| 1 | package de.uka.ipd.sdq.tcfmoop.tests; |
| 2 | |
| 3 | import static org.junit.Assert.*; |
| 4 | |
| 5 | import java.util.HashSet; |
| 6 | import java.util.LinkedList; |
| 7 | import java.util.List; |
| 8 | |
| 9 | import org.junit.Before; |
| 10 | import org.junit.Test; |
| 11 | import org.opt4j.common.archive.DefaultArchive; |
| 12 | import org.opt4j.core.Archive; |
| 13 | import org.opt4j.core.Individual; |
| 14 | import org.opt4j.core.IndividualStateListener; |
| 15 | import org.opt4j.core.Objective; |
| 16 | import org.opt4j.core.Objectives; |
| 17 | import org.opt4j.core.Population; |
| 18 | import org.opt4j.core.Objective.Sign; |
| 19 | import org.opt4j.core.domination.ParetoDomination; |
| 20 | |
| 21 | import de.uka.ipd.sdq.tcfmoop.config.InsignificantSetQualityImprovementConfig; |
| 22 | import de.uka.ipd.sdq.tcfmoop.config.InsignificantSetQualityImprovementConfig.ValueDifference; |
| 23 | import de.uka.ipd.sdq.tcfmoop.terminationcriteria.InsignificantSetQualityImprovementCriterion; |
| 24 | |
| 25 | /** |
| 26 | * @author Atanas Dimitrov |
| 27 | * |
| 28 | */ |
| 29 | public class InsignificantSetQualityImprovementCriterionTest { |
| 30 | InsignificantSetQualityImprovementConfig isqiconf; |
| 31 | InsignificantSetQualityImprovementCriterion isqiccrit; |
| 32 | |
| 33 | Archive archive = new DefaultArchive(); |
| 34 | |
| 35 | Objectives o1 = new Objectives(new ParetoDomination()); |
| 36 | Objectives o2 = new Objectives(new ParetoDomination()); |
| 37 | Objectives o3 = new Objectives(new ParetoDomination()); |
| 38 | Objectives o4 = new Objectives(new ParetoDomination()); |
| 39 | Objectives o5 = new Objectives(new ParetoDomination()); //signifficant |
| 40 | Objectives o6 = new Objectives(new ParetoDomination()); //insignifficant |
| 41 | Objectives o7 = new Objectives(new ParetoDomination()); //insignifficant with new minimum |
| 42 | |
| 43 | MyIndividual i1 = new MyIndividual(); |
| 44 | MyIndividual i2 = new MyIndividual(); |
| 45 | MyIndividual i3 = new MyIndividual(); |
| 46 | MyIndividual i4 = new MyIndividual(); |
| 47 | MyIndividual i5 = new MyIndividual(); //signifficant |
| 48 | MyIndividual i6 = new MyIndividual(); //insignifficant |
| 49 | MyIndividual i7 = new MyIndividual(); //insignifficant with new minimum |
| 50 | |
| 51 | Objective X = new Objective("X", Sign.MIN); |
| 52 | Objective Y = new Objective("Y", Sign.MIN); |
| 53 | |
| 54 | /** |
| 55 | * @throws java.lang.Exception |
| 56 | */ |
| 57 | @Before |
| 58 | public void setUp() throws Exception { |
| 59 | |
| 60 | isqiconf = new InsignificantSetQualityImprovementConfig(); |
| 61 | |
| 62 | o1.add(X, 2); |
| 63 | o1.add(Y, 6); |
| 64 | |
| 65 | o2.add(X, 4); |
| 66 | o2.add(Y, 3); |
| 67 | |
| 68 | o3.add(X, 6); |
| 69 | o3.add(Y, 1); |
| 70 | |
| 71 | o4.add(X, 8); |
| 72 | o4.add(Y, 0.5); |
| 73 | |
| 74 | i1.setObjectives(o1); |
| 75 | i2.setObjectives(o2); |
| 76 | i3.setObjectives(o3); |
| 77 | i4.setObjectives(o4); |
| 78 | |
| 79 | archive.add(i1); |
| 80 | archive.add(i2); |
| 81 | archive.add(i3); |
| 82 | archive.add(i4); |
| 83 | |
| 84 | o5.add(X, 30); |
| 85 | o5.add(Y, 0.5); |
| 86 | i5.setObjectives(o5); |
| 87 | |
| 88 | o6.add(X, 5); |
| 89 | o6.add(Y, 0.5); |
| 90 | i6.setObjectives(o6); |
| 91 | |
| 92 | o7.add(X, 1); |
| 93 | o7.add(Y, 0.5); |
| 94 | i7.setObjectives(o7); |
| 95 | |
| 96 | isqiconf.setComparisionGenerations(2); |
| 97 | List<ValueDifference> vDiffs = new LinkedList<ValueDifference>(); |
| 98 | vDiffs.add(isqiconf.new ValueDifference(X, 0.25, 0.1)); |
| 99 | vDiffs.add(isqiconf.new ValueDifference(Y, 0.25, 0.1)); |
| 100 | isqiconf.setValueDifferences(vDiffs); |
| 101 | if(!isqiconf.validateConfiguration()){ |
| 102 | throw new Exception(); |
| 103 | } |
| 104 | |
| 105 | } |
| 106 | |
| 107 | /** |
| 108 | * Test method for {@link de.uka.ipd.sdq.tcfmoop.terminationcriteria.AbstractTerminationCriterion#getEvaluationResult()}. |
| 109 | */ |
| 110 | @Test |
| 111 | public void testInsignificantChange() { |
| 112 | Population population = new Population(); |
| 113 | population.add(i1); |
| 114 | |
| 115 | //Insignificant Change |
| 116 | isqiccrit = new InsignificantSetQualityImprovementCriterion(isqiconf, population, archive); |
| 117 | isqiccrit.evaluate(0, 0); |
| 118 | assertFalse(isqiccrit.getEvaluationResult()); |
| 119 | isqiccrit.evaluate(0, 0); |
| 120 | assertFalse(isqiccrit.getEvaluationResult()); |
| 121 | archive.add(i6); |
| 122 | isqiccrit.evaluate(0, 0); |
| 123 | assertTrue(isqiccrit.getEvaluationResult()); |
| 124 | archive.remove(i6); |
| 125 | |
| 126 | } |
| 127 | |
| 128 | /** |
| 129 | * Test method for {@link de.uka.ipd.sdq.tcfmoop.terminationcriteria.AbstractTerminationCriterion#getEvaluationResult()}. |
| 130 | */ |
| 131 | @Test |
| 132 | public void testInsignificantChangeWithSignificantMinimum() { |
| 133 | Population population = new Population(); |
| 134 | population.add(i1); |
| 135 | |
| 136 | //Insignificant Change with significant minimum |
| 137 | isqiccrit = new InsignificantSetQualityImprovementCriterion(isqiconf, population, archive); |
| 138 | isqiccrit.evaluate(0, 0); |
| 139 | assertFalse(isqiccrit.getEvaluationResult()); |
| 140 | isqiccrit.evaluate(0, 0); |
| 141 | assertFalse(isqiccrit.getEvaluationResult()); |
| 142 | archive.add(i7); |
| 143 | isqiccrit.evaluate(0, 0); |
| 144 | assertFalse(isqiccrit.getEvaluationResult()); |
| 145 | archive.remove(i7); |
| 146 | |
| 147 | } |
| 148 | |
| 149 | /** |
| 150 | * Test method for {@link de.uka.ipd.sdq.tcfmoop.terminationcriteria.AbstractTerminationCriterion#getEvaluationResult()}. |
| 151 | */ |
| 152 | @Test |
| 153 | public void testSignificantChange() { |
| 154 | Population population = new Population(); |
| 155 | population.add(i1); |
| 156 | |
| 157 | //Significant Change |
| 158 | isqiccrit = new InsignificantSetQualityImprovementCriterion(isqiconf, population, archive); |
| 159 | isqiccrit.evaluate(0, 0); |
| 160 | assertFalse(isqiccrit.getEvaluationResult()); |
| 161 | isqiccrit.evaluate(0, 0); |
| 162 | assertFalse(isqiccrit.getEvaluationResult()); |
| 163 | archive.add(i5); |
| 164 | isqiccrit.evaluate(0, 0); |
| 165 | assertFalse(isqiccrit.getEvaluationResult()); |
| 166 | |
| 167 | } |
| 168 | |
| 169 | public class MyIndividual extends Individual{ |
| 170 | public MyIndividual(){ |
| 171 | this.setIndividualStatusListeners(new HashSet<IndividualStateListener>()); |
| 172 | } |
| 173 | } |
| 174 | |
| 175 | } |