
/* ====================================================================
   Copyright 2002-2004   Apache Software Foundation

   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
   You may obtain a copy of the License at

       http://www.apache.org/licenses/LICENSE-2.0

   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License.
==================================================================== */
        
package org.apache.poi.hssf.record;

import java.util.Iterator;
import java.util.Map;
import junit.framework.TestCase;
import org.apache.poi.hssf.util.HSSFColor;

/**
 * Verifies that custom palette editing works correctly
 *
 * @author Brian Sanders (bsanders at risklabs dot com)
 */
public class TestPaletteRecord extends TestCase
{
    public TestPaletteRecord(String name)
    {
        super(name);
    }
    
    /**
     * Tests that the default palette matches the constants of HSSFColor
     */
    public void testDefaultPalette()
    {
        PaletteRecord palette = new PaletteRecord(PaletteRecord.sid);
        
        //make sure all the HSSFColor constants match
        Map colors = HSSFColor.getIndexHash();
        Iterator indexes = colors.keySet().iterator();
        while (indexes.hasNext())
        {
            Integer index = (Integer) indexes.next();
            HSSFColor c = (HSSFColor) colors.get(index);
            short[] rgbTriplet = c.getTriplet();
            byte[] paletteTriplet = palette.getColor(index.shortValue());
            String msg = "Expected HSSFColor constant to match PaletteRecord at index 0x"
                + Integer.toHexString(c.getIndex());
            assertEquals(msg, rgbTriplet[0], paletteTriplet[0] & 0xff);
            assertEquals(msg, rgbTriplet[1], paletteTriplet[1] & 0xff);
            assertEquals(msg, rgbTriplet[2], paletteTriplet[2] & 0xff);
        }
    }
}
