Package org.drools.conflict

Source Code of org.drools.conflict.RandomConflictResolverTest

package org.drools.conflict;

/*
* $Id: RandomConflictResolverTest.java,v 1.8 2005/02/04 02:13:37 mproctor Exp $
*
* Copyright 2001-2003 (C) The Werken Company. All Rights Reserved.
*
* Redistribution and use of this software and associated documentation
* ("Software"), with or without modification, are permitted provided that the
* following conditions are met:
*
* 1. Redistributions of source code must retain copyright statements and
* notices. Redistributions must also contain a copy of this document.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
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* from this Software without prior written permission of The Werken Company.
* For written permission, please contact bob@werken.com.
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* 4. Products derived from this Software may not be called "drools" nor may
* "drools" appear in their names without prior written permission of The Werken
* Company. "drools" is a trademark of The Werken Company.
*
* 5. Due credit should be given to The Werken Company. (http://werken.com/)
*
* THIS SOFTWARE IS PROVIDED BY THE WERKEN COMPANY AND CONTRIBUTORS ``AS IS''
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import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.ObjectInput;
import java.io.ObjectInputStream;
import java.io.ObjectOutput;
import java.io.ObjectOutputStream;

import junit.framework.TestCase;

import org.drools.rule.InstrumentedRule;
import org.drools.spi.ConflictResolver;
import org.drools.spi.MockAgendaItem;
import org.drools.spi.MockTuple;
import org.drools.util.PriorityQueue;

public class RandomConflictResolverTest extends TestCase
{
    private ConflictResolver conflictResolver;

    private InstrumentedRule brieRule;

    private InstrumentedRule camembertRule;

    private InstrumentedRule stiltonRule;

    private MockAgendaItem   brie;

    private PriorityQueue    items;

    public RandomConflictResolverTest(String name)
    {
        super( name );
    }

    public void setUp()
    {
        conflictResolver = RandomConflictResolver.getInstance( );
        items = new PriorityQueue( conflictResolver );

        brieRule = new InstrumentedRule( "brie" );
        brieRule.isValid( true );

        camembertRule = new InstrumentedRule( "camembert" );
        camembertRule.isValid( true );

        stiltonRule = new InstrumentedRule( "stilton" );
        stiltonRule.isValid( true );

        brie = new MockAgendaItem( new MockTuple( ), brieRule );
    }

    public void tearDown()
    {
        conflictResolver = null;
        items = null;

        brieRule = null;
        camembertRule = null;
        stiltonRule = null;

        brie = null;
    }

    public void testSingleInsert() throws Exception
    {
        this.items.add( brie );

        assertEquals( 1, this.items.size( ) );

        assertSame( brie, items.remove( ) );
    }

    public void testSerialize() throws Exception
    {
        // Serialize to a byte array
        ByteArrayOutputStream bos = new ByteArrayOutputStream( );
        ObjectOutput out = new ObjectOutputStream( bos );
        out.writeObject( conflictResolver );
        out.close( );

        // Get the bytes of the serialized object
        byte[] bytes = bos.toByteArray( );

        // Deserialize from a byte array
        ObjectInput in = new ObjectInputStream(
                                                new ByteArrayInputStream( bytes ) );
        conflictResolver = ( ConflictResolver ) in.readObject( );
        in.close( );
    }
}
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