Update of /cvsroot/nutch/nutch/src/plugin/ontology/src/test/net/nutch/ontology
In directory
sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv23027/src/plugin/ontology/src/test/net/nutch/ontology
Added Files:
TestOntology.java
Log Message:
Add ontology plugin and its application of query refinement.
--- NEW FILE: TestOntology.java ---
/* Copyright (c) 2004 michael j pan. All rights reserved. */
/* Use subject to the same conditions as Nutch. */
/* see http://www.nutch.org/LICENSE.txt. */
package net.nutch.ontology;
import net.nutch.protocol.ProtocolFactory;
import net.nutch.protocol.Protocol;
import net.nutch.protocol.Content;
import net.nutch.protocol.ProtocolException;
import net.nutch.parse.ParserFactory;
import net.nutch.parse.Parser;
import net.nutch.parse.Parse;
import net.nutch.parse.ParseException;
import junit.framework.TestCase;
import java.util.Iterator;
import java.util.List;
import java.util.LinkedList;
import java.lang.Exception;
/**
* Unit tests for Ontology
*
* @author michael j pan
*/
public class TestOntology extends TestCase {
private String fileSeparator = System.getProperty("file.separator");
// This system property is defined in ./src/plugin/build-plugin.xml
private String sampleDir = System.getProperty("test.data",".");
// Make sure sample files are copied to "test.data" as specified in
// ./src/plugin/ontology/build.xml during plugin compilation.
// Check ./src/plugin/ontology/sample/README.txt for what they are.
private String[] sampleFiles = {"time.owl"};
private static Ontology ontology;
public TestOntology(String name) {
super(name);
}
protected void setUp() {}
protected void tearDown() {}
public void testIt() throws ProtocolException, ParseException, Exception {
String className = "Season";
String[] subclassNames =
new String[] {"Spring", "Summer", "Fall", "Winter"};
if (ontology==null) {
try {
ontology = OntologyFactory.getOntology();
} catch (Exception e) {
throw new Exception("Failed to instantiate ontology");
}
}
//foreach sample file
for (int i=0; i<sampleFiles.length; i++) {
//construct the url
String urlString = "file:" + sampleDir + fileSeparator + sampleFiles[i];
ontology.load(new String[] {urlString});
List subclassList = new LinkedList();
Iterator iter = ontology.subclasses(className);
while (iter.hasNext()) {
String subclassLabel = (String) iter.next();
System.out.println(subclassLabel);
subclassList.add(subclassLabel);
}
for (int j=0; j<subclassNames.length; j++) {
assertTrue(subclassList.contains(subclassNames[j]));
}
}
}
}
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