/*
***************************************************************************************
* 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.epl.join.exec;
import com.espertech.esper.client.EventBean;
import com.espertech.esper.client.EventType;
import com.espertech.esper.epl.join.exec.base.IndexedTableLookupStrategy;
import com.espertech.esper.epl.join.exec.base.TableLookupExecNode;
import com.espertech.esper.epl.join.table.PropertyIndexedEventTable;
import com.espertech.esper.epl.join.table.PropertyIndexedEventTableFactory;
import com.espertech.esper.supportunit.bean.SupportBean;
import com.espertech.esper.supportunit.bean.SupportMarketDataBean;
import com.espertech.esper.supportunit.event.SupportEventBeanFactory;
import com.espertech.esper.supportunit.event.SupportEventTypeFactory;
import junit.framework.TestCase;
import java.util.LinkedList;
import java.util.List;
public class TestTableLookupExecNode extends TestCase {
private TableLookupExecNode exec;
private PropertyIndexedEventTable index;
public void setUp() {
EventType eventTypeIndex = SupportEventTypeFactory.createBeanType(SupportBean.class);
PropertyIndexedEventTableFactory factory = new PropertyIndexedEventTableFactory(0, eventTypeIndex, new String[]{"theString"}, false, null);
index = (PropertyIndexedEventTable) factory.makeEventTables(null, null)[0];
EventType eventTypeKeyGen = SupportEventTypeFactory.createBeanType(SupportMarketDataBean.class);
exec = new TableLookupExecNode(1, new IndexedTableLookupStrategy(eventTypeKeyGen, new String[]{"symbol"}, index));
}
public void testFlow() {
EventBean[] indexEvents = SupportEventBeanFactory.makeEvents(new String[]{"a1", "a2"});
index.add(indexEvents, null);
EventBean[] lookupEvents = SupportEventBeanFactory.makeMarketDataEvents(new String[]{"a2", "a3"});
List<EventBean[]> result = new LinkedList<EventBean[]>();
EventBean[] prefill = new EventBean[]{lookupEvents[0], null};
exec.process(lookupEvents[0], prefill, result, null);
// Test lookup found 1 row
assertEquals(1, result.size());
EventBean[] events = result.iterator().next();
assertSame(indexEvents[1], events[1]);
assertSame(lookupEvents[0], events[0]);
// Test lookup found no rows
result.clear();
exec.process(lookupEvents[1], prefill, result, null);
assertEquals(0, result.size());
}
}