/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 2002-2008, Open Source Geospatial Foundation (OSGeo)
*
* This library 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;
* version 2.1 of the License.
*
* This library 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.
*/
package org.geotools.graph.build.opt;
import junit.framework.TestCase;
import org.geotools.graph.structure.DirectedEdge;
import org.geotools.graph.structure.DirectedGraph;
import org.geotools.graph.structure.DirectedNode;
import org.geotools.graph.structure.Graph;
import org.geotools.graph.structure.Node;
import org.geotools.graph.structure.opt.OptDirectedEdge;
import org.geotools.graph.structure.opt.OptDirectedNode;
/**
*
*
* @source $URL$
*/
public class OptDirectedGraphBuilderTest extends TestCase {
private OptDirectedGraphBuilder m_builder;
public OptDirectedGraphBuilderTest(String name) {
super(name);
}
protected void setUp() throws Exception {
super.setUp();
m_builder = new OptDirectedGraphBuilder();
}
public void test_buildNode() {
DirectedNode dn = (DirectedNode)m_builder.buildNode();
assertTrue(dn != null);
assertTrue(dn instanceof OptDirectedNode);
}
public void test_buildEdge() {
Node n1 = m_builder.buildNode();
Node n2 = m_builder.buildNode();
DirectedEdge de = (DirectedEdge)m_builder.buildEdge(n1,n2);
assertTrue(de != null);
assertTrue(de instanceof OptDirectedEdge);
assertTrue(de.getInNode() == n1);
assertTrue(de.getOutNode() == n2);
}
public void test_addEdge() {
OptDirectedNode n1 = (OptDirectedNode)m_builder.buildNode();
n1.setInDegree(0);
n1.setOutDegree(1);
OptDirectedNode n2 = (OptDirectedNode)m_builder.buildNode();
n2.setInDegree(1);
n2.setOutDegree(0);
DirectedEdge e = (DirectedEdge)m_builder.buildEdge(n1,n2);
m_builder.addEdge(e);
assertTrue(m_builder.getEdges().contains(e));
assertTrue(n1.getOutEdges().contains(e));
assertTrue(n2.getInEdges().contains(e));
}
public void test_getGraph() {
Graph graph = m_builder.getGraph();
assertTrue(graph instanceof DirectedGraph);
}
}