/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 2007-2008, 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.referencing.factory.epsg;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.util.Collection;
import java.util.Set;
import junit.framework.Assert;
import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
import org.geotools.factory.Hints;
import org.geotools.geometry.jts.JTS;
import org.geotools.metadata.iso.citation.Citations;
import org.geotools.referencing.CRS;
import org.geotools.referencing.NamedIdentifier;
import org.geotools.referencing.ReferencingFactoryFinder;
import org.geotools.referencing.factory.OrderedAxisAuthorityFactory;
import org.opengis.metadata.citation.Citation;
import org.opengis.referencing.FactoryException;
import org.opengis.referencing.ReferenceIdentifier;
import org.opengis.referencing.crs.CRSAuthorityFactory;
import org.opengis.referencing.crs.CoordinateReferenceSystem;
import org.opengis.referencing.crs.ProjectedCRS;
import org.opengis.referencing.operation.MathTransform;
import com.vividsolutions.jts.geom.Coordinate;
/**
* Tests {@link UnnamedExtension}.
*
*
* @source $URL$
* @version $Id$
* @author Martin Desruisseaux
* @author Jody Garnett
*/
public class UnnamedExtensionTest extends TestCase {
/**
* The factory to test.
*/
private UnnamedExtension factory;
/**
* Returns the test suite.
*/
public static Test suite() {
return new TestSuite(UnnamedExtensionTest.class);
}
/**
* Run the test from the command line.
* Options: {@code -verbose}.
*
* @param args the command line arguments.
*/
public static void main(final String[] args) {
junit.textui.TestRunner.run(suite());
}
/**
* Creates a test case with the specified name.
*/
public UnnamedExtensionTest(final String name) {
super(name);
}
/**
* Gets the authority factory for ESRI.
*/
@Override
protected void setUp() throws Exception {
super.setUp();
factory = (UnnamedExtension) ReferencingFactoryFinder.getCRSAuthorityFactory("EPSG",
new Hints(Hints.CRS_AUTHORITY_FACTORY, UnnamedExtension.class));
}
/**
* Tests the authority code.
*/
public void testAuthority(){
final Citation authority = factory.getAuthority();
assertNotNull(authority);
assertEquals("European Petroleum Survey Group", authority.getTitle().toString());
assertTrue (Citations.identifierMatches(authority, "EPSG"));
assertFalse(Citations.identifierMatches(authority, "ESRI"));
assertTrue(factory instanceof UnnamedExtension);
}
/**
* Tests the vendor.
*/
public void testVendor(){
final Citation vendor = factory.getVendor();
assertNotNull(vendor);
assertEquals("Geotools", vendor.getTitle().toString());
}
/**
* Checks for duplication with EPSG-HSQL.
*/
public void testDuplication() throws FactoryException {
final StringWriter buffer = new StringWriter();
final PrintWriter writer = new PrintWriter(buffer);
final Set duplicated = factory.reportDuplicatedCodes(writer);
assertTrue(buffer.toString(), duplicated.isEmpty());
}
/**
* Checks for CRS instantiations.
*/
public void testInstantiation() throws FactoryException {
final StringWriter buffer = new StringWriter();
final PrintWriter writer = new PrintWriter(buffer);
final Set duplicated = factory.reportInstantiationFailures(writer);
assertTrue(buffer.toString(), duplicated.isEmpty());
}
/**
* Tests the {@code 41001} code.
*/
public void test41001() throws FactoryException {
CoordinateReferenceSystem actual, expected;
expected = factory.createCoordinateReferenceSystem("41001");
actual = CRS.decode("EPSG:41001");
assertSame(expected, actual);
assertTrue(actual instanceof ProjectedCRS);
Collection<ReferenceIdentifier> ids = actual.getIdentifiers();
assertTrue (ids.contains(new NamedIdentifier(Citations.EPSG, "41001")));
assertFalse(ids.contains(new NamedIdentifier(Citations.ESRI, "41001")));
}
/**
* UDIG requires this to work.
*/
public void test42102() throws FactoryException {
final Hints hints = new Hints(Hints.CRS_AUTHORITY_FACTORY, UnnamedExtension.class);
final CRSAuthorityFactory factory = new OrderedAxisAuthorityFactory("EPSG", hints, null);
final CoordinateReferenceSystem crs = factory.createCoordinateReferenceSystem("EPSG:42102");
assertNotNull(crs);
assertNotNull(crs.getIdentifiers());
assertFalse(crs.getIdentifiers().isEmpty());
NamedIdentifier expected = new NamedIdentifier(Citations.EPSG, "42102");
assertTrue(crs.getIdentifiers().contains(expected));
}
/**
* WFS requires this to work.
*/
public void test42102Lower() throws FactoryException {
CoordinateReferenceSystem crs = CRS.decode("epsg:42102");
assertNotNull(crs);
assertNotNull(crs.getIdentifiers());
assertFalse(crs.getIdentifiers().isEmpty());
NamedIdentifier expected = new NamedIdentifier(Citations.EPSG, "42102");
assertTrue(crs.getIdentifiers().contains(expected));
}
/**
* WFS requires this to work.
*/
public void test42304Lower() throws FactoryException {
CoordinateReferenceSystem crs = CRS.decode("epsg:42304");
assertNotNull(crs);
}
/**
* Test for Google's Projection under its unofficial code (EPSG:900913).
* <p>
* The official supported code for that projection is EPSG:3857, and both
* should be equivalent.
*/
public void test900913()
{
try
{
CoordinateReferenceSystem sourceCRS;
sourceCRS = CRS.decode("EPSG:4326");
CoordinateReferenceSystem googleCRS = CRS.decode("EPSG:900913");
CoordinateReferenceSystem officialCRS = CRS.decode("EPSG:3857");
MathTransform transformGoogle = CRS.findMathTransform(sourceCRS, googleCRS, true);
MathTransform transformOfficial = CRS.findMathTransform(sourceCRS, officialCRS, true);
Coordinate sourceCoord = new Coordinate(-22,-44);
Coordinate destCoordGoogle = JTS.transform(sourceCoord, null, transformGoogle);
Coordinate destCoordOfficial = JTS.transform(sourceCoord, null, transformOfficial);
Assert.assertEquals(destCoordOfficial, destCoordGoogle);
}
catch(Exception e)
{
e.printStackTrace();
Assert.fail(e.getClass().getSimpleName() + " should not be thrown.");
}
}
/**
* Tests the extensions through a URI.
*
* @see http://jira.codehaus.org/browse/GEOT-1563
*/
public void testURI() throws FactoryException {
final String id = "100001";
final CoordinateReferenceSystem crs = CRS.decode("EPSG:" + id);
assertSame(crs, CRS.decode("urn:x-ogc:def:crs:EPSG:6.11.2:" + id));
assertSame(crs, CRS.decode("http://www.opengis.net/gml/srs/epsg.xml#" + id));
}
}