/*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/*
* Copyright (C) 2006 University of Waikato, Hamilton, New Zealand
*/
package weka.filters.unsupervised.attribute;
import weka.core.Attribute;
import weka.core.Instances;
import weka.filters.AbstractFilterTest;
import weka.filters.Filter;
import junit.framework.Test;
import junit.framework.TestSuite;
/**
* Tests NumericToNominal. Run from the command line with:<p>
* java weka.filters.unsupervised.attribute.NumericToNominalTest
*
* @author FracPete (fracpete at waikato dot ac dot nz)
* @version $Revision: 8034 $
*/
public class NumericToNominalTest extends AbstractFilterTest {
public NumericToNominalTest(String name) {
super(name);
}
/** Creates a default NumericToNominal */
public Filter getFilter() {
return new NumericToNominal();
}
public void testTypical() {
Instances result = useFilter();
// Number of attributes and instances shouldn't change
assertEquals(m_Instances.numAttributes(), result.numAttributes());
assertEquals(m_Instances.numInstances(), result.numInstances());
// no date and numeric attributes should remain
if (result.checkForAttributeType(Attribute.DATE))
fail("Date attribute(s) left over!");
if (result.checkForAttributeType(Attribute.NUMERIC))
fail("Numeric attribute(s) left over!");
}
public static Test suite() {
return new TestSuite(NumericToNominalTest.class);
}
public static void main(String[] args){
junit.textui.TestRunner.run(suite());
}
}