/*
 *    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.gml2.bindings;

import org.geotools.gml2.GML;
import org.geotools.xml.ElementInstance;
import org.geotools.xml.Node;

import com.vividsolutions.jts.geom.Coordinate;
import com.vividsolutions.jts.geom.Envelope;


public class GMLBoxTypeBindingTest extends AbstractGMLBindingTest {
    ElementInstance box;
    ElementInstance coord1;
    ElementInstance coord2;
    ElementInstance coord3;
    ElementInstance coords;

    protected void setUp() throws Exception {
        super.setUp();

        box = createElement(GML.NAMESPACE, "myBox", GML.BOXTYPE, null);
        coord1 = createElement(GML.NAMESPACE, "coord", GML.COORDTYPE, null);
        coord2 = createElement(GML.NAMESPACE, "coord", GML.COORDTYPE, null);
        coord3 = createElement(GML.NAMESPACE, "coord", GML.COORDTYPE, null);
        coords = createElement(GML.NAMESPACE, "coordinates", GML.COORDINATESTYPE, null);
    }

    public void testTwoCoord() throws Exception {
        Node node = createNode(box, new ElementInstance[] { coord1, coord2 },
                new Object[] { new Coordinate(1, 2), new Coordinate(3, 4) }, null, null);

        GMLBoxTypeBinding s = (GMLBoxTypeBinding) getBinding(GML.BOXTYPE);
        Envelope e = (Envelope) s.parse(box, node, null);
        assertNotNull(e);
        assertEquals(e.getMinX(), 1d, 0d);
        assertEquals(e.getMinY(), 2d, 0d);
        assertEquals(e.getMaxX(), 3d, 0d);
        assertEquals(e.getMaxY(), 4d, 0d);
    }

    public void testSingleCoord() throws Exception {
        Node node = createNode(box, new ElementInstance[] { coord1 },
                new Object[] { createCoordinateSequence(new Coordinate(1, 2)) }, null, null);

        GMLBoxTypeBinding s = (GMLBoxTypeBinding) getBinding(GML.BOXTYPE);

        try {
            Envelope e = (Envelope) s.parse(box, node, null);
            fail("< 2 coordinate envelope should have thrown exception");
        } catch (Exception e) {
            //ok
        }
    }

    public void testMultiCoord() throws Exception {
        Node node = createNode(box, new ElementInstance[] { coord1, coord2, coord3 },
                new Object[] {
                    createCoordinateSequence(new Coordinate(1, 2)),
                    createCoordinateSequence(new Coordinate(3, 4)),
                    createCoordinateSequence(new Coordinate(5, 6))
                }, null, null);

        GMLBoxTypeBinding s = (GMLBoxTypeBinding) getBinding(GML.BOXTYPE);

        try {
            Envelope e = (Envelope) s.parse(box, node, null);
            fail("> 2 coordinate envelope should have thrown exception");
        } catch (Exception e) {
            //ok
        }
    }

    public void testTwoCoordinates() throws Exception {
        Node node = createNode(box, new ElementInstance[] { coords },
                new Object[] {
                    createCoordinateSequence(
                        new Coordinate[] { new Coordinate(1, 2), new Coordinate(3, 4) })
                }, null, null);

        GMLBoxTypeBinding s = (GMLBoxTypeBinding) getBinding(GML.BOXTYPE);
        Envelope e = (Envelope) s.parse(box, node, null);
        assertNotNull(e);
        assertEquals(e.getMinX(), 1d, 0d);
        assertEquals(e.getMinY(), 2d, 0d);
        assertEquals(e.getMaxX(), 3d, 0d);
        assertEquals(e.getMaxY(), 4d, 0d);
    }

    public void testSingleCoordinates() throws Exception {
        Node node = createNode(box, new ElementInstance[] { coords },
                new Object[] { createCoordinateSequence(new Coordinate(1, 2)) }, null, null);

        GMLBoxTypeBinding s = (GMLBoxTypeBinding) getBinding(GML.BOXTYPE);

        try {
            Envelope e = (Envelope) s.parse(box, node, null);
            fail("< 2 coordinate envelope should have thrown exception");
        } catch (Exception e) {
            //ok
        }
    }

    public void testMultiCoordinates() throws Exception {
        Node node = createNode(box, new ElementInstance[] { coords },
                new Object[] {
                    createCoordinateSequence(
                        new Coordinate[] {
                            new Coordinate(1, 2), new Coordinate(3, 4), new Coordinate(5, 6)
                        })
                }, null, null);

        GMLBoxTypeBinding s = (GMLBoxTypeBinding) getBinding(GML.BOXTYPE);

        try {
            Envelope e = (Envelope) s.parse(box, node, null);
            fail("> 2 coordinate envelope should have thrown exception");
        } catch (Exception e) {
            //ok
        }
    }
}