/* ==========================================
* JGraphT : a free Java graph-theory library
* ==========================================
*
* Project Info: http://jgrapht.sourceforge.net/
* Project Creator: Barak Naveh (http://sourceforge.net/users/barak_naveh)
*
* (C) Copyright 2003-2008, by Barak Naveh and Contributors.
*
* This program and the accompanying materials are dual-licensed under
* either
*
* (a) the terms of the GNU Lesser General Public License version 2.1
* as published by the Free Software Foundation, or (at your option) any
* later version.
*
* or (per the licensee's choosing)
*
* (b) the terms of the Eclipse Public License v1.0 as published by
* the Eclipse Foundation.
*/
/* ------------------------------
* GraphMLExporterTest.java
* ------------------------------
* (C) Copyright 2003-2008, by Barak Naveh and Contributors.
*
* Original Author: Trevor Harmon
*
*/
package org.jgrapht.ext;
import java.io.*;
import junit.framework.*;
import org.custommonkey.xmlunit.*;
import org.jgrapht.*;
import org.jgrapht.graph.*;
/**
* .
*
* @author Trevor Harmon
*/
public class GraphMLExporterTest
extends TestCase
{
//~ Static fields/initializers ---------------------------------------------
private static final String V1 = "v1";
private static final String V2 = "v2";
private static final String V3 = "v3";
private static final String NL = System.getProperty("line.separator");
// TODO jvs 23-Dec-2006: externalized diff-based testing framework
private static final String UNDIRECTED =
"<?xml version=\"1.0\" encoding=\"UTF-8\"?>" + NL
+ "<graphml xmlns=\"http://graphml.graphdrawing.org/xmlns\" xsi:schemaLocation=\"http://graphml.graphdrawing.org/xmlns http://graphml.graphdrawing.org/xmlns/1.0/graphml.xsd\" xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\">"
+ NL
+ "<graph edgedefault=\"undirected\">" + NL
+ "<node id=\"1\"/>" + NL
+ "<node id=\"2\"/>" + NL
+ "<node id=\"3\"/>" + NL
+ "<edge id=\"1\" source=\"1\" target=\"2\"/>" + NL
+ "<edge id=\"2\" source=\"3\" target=\"1\"/>" + NL
+ "</graph>" + NL
+ "</graphml>" + NL;
private static final GraphMLExporter<String, DefaultEdge> exporter =
new GraphMLExporter<String, DefaultEdge>();
//~ Methods ----------------------------------------------------------------
public void testUndirected()
throws Exception
{
UndirectedGraph<String, DefaultEdge> g =
new SimpleGraph<String, DefaultEdge>(DefaultEdge.class);
g.addVertex(V1);
g.addVertex(V2);
g.addEdge(V1, V2);
g.addVertex(V3);
g.addEdge(V3, V1);
StringWriter w = new StringWriter();
exporter.export(w, g);
if (System.getProperty("java.vm.version").startsWith("1.4")) {
// NOTE jvs 16-Mar-2007: XML prefix mapping comes out
// with missing info on 1.4, so skip the verification part
// of the test.
return;
}
XMLAssert.assertXMLEqual(UNDIRECTED, w.toString());
}
}
// End GraphMLExporterTest.java