/*
* 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.filter.function;
import org.geotools.feature.FeatureIterator;
import org.opengis.feature.simple.SimpleFeature;
import org.opengis.filter.Filter;
import org.opengis.filter.PropertyIsEqualTo;
import org.opengis.filter.expression.Function;
import org.opengis.filter.spatial.Equals;
public class GeometryFunctionFilterTest extends FunctionTestSupport {
public GeometryFunctionFilterTest() {
super("GeometryFunctionFilterTest");
}
public void testBasicTest() throws Exception {
Function exp = ff.function("geometryType", ff.property("geom"));
FeatureIterator<SimpleFeature> iter=featureCollection.features();
while( iter.hasNext() ){
SimpleFeature feature = iter.next();
assertEquals( "Point", exp.evaluate(feature) );
}
iter.close();
}
public void testNullTest() throws Exception {
Function exp = ff.function("geometryType", ff.property("geom"));
FeatureIterator<SimpleFeature> iter=featureCollection.features();
while( iter.hasNext() ){
SimpleFeature feature = iter.next();
feature.setAttribute("geom",null);
assertNull( exp.evaluate(feature) );
}
iter.close();
}
public void testFilterEqualsTest() throws Exception {
Function exp = ff.function("geometryType", ff.property("geom"));
PropertyIsEqualTo filter = ff.equals(exp, ff.literal("Point"));
FeatureIterator<SimpleFeature> iter=featureCollection.features();
while( iter.hasNext() ){
SimpleFeature feature = iter.next();
assertTrue( filter.evaluate( feature ));
}
iter.close();
}
}