| 1 | #region License Information
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| 2 | /* HeuristicLab
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| 3 | * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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| 4 | *
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| 5 | * This file is part of HeuristicLab.
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| 6 | *
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| 7 | * HeuristicLab is free software: you can redistribute it and/or modify
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| 8 | * it under the terms of the GNU General Public License as published by
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| 9 | * the Free Software Foundation, either version 3 of the License, or
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| 10 | * (at your option) any later version.
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| 11 | *
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| 12 | * HeuristicLab is distributed in the hope that it will be useful,
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| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | * GNU General Public License for more details.
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| 16 | *
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| 17 | * You should have received a copy of the GNU General Public License
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| 18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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| 19 | */
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| 20 | #endregion
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| 21 | using System;
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| 22 | using HeuristicLab.Problems.MultiObjectiveTestFunctions;
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| 23 | using Microsoft.VisualStudio.TestTools.UnitTesting;
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| 24 |
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| 25 | namespace MultiObjectiveTestfunctionTests {
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| 26 | [TestClass]
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| 27 | public class SpacingTest {
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| 28 |
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| 29 |
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| 30 |
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| 31 |
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| 32 | [TestMethod]
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| 33 | [ExpectedException(typeof(ArgumentException))]
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| 34 | [TestCategory("Problems.TestFunctions")]
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| 35 | [TestProperty("Time", "short")]
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| 36 | public void EmptyFrontTest() {
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| 37 | double[][] front = { };
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| 38 |
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| 39 | Spacing.Calculate(front);
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| 40 | }
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| 41 |
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| 42 | [TestMethod]
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| 43 | [TestCategory("Problems.TestFunctions")]
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| 44 | [TestProperty("Time", "short")]
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| 45 | public void SamePointTest() {
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| 46 |
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| 47 | double[] point = new double[2];
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| 48 | point[0] = 0.5;
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| 49 | point[1] = 0.5;
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| 50 |
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| 51 | double[] point1 = new double[2];
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| 52 | point1[0] = 0.5;
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| 53 | point1[1] = 0.5;
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| 54 | double[][] front = { point, point1 };
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| 55 | double dist = Spacing.Calculate(front);
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| 56 | Assert.AreEqual(0, dist);
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| 57 | }
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| 58 |
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| 59 | [TestMethod]
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| 60 | [TestCategory("Problems.TestFunctions")]
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| 61 | [TestProperty("Time", "short")]
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| 62 | public void SinglePointTest() {
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| 63 | double[] point = new double[2];
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| 64 | point[0] = 0;
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| 65 | point[1] = 0;
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| 66 | double[][] front = { point };
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| 67 | double dist = Spacing.Calculate(front);
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| 68 | Assert.AreEqual(0, dist);
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| 69 | }
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| 70 |
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| 71 | [TestMethod]
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| 72 | [TestCategory("Problems.TestFunctions")]
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| 73 | [TestProperty("Time", "short")]
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| 74 | public void QuadraticTest() {
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| 75 | double[] point = new double[2];
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| 76 | point[0] = 0;
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| 77 | point[1] = 0;
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| 78 | double[] point1 = new double[2];
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| 79 | point1[0] = 0;
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| 80 | point1[1] = 1;
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| 81 |
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| 82 | double[] point2 = new double[2];
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| 83 | point2[0] = 1;
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| 84 | point2[1] = 0;
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| 85 | double[] point3 = new double[2];
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| 86 | point3[0] = 1;
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| 87 | point3[1] = 1;
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| 88 | double[][] front = { point, point1, point2, point3 };
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| 89 | double dist = Spacing.Calculate(front);
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| 90 | Assert.AreEqual(0, dist);
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| 91 | }
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| 92 |
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| 93 | [TestMethod]
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| 94 | [TestCategory("Problems.TestFunctions")]
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| 95 | [TestProperty("Time", "short")]
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| 96 | public void RectangularTest() {
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| 97 | double[] point = new double[2];
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| 98 | point[0] = 0;
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| 99 | point[1] = 0;
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| 100 | double[] point1 = new double[2];
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| 101 | point1[0] = 0;
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| 102 | point1[1] = 1;
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| 103 |
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| 104 | double[] point2 = new double[2];
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| 105 | point2[0] = 2;
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| 106 | point2[1] = 0;
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| 107 | double[] point3 = new double[2];
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| 108 | point3[0] = 2;
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| 109 | point3[1] = 1;
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| 110 | double[][] front = { point, point1, point2, point3 };
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| 111 | double dist = Spacing.Calculate(front);
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| 112 | Assert.AreEqual(0, dist);
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| 113 | }
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| 114 |
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| 115 | /// <summary>
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| 116 | /// deltoid with 3 points of the 1-unit-square and the northeastern point at 4,4
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| 117 | /// which gives d=(1,1,1,5) for minimal distances. Mean of d is 2 and variance of d is 3
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| 118 | /// Spacing is defined as the standarddeviation of d
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| 119 | /// </summary>
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| 120 | [TestMethod]
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| 121 | [TestCategory("Problems.TestFunctions")]
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| 122 | [TestProperty("Time", "short")]
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| 123 | public void DeltoidTest() {
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| 124 | double[] point = new double[2];
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| 125 | point[0] = 0;
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| 126 | point[1] = 0;
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| 127 | double[] point1 = new double[2];
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| 128 | point1[0] = 0;
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| 129 | point1[1] = 1;
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| 130 |
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| 131 | double[] point2 = new double[2];
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| 132 | point2[0] = 1;
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| 133 | point2[1] = 0;
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| 134 | double[] point3 = new double[2];
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| 135 | point3[0] = 4;
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| 136 | point3[1] = 4;
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| 137 | double[][] front = { point, point1, point2, point3 };
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| 138 | double dist = Spacing.Calculate(front);
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| 139 | Assert.AreEqual(Math.Sqrt(3), dist);
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| 140 | }
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| 141 |
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| 142 |
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| 143 | }
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| 144 |
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| 145 |
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| 146 | }
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