1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.data;
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3 |
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4 | import static org.junit.jupiter.api.Assertions.assertEquals;
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5 | import static org.junit.jupiter.api.Assertions.assertFalse;
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6 | import static org.junit.jupiter.api.Assertions.assertTrue;
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7 |
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8 | import java.awt.geom.Rectangle2D;
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9 |
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10 | import org.junit.jupiter.api.Test;
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11 | import org.openstreetmap.josm.data.coor.LatLon;
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12 |
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13 | /**
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14 | * Unit tests for class {@link Bounds}.
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15 | */
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16 | class BoundsTest {
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17 |
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18 | @Test
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19 | void testCrossing() {
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20 | Bounds b1 = new Bounds(0, 170, 50, -170);
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21 | assertTrue(b1.crosses180thMeridian());
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22 | assertFalse(b1.contains(new LatLon(-10, -180)));
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23 | assertTrue(b1.contains(new LatLon(0, -180)));
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24 | assertTrue(b1.contains(new LatLon(50, -180)));
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25 | assertFalse(b1.contains(new LatLon(60, -180)));
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26 | assertFalse(b1.contains(new LatLon(-10, 180)));
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27 | assertTrue(b1.contains(new LatLon(0, 180)));
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28 | assertTrue(b1.contains(new LatLon(50, 180)));
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29 | assertFalse(b1.contains(new LatLon(60, 180)));
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30 |
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31 | Bounds b2 = new Bounds(60, 170, 90, -170);
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32 | assertFalse(b1.intersects(b2));
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33 | assertFalse(b2.intersects(b1));
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34 |
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35 | Bounds b3 = new Bounds(25, 170, 90, -170);
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36 | assertTrue(b1.intersects(b3));
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37 | assertTrue(b3.intersects(b1));
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38 | assertTrue(b2.intersects(b3));
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39 | assertTrue(b3.intersects(b2));
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40 |
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41 | b3.extend(b1);
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42 | assertEquals(b3, new Bounds(0, 170, 90, -170));
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43 | assertTrue(b1.intersects(b3));
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44 | assertTrue(b3.intersects(b1));
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45 | assertTrue(b2.intersects(b3));
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46 | assertTrue(b3.intersects(b2));
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47 |
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48 | b3.extend(LatLon.ZERO);
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49 | assertEquals(b3, new Bounds(0, 0, 90, -170));
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50 | }
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51 |
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52 | private static void doTestConstructorNominal(Bounds b) {
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53 | double eps = 1e-7;
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54 | assertEquals(1d, b.getMinLat(), eps);
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55 | assertEquals(2d, b.getMinLon(), eps);
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56 | assertEquals(3d, b.getMaxLat(), eps);
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57 | assertEquals(4d, b.getMaxLon(), eps);
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58 | }
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59 |
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60 | private static void doTestConstructorPoint(Bounds b) {
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61 | double eps = 1e-7;
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62 | assertEquals(1d, b.getMinLat(), eps);
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63 | assertEquals(2d, b.getMinLon(), eps);
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64 | assertEquals(1d, b.getMaxLat(), eps);
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65 | assertEquals(2d, b.getMaxLon(), eps);
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66 | }
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67 |
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68 | /**
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69 | * Unit tests for {@link Bounds#Bounds} - nominal cases.
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70 | */
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71 | @Test
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72 | void testConstructorNominalCases() {
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73 | doTestConstructorNominal(new Bounds(new LatLon(1d, 2d), new LatLon(3d, 4d)));
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74 | doTestConstructorNominal(new Bounds(new LatLon(1d, 2d), new LatLon(3d, 4d), true));
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75 | doTestConstructorNominal(new Bounds(1d, 2d, 3d, 4d));
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76 | doTestConstructorNominal(new Bounds(1d, 2d, 3d, 4d, true));
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77 | doTestConstructorNominal(new Bounds(new double[]{1d, 2d, 3d, 4d}));
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78 | doTestConstructorNominal(new Bounds(new double[]{1d, 2d, 3d, 4d}, true));
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79 | doTestConstructorNominal(new Bounds(new Bounds(1d, 2d, 3d, 4d)));
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80 | doTestConstructorNominal(new Bounds(new Rectangle2D.Double(2d, 1d, 2d, 2d)));
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81 | }
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82 |
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83 | /**
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84 | * Unit tests for {@link Bounds#Bounds} - single point cases.
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85 | */
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86 | @Test
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87 | void testConstructorSinglePointCases() {
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88 | doTestConstructorPoint(new Bounds(new LatLon(1d, 2d)));
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89 | doTestConstructorPoint(new Bounds(new LatLon(1d, 2d), true));
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90 | doTestConstructorPoint(new Bounds(1d, 2d, true));
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91 | }
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92 | }
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