1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.gui.layer.geoimage;
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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.assertFalse;
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6 | import static org.junit.Assert.assertTrue;
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7 |
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8 | import java.util.Arrays;
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9 | import java.util.Collections;
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10 | import java.util.TimeZone;
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11 |
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12 | import org.junit.BeforeClass;
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13 | import org.junit.Rule;
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14 | import org.junit.Test;
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15 | import org.openstreetmap.josm.data.coor.CachedLatLon;
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16 | import org.openstreetmap.josm.data.gpx.GpxData;
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17 | import org.openstreetmap.josm.io.GpxReaderTest;
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18 | import org.openstreetmap.josm.testutils.JOSMTestRules;
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19 | import org.openstreetmap.josm.tools.Pair;
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20 | import org.openstreetmap.josm.tools.date.DateUtils;
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21 | import org.openstreetmap.josm.tools.date.DateUtilsTest;
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22 |
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23 | import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
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24 |
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25 | /**
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26 | * Unit tests of {@link CorrelateGpxWithImages} class.
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27 | */
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28 | public class CorrelateGpxWithImagesTest {
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29 |
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30 | /**
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31 | * Setup test.
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32 | */
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33 | @Rule
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34 | @SuppressFBWarnings(value = "URF_UNREAD_PUBLIC_OR_PROTECTED_FIELD")
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35 | public JOSMTestRules test = new JOSMTestRules();
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36 |
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37 | /**
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38 | * Setup test.
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39 | */
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40 | @BeforeClass
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41 | public static void setUp() {
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42 | DateUtilsTest.setTimeZone(TimeZone.getTimeZone("UTC"));
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43 | }
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44 |
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45 | /**
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46 | * Tests matching of images to a GPX track.
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47 | * @throws Exception if the track cannot be parsed
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48 | */
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49 | @Test
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50 | public void testMatchGpxTrack() throws Exception {
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51 | final GpxData gpx = GpxReaderTest.parseGpxData("data_nodist/2094047.gpx");
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52 | assertEquals(4, gpx.tracks.size());
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53 | assertEquals(1, gpx.tracks.iterator().next().getSegments().size());
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54 | assertEquals(185, gpx.tracks.iterator().next().getSegments().iterator().next().getWayPoints().size());
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55 |
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56 | final ImageEntry ib = new ImageEntry();
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57 | ib.setExifTime(DateUtils.fromString("2016:01:03 11:54:58")); // 5 minutes before start of GPX
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58 | ib.createTmp();
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59 | final ImageEntry i0 = new ImageEntry();
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60 | i0.setExifTime(DateUtils.fromString("2016:01:03 11:59:54")); // 4 sec before start of GPX
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61 | i0.createTmp();
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62 | final ImageEntry i1 = new ImageEntry();
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63 | i1.setExifTime(DateUtils.fromString("2016:01:03 12:04:01"));
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64 | i1.createTmp();
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65 | final ImageEntry i2 = new ImageEntry();
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66 | i2.setExifTime(DateUtils.fromString("2016:01:03 12:04:57"));
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67 | i2.createTmp();
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68 | final ImageEntry i3 = new ImageEntry();
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69 | i3.setExifTime(DateUtils.fromString("2016:01:03 12:05:05"));
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70 | i3.createTmp();
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71 |
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72 | assertEquals(4, CorrelateGpxWithImages.matchGpxTrack(Arrays.asList(ib, i0, i1, i2, i3), gpx, 0));
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73 | assertEquals(new CachedLatLon(47.19286847859621, 8.79732714034617), i0.getPos()); // start of track
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74 | assertEquals(new CachedLatLon(47.196979885920882, 8.79541271366179), i1.getPos()); // exact match
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75 | assertEquals(new CachedLatLon(47.197319911792874, 8.792139580473304), i3.getPos()); // exact match
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76 | assertEquals(new CachedLatLon((47.197131179273129 + 47.197186248376966) / 2, (8.792974585667253 + 8.792809881269932) / 2),
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77 | i2.getPos()); // interpolated
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78 | assertFalse(ib.hasNewGpsData());
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79 | assertTrue(i0.hasNewGpsData());
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80 | assertTrue(i1.hasNewGpsData());
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81 | assertTrue(i2.hasNewGpsData());
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82 | assertTrue(i3.hasNewGpsData());
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83 | // First waypoint has no speed in matchGpxTrack(). Speed is calculated
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84 | // and not taken from GPX track.
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85 | assertEquals(null, ib.getSpeed());
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86 | assertEquals(null, i0.getSpeed());
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87 | assertEquals(new Double(11.675317966018756), i1.getSpeed(), 0.000001);
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88 | assertEquals(new Double(24.992418392716967), i2.getSpeed(), 0.000001);
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89 | assertEquals(new Double(27.307968754679223), i3.getSpeed(), 0.000001);
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90 | assertEquals(null, ib.getElevation());
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91 | assertEquals(new Double(471.86), i0.getElevation(), 0.000001);
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92 | assertEquals(new Double(489.29), i1.getElevation(), 0.000001);
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93 | assertEquals(new Double((490.40 + 489.75) / 2), i2.getElevation(), 0.000001);
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94 | assertEquals(new Double(486.368333333), i3.getElevation(), 0.000001);
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95 | assertEquals(null, ib.getGpsTime());
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96 | assertEquals(DateUtils.fromString("2016:01:03 11:59:54"), i0.getGpsTime()); // original time is kept
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97 | assertEquals(DateUtils.fromString("2016:01:03 12:04:01"), i1.getGpsTime());
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98 | assertEquals(DateUtils.fromString("2016:01:03 12:04:57"), i2.getGpsTime());
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99 | assertEquals(DateUtils.fromString("2016:01:03 12:05:05"), i3.getGpsTime());
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100 | }
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101 |
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102 | /**
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103 | * Tests automatic guessing of timezone/offset
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104 | * @throws Exception if an error occurs
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105 | */
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106 | @Test
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107 | public void testAutoGuess() throws Exception {
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108 | final GpxData gpx = GpxReaderTest.parseGpxData("data_nodist/2094047.gpx");
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109 | final ImageEntry i0 = new ImageEntry();
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110 | i0.setExifTime(DateUtils.fromString("2016:01:03 11:59:54")); // 4 sec before start of GPX
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111 | i0.createTmp();
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112 | assertEquals(Pair.create(Timezone.ZERO, Offset.seconds(-4)),
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113 | CorrelateGpxWithImages.autoGuess(Collections.singletonList(i0), gpx));
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114 | }
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115 | }
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