bean.SupportBean;
import com.espertech.esper.support.bean.SupportMarketDataBean;
import com.espertech.esper.support.client.SupportConfigFactory;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
public class TestInvalidEPL extends TestCase
{
private EPServiceProvider epService;
private SupportUpdateListener listener;
public void setUp()
{
epService = EPServiceProviderManager.getDefaultProvider(SupportConfigFactory.getConfiguration());
epService.initialize();
listener = new SupportUpdateListener();
}
protected void tearDown() throws Exception {
listener = null;
}
public void testInvalidSyntax()
{
String exceptionText = getSyntaxExceptionEPL("select * from *");
assertEquals("Incorrect syntax near '*' at line 1 column 14, please check the from clause [select * from *]", exceptionText);
exceptionText = getSyntaxExceptionEPL("select * from SupportBean a where a.intPrimitive between r.start and r.end");
assertEquals("Incorrect syntax near 'start' (a reserved keyword) at line 1 column 59, please check the where clause [select * from SupportBean a where a.intPrimitive between r.start and r.end]", exceptionText);
}
public void testLongTypeConstant()
{
String stmtText = "select 2512570244 as value from " + SupportBean.class.getName();
EPStatement stmt = epService.getEPAdministrator().createEPL(stmtText);
stmt.addListener(listener);
epService.getEPRuntime().sendEvent(new SupportBean());
assertEquals(2512570244L, listener.assertOneGetNewAndReset().get("value"));
}
public void testDifferentJoins()
{
String streamDef = "select * from " +
SupportBean.class.getName() + ".win:length(3) as sa," +
SupportBean.class.getName() + ".win:length(3) as sb" +
" where ";
String streamDefTwo = "select * from " +
SupportBean.class.getName() + ".win:length(3)," +
SupportMarketDataBean.class.getName() + ".win:length(3)" +
" where ";
tryInvalid(streamDef + "sa.intPrimitive = sb.theString");
tryValid(streamDef + "sa.intPrimitive = sb.intBoxed");
tryValid(streamDef + "sa.intPrimitive = sb.intPrimitive");
tryValid(streamDef + "sa.intPrimitive = sb.longBoxed");
tryInvalid(streamDef + "sa.intPrimitive = sb.intPrimitive and sb.intBoxed = sa.boolPrimitive");
tryValid(streamDef + "sa.intPrimitive = sb.intPrimitive and sb.boolBoxed = sa.boolPrimitive");
tryInvalid(streamDef + "sa.intPrimitive = sb.intPrimitive and sb.intBoxed = sa.intPrimitive and sa.theString=sX.theString");
tryValid(streamDef + "sa.intPrimitive = sb.intPrimitive and sb.intBoxed = sa.intPrimitive and sa.theString=sb.theString");
tryInvalid(streamDef + "sa.intPrimitive = sb.intPrimitive or sa.theString=sX.theString");
tryValid(streamDef + "sa.intPrimitive = sb.intPrimitive or sb.intBoxed = sa.intPrimitive");
// try constants
tryValid(streamDef + "sa.intPrimitive=5");
tryValid(streamDef + "sa.theString='4'");
tryValid(streamDef + "sa.theString=\"4\"");
tryValid(streamDef + "sa.boolPrimitive=false");
tryValid(streamDef + "sa.longPrimitive=-5L");
tryValid(streamDef + "sa.doubleBoxed=5.6d");
tryValid(streamDef + "sa.floatPrimitive=-5.6f");
tryInvalid(streamDef + "sa.intPrimitive='5'");
tryInvalid(streamDef + "sa.theString=5");
tryInvalid(streamDef + "sa.boolBoxed=f");
tryInvalid(streamDef + "sa.intPrimitive=x");
tryValid(streamDef + "sa.intPrimitive=5.5");
// try addition and subtraction
tryValid(streamDef + "sa.intPrimitive=sa.intBoxed + 5");
tryValid(streamDef + "sa.intPrimitive=2*sa.intBoxed - sa.intPrimitive/10 + 1");
tryValid(streamDef + "sa.intPrimitive=2*(sa.intBoxed - sa.intPrimitive)/(10 + 1)");
tryInvalid(streamDef + "sa.intPrimitive=2*(sa.intBoxed");
// try comparison
tryValid(streamDef + "sa.intPrimitive > sa.intBoxed and sb.doublePrimitive < sb.doubleBoxed");
tryValid(streamDef + "sa.intPrimitive >= sa.intBoxed and sa.doublePrimitive <= sa.doubleBoxed");
tryValid(streamDef + "sa.intPrimitive > (sa.intBoxed + sb.doublePrimitive)");
tryInvalid(streamDef + "sa.intPrimitive >= sa.theString");
tryInvalid(streamDef + "sa.boolBoxed >= sa.boolPrimitive");
// Try some nested
tryValid(streamDef + "(sa.intPrimitive=3) or (sa.intBoxed=3 and sa.intPrimitive=1)");
tryValid(streamDef + "((sa.intPrimitive>3) or (sa.intBoxed<3)) and sa.boolBoxed=false");
tryValid(streamDef + "(sa.intPrimitive<=3 and sa.intPrimitive>=1) or (sa.boolBoxed=false and sa.boolPrimitive=true)");
tryInvalid(streamDef + "sa.intPrimitive=3 or (sa.intBoxed=2");
tryInvalid(streamDef + "sa.intPrimitive=3 or sa.intBoxed=2)");
tryInvalid(streamDef + "sa.intPrimitive=3 or ((sa.intBoxed=2)");
// Try some without stream name
tryInvalid(streamDef + "intPrimitive=3");
tryValid(streamDefTwo + "intPrimitive=3");
// Try invalid outer join criteria
String outerJoinDef = "select * from " +
SupportBean.class.getName() + ".win:length(3) as sa " +
"left outer join " +
SupportBean.class.getName() + ".win:length(3) as sb ";
tryValid(outerJoinDef + "on sa.intPrimitive = sb.intBoxed");
tryInvalid(outerJoinDef + "on sa.intPrimitive = sb.XX");
tryInvalid(outerJoinDef + "on sa.XX = sb.XX");
tryInvalid(outerJoinDef + "on sa.XX = sb.intBoxed");
tryInvalid(outerJoinDef + "on sa.boolBoxed = sb.intBoxed");
tryValid(outerJoinDef + "on sa.boolPrimitive = sb.boolBoxed");
tryInvalid(outerJoinDef + "on sa.boolPrimitive = sb.theString");
tryInvalid(outerJoinDef + "on sa.intPrimitive <= sb.intBoxed");
tryInvalid(outerJoinDef + "on sa.intPrimitive = sa.intBoxed");
tryInvalid(outerJoinDef + "on sb.intPrimitive = sb.intBoxed");
tryValid(outerJoinDef + "on sb.intPrimitive = sa.intBoxed");
}
private void tryInvalid(String eplInvalidEPL)
{
try
{
epService.getEPAdministrator().createEPL(eplInvalidEPL);
fail();
}
catch (EPException ex)
{
// Expected exception
}
}
private void tryValid(String invalidEPL)
{
epService.getEPAdministrator().createEPL(invalidEPL);
}
private String getSyntaxExceptionEPL(String expression)
{
String exceptionText = null;
try
{
epService.getEPAdministrator().createEPL(expression);
fail();
}
catch (EPStatementSyntaxException ex)
{
exceptionText = ex.getMessage();
log.debug(".getSyntaxExceptionEPL epl=" + expression, ex);
// Expected exception
}
return exceptionText;
}
private static Log log = LogFactory.getLog(TestInvalidEPL.class);
}