/* Copyright (C) 2004 - 2008  db4objects Inc.  http://www.db4o.com

This file is part of the db4o open source object database.

db4o is free software; you can redistribute it and/or modify it under
the terms of version 2 of the GNU General Public License as published
by the Free Software Foundation and as clarified by db4objects' GPL 
interpretation policy, available at
http://www.db4o.com/about/company/legalpolicies/gplinterpretation/
Alternatively you can write to db4objects, Inc., 1900 S Norfolk Street,
Suite 350, San Mateo, CA 94403, USA.

db4o 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.,
59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. */
package com.db4o.test;

import com.db4o.*;
import com.db4o.query.*;

public class SodaEvaluation {
	
	public SodaEvaluation child;
	public String name;
	
	public void store(){
		Test.deleteAllInstances(this);
		name = "one";
		Test.store(this);
		SodaEvaluation se = new SodaEvaluation();
		se.child= new SodaEvaluation();
		se.child.name = "three";
		se.name = "two";
		Test.store(se);
		
	}
	
	public void test(){
		final String nameConstraint = "three"; 
		Query q = Test.query();
		Query cq = q;
		q.constrain(this.getClass());
		cq = cq.descend("child");
		cq.constrain(new Evaluation() {
            public void evaluate(Candidate candidate) {
            	candidate.include(((SodaEvaluation)candidate.getObject()).name.equals(nameConstraint));
            }
        });
        ObjectSet os = q.execute();
        Test.ensure(os.size() == 1);
        SodaEvaluation se = (SodaEvaluation)os.next();
        Test.ensure(se.name.equals("two"));
		
	}

}
