trunk/workflowmodel-impl/src/test/java/net/sf/taverna/t2/workflowmodel/serialization/xml/DataflowXMLSerializerTest.java

/*******************************************************************************
 * 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 static org.junit.Assert.assertNotNull;
import net.sf.taverna.t2.workflowmodel.Dataflow;
import net.sf.taverna.t2.workflowmodel.Edits;
import net.sf.taverna.t2.workflowmodel.impl.DataflowImpl;
import net.sf.taverna.t2.workflowmodel.impl.EditsImpl;

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



public class DataflowXMLSerializerTest implements XMLSerializationConstants {
	DataflowXMLSerializer serializer = DataflowXMLSerializer.getInstance();
	Edits edits = new EditsImpl();
	
	@Test
	public void testDataflowInputPorts() throws Exception {
		Dataflow df = edits.createDataflow();
		edits.getCreateDataflowInputPortEdit(df, "dataflow_in", 1, 0).doEdit();
		
		Element el = serializer.dataflowInputPorts(df.getInputPorts());
		
		
		assertEquals("root name should be inputPorts","inputPorts",el.getName());
		assertEquals("there should be 1 child called port",1,el.getChildren("port",T2_WORKFLOW_NAMESPACE).size());
		Element port=el.getChild("port",T2_WORKFLOW_NAMESPACE);
		assertEquals("name should be dataflow_in","dataflow_in",port.getChild("name",T2_WORKFLOW_NAMESPACE).getText());
		assertEquals("depth should be 1","1",port.getChild("depth",T2_WORKFLOW_NAMESPACE).getText());
		assertEquals("granular depth should be 0","0",port.getChild("granularDepth",T2_WORKFLOW_NAMESPACE).getText());
		
	}
	
	@Test
	public void testDataflowNameandId() throws Exception {
		Dataflow df = edits.createDataflow();
		((DataflowImpl)df).setLocalName("the-name");
		Element el = serializer.serializeDataflow(df);
		assertEquals("there should be 1 child called name",1,el.getChildren("name",T2_WORKFLOW_NAMESPACE).size());
		assertEquals("the name should be the-name","the-name",el.getChildText("name",T2_WORKFLOW_NAMESPACE));
		assertNotNull("there should be an id attribute set",el.getAttributeValue("id"));
		assertEquals("there should be an id attribute set that matches the dataflow",df.getInternalIdentier(),el.getAttributeValue("id"));
	}
	
	@Test
	public void testDataflowOutputPorts() throws Exception {
		Dataflow df = edits.createDataflow();
		edits.getCreateDataflowOutputPortEdit(df, "dataflow_out").doEdit();
		Element el = serializer.dataflowOutputPorts(df.getOutputPorts());
		
		assertEquals("root name should be outputPorts","outputPorts",el.getName());
		assertEquals("there should be 1 child called port",1,el.getChildren("port",T2_WORKFLOW_NAMESPACE).size());
		Element port=el.getChild("port",T2_WORKFLOW_NAMESPACE);
		assertEquals("name should be dataflow_out","dataflow_out",port.getChild("name",T2_WORKFLOW_NAMESPACE).getText());
	}
	
	@Test
	public void testDataflowNamespace() throws Exception {
		Dataflow df = edits.createDataflow();
		Element el = serializer.serializeDataflow(df);
		assertEquals("Incorrect namespace","http://taverna.sf.net/2008/xml/t2flow",el.getNamespace().getURI());
		
		Element child = el.getChild("inputPorts",T2_WORKFLOW_NAMESPACE);
		assertEquals("Children should also have the correct namespace","http://taverna.sf.net/2008/xml/t2flow",child.getNamespace().getURI());
	}

}