/*
 *    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.v1_0;

import org.w3c.dom.Document;
import org.opengis.filter.expression.Add;
import org.opengis.filter.expression.BinaryExpression;
import org.opengis.filter.expression.Divide;
import org.opengis.filter.expression.Multiply;
import org.opengis.filter.expression.Subtract;


public class BinaryOperatorTypeBindingTest extends FilterTestSupport {
    public void testBinaryOperatorType() {
        assertEquals(BinaryExpression.class, binding(OGC.BinaryOperatorType).getType());
    }

    public void testAddType() {
        assertEquals(Add.class, binding(OGC.Add).getType());
    }

    public void testAddParse() throws Exception {
        FilterMockData.add(document, document);

        Add add = (Add) parse();

        assertNotNull(add.getExpression1());
        assertNotNull(add.getExpression2());
    }

    public void testAddEncode() throws Exception {
        Document dom = encode(FilterMockData.add(), OGC.Add);

        assertEquals(2,
            dom.getElementsByTagNameNS(OGC.NAMESPACE, OGC.Literal.getLocalPart()).getLength());
    }

    public void testSubType() {
        assertEquals(Subtract.class, binding(OGC.Sub).getType());
    }

    public void testSubParse() throws Exception {
        FilterMockData.sub(document, document);

        Subtract sub = (Subtract) parse();

        assertNotNull(sub.getExpression1());
        assertNotNull(sub.getExpression2());
    }

    public void testSubEncode() throws Exception {
        Document dom = encode(FilterMockData.sub(), OGC.Sub);
        assertEquals(2,
            dom.getElementsByTagNameNS(OGC.NAMESPACE, OGC.Literal.getLocalPart()).getLength());
    }

    public void testDivType() {
        assertEquals(Divide.class, binding(OGC.Div).getType());
    }

    public void testDivParse() throws Exception {
        FilterMockData.div(document, document);

        Divide div = (Divide) parse();

        assertNotNull(div.getExpression1());
        assertNotNull(div.getExpression2());
    }

    public void testDivEncode() throws Exception {
        Document dom = encode(FilterMockData.div(), OGC.Div);
        assertEquals(2,
            dom.getElementsByTagNameNS(OGC.NAMESPACE, OGC.Literal.getLocalPart()).getLength());
    }

    public void testMulType() {
        assertEquals(Multiply.class, binding(OGC.Mul).getType());
    }

    public void testMulParse() throws Exception {
        FilterMockData.mul(document, document);

        Multiply mul = (Multiply) parse();

        assertNotNull(mul.getExpression1());
        assertNotNull(mul.getExpression2());
    }

    public void testMulEncode() throws Exception {
        Document dom = encode(FilterMockData.mul(), OGC.Mul);
        assertEquals(2,
            dom.getElementsByTagNameNS(OGC.NAMESPACE, OGC.Literal.getLocalPart()).getLength());
    }
}