1 | // License: GPL. For details, see LICENSE file.
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2 |
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3 | package org.openstreetmap.josm.tools;
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4 |
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5 | import static org.junit.jupiter.api.Assertions.assertEquals;
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6 | import static org.junit.jupiter.api.Assertions.assertThrows;
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7 |
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8 | import java.awt.Dimension;
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9 |
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10 | import org.junit.jupiter.api.extension.RegisterExtension;
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11 | import org.junit.jupiter.api.Test;
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12 | import org.openstreetmap.josm.testutils.JOSMTestRules;
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13 |
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14 | import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
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15 |
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16 | /**
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17 | * Unit tests of {@link ImageResizeMode} class.
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18 | */
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19 | class ImageResizeModeTest {
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20 |
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21 | /**
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22 | * Setup test.
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23 | */
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24 | @RegisterExtension
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25 | @SuppressFBWarnings(value = "URF_UNREAD_PUBLIC_OR_PROTECTED_FIELD")
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26 | public JOSMTestRules test = new JOSMTestRules().preferences();
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27 |
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28 | final Dimension image = new Dimension(64, 48);
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29 | final Dimension smallImage = new Dimension(14, 10);
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30 |
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31 | /**
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32 | * Test method for {@link ImageResizeMode#computeDimension} using {@link ImageResizeMode#AUTO}
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33 | */
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34 | @Test
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35 | void testComputeDimensionAuto() {
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36 | assertThrows(IllegalArgumentException.class, () -> ImageResizeMode.AUTO.computeDimension(new Dimension(0, 0), image));
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37 | assertEquals(new Dimension(64, 48), ImageResizeMode.AUTO.computeDimension(ImageResource.DEFAULT_DIMENSION, image));
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38 | assertEquals(new Dimension(64, 48), ImageResizeMode.AUTO.computeDimension(new Dimension(-1, -1), image));
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39 | assertEquals(new Dimension(64, 48), ImageResizeMode.AUTO.computeDimension(new Dimension(64, 48), image));
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40 | assertEquals(new Dimension(32, 24), ImageResizeMode.AUTO.computeDimension(new Dimension(32, -1), image));
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41 | assertEquals(new Dimension(21, 16), ImageResizeMode.AUTO.computeDimension(new Dimension(-1, 16), image));
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42 | assertEquals(new Dimension(24, 18), ImageResizeMode.AUTO.computeDimension(new Dimension(24, 32), image));
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43 | }
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44 |
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45 | /**
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46 | * Test method for {@link ImageResizeMode#computeDimension} using {@link ImageResizeMode#BOUNDED}
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47 | */
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48 | @Test
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49 | void testComputeDimensionBounded() {
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50 | assertEquals(new Dimension(64, 48), ImageResizeMode.BOUNDED.computeDimension(ImageResource.DEFAULT_DIMENSION, image));
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51 | assertEquals(new Dimension(64, 48), ImageResizeMode.BOUNDED.computeDimension(new Dimension(-1, -1), image));
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52 | assertEquals(new Dimension(64, 48), ImageResizeMode.BOUNDED.computeDimension(new Dimension(64, 48), image));
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53 | assertEquals(new Dimension(32, 24), ImageResizeMode.BOUNDED.computeDimension(new Dimension(32, -1), image));
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54 | assertEquals(new Dimension(21, 16), ImageResizeMode.BOUNDED.computeDimension(new Dimension(-1, 16), image));
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55 | assertEquals(new Dimension(24, 18), ImageResizeMode.BOUNDED.computeDimension(new Dimension(24, 32), image));
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56 | assertEquals(new Dimension(14, 10), ImageResizeMode.BOUNDED.computeDimension(new Dimension(64, 48), smallImage));
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57 | assertEquals(new Dimension(14, 10), ImageResizeMode.BOUNDED.computeDimension(new Dimension(16, 16), smallImage));
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58 | assertEquals(new Dimension(11, 8), ImageResizeMode.BOUNDED.computeDimension(new Dimension(16, 8), smallImage));
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59 | assertEquals(new Dimension(12, 8), ImageResizeMode.BOUNDED.computeDimension(new Dimension(12, 12), smallImage));
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60 | assertEquals(new Dimension(11, 8), ImageResizeMode.BOUNDED.computeDimension(new Dimension(12, 8), smallImage));
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61 | assertEquals(new Dimension(8, 5), ImageResizeMode.BOUNDED.computeDimension(new Dimension(8, 16), smallImage));
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62 | assertEquals(new Dimension(8, 5), ImageResizeMode.BOUNDED.computeDimension(new Dimension(8, 8), smallImage));
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63 | assertEquals(new Dimension(8, 5), ImageResizeMode.BOUNDED.computeDimension(new Dimension(8, 8), smallImage));
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64 | }
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65 |
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66 | /**
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67 | * Test method for {@link ImageResizeMode#computeDimension} using {@link ImageResizeMode#PADDED}
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68 | */
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69 | @Test
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70 | void testComputeDimensionPadded() {
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71 | assertThrows(IllegalArgumentException.class, () -> ImageResizeMode.PADDED.computeDimension(new Dimension(0, 0), image));
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72 | assertThrows(IllegalArgumentException.class, () -> ImageResizeMode.PADDED.computeDimension(ImageResource.DEFAULT_DIMENSION, image));
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73 | assertThrows(IllegalArgumentException.class, () -> ImageResizeMode.PADDED.computeDimension(new Dimension(-1, -1), image));
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74 | assertThrows(IllegalArgumentException.class, () -> ImageResizeMode.PADDED.computeDimension(new Dimension(32, -1), image));
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75 | assertThrows(IllegalArgumentException.class, () -> ImageResizeMode.PADDED.computeDimension(new Dimension(-1, 16), image));
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76 | assertEquals(new Dimension(64, 48), ImageResizeMode.PADDED.computeDimension(new Dimension(64, 48), image));
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77 | assertEquals(new Dimension(24, 32), ImageResizeMode.PADDED.computeDimension(new Dimension(24, 32), image));
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78 | }
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79 |
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80 | /**
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81 | * Test method for {@link ImageResizeMode#cacheKey}
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82 | */
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83 | @Test
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84 | void testCacheKey() {
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85 | assertEquals(0x00180018, ImageResizeMode.AUTO.cacheKey(ImageProvider.ImageSizes.LARGEICON.getImageDimension()));
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86 | assertEquals(0x10180018, ImageResizeMode.BOUNDED.cacheKey(ImageProvider.ImageSizes.LARGEICON.getImageDimension()));
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87 | assertEquals(0x20180018, ImageResizeMode.PADDED.cacheKey(ImageProvider.ImageSizes.LARGEICON.getImageDimension()));
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88 | assertEquals(0x21000100, ImageResizeMode.PADDED.cacheKey(ImageProvider.ImageSizes.ABOUT_LOGO.getImageDimension()));
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89 | assertEquals(0x0fff0fff, ImageResizeMode.AUTO.cacheKey(ImageResource.DEFAULT_DIMENSION));
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90 | assertEquals(0x2fff0fff, ImageResizeMode.PADDED.cacheKey(ImageResource.DEFAULT_DIMENSION));
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91 | }
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92 | }
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