1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.tools;
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3 |
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4 | import static org.junit.Assert.assertEquals;
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5 | import static org.junit.Assert.assertNull;
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6 |
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7 | import java.awt.Color;
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8 |
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9 | import org.junit.Test;
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10 |
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11 | /**
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12 | * Unit tests for class {@link ColorScale}.
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13 | */
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14 | public class ColorScaleTest {
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15 |
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16 | /**
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17 | * Test method for {@link ColorScale#createHSBScale(int)}.
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18 | */
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19 | @Test
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20 | public void testHSBScale() {
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21 | final ColorScale scale = ColorScale.createHSBScale(256);
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22 | assertEquals(new Color(255, 0, 0), scale.getColor(0));
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23 | assertEquals(new Color(0, 255, 143), scale.getColor(128));
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24 | assertEquals(new Color(255, 0, 229), scale.getColor(255));
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25 |
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26 | assertEquals(new Color(255, 0, 0), scale.getColor(-1000));
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27 | assertEquals(new Color(255, 0, 229), scale.getColor(1000));
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28 |
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29 | assertNull(scale.getColor(Double.NaN));
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30 | assertNull(scale.getColor(null));
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31 | scale.setNoDataColor(new Color(12, 34, 56));
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32 | assertEquals(new Color(12, 34, 56), scale.getNoDataColor());
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33 | assertEquals(new Color(12, 34, 56), scale.getColor(Double.NaN));
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34 | assertEquals(new Color(12, 34, 56), scale.getColor(null));
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35 | }
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36 | }
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