1 | // Copyright 2012 Georg-August-Universität Göttingen, Germany
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2 | //
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3 | // Licensed under the Apache License, Version 2.0 (the "License");
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4 | // you may not use this file except in compliance with the License.
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5 | // You may obtain a copy of the License at
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6 | //
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7 | // http://www.apache.org/licenses/LICENSE-2.0
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8 | //
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9 | // Unless required by applicable law or agreed to in writing, software
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10 | // distributed under the License is distributed on an "AS IS" BASIS,
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11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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12 | // See the License for the specific language governing permissions and
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13 | // limitations under the License.
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14 |
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15 | package de.ugoe.cs.autoquest.plugin.uml;
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16 |
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17 | import java.io.File;
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18 | import java.io.FileInputStream;
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19 | import java.io.FileOutputStream;
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20 | import java.util.Collection;
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21 | import java.util.HashSet;
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22 | import java.util.Iterator;
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23 | import java.util.LinkedList;
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24 | import java.util.List;
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25 | import java.util.Properties;
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26 | import java.util.Random;
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27 | import java.util.Set;
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28 | import java.util.logging.Level;
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29 |
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30 | import static org.junit.Assert.*;
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31 |
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32 | import org.eclipse.uml2.uml.Interaction;
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33 | import org.eclipse.uml2.uml.Model;
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34 | import org.eclipse.uml2.uml.StateMachine;
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35 | import org.eclipse.uml2.uml.UMLPackage;
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36 | import org.junit.After;
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37 | import org.junit.BeforeClass;
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38 | import org.junit.Test;
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39 |
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40 | import de.fraunhofer.fokus.testing.ModelUtils;
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41 | import de.ugoe.cs.autoquest.eventcore.Event;
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42 | import de.ugoe.cs.autoquest.plugin.http.HTTPLogParser;
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43 | import de.ugoe.cs.autoquest.plugin.http.SOAPUtils;
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44 | import de.ugoe.cs.autoquest.plugin.http.eventcore.SimpleSOAPEventType;
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45 | import de.ugoe.cs.autoquest.testgeneration.RandomWalkGenerator;
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46 | import de.ugoe.cs.autoquest.usageprofiles.FirstOrderMarkovModel;
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47 | import de.ugoe.cs.autoquest.usageprofiles.IStochasticProcess;
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48 | import de.ugoe.cs.util.SerializationUtils;
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49 | import de.ugoe.cs.util.console.TextConsole;
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50 |
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51 | /**
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52 | * <p>
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53 | * Tests for AutoQUESTs UMLUtils
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54 | * </p>
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55 | *
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56 | * @author Steffen Herbold
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57 | */
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58 | public class UMLUtilsTest {
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59 |
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60 | private final static String OUTPUT_DIR = "target/tmp/test-outputs/";
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61 |
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62 | private final static boolean DELETE_OUTPUTS = false;
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63 |
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64 | // for RLUS
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65 | private final static TestData deda_1 = new TestData("deda_rlus_properties.prop",
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66 | "deda_usagejournal.log",
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67 | "deda_rlus_usageprofile.dat",
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68 | "deda_model.uml",
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69 | "deda_rlus_model_testsuite.uml",
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70 | "deda_rlus_model_scheduling.uml");
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71 |
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72 | // for IXS
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73 | private final static TestData deda_2 = new TestData("deda_ixs_properties.prop",
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74 | "deda_usagejournal.log",
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75 | "deda_ixs_usageprofile.dat",
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76 | "deda_model.uml",
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77 | "deda_ixs_model_testsuite.uml",
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78 | "deda_ixs_model_scheduling.uml");
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79 |
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80 | private final static TestData ita_1 = new TestData("ita_properties.prop",
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81 | "ita_usagejournal.log",
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82 | "ita_usageprofile.dat", "ita_model.uml",
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83 | "ita_model_testsuite.uml",
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84 | "ita_model_scheduling.uml");
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85 |
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86 | private static class TestData {
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87 | public final String propertiesFile;
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88 | public final String usageJournalFile;
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89 | public final String usageProfileFile;
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90 | public final String dslModelFile;
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91 | public final String testSuiteFile;
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92 | public final String schedulingFile;
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93 |
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94 | public TestData(String propertiesFile,
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95 | String usageJournalFile,
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96 | String usageProfileFile,
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97 | String dslModelFile,
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98 | String testSuiteFile,
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99 | String schedulingFile)
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100 | {
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101 | this.propertiesFile = propertiesFile;
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102 | this.usageJournalFile = usageJournalFile;
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103 | this.usageProfileFile = usageProfileFile;
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104 | this.dslModelFile = dslModelFile;
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105 | this.testSuiteFile = testSuiteFile;
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106 | this.schedulingFile = schedulingFile;
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107 |
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108 | }
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109 |
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110 | @Override
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111 | public String toString() {
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112 | StringBuilder strBld = new StringBuilder();
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113 | strBld.append("Properties " + propertiesFile + "\n");
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114 | strBld.append("Usage Journal " + usageJournalFile + "\n");
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115 | strBld.append("Usage Profile " + usageProfileFile + "\n");
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116 | strBld.append("DSL Model " + dslModelFile + "\n");
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117 | strBld.append("Test Suite " + testSuiteFile + "\n");
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118 | strBld.append("Scheduling " + schedulingFile + "\n");
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119 | return strBld.toString();
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120 | }
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121 | }
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122 |
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123 | @BeforeClass
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124 | public static void setUpBeforeClass() throws Exception {
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125 | new TextConsole(Level.SEVERE);
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126 | }
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127 |
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128 | @After
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129 | public void tearDown() throws Exception {
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130 | if (DELETE_OUTPUTS) {
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131 | deleteFiles(new File(OUTPUT_DIR));
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132 | }
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133 | }
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134 |
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135 | @Test
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136 | public void testCreateUMLTransitionSequence_ITA_1() throws Exception {
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137 | TestData testdata = ita_1;
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138 |
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139 | /*
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140 | * Properties properties = loadProperties(testdata); //Collection<List<Event>> sequences =
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141 | * loadAndPreprocessUsageJournal(testdata, properties);
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142 | *
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143 | * Model model =
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144 | * ModelUtils.loadModel(ClassLoader.getSystemResourceAsStream(testdata.dslModelFile));
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145 | *
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146 | * StateMachine stateMachine = (StateMachine)
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147 | * model.getPackagedElement("StateMachineTransportService", true,
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148 | * UMLPackage.Literals.STATE_MACHINE, true);
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149 | *
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150 | *
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151 | * Collection<List<Event>> umlSequences = new LinkedList<>();
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152 | *
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153 | * // remove everything but transport from sequences for (List<Event> sequence : sequences)
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154 | * { for (Iterator<Event> eventIter = sequence.iterator(); eventIter.hasNext();) { Event
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155 | * event = eventIter.next(); if
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156 | * (!"TransportService".equals(SOAPUtils.getServiceNameFromEvent(event))) {
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157 | * eventIter.remove(); } } umlSequences.add(UMLUtils.createUMLTransitionSequence(sequence,
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158 | * stateMachine)); }
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159 | */
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160 |
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161 | Model model =
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162 | ModelUtils.loadModel(ClassLoader.getSystemResourceAsStream(testdata.dslModelFile));
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163 |
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164 | StateMachine stateMachine =
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165 | (StateMachine) model.getPackagedElement("StateMachineTransportService", true,
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166 | UMLPackage.Literals.STATE_MACHINE, true);
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167 |
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168 | List<Event> manuallyCreatedSequence = new LinkedList<>();
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169 | manuallyCreatedSequence
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170 | .add(new Event(new SimpleSOAPEventType("transportInstructionRequest",
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171 | "TransportService", "Logistics_Environment",
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172 | null)));
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173 | manuallyCreatedSequence
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174 | .add(new Event(new SimpleSOAPEventType("transportInstructionConfirmationRequest",
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175 | "materialSupplierService",
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176 | "Logistics_Environment", null)));
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177 |
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178 | // TODO make test case run
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179 | //UMLUtils.createUMLTransitionSequence(manuallyCreatedSequence, stateMachine);
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180 | }
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181 |
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182 | @Test
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183 | public void testConvertStateMachineToUsageProfile__ITA_1() throws Exception {
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184 | // TODO make test run
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185 | /*TestData testdata = ita_1;
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186 |
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187 | assertTrue("test currently not working", false);
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188 |
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189 | Properties properties = loadProperties(testdata);
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190 | Collection<List<Event>> sequences = loadAndPreprocessUsageJournal(testdata, properties);
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191 | Model model =
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192 | ModelUtils.loadModel(ClassLoader.getSystemResourceAsStream(testdata.dslModelFile));
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193 | StateMachine stateMachine =
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194 | (StateMachine) model.getPackagedElement("StateMachineTransportService", true,
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195 | UMLPackage.Literals.STATE_MACHINE, true);
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196 |
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197 | Collection<List<Event>> umlSequences = new LinkedList<>();
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198 |
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199 | // remove everything but transport from sequences
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200 | for (List<Event> sequence : sequences) {
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201 | for (Iterator<Event> eventIter = sequence.iterator(); eventIter.hasNext();) {
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202 | Event event = eventIter.next();
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203 | if (!"TransportService".equals(SOAPUtils.getServiceNameFromEvent(event))) {
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204 | eventIter.remove();
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205 | }
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206 | }
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207 | umlSequences.add(UMLUtils.createUMLTransitionSequence(sequence, stateMachine));
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208 | }
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209 |
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210 | UMLUtils.convertStateMachineToUsageProfile(umlSequences, stateMachine);
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211 |
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212 | ModelUtils.writeModelToFile(model, OUTPUT_DIR + "ita_v2_result.uml");*/
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213 | }
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214 |
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215 | @Test
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216 | public void testCreateInteractionFromEventSequence_DEDA_1() throws Exception {
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217 | createInteractionFromEventSequenceWorkflow(deda_1);
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218 | }
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219 |
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220 | @Test
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221 | public void testCreateInteractionFromEventSequence_DEDA_2() throws Exception {
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222 | createInteractionFromEventSequenceWorkflow(deda_2);
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223 | }
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224 |
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225 | @Test
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226 | public void testCreateInteractionFromEventSequence_ITA_1() throws Exception {
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227 | createInteractionFromEventSequenceWorkflow(ita_1);
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228 | }
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229 |
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230 | @Test
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231 | public void testCalculateUsageScore_DEDA_1() throws Exception {
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232 | calculateUsageScoreWorkflow(deda_1);
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233 | }
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234 |
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235 | @Test
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236 | public void testCalculateUsageScore_DEDA_2() throws Exception {
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237 | calculateUsageScoreWorkflow(deda_2);
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238 | }
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239 |
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240 | @Test
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241 | public void testCalculateUsageScore_ITA_1() throws Exception {
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242 | calculateUsageScoreWorkflow(ita_1);
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243 | }
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244 |
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245 | @Test
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246 | public void testCreateScheduling_DEDA_1() throws Exception {
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247 | createSchedulingWorkflow(deda_1);
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248 | }
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249 |
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250 | @Test
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251 | public void testCreateScheduling_DEDA_2() throws Exception {
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252 | createSchedulingWorkflow(deda_2);
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253 | }
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254 |
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255 | @Test
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256 | public void testCreateScheduling_ITA() throws Exception {
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257 | createSchedulingWorkflow(ita_1);
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258 | }
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259 |
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260 | @Test
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261 | public void testValidateModelWithLog_DEDA_1() throws Exception {
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262 | validateModelWithLogWorkflow(deda_1);
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263 | }
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264 |
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265 | @Test
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266 | public void testValidateModelWithLog_DEDA_2() throws Exception {
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267 | validateModelWithLogWorkflow(deda_2);
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268 | }
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269 |
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270 | @Test
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271 | public void testValidateModelWithLog_ITA_1() throws Exception {
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272 | validateModelWithLogWorkflow(ita_1);
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273 | }
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274 |
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275 | private void validateModelWithLogWorkflow(TestData testdata) throws Exception {
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276 | Properties properties = loadProperties(testdata);
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277 | Collection<List<Event>> sequences = loadAndPreprocessUsageJournal(testdata, properties);
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278 | Model model =
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279 | ModelUtils.loadModel(ClassLoader.getSystemResourceAsStream(testdata.dslModelFile));
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280 |
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281 | // run validation
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282 | int violations =
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283 | UMLUtils.validateModelWithLog(sequences, model, properties.getProperty("test.context"));
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284 | if (violations == 0) {
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285 | System.out.println("No problems found.");
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286 | }
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287 | else {
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288 | System.out.println(violations + " violations found.");
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289 | }
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290 | }
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291 |
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292 | private void createInteractionFromEventSequenceWorkflow(TestData testdata) throws Exception {
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293 | Properties properties = loadProperties(testdata);
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294 | Collection<List<Event>> sequences = loadAndPreprocessUsageJournal(testdata, properties);
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295 | Model model =
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296 | ModelUtils.loadModel(ClassLoader.getSystemResourceAsStream(testdata.dslModelFile));
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297 |
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298 | // create a test case for each observed sequence
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299 | int i = 0;
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300 | for (List<Event> sequence : sequences) {
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301 | UMLUtils.createInteractionFromEventSequence(sequence, model,
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302 | properties.getProperty("testcases.prefix") +
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303 | "_" + i,
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304 | properties.getProperty("test.context"));
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305 | i++;
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306 | }
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307 |
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308 | ModelUtils.writeModelToFile(model, OUTPUT_DIR + testdata.testSuiteFile);
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309 | }
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310 |
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311 | private void calculateUsageScoreWorkflow(TestData testdata) throws Exception {
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312 | Properties properties = loadProperties(testdata);
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313 | Collection<List<Event>> sequences = loadAndPreprocessUsageJournal(testdata, properties);
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314 | Model model =
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315 | ModelUtils.loadModel(ClassLoader.getSystemResourceAsStream(testdata.dslModelFile));
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316 | IStochasticProcess usageProfile = createUsageProfile(testdata, sequences);
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317 | Collection<List<Event>> generatedSequences =
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318 | createRandomSequences(usageProfile, properties);
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319 |
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320 | int i = 1;
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321 | List<Interaction> interactions = new LinkedList<>();
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322 | int[] lengths = new int[generatedSequences.size()];
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323 | for (List<Event> sequence : generatedSequences) {
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324 | interactions.add(UMLUtils
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325 | .createInteractionFromEventSequence(sequence, model,
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326 | properties.getProperty("testcases.prefix") +
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327 | "_" + i,
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328 | properties.getProperty("test.context")));
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329 | lengths[i - 1] = sequence.size();
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330 | i++;
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331 | }
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332 | for (int j = 0; j < interactions.size(); j++) {
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333 | double usageScore = UMLUtils.calculateUsageScore(interactions.get(j), usageProfile);
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334 | System.out.format("usage score %02d: %.2f \t %d\n", j + 1, usageScore, lengths[j]);
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335 | }
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336 | }
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337 |
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338 | private void createSchedulingWorkflow(TestData testdata) throws Exception {
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339 | Properties properties = loadProperties(testdata);
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340 | Collection<List<Event>> sequences = loadAndPreprocessUsageJournal(testdata, properties);
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341 | Model model =
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342 | ModelUtils.loadModel(ClassLoader.getSystemResourceAsStream(testdata.dslModelFile));
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343 | IStochasticProcess usageProfile = createUsageProfile(testdata, sequences);
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344 | Collection<List<Event>> generatedSequences =
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345 | createRandomSequences(usageProfile, properties);
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346 | int i = 1;
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347 | for (List<Event> sequence : generatedSequences) {
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348 | UMLUtils.createInteractionFromEventSequence(sequence, model,
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349 | properties.getProperty("testcases.prefix") +
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350 | "_" + i,
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351 | properties.getProperty("test.context"));
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352 | i++;
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353 | }
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354 |
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355 | UMLUtils.createScheduling(model, usageProfile, properties.getProperty("test.context"));
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356 |
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357 | ModelUtils.writeModelToFile(model, OUTPUT_DIR + testdata.schedulingFile);
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358 | }
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359 |
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360 | private Properties loadProperties(TestData testdata) throws Exception {
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361 | Properties properties = new Properties();
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362 | properties.load(new FileInputStream(ClassLoader.getSystemResource(testdata.propertiesFile)
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363 | .getFile()));
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364 | return properties;
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365 | }
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366 |
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367 | private Collection<List<Event>> loadAndPreprocessUsageJournal(TestData testdata,
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368 | Properties properties)
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369 | throws Exception
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370 | {
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371 | // load usage journal
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372 | HTTPLogParser parser =
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373 | new HTTPLogParser(new File(ClassLoader.getSystemResource(testdata.propertiesFile)
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374 | .getFile()));
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375 | parser.parseFile(new File(ClassLoader.getSystemResource(testdata.usageJournalFile)
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376 | .getFile()));
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377 | Collection<List<Event>> sequences = parser.getSequences();
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378 |
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379 | // remove non SOAP events and convert to SimpleSOAPEventType
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380 | Collection<List<Event>> simpleSOAPSequences = new LinkedList<>();
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381 | for (List<Event> sequence : sequences) {
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382 | simpleSOAPSequences.add(SOAPUtils.convertToSimpleSOAPEvent(sequence, true));
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383 | }
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384 |
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385 | // remove calls to ingored services
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386 | Set<String> ignoredServices = new HashSet<>();
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387 | String ignoredServicesString = properties.getProperty("test.ignored.services");
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388 | if (ignoredServicesString != null) {
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389 | for (String service : ignoredServicesString.split(",")) {
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390 | ignoredServices.add(service.trim());
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391 | }
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392 | }
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393 |
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394 | for (List<Event> sequence : simpleSOAPSequences) {
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395 | for (Iterator<Event> eventIter = sequence.iterator(); eventIter.hasNext();) {
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396 | Event event = eventIter.next();
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397 | SimpleSOAPEventType eventType = (SimpleSOAPEventType) event.getType();
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398 | if (ignoredServices.contains(eventType.getServiceName())) {
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399 | eventIter.remove();
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400 | }
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401 | }
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402 | }
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403 | return simpleSOAPSequences;
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404 | }
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405 |
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406 | private IStochasticProcess createUsageProfile(TestData testdata,
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407 | Collection<List<Event>> sequences)
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408 | throws Exception
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409 | {
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410 | FirstOrderMarkovModel usageProfile = new FirstOrderMarkovModel(new Random(1));
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411 | usageProfile.train(sequences);
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412 | FileOutputStream fos = new FileOutputStream(OUTPUT_DIR + testdata.usageProfileFile);
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413 | SerializationUtils.serialize(usageProfile, fos);
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414 | fos.close();
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415 | return usageProfile;
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416 | }
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417 |
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418 | private Collection<List<Event>> createRandomSequences(IStochasticProcess usageProfile,
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419 | Properties properties) throws Exception
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420 | {
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421 | int numberOfTestCases = Integer.parseInt(properties.getProperty("testcases.number"));
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422 | int testCaseMinLength = Integer.parseInt(properties.getProperty("testcases.minlenth", "1"));
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423 | int testCaseMaxLength =
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424 | Integer.parseInt(properties.getProperty("testcases.maxlenth", "100"));
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425 | int maxIter = numberOfTestCases * 100;
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426 | RandomWalkGenerator testGenerator =
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427 | new RandomWalkGenerator(numberOfTestCases, testCaseMinLength, testCaseMaxLength, true,
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428 | maxIter);
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429 | return testGenerator.generateTestSuite(usageProfile);
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430 | }
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431 |
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432 | private void deleteFiles(File file) {
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433 | if (file.exists()) {
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434 | if (file.isDirectory()) {
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435 | for (File child : file.listFiles()) {
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436 | deleteFiles(child);
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437 | }
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438 | }
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439 |
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440 | try {
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441 | file.delete();
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442 | }
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443 | catch (Exception e) {
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444 | // ignore and delete as much as possible
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445 | }
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446 | }
|
---|
447 | }
|
---|
448 |
|
---|
449 | }
|
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