1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.data.preferences;
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3 |
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4 | import static org.junit.Assert.assertArrayEquals;
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5 | import static org.junit.Assert.assertEquals;
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6 |
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7 | import java.awt.BasicStroke;
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8 |
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9 | import org.junit.Rule;
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10 | import org.junit.Test;
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11 | import org.openstreetmap.josm.spi.preferences.Config;
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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 | * Test {@link StrokeProperty}
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18 | * @author Michael Zangl
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19 | */
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20 | public class StrokePropertyTest {
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21 | /**
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22 | * This is a preference test
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23 | */
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24 | @Rule
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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 | /**
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29 | * Test {@link StrokeProperty#get()}
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30 | */
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31 | @Test
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32 | public void testGetValue() {
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33 | StrokeProperty property = new StrokeProperty("x", "1");
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34 |
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35 | Config.getPref().put("x", "11");
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36 | BasicStroke bs = property.get();
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37 | assertWide(bs);
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38 | assertEquals(11, bs.getLineWidth(), 1e-10);
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39 | assertEquals(null, bs.getDashArray());
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40 |
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41 | Config.getPref().put("x", ".5");
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42 | bs = property.get();
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43 | assertThin(bs);
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44 | assertEquals(.5, bs.getLineWidth(), 1e-10);
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45 | assertEquals(null, bs.getDashArray());
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46 |
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47 | Config.getPref().put("x", "2 1");
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48 | bs = property.get();
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49 | assertWide(bs);
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50 | assertEquals(2, bs.getLineWidth(), 1e-10);
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51 | assertArrayEquals(new float[] {1}, bs.getDashArray(), 1e-10f);
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52 |
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53 | Config.getPref().put("x", "2 0.1 1 10");
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54 | bs = property.get();
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55 | assertWide(bs);
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56 | assertEquals(2, bs.getLineWidth(), 1e-10);
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57 | assertArrayEquals(new float[] {0.1f, 1, 10}, bs.getDashArray(), 1e-10f);
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58 |
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59 | Config.getPref().put("x", "x");
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60 | bs = property.get();
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61 | assertThin(bs);
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62 | assertEquals(1, bs.getLineWidth(), 1e-10);
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63 | assertEquals(null, bs.getDashArray());
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64 |
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65 | // ignore dashes
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66 | Config.getPref().put("x", "11 0 0 0.0001");
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67 | bs = property.get();
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68 | assertWide(bs);
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69 | assertEquals(11, bs.getLineWidth(), 1e-10);
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70 | assertEquals(null, bs.getDashArray());
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71 | }
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72 |
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73 | /**
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74 | * Test {@link StrokeProperty#put(BasicStroke)}
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75 | */
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76 | @Test
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77 | public void testPutValue() {
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78 | StrokeProperty property = new StrokeProperty("x", new BasicStroke(12));
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79 | BasicStroke bs = property.get();
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80 |
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81 | assertWide(bs);
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82 | assertEquals(12, bs.getLineWidth(), 1e-10);
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83 | assertEquals(null, bs.getDashArray());
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84 |
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85 | property.put(new BasicStroke(2, 0, 0, 1, new float[] {0.1f, 1, 10}, 0));
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86 | bs = property.get();
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87 | assertWide(bs);
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88 | assertEquals(2, bs.getLineWidth(), 1e-10);
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89 | assertArrayEquals(new float[] {0.1f, 1, 10}, bs.getDashArray(), 1e-10f);
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90 | }
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91 |
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92 | private static void assertThin(BasicStroke bs) {
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93 | assertBase(bs);
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94 | assertEquals(BasicStroke.CAP_BUTT, bs.getEndCap());
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95 | assertEquals(BasicStroke.JOIN_MITER, bs.getLineJoin());
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96 | }
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97 |
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98 | private static void assertWide(BasicStroke bs) {
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99 | assertBase(bs);
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100 | assertEquals(BasicStroke.CAP_ROUND, bs.getEndCap());
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101 | assertEquals(BasicStroke.JOIN_ROUND, bs.getLineJoin());
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102 | }
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103 |
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104 | private static void assertBase(BasicStroke bs) {
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105 | assertEquals(10, bs.getMiterLimit(), 1e-10);
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106 | assertEquals(0, bs.getDashPhase(), 1e-10);
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107 | }
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108 | }
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