/* Copyright (C) 2002 Univ. of Massachusetts Amherst, Computer Science Dept.
This file is part of "MALLET" (MAchine Learning for LanguagE Toolkit).
http://www.cs.umass.edu/~mccallum/mallet
This software is provided under the terms of the Common Public License,
version 1.0, as published by http://www.opensource.org. For further
information, see the file `LICENSE' included with this distribution. */
/**
@author Andrew McCallum <a href="mailto:mccallum@cs.umass.edu">mccallum@cs.umass.edu</a>
*/
package cc.mallet.types.tests;
import cc.mallet.types.Alphabet;
import cc.mallet.types.FeatureSequence;
import cc.mallet.types.FeatureVector;
import junit.framework.*;
public class TestFeatureVector extends TestCase
{
public TestFeatureVector (String name)
{
super (name);
}
Alphabet dict;
FeatureSequence fs;
FeatureVector fv;
protected void setUp ()
{
dict = new Alphabet ();
fs = new FeatureSequence (dict, 2);
fs.add (dict.lookupIndex ("a"));
fs.add (dict.lookupIndex ("n"));
fs.add (dict.lookupIndex ("d"));
fs.add (dict.lookupIndex ("r"));
fs.add (dict.lookupIndex ("e"));
fs.add (dict.lookupIndex ("w"));
fs.add (dict.lookupIndex ("m"));
fs.add (dict.lookupIndex ("c"));
fs.add (dict.lookupIndex ("c"));
fs.add (dict.lookupIndex ("a"));
fs.add (dict.lookupIndex ("l"));
fs.add (dict.lookupIndex ("l"));
fs.add (dict.lookupIndex ("u"));
fs.add (dict.lookupIndex ("m"));
//System.out.println (fs.toString());
fv = new FeatureVector (fs);
//System.out.println (fs.toString());
//System.out.println (fv.toString());
}
public void testDuplicateValueFromFeatureSequence ()
{
assertTrue (fv.value (dict.lookupIndex ("a")) == 2.0);
}
public void testSingleValueFromFeatureSequence ()
{
assertTrue (fv.value (dict.lookupIndex ("n")) == 1.0);
}
public void testSizeFromFeatureSequence ()
{
assertTrue (fv.numLocations() == 10);
}
public static Test suite ()
{
return new TestSuite (TestFeatureVector.class);
}
public static void main (String[] args)
{
junit.textui.TestRunner.run (suite());
}
}