TestHSSFColor.java

/* ====================================================================
   Licensed to the Apache Software Foundation (ASF) under one or more
   contributor license agreements.  See the NOTICE file distributed with
   this work for additional information regarding copyright ownership.
   The ASF licenses this file to You 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,
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   See the License for the specific language governing permissions and
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package org.apache.poi.hssf.util;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertTrue;

import java.awt.Color;
import java.util.Map;

import org.apache.poi.hssf.util.HSSFColor.HSSFColorPredefined;
import org.junit.jupiter.api.Test;

final class TestHSSFColor {
    @Test
    void testBasics() {
        assertTrue(HSSFColorPredefined.YELLOW.getIndex() > 0);
        assertTrue(HSSFColorPredefined.YELLOW.getIndex2() > 0);
    }

    @Test
    void testContents() {
        short[] triplet = HSSFColorPredefined.YELLOW.getTriplet();
        assertEquals(3, triplet.length);
        assertEquals(255, triplet[0]);
        assertEquals(255, triplet[1]);
        assertEquals(0, triplet[2]);

        assertEquals("FFFF:FFFF:0", HSSFColorPredefined.YELLOW.getHexString());
    }

    @Test
    void testTripletHash() {
        Map<String, HSSFColor> triplets = HSSFColor.getTripletHash();

        assertEquals(
                HSSFColorPredefined.MAROON.getColor(),
                triplets.get(HSSFColorPredefined.MAROON.getHexString())
        );
        assertEquals(
                HSSFColorPredefined.YELLOW.getColor(),
                triplets.get(HSSFColorPredefined.YELLOW.getHexString())
        );
    }

    @Test
    void testRgbAndColorWorkTheSame() {
        Color color = java.awt.Color.YELLOW;
        @SuppressWarnings("deprecation")
        HSSFColor fromColor = new HSSFColor(10, 20, color);
        HSSFColor fromRgb = new HSSFColor(10, 20, color.getRGB());

        assertEquals(fromColor, fromRgb, "Both colors are equal");
        assertEquals(fromColor.hashCode(), fromRgb.hashCode(), "Both have the same hash code");
    }
}