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source: branches/HeuristicLab.Problems.MultiObjectiveTestFunctions/MultiObjectiveTestfunctionTests/SpacingTest.cs @ 14113

Last change on this file since 14113 was 14111, checked in by mkommend, 8 years ago

#1087: Change plugin and folder name from HeuristicLab.Problems.MultiObjectiveTestFunctions to HeuristicLab.Problems.Testfunctions.MultiObjective and adapted namespaces and projects accordingly.

File size: 4.2 KB
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1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
4 *
5 * This file is part of HeuristicLab.
6 *
7 * HeuristicLab is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
11 *
12 * HeuristicLab is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
19 */
20#endregion
21using System;
22using HeuristicLab.Problems.TestFunctions.MultiObjective;
23using Microsoft.VisualStudio.TestTools.UnitTesting;
24
25namespace MultiObjectiveTestfunctionTests {
26  [TestClass]
27  public class SpacingTest {
28
29
30    [TestMethod]
31    [ExpectedException(typeof(ArgumentException))]
32    [TestCategory("Problems.TestFunctions")]
33    [TestProperty("Time", "short")]
34    public void EmptyFrontTest() {
35      double[][] front = { };
36
37      Spacing.Calculate(front);
38    }
39
40    [TestMethod]
41    [TestCategory("Problems.TestFunctions")]
42    [TestProperty("Time", "short")]
43    public void SamePointTest() {
44
45      double[] point = new double[2];
46      point[0] = 0.5;
47      point[1] = 0.5;
48
49      double[] point1 = new double[2];
50      point1[0] = 0.5;
51      point1[1] = 0.5;
52      double[][] front = { point, point1 };
53      double dist = Spacing.Calculate(front);
54      Assert.AreEqual(0, dist);
55    }
56
57    [TestMethod]
58    [TestCategory("Problems.TestFunctions")]
59    [TestProperty("Time", "short")]
60    public void SinglePointTest() {
61      double[] point = new double[2];
62      point[0] = 0;
63      point[1] = 0;
64      double[][] front = { point };
65      double dist = Spacing.Calculate(front);
66      Assert.AreEqual(0, dist);
67    }
68
69    [TestMethod]
70    [TestCategory("Problems.TestFunctions")]
71    [TestProperty("Time", "short")]
72    public void QuadraticTest() {
73      double[] point = new double[2];
74      point[0] = 0;
75      point[1] = 0;
76      double[] point1 = new double[2];
77      point1[0] = 0;
78      point1[1] = 1;
79
80      double[] point2 = new double[2];
81      point2[0] = 1;
82      point2[1] = 0;
83      double[] point3 = new double[2];
84      point3[0] = 1;
85      point3[1] = 1;
86      double[][] front = { point, point1, point2, point3 };
87      double dist = Spacing.Calculate(front);
88      Assert.AreEqual(0, dist);
89    }
90
91    [TestMethod]
92    [TestCategory("Problems.TestFunctions")]
93    [TestProperty("Time", "short")]
94    public void RectangularTest() {
95      double[] point = new double[2];
96      point[0] = 0;
97      point[1] = 0;
98      double[] point1 = new double[2];
99      point1[0] = 0;
100      point1[1] = 1;
101
102      double[] point2 = new double[2];
103      point2[0] = 2;
104      point2[1] = 0;
105      double[] point3 = new double[2];
106      point3[0] = 2;
107      point3[1] = 1;
108      double[][] front = { point, point1, point2, point3 };
109      double dist = Spacing.Calculate(front);
110      Assert.AreEqual(0, dist);
111    }
112
113    /// <summary>
114    /// deltoid with 3 points of the 1-unit-square and the northeastern point at 4,4
115    /// which gives d=(1,1,1,5) for minimal distances. Mean of d is 2 and variance of d is 3
116    /// Spacing is defined as the standarddeviation of d
117    /// </summary>
118    [TestMethod]
119    [TestCategory("Problems.TestFunctions")]
120    [TestProperty("Time", "short")]
121    public void DeltoidTest() {
122      double[] point = new double[2];
123      point[0] = 0;
124      point[1] = 0;
125      double[] point1 = new double[2];
126      point1[0] = 0;
127      point1[1] = 1;
128
129      double[] point2 = new double[2];
130      point2[0] = 1;
131      point2[1] = 0;
132      double[] point3 = new double[2];
133      point3[0] = 4;
134      point3[1] = 4;
135      double[][] front = { point, point1, point2, point3 };
136      double dist = Spacing.Calculate(front);
137      Assert.AreEqual(Math.Sqrt(3), dist);
138    }
139
140
141  }
142
143
144}
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