/*
* 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.util;
import java.awt.Color;
import org.geotools.filter.ConstantExpression;
import junit.framework.TestCase;
/**
*
*
* @source $URL$
*/
public class ColorConverterFactoryTest extends TestCase {
ColorConverterFactory factory;
protected void setUp() throws Exception {
factory = new ColorConverterFactory();
}
public void testVsConstantExpression() throws Exception {
ConstantExpression expr = ConstantExpression.color(Color.RED);
String expected = expr.evaluate(null, String.class );
Converter converter = factory.createConverter( Color.class, String.class, null );
String actual = converter.convert( Color.RED, String.class );
assertEquals( expected, actual );
}
public void testFromString() throws Exception {
assertEquals( Color.RED, convert( "#FF0000" ) );
}
public void testFromInteger() throws Exception {
assertEquals( Color.RED, convert(0xFF0000) );
assertEquals( "no alpha", new Color( 0,0,255,255), convert(0x000000FF) );
assertEquals( "255 alpha", new Color( 0,0,255,255), convert(0xFF0000FF) );
assertEquals( "1 alpha", new Color( 0,0,255,1), convert(0x010000FF) );
}
public void testFromLong() throws Exception {
// assertEquals( Color.RED, convert(0xFF0000) );
assertEquals( "no alpha", new Color( 0,0,255,255), convert((long) 0x000000FF) );
assertEquals( "255 alpha", new Color( 0,0,255,255), convert((long) 0xFF0000FF) );
assertEquals( "1 alpha", new Color( 0,0,255,1), convert((long) 0x010000FF) );
}
Color convert( Object value ) throws Exception {
Converter converter = factory.createConverter( value.getClass(), Color.class, null );
return (Color) converter.convert( value, Color.class );
}
public void testRegisteredWithConverters(){
Color color = Converters.convert("#189E77", Color.class );
Color expected = new Color(24,158,119);
assertNotNull( "converter not registered", color );
assertEquals( expected, color );
}
}