1 | using HeuristicLab.Permutation;
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2 | using Microsoft.VisualStudio.TestTools.UnitTesting;
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3 | using HeuristicLab.Core;
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4 |
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5 | namespace HeuristicLab.Permutation.Tests
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6 | {
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7 |
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8 |
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9 | /// <summary>
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10 | ///This is a test class for CyclicCrossover2Test and is intended
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11 | ///to contain all CyclicCrossover2Test Unit Tests
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12 | ///</summary>
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13 | [TestClass()]
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14 | public class CyclicCrossover2Test {
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15 |
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16 |
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17 | private TestContext testContextInstance;
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18 |
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19 | /// <summary>
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20 | ///Gets or sets the test context which provides
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21 | ///information about and functionality for the current test run.
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22 | ///</summary>
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23 | public TestContext TestContext {
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24 | get {
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25 | return testContextInstance;
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26 | }
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27 | set {
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28 | testContextInstance = value;
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29 | }
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30 | }
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31 |
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32 | #region Additional test attributes
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33 | //
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34 | //You can use the following additional attributes as you write your tests:
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35 | //
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36 | //Use ClassInitialize to run code before running the first test in the class
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37 | //[ClassInitialize()]
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38 | //public static void MyClassInitialize(TestContext testContext)
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39 | //{
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40 | //}
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41 | //
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42 | //Use ClassCleanup to run code after all tests in a class have run
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43 | //[ClassCleanup()]
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44 | //public static void MyClassCleanup()
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45 | //{
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46 | //}
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47 | //
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48 | //Use TestInitialize to run code before running each test
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49 | //[TestInitialize()]
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50 | //public void MyTestInitialize()
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51 | //{
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52 | //}
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53 | //
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54 | //Use TestCleanup to run code after each test has run
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55 | //[TestCleanup()]
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56 | //public void MyTestCleanup()
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57 | //{
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58 | //}
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59 | //
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60 | #endregion
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61 |
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62 |
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63 | /// <summary>
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64 | ///A test for Cross
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65 | ///</summary>
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66 | [TestMethod()]
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67 | [DeploymentItem("HeuristicLab.Permutation-3.3.dll")]
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68 | public void CyclicCrossover2CrossTest() {
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69 | TestRandom random = new TestRandom();
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70 | CyclicCrossover2_Accessor target = new CyclicCrossover2_Accessor(new PrivateObject(typeof(CyclicCrossover2)));
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71 | // perform a test with more than two parents
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72 | random.Reset();
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73 | bool exceptionFired = false;
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74 | try {
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75 | target.Cross(random, new ItemArray<Permutation>(new Permutation[] {
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76 | new Permutation(4), new Permutation(4), new Permutation(4)}));
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77 | } catch (System.InvalidOperationException) {
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78 | exceptionFired = true;
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79 | }
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80 | Assert.IsTrue(exceptionFired);
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81 | }
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82 |
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83 | /// <summary>
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84 | ///A test for Apply
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85 | ///</summary>
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86 | [TestMethod()]
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87 | public void CyclicCrossover2ApplyTest() {
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88 | TestRandom random = new TestRandom();
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89 | Permutation parent1, parent2, expected, actual;
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90 | // The following test is based on an example from Affenzeller, M. et al. 2009. Genetic Algorithms and Genetic Programming - Modern Concepts and Practical Applications. CRC Press. pp. 134.
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91 | random.Reset();
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92 | random.IntNumbers = new int[] { 0 };
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93 | parent1 = new Permutation(new int[] { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 });
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94 | Assert.IsTrue(parent1.Validate());
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95 | parent2 = new Permutation(new int[] { 2, 5, 6, 0, 7, 1, 3, 8, 4, 9 });
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96 | Assert.IsTrue(parent2.Validate());
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97 | expected = new Permutation(new int[] { 0, 5, 2, 3, 7, 1, 6, 8, 4, 9 });
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98 | Assert.IsTrue(expected.Validate());
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99 | actual = CyclicCrossover2.Apply(random, parent1, parent2);
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100 | Assert.IsTrue(actual.Validate());
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101 | Assert.IsTrue(Auxiliary.PermutationIsEqualByPosition(expected, actual));
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102 |
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103 | // perform a test when the two permutations are of unequal length
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104 | random.Reset();
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105 | bool exceptionFired = false;
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106 | try {
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107 | CyclicCrossover.Apply(random, new Permutation(8), new Permutation(6));
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108 | } catch (System.ArgumentException) {
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109 | exceptionFired = true;
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110 | }
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111 | Assert.IsTrue(exceptionFired);
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112 | }
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113 |
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114 | /// <summary>
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115 | ///A test for CyclicCrossover2 Constructor
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116 | ///</summary>
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117 | [TestMethod()]
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118 | public void CyclicCrossover2ConstructorTest() {
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119 | CyclicCrossover2 target = new CyclicCrossover2();
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120 | }
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121 | }
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122 | }
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