/*
 ***************************************************************************************
 *  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.expr;

import com.espertech.esper.client.*;
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.client.SupportConfigFactory;
import junit.framework.TestCase;

import java.math.BigDecimal;
import java.math.MathContext;

public class TestBigNumberSupportMathContext extends TestCase
{
    private EPServiceProvider epService;
    private SupportUpdateListener listener;

    public void setUp()
    {
        Configuration configuration = SupportConfigFactory.getConfiguration();
        configuration.getEngineDefaults().getExpression().setMathContext(MathContext.DECIMAL32);
        epService = EPServiceProviderManager.getDefaultProvider(configuration);
        epService.initialize();
        if (InstrumentationHelper.ENABLED) { InstrumentationHelper.startTest(epService, this.getClass(), getName());}
        listener = new SupportUpdateListener();
        epService.getEPAdministrator().getConfiguration().addEventType("SupportBean", SupportBean.class);
    }

    protected void tearDown() throws Exception {
        if (InstrumentationHelper.ENABLED) { InstrumentationHelper.endTest();}
        listener = null;
    }

    public void testMathContextDivide()
    {
        // cast and divide
        EPStatement stmtDivide = epService.getEPAdministrator().createEPL("Select cast(1.6, BigDecimal) / cast(9.2, BigDecimal) from SupportBean");
        stmtDivide.setSubscriber(new Object() {
            public void update(BigDecimal value) {}
        });
        epService.getEPRuntime().sendEvent(new SupportBean());
    }
}