Java tutorial
/* * OpenCredo-Esper - simplifies adopting Esper in Java applications. * Copyright (C) 2010 OpenCredo Ltd. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ package org.opencredo.esper.config.xml; import static org.junit.Assert.assertEquals; import java.util.Set; import org.junit.Test; import org.junit.runner.RunWith; import org.opencredo.esper.EsperStatement; import org.opencredo.esper.EsperTemplate; import org.opencredo.esper.sample.CallRecordingListener; import org.opencredo.esper.sample.SampleEvent; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.test.context.ContextConfiguration; import org.springframework.test.context.junit4.SpringJUnit4ClassRunner; import com.espertech.esper.client.UpdateListener; @RunWith(SpringJUnit4ClassRunner.class) @ContextConfiguration public class MultipleInnerStatementEsperTemplateParserTest { @Autowired EsperTemplate template; @Test public void testTemplateInitializesWithOneStatment() { Set<EsperStatement> statements = template.getStatements(); assertEquals(2, statements.size()); } @Test public void testSendSampleEvent() { Set<EsperStatement> statements = template.getStatements(); assertEquals(2, statements.size()); EsperStatement[] statementsArray = new EsperStatement[statements.size()]; statements.toArray(statementsArray); Set<UpdateListener> listeners = statementsArray[0].getListeners(); assertEquals(1, listeners.size()); UpdateListener[] listenersArray = new UpdateListener[listeners.size()]; listeners.toArray(listenersArray); CallRecordingListener listener = (CallRecordingListener) listenersArray[0]; template.sendEvent(new SampleEvent()); assertEquals(1, listener.getNumberOfTimesInvoked()); } }