| 1 | // License: GPL. For details, see LICENSE file.
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| 2 | package org.openstreetmap.josm.actions;
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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.assertNull;
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| 6 |
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| 7 | import java.util.Collections;
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| 8 |
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| 9 | import javax.swing.JLabel;
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| 10 | import javax.swing.JPanel;
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| 11 |
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| 12 | import org.junit.jupiter.api.BeforeEach;
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| 13 | import org.junit.jupiter.api.Test;
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| 14 | import org.junit.jupiter.api.extension.RegisterExtension;
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| 15 | import org.openstreetmap.josm.TestUtils;
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| 16 | import org.openstreetmap.josm.data.osm.DataSet;
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| 17 | import org.openstreetmap.josm.gui.ExtendedDialog;
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| 18 | import org.openstreetmap.josm.gui.MainApplication;
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| 19 | import org.openstreetmap.josm.gui.layer.LayerManagerTest.TestLayer;
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| 20 | import org.openstreetmap.josm.gui.layer.OsmDataLayer;
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| 21 | import org.openstreetmap.josm.gui.widgets.JosmComboBox;
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| 22 | import org.openstreetmap.josm.testutils.JOSMTestRules;
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| 23 | import org.openstreetmap.josm.testutils.mockers.ExtendedDialogMocker;
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| 24 | import org.openstreetmap.josm.testutils.mockers.JOptionPaneSimpleMocker;
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| 25 |
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| 26 | import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
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| 27 |
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| 28 | /**
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| 29 | * Unit tests for class {@link MergeLayerAction}.
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| 30 | */
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| 31 | public class MergeLayerActionTest {
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| 32 |
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| 33 | /**
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| 34 | * Setup test.
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| 35 | */
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| 36 | @RegisterExtension
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| 37 | @SuppressFBWarnings(value = "URF_UNREAD_PUBLIC_OR_PROTECTED_FIELD")
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| 38 | public JOSMTestRules test = new JOSMTestRules().main().projection();
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| 39 |
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| 40 | /**
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| 41 | * MergeLayerExtendedDialog mocker.
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| 42 | */
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| 43 | public static class MergeLayerExtendedDialogMocker extends ExtendedDialogMocker {
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| 44 | @Override
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| 45 | protected void act(final ExtendedDialog instance) {
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| 46 | ((JosmComboBox<?>) ((JPanel) this.getContent(instance)).getComponent(1)).setSelectedIndex(0);
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| 47 | }
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| 48 |
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| 49 | @Override
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| 50 | protected String getString(final ExtendedDialog instance) {
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| 51 | return ((JLabel) ((JPanel) this.getContent(instance)).getComponent(0)).getText();
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| 52 | }
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| 53 | }
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| 54 |
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| 55 | private MergeLayerAction action;
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| 56 |
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| 57 | /**
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| 58 | * Setup test.
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| 59 | */
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| 60 | @BeforeEach
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| 61 | public void setUp() {
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| 62 | if (action == null) {
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| 63 | action = new MergeLayerAction();
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| 64 | }
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| 65 | for (TestLayer testLayer : MainApplication.getLayerManager().getLayersOfType(TestLayer.class)) {
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| 66 | MainApplication.getLayerManager().removeLayer(testLayer);
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| 67 | }
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| 68 | }
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| 69 |
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| 70 | /**
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| 71 | * Tests that no error occurs when no source layer exists.
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| 72 | */
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| 73 | @Test
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| 74 | void testMergeNoSourceLayer() {
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| 75 | assertNull(MainApplication.getLayerManager().getActiveLayer());
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| 76 | action.actionPerformed(null);
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| 77 | assertEquals(0, MainApplication.getLayerManager().getLayers().size());
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| 78 | }
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| 79 |
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| 80 | /**
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| 81 | * Tests that no error occurs when no target layer exists.
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| 82 | */
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| 83 | @Test
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| 84 | void testMergeNoTargetLayer() {
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| 85 | TestUtils.assumeWorkingJMockit();
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| 86 | final JOptionPaneSimpleMocker jopsMocker = new JOptionPaneSimpleMocker(
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| 87 | Collections.singletonMap("<html>There are no layers the source layer<br>'onion'<br>could be merged to.</html>", 0)
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| 88 | );
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| 89 |
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| 90 | OsmDataLayer layer = new OsmDataLayer(new DataSet(), "onion", null);
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| 91 | MainApplication.getLayerManager().addLayer(layer);
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| 92 | assertEquals(1, MainApplication.getLayerManager().getLayers().size());
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| 93 | assertNull(action.merge(layer));
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| 94 | assertEquals(1, MainApplication.getLayerManager().getLayers().size());
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| 95 |
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| 96 | assertEquals(1, jopsMocker.getInvocationLog().size());
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| 97 | Object[] invocationLogEntry = jopsMocker.getInvocationLog().get(0);
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| 98 | assertEquals(0, (int) invocationLogEntry[0]);
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| 99 | assertEquals("No target layers", invocationLogEntry[2]);
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| 100 | }
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| 101 |
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| 102 | /**
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| 103 | * Tests that the merge is done with two empty layers.
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| 104 | * @throws Exception if any error occurs
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| 105 | */
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| 106 | @Test
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| 107 | void testMergeTwoEmptyLayers() throws Exception {
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| 108 | TestUtils.assumeWorkingJMockit();
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| 109 | final MergeLayerExtendedDialogMocker edMocker = new MergeLayerExtendedDialogMocker();
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| 110 | edMocker.getMockResultMap().put("Please select the target layer.", "Merge layer");
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| 111 |
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| 112 | OsmDataLayer layer1 = new OsmDataLayer(new DataSet(), "1", null);
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| 113 | OsmDataLayer layer2 = new OsmDataLayer(new DataSet(), "2", null);
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| 114 | MainApplication.getLayerManager().addLayer(layer1);
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| 115 | MainApplication.getLayerManager().addLayer(layer2);
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| 116 | assertEquals(2, MainApplication.getLayerManager().getLayers().size());
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| 117 | action.merge(layer2).get();
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| 118 | assertEquals(1, MainApplication.getLayerManager().getLayers().size());
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| 119 |
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| 120 | assertEquals(1, edMocker.getInvocationLog().size());
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| 121 | Object[] invocationLogEntry = edMocker.getInvocationLog().get(0);
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| 122 | assertEquals(1, (int) invocationLogEntry[0]);
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| 123 | assertEquals("Select target layer", invocationLogEntry[2]);
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| 124 | }
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| 125 | }
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