[10271] | 1 | // License: GPL. For details, see LICENSE file.
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| 2 | package org.openstreetmap.josm.gui.layer;
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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 | import static org.junit.Assert.assertSame;
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| 7 |
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| 8 | import java.util.Arrays;
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| 9 |
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| 10 | import org.junit.Before;
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| 11 | import org.junit.BeforeClass;
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| 12 | import org.junit.Test;
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| 13 | import org.openstreetmap.josm.JOSMFixture;
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| 14 | import org.openstreetmap.josm.data.osm.DataSet;
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[10279] | 15 | import org.openstreetmap.josm.gui.layer.MainLayerManager.ActiveLayerChangeEvent;
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| 16 | import org.openstreetmap.josm.gui.layer.MainLayerManager.ActiveLayerChangeListener;
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[10271] | 17 | import org.openstreetmap.josm.gui.util.GuiHelper;
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| 18 |
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| 19 | /**
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[10279] | 20 | * Tests {@link MainLayerManager}.
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[10271] | 21 | * @author Michael Zangl
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| 22 | */
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[10279] | 23 | public class MainLayerManagerTest extends LayerManagerTest {
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[10271] | 24 |
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[10279] | 25 | private MainLayerManager layerManagerWithActive;
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[10271] | 26 |
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| 27 | private class CapturingActiveLayerChangeListener implements ActiveLayerChangeListener {
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| 28 | private ActiveLayerChangeEvent lastEvent;
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| 29 |
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| 30 | @Override
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| 31 | public void activeOrEditLayerChanged(ActiveLayerChangeEvent e) {
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| 32 | assertSame(layerManager, e.getSource());
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| 33 | lastEvent = e;
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| 34 | }
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| 35 | }
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| 36 |
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| 37 | private final class CapturingThreadCheckingActiveLayerChangeListener extends CapturingActiveLayerChangeListener {
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| 38 | @Override
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| 39 | public void activeOrEditLayerChanged(ActiveLayerChangeEvent e) {
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| 40 | GuiHelper.assertCallFromEdt();
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| 41 | super.activeOrEditLayerChanged(e);
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| 42 | }
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| 43 | }
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| 44 |
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| 45 | protected class AbstractTestOsmLayer extends OsmDataLayer {
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| 46 | public AbstractTestOsmLayer() {
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| 47 | super(new DataSet(), "OSM layer", null);
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| 48 | }
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| 49 |
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| 50 | @Override
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| 51 | public LayerPositionStrategy getDefaultLayerPosition() {
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[10744] | 52 | return LayerPositionStrategy.afterLast(o -> true);
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[10271] | 53 | }
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| 54 | }
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| 55 |
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| 56 | @BeforeClass
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| 57 | public static void setUpClass() {
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| 58 | JOSMFixture.createUnitTestFixture().init();
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| 59 | }
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| 60 |
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| 61 | @Override
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| 62 | @Before
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| 63 | public void setUp() {
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[10279] | 64 | layerManager = layerManagerWithActive = new MainLayerManager();
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[10271] | 65 | }
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| 66 |
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| 67 | @Test
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| 68 | public void testAddLayerSetsActiveLayer() {
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[10467] | 69 | TestLayer layer1 = new TestLayer();
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[10271] | 70 | AbstractTestOsmLayer layer2 = new AbstractTestOsmLayer();
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[10467] | 71 | TestLayer layer3 = new TestLayer();
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[10271] | 72 | assertNull(layerManagerWithActive.getActiveLayer());
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| 73 | assertNull(layerManagerWithActive.getEditLayer());
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| 74 | layerManagerWithActive.addLayer(layer1);
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| 75 | assertSame(layer1, layerManagerWithActive.getActiveLayer());
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| 76 | assertNull(layerManagerWithActive.getEditLayer());
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| 77 | layerManagerWithActive.addLayer(layer2);
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| 78 | assertSame(layer2, layerManagerWithActive.getActiveLayer());
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| 79 | assertSame(layer2, layerManagerWithActive.getEditLayer());
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| 80 | layerManagerWithActive.addLayer(layer3);
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| 81 | assertSame(layer2, layerManagerWithActive.getActiveLayer());
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| 82 | assertSame(layer2, layerManagerWithActive.getEditLayer());
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| 83 | }
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| 84 |
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| 85 | @Test
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| 86 | public void testRemoveLayerUnsetsActiveLayer() {
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[10467] | 87 | TestLayer layer1 = new TestLayer();
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[10271] | 88 | AbstractTestOsmLayer layer2 = new AbstractTestOsmLayer();
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[10467] | 89 | TestLayer layer3 = new TestLayer();
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[10271] | 90 | AbstractTestOsmLayer layer4 = new AbstractTestOsmLayer();
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| 91 | layerManagerWithActive.addLayer(layer1);
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| 92 | layerManagerWithActive.addLayer(layer2);
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| 93 | layerManagerWithActive.addLayer(layer3);
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| 94 | layerManagerWithActive.addLayer(layer4);
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| 95 | assertSame(layer4, layerManagerWithActive.getActiveLayer());
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| 96 | assertSame(layer4, layerManagerWithActive.getEditLayer());
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| 97 | layerManagerWithActive.removeLayer(layer4);
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| 98 | //prefer osm layers
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| 99 | assertSame(layer2, layerManagerWithActive.getActiveLayer());
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| 100 | assertSame(layer2, layerManagerWithActive.getEditLayer());
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| 101 | layerManagerWithActive.removeLayer(layer2);
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| 102 | assertSame(layer1, layerManagerWithActive.getActiveLayer());
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| 103 | assertNull(layerManagerWithActive.getEditLayer());
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| 104 |
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| 105 | layerManagerWithActive.removeLayer(layer1);
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| 106 | layerManagerWithActive.removeLayer(layer3);
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| 107 | assertNull(layerManagerWithActive.getActiveLayer());
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| 108 | assertNull(layerManagerWithActive.getEditLayer());
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| 109 | }
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| 110 |
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[10332] | 111 | /**
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| 112 | * Test {@link MainLayerManager#addActiveLayerChangeListener(ActiveLayerChangeListener)} and
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| 113 | * {@link MainLayerManager#addAndFireActiveLayerChangeListener(ActiveLayerChangeListener)}
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| 114 | */
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[10271] | 115 | @Test
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| 116 | public void testAddActiveLayerChangeListener() {
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[10467] | 117 | TestLayer layer1 = new TestLayer();
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[10271] | 118 | AbstractTestOsmLayer layer2 = new AbstractTestOsmLayer();
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| 119 | layerManagerWithActive.addLayer(layer1);
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| 120 | layerManagerWithActive.addLayer(layer2);
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| 121 |
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| 122 | CapturingActiveLayerChangeListener listener = new CapturingThreadCheckingActiveLayerChangeListener();
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[10332] | 123 | layerManagerWithActive.addActiveLayerChangeListener(listener);
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[10271] | 124 | assertNull(listener.lastEvent);
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| 125 |
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| 126 | CapturingActiveLayerChangeListener listener2 = new CapturingActiveLayerChangeListener();
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[10332] | 127 | layerManagerWithActive.addAndFireActiveLayerChangeListener(listener2);
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[10271] | 128 | assertSame(listener2.lastEvent.getPreviousActiveLayer(), null);
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| 129 | assertSame(listener2.lastEvent.getPreviousEditLayer(), null);
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| 130 |
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| 131 | layerManagerWithActive.setActiveLayer(layer1);
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| 132 | assertSame(listener2.lastEvent.getPreviousActiveLayer(), layer2);
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| 133 | assertSame(listener2.lastEvent.getPreviousEditLayer(), layer2);
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| 134 |
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| 135 | layerManagerWithActive.setActiveLayer(layer2);
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| 136 | assertSame(listener2.lastEvent.getPreviousActiveLayer(), layer1);
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| 137 | assertSame(listener2.lastEvent.getPreviousEditLayer(), layer2);
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| 138 | }
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| 139 |
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| 140 | /**
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[10279] | 141 | * Test if {@link MainLayerManager#addActiveLayerChangeListener(ActiveLayerChangeListener)} prevents listener from beeing added twice.
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[10271] | 142 | */
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| 143 | @Test(expected = IllegalArgumentException.class)
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| 144 | public void testAddActiveLayerChangeListenerTwice() {
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| 145 | CapturingActiveLayerChangeListener listener = new CapturingActiveLayerChangeListener();
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[10332] | 146 | layerManagerWithActive.addActiveLayerChangeListener(listener);
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| 147 | layerManagerWithActive.addActiveLayerChangeListener(listener);
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[10271] | 148 | }
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| 149 |
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| 150 | /**
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[10279] | 151 | * Test if {@link MainLayerManager#removeActiveLayerChangeListener(ActiveLayerChangeListener)} works.
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[10271] | 152 | */
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| 153 | @Test
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| 154 | public void testRemoveActiveLayerChangeListener() {
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[10467] | 155 | TestLayer layer1 = new TestLayer();
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[10271] | 156 | AbstractTestOsmLayer layer2 = new AbstractTestOsmLayer();
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| 157 | layerManagerWithActive.addLayer(layer1);
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| 158 | layerManagerWithActive.addLayer(layer2);
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| 159 |
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| 160 | CapturingActiveLayerChangeListener listener = new CapturingActiveLayerChangeListener();
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[10332] | 161 | layerManagerWithActive.addActiveLayerChangeListener(listener);
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[10271] | 162 | layerManagerWithActive.removeActiveLayerChangeListener(listener);
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| 163 |
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| 164 | layerManagerWithActive.setActiveLayer(layer2);
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| 165 | assertNull(listener.lastEvent);
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| 166 | }
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| 167 |
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| 168 | /**
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[10279] | 169 | * Test if {@link MainLayerManager#removeActiveLayerChangeListener(ActiveLayerChangeListener)} checks if listener is in list.
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[10271] | 170 | */
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| 171 | @Test(expected = IllegalArgumentException.class)
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| 172 | public void testRemoveActiveLayerChangeListenerNotInList() {
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| 173 | layerManagerWithActive.removeActiveLayerChangeListener(new CapturingActiveLayerChangeListener());
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| 174 | }
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| 175 |
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| 176 | /**
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[10279] | 177 | * Tests {@link MainLayerManager#setActiveLayer(Layer)} and {@link MainLayerManager#getActiveLayer()}.
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[10271] | 178 | * <p>
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| 179 | * Edit and active layer getters are also tested in {@link #testAddLayerSetsActiveLayer()}
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| 180 | */
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| 181 | @Test
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| 182 | public void testSetGetActiveLayer() {
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[10467] | 183 | TestLayer layer1 = new TestLayer();
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| 184 | TestLayer layer2 = new TestLayer();
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[10271] | 185 | layerManagerWithActive.addLayer(layer1);
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| 186 | layerManagerWithActive.addLayer(layer2);
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| 187 |
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| 188 | layerManagerWithActive.setActiveLayer(layer1);
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| 189 | assertSame(layer1, layerManagerWithActive.getActiveLayer());
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| 190 |
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| 191 | layerManagerWithActive.setActiveLayer(layer2);
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| 192 | assertSame(layer2, layerManagerWithActive.getActiveLayer());
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| 193 | }
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| 194 |
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| 195 | /**
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[10279] | 196 | * Tests {@link MainLayerManager#getEditDataSet()}
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[10271] | 197 | */
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| 198 | @Test
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| 199 | public void testGetEditDataSet() {
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| 200 | assertNull(layerManagerWithActive.getEditDataSet());
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[10467] | 201 | TestLayer layer0 = new TestLayer();
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[10271] | 202 | layerManagerWithActive.addLayer(layer0);
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| 203 | assertNull(layerManagerWithActive.getEditDataSet());
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| 204 |
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| 205 | AbstractTestOsmLayer layer1 = new AbstractTestOsmLayer();
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| 206 | AbstractTestOsmLayer layer2 = new AbstractTestOsmLayer();
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| 207 | layerManagerWithActive.addLayer(layer1);
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| 208 | layerManagerWithActive.addLayer(layer2);
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| 209 |
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| 210 | layerManagerWithActive.setActiveLayer(layer1);
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| 211 | assertSame(layer1.data, layerManagerWithActive.getEditDataSet());
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| 212 |
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| 213 | layerManagerWithActive.setActiveLayer(layer2);
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| 214 | assertSame(layer2.data, layerManagerWithActive.getEditDataSet());
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| 215 | }
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| 216 |
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| 217 | /**
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[10279] | 218 | * Tests {@link MainLayerManager#getVisibleLayersInZOrder()}
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[10271] | 219 | */
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| 220 | @Test
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| 221 | public void testGetVisibleLayersInZOrder() {
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| 222 | AbstractTestOsmLayer layer1 = new AbstractTestOsmLayer();
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| 223 | AbstractTestOsmLayer layer2 = new AbstractTestOsmLayer();
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[10467] | 224 | TestLayer layer3 = new TestLayer();
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[10271] | 225 | layer3.setVisible(false);
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| 226 | AbstractTestOsmLayer layer4 = new AbstractTestOsmLayer();
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[10467] | 227 | TestLayer layer5 = new TestLayer();
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[10271] | 228 | AbstractTestOsmLayer layer6 = new AbstractTestOsmLayer();
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| 229 | AbstractTestOsmLayer layer7 = new AbstractTestOsmLayer();
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| 230 | layerManagerWithActive.addLayer(layer1);
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| 231 | layerManagerWithActive.addLayer(layer2);
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| 232 | layerManagerWithActive.addLayer(layer3);
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| 233 | layerManagerWithActive.addLayer(layer4);
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| 234 | layerManagerWithActive.addLayer(layer5);
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| 235 | layerManagerWithActive.addLayer(layer6);
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| 236 | layerManagerWithActive.addLayer(layer7);
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| 237 |
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| 238 | layerManagerWithActive.setActiveLayer(layer1);
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| 239 | assertEquals(Arrays.asList(layer7, layer6, layer5, layer4, layer2, layer1),
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| 240 | layerManagerWithActive.getVisibleLayersInZOrder());
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| 241 | layerManagerWithActive.setActiveLayer(layer4);
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| 242 | assertEquals(Arrays.asList(layer7, layer6, layer5, layer2, layer1, layer4),
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| 243 | layerManagerWithActive.getVisibleLayersInZOrder());
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| 244 |
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| 245 | // should not be moved ouside edit layer block
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| 246 | layerManagerWithActive.setActiveLayer(layer6);
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| 247 | assertEquals(Arrays.asList(layer7, layer6, layer5, layer4, layer2, layer1),
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| 248 | layerManagerWithActive.getVisibleLayersInZOrder());
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| 249 | layerManagerWithActive.setActiveLayer(layer7);
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| 250 | assertEquals(Arrays.asList(layer6, layer7, layer5, layer4, layer2, layer1),
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| 251 | layerManagerWithActive.getVisibleLayersInZOrder());
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| 252 |
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| 253 | // ignored
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| 254 | layerManagerWithActive.setActiveLayer(layer3);
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| 255 | assertEquals(Arrays.asList(layer7, layer6, layer5, layer4, layer2, layer1),
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| 256 | layerManagerWithActive.getVisibleLayersInZOrder());
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| 257 | layerManagerWithActive.setActiveLayer(layer5);
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| 258 | assertEquals(Arrays.asList(layer7, layer6, layer5, layer4, layer2, layer1),
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| 259 | layerManagerWithActive.getVisibleLayersInZOrder());
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| 260 |
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| 261 | }
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| 262 |
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| 263 | }
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