package org.drools.conflict;
/*
* $Id: SalienceConflictResolverTest.java,v 1.10 2005/02/04 02:13:37 mproctor Exp $
*
* Copyright 2001-2003 (C) The Werken Company. All Rights Reserved.
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* ("Software"), with or without modification, are permitted provided that the
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*
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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 SalienceConflictResolverTest extends TestCase
{
private ConflictResolver conflictResolver;
private InstrumentedRule brieRule;
private InstrumentedRule camembertRule;
private InstrumentedRule stiltonRule;
private MockAgendaItem brie;
private MockAgendaItem camembert;
private MockAgendaItem stilton;
private PriorityQueue items;
public SalienceConflictResolverTest(String name)
{
super( name );
}
public void setUp()
{
conflictResolver = SalienceConflictResolver.getInstance( );
items = new PriorityQueue( conflictResolver );
brieRule = new InstrumentedRule( "brie" );
camembertRule = new InstrumentedRule( "camembert" );
stiltonRule = new InstrumentedRule( "stilton" );
brie = new MockAgendaItem( new MockTuple( ), brieRule );
camembert = new MockAgendaItem( new MockTuple( ), camembertRule );
stilton = new MockAgendaItem( new MockTuple( ), stiltonRule );
brieRule.setSalience( 1 );
camembertRule.setSalience( 2 );
stiltonRule.setSalience( 3 );
}
public void tearDown()
{
conflictResolver = null;
items = null;
brieRule = null;
camembertRule = null;
stiltonRule = null;
brie = null;
camembert = null;
stilton = null;
}
public void testSingleInsert()
{
this.items.add( brie );
assertEquals( 1, this.items.size( ) );
assertSame( brie, items.remove( ) );
}
public void testAscendingOrderInsert()
{
this.items.add( brie );
this.items.add( camembert );
this.items.add( stilton );
assertEquals( 3, this.items.size( ) );
assertSame( stilton, items.remove( ) );
assertSame( camembert, items.remove( ) );
assertSame( brie, items.remove( ) );
}
public void testDescendingOrderInsert()
{
this.items.add( stilton );
this.items.add( camembert );
this.items.add( brie );
assertEquals( 3, this.items.size( ) );
assertSame( stilton, items.remove( ) );
assertSame( camembert, items.remove( ) );
assertSame( brie, items.remove( ) );
}
public void testMixedOrderInsert()
{
this.items.add( camembert );
this.items.add( stilton );
this.items.add( brie );
assertEquals( 3, this.items.size( ) );
assertSame( stilton, items.remove( ) );
assertSame( camembert, items.remove( ) );
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( );
}
}