/*******************************************************************************
 * Copyright (C) 2007 The University of Manchester   
 * 
 *  Modifications to the initial code base are copyright of their
 *  respective authors, or their employers as appropriate.
 * 
 *  This program is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public License
 *  as published by the Free Software Foundation; either version 2.1 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
 *  Lesser General Public License for more details.
 *    
 *  You should have received a copy of the GNU Lesser 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
 ******************************************************************************/
package net.sf.taverna.t2.workflowmodel.serialization.xml;

import static org.junit.Assert.assertEquals;

import java.util.ArrayList;
import java.util.List;

import net.sf.taverna.t2.workflowmodel.Edits;
import net.sf.taverna.t2.workflowmodel.Processor;
import net.sf.taverna.t2.workflowmodel.impl.EditsImpl;

import org.jdom.Element;
import org.jdom.output.XMLOutputter;
import org.junit.Test;


public class ConditionXMLSerializerTest implements XMLSerializationConstants {
	
	private ConditionXMLSerializer serializer = ConditionXMLSerializer.getInstance();
	private Edits edits = new EditsImpl();
	
	private String elementToString(Element element) {
		return new XMLOutputter().outputString(element);
	}
	
	@Test
	public void testConditions() throws Exception {
		Processor control = edits.createProcessor("control");
		Processor target = edits.createProcessor("target");
		edits.getCreateConditionEdit(control, target).doEdit();
		
		
		List<Processor> processors = new ArrayList<Processor>();
		processors.add(control);
		processors.add(target);
		
		Element el = serializer.conditionsToXML(processors);
		
		assertEquals("root name should be conditions","conditions",el.getName());
		assertEquals("there should be 1 child condition",1,el.getChildren("condition",T2_WORKFLOW_NAMESPACE).size());
		Element condition = el.getChild("condition",T2_WORKFLOW_NAMESPACE);
		condition.setNamespace(null); //remove the default namespace
		assertEquals("incorrect condition xml","<condition control=\"control\" target=\"target\" />",elementToString(condition));
		
	}
}