1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.command;
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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 | import static org.junit.Assert.assertFalse;
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7 | import static org.junit.Assert.assertNull;
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8 | import static org.junit.Assert.assertTrue;
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9 | import static org.junit.Assert.fail;
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10 |
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11 | import java.util.ArrayList;
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12 | import java.util.Arrays;
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13 | import java.util.Collection;
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14 |
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15 | import org.junit.Before;
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16 | import org.junit.Rule;
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17 | import org.junit.Test;
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18 | import org.openstreetmap.josm.command.CommandTest.CommandTestDataWithRelation;
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19 | import org.openstreetmap.josm.data.osm.DataSet;
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20 | import org.openstreetmap.josm.data.osm.Node;
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21 | import org.openstreetmap.josm.data.osm.OsmPrimitive;
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22 | import org.openstreetmap.josm.data.osm.User;
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23 | import org.openstreetmap.josm.gui.layer.OsmDataLayer;
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24 | import org.openstreetmap.josm.testutils.JOSMTestRules;
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25 |
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26 | import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
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27 | import nl.jqno.equalsverifier.EqualsVerifier;
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28 | import nl.jqno.equalsverifier.Warning;
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29 |
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30 | /**
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31 | * Unit tests of {@link SequenceCommand} class.
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32 | */
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33 | public class SequenceCommandTest {
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34 |
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35 | /**
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36 | * We need prefs for nodes.
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37 | */
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38 | @Rule
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39 | @SuppressFBWarnings(value = "URF_UNREAD_PUBLIC_OR_PROTECTED_FIELD")
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40 | public JOSMTestRules test = new JOSMTestRules().preferences();
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41 | private CommandTestDataWithRelation testData;
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42 |
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43 | /**
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44 | * Set up the test data.
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45 | */
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46 | @Before
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47 | public void createTestData() {
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48 | testData = new CommandTestDataWithRelation();
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49 | }
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50 |
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51 | /**
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52 | * Test {@link SequenceCommand#executeCommand()}
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53 | */
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54 | @Test
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55 | public void testExecute() {
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56 | final TestCommand command1 = new TestCommand(Arrays.<OsmPrimitive>asList(testData.existingNode));
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57 | TestCommand command2 = new TestCommand(Arrays.<OsmPrimitive>asList(testData.existingNode2)) {
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58 | @Override
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59 | public boolean executeCommand() {
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60 | assertTrue(command1.executed);
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61 | return super.executeCommand();
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62 | }
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63 | };
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64 | SequenceCommand command = new SequenceCommand("seq", Arrays.<Command>asList(command1, command2));
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65 |
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66 | command.executeCommand();
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67 |
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68 | assertTrue(command1.executed);
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69 | assertTrue(command2.executed);
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70 | }
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71 |
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72 | /**
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73 | * Test {@link SequenceCommand#undoCommand()}
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74 | */
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75 | @Test
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76 | public void testUndo() {
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77 | final TestCommand command2 = new TestCommand(Arrays.<OsmPrimitive>asList(testData.existingNode2));
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78 | TestCommand command1 = new TestCommand(Arrays.<OsmPrimitive>asList(testData.existingNode)) {
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79 | @Override
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80 | public void undoCommand() {
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81 | assertFalse(command2.executed);
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82 | super.undoCommand();
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83 | }
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84 | };
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85 | SequenceCommand command = new SequenceCommand("seq", Arrays.<Command>asList(command1, command2));
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86 |
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87 | command.executeCommand();
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88 |
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89 | command.undoCommand();
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90 |
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91 | assertFalse(command1.executed);
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92 | assertFalse(command2.executed);
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93 |
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94 | command.executeCommand();
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95 |
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96 | assertTrue(command1.executed);
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97 | assertTrue(command2.executed);
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98 | }
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99 |
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100 | /**
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101 | * Test {@link SequenceCommand#undoCommand()}
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102 | */
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103 | @Test
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104 | public void testGetLastCommand() {
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105 | final TestCommand command1 = new TestCommand(Arrays.<OsmPrimitive>asList(testData.existingNode));
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106 | final TestCommand command2 = new TestCommand(Arrays.<OsmPrimitive>asList(testData.existingNode2));
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107 |
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108 | assertEquals(command2, new SequenceCommand("seq", command1, command2).getLastCommand());
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109 | assertNull(new SequenceCommand("seq").getLastCommand());
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110 | }
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111 |
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112 | /**
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113 | * Tests {@link SequenceCommand#fillModifiedData(java.util.Collection, java.util.Collection, java.util.Collection)}
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114 | */
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115 | @Test
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116 | public void testFillModifiedData() {
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117 | Command command1 = new TestCommand(Arrays.<OsmPrimitive>asList(testData.existingNode));
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118 | Command command2 = new TestCommand(Arrays.<OsmPrimitive>asList(testData.existingNode2));
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119 | Command command3 = new TestCommand(Arrays.<OsmPrimitive>asList(testData.existingWay)) {
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120 | @Override
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121 | public void fillModifiedData(Collection<OsmPrimitive> modified, Collection<OsmPrimitive> deleted,
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122 | Collection<OsmPrimitive> added) {
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123 | deleted.addAll(primitives);
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124 | }
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125 | };
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126 | Command command4 = new TestCommand(Arrays.<OsmPrimitive>asList(testData.existingRelation)) {
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127 | @Override
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128 | public void fillModifiedData(Collection<OsmPrimitive> modified, Collection<OsmPrimitive> deleted,
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129 | Collection<OsmPrimitive> added) {
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130 | added.addAll(primitives);
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131 | }
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132 | };
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133 |
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134 | ArrayList<OsmPrimitive> modified = new ArrayList<>();
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135 | ArrayList<OsmPrimitive> deleted = new ArrayList<>();
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136 | ArrayList<OsmPrimitive> added = new ArrayList<>();
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137 | SequenceCommand command = new SequenceCommand("seq", command1, command2, command3, command4);
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138 | command.fillModifiedData(modified, deleted, added);
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139 | assertArrayEquals(new Object[] {testData.existingNode, testData.existingNode2}, modified.toArray());
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140 | assertArrayEquals(new Object[] {testData.existingWay}, deleted.toArray());
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141 | assertArrayEquals(new Object[] {testData.existingRelation}, added.toArray());
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142 | }
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143 |
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144 | /**
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145 | * Tests {@link SequenceCommand#getParticipatingPrimitives()}
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146 | */
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147 | @Test
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148 | public void testGetParticipatingPrimitives() {
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149 | Command command1 = new TestCommand(Arrays.<OsmPrimitive>asList(testData.existingNode));
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150 | Command command2 = new TestCommand(Arrays.<OsmPrimitive>asList(testData.existingNode2));
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151 |
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152 | SequenceCommand command = new SequenceCommand("seq", command1, command2);
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153 | command.executeCommand();
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154 | Collection<? extends OsmPrimitive> primitives = command.getParticipatingPrimitives();
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155 | assertEquals(2, primitives.size());
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156 | assertTrue(primitives.contains(testData.existingNode));
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157 | assertTrue(primitives.contains(testData.existingNode2));
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158 | }
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159 |
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160 | /**
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161 | * Test {@link SequenceCommand#getDescriptionText()}
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162 | */
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163 | @Test
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164 | public void testDescription() {
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165 | assertTrue(new SequenceCommand("test").getDescriptionText().matches("Sequence: test"));
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166 | }
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167 |
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168 | /**
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169 | * Unit test of methods {@link SequenceCommand#equals} and {@link SequenceCommand#hashCode}.
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170 | */
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171 | @Test
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172 | public void testEqualsContract() {
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173 | EqualsVerifier.forClass(SequenceCommand.class).usingGetClass()
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174 | .withPrefabValues(Command.class,
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175 | new AddCommand(new Node(1)), new AddCommand(new Node(2)))
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176 | .withPrefabValues(DataSet.class,
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177 | new DataSet(), new DataSet())
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178 | .withPrefabValues(User.class,
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179 | User.createOsmUser(1, "foo"), User.createOsmUser(2, "bar"))
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180 | .withPrefabValues(OsmDataLayer.class,
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181 | new OsmDataLayer(new DataSet(), "1", null), new OsmDataLayer(new DataSet(), "2", null))
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182 | .suppress(Warning.NONFINAL_FIELDS)
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183 | .verify();
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184 | }
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185 |
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186 | private static class TestCommand extends Command {
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187 | protected final Collection<? extends OsmPrimitive> primitives;
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188 | protected boolean executed;
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189 |
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190 | TestCommand(Collection<? extends OsmPrimitive> primitives) {
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191 | super();
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192 | this.primitives = primitives;
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193 | }
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194 |
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195 | @Override
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196 | public void fillModifiedData(Collection<OsmPrimitive> modified, Collection<OsmPrimitive> deleted,
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197 | Collection<OsmPrimitive> added) {
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198 | modified.addAll(primitives);
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199 | }
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200 |
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201 | @Override
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202 | public String getDescriptionText() {
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203 | fail("Should not be called");
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204 | return "";
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205 | }
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206 |
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207 | @Override
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208 | public Collection<? extends OsmPrimitive> getParticipatingPrimitives() {
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209 | return primitives;
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210 | }
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211 |
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212 | @Override
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213 | public boolean executeCommand() {
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214 | assertFalse("Cannot execute twice", executed);
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215 | executed = true;
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216 | return true;
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217 | }
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218 |
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219 | @Override
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220 | public void undoCommand() {
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221 | assertTrue("Cannot undo without execute", executed);
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222 | executed = false;
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223 | }
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224 |
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225 | @Override
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226 | public String toString() {
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227 | return "TestCommand [primitives=" + primitives + "]";
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228 | }
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229 |
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230 | }
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231 | }
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