[11051] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[16057] | 3 | * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[11051] | 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 |
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| 22 | using System.IO;
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| 23 | using HeuristicLab.Algorithms.OffspringSelectionGeneticAlgorithm;
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| 24 | using HeuristicLab.Encodings.SymbolicExpressionTreeEncoding;
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| 25 | using HeuristicLab.Persistence.Default.Xml;
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| 26 | using HeuristicLab.Selection;
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| 27 | using Microsoft.VisualStudio.TestTools.UnitTesting;
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| 28 |
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| 29 | namespace HeuristicLab.Tests {
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| 30 | [TestClass]
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| 31 | public class GPMultiplexerSampleTest {
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[11514] | 32 | private const string SampleFileName = "GP_Multiplexer";
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[11051] | 33 |
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| 34 | [TestMethod]
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| 35 | [TestCategory("Samples.Create")]
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| 36 | [TestProperty("Time", "medium")]
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| 37 | public void CreateGpMultiplexerSampleTest() {
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| 38 | var ga = CreateGpMultiplexerSample();
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[11514] | 39 | string path = Path.Combine(SamplesUtils.SamplesDirectory, SampleFileName + SamplesUtils.SampleFileExtension);
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[11051] | 40 | XmlGenerator.Serialize(ga, path);
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| 41 | }
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| 42 | [TestMethod]
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| 43 | [TestCategory("Samples.Execute")]
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| 44 | [TestProperty("Time", "long")]
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| 45 | public void RunGpMultiplexerSampleTest() {
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| 46 | var osga = CreateGpMultiplexerSample();
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| 47 | osga.SetSeedRandomly.Value = false;
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| 48 | SamplesUtils.RunAlgorithm(osga);
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| 49 |
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[13163] | 50 | Assert.AreEqual(1856, SamplesUtils.GetDoubleResult(osga, "BestQuality"), 1E-8);
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| 51 | Assert.AreEqual(1784.76, SamplesUtils.GetDoubleResult(osga, "CurrentAverageQuality"), 1E-8);
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| 52 | Assert.AreEqual(1536, SamplesUtils.GetDoubleResult(osga, "CurrentWorstQuality"), 1E-8);
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| 53 | Assert.AreEqual(66900, SamplesUtils.GetIntResult(osga, "EvaluatedSolutions"));
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[11051] | 54 | }
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| 55 |
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| 56 | public static OffspringSelectionGeneticAlgorithm CreateGpMultiplexerSample() {
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[13163] | 57 | var problem = new HeuristicLab.Problems.GeneticProgramming.Boolean.MultiplexerProblem();
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[11051] | 58 | problem.Name = "11-Multiplexer Problem";
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[13163] | 59 | problem.Encoding.TreeLength = 50;
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| 60 | problem.Encoding.TreeDepth = 50;
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[11051] | 61 |
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| 62 | var osga = new OffspringSelectionGeneticAlgorithm();
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[13160] | 63 | osga.Name = "Genetic Programming - Multiplexer 11 Problem";
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[11051] | 64 | osga.Description = "A genetic programming algorithm that solves the 11-bit multiplexer problem.";
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| 65 | osga.Problem = problem;
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| 66 | SamplesUtils.ConfigureOsGeneticAlgorithmParameters<GenderSpecificSelector, SubtreeCrossover, MultiSymbolicExpressionTreeManipulator>
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| 67 | (osga, popSize: 100, elites: 1, maxGens: 50, mutationRate: 0.25);
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| 68 | osga.MaximumSelectionPressure.Value = 200;
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| 69 | return osga;
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| 70 |
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| 71 | }
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| 72 | }
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| 73 | }
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