source: stable/HeuristicLab.Tests/HeuristicLab-3.3/Samples/GPArtificialAntSampleTest.cs @ 13280

Last change on this file since 13280 was 13280, checked in by gkronber, 4 years ago

#2472: merged r12921,r12936:12938,r12940,r12947,r13055:13058,r13163,r13267,r13269 from trunk to stable

File size: 3.8 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2015 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
21
22using System.IO;
23using System.Linq;
24using HeuristicLab.Algorithms.GeneticAlgorithm;
25using HeuristicLab.Encodings.SymbolicExpressionTreeEncoding;
26using HeuristicLab.Persistence.Default.Xml;
27using HeuristicLab.Problems.GeneticProgramming.ArtificialAnt;
28using HeuristicLab.Selection;
29using Microsoft.VisualStudio.TestTools.UnitTesting;
30
31namespace HeuristicLab.Tests {
32  [TestClass]
33  public class GPArtificialAntSampleTest {
34    private const string SampleFileName = "SGP_SantaFe";
35
36    [TestMethod]
37    [TestCategory("Samples.Create")]
38    [TestProperty("Time", "medium")]
39    public void CreateGpArtificialAntSampleTest() {
40      var ga = CreateGpArtificialAntSample();
41      string path = Path.Combine(SamplesUtils.SamplesDirectory, SampleFileName + SamplesUtils.SampleFileExtension);
42      XmlGenerator.Serialize(ga, path);
43    }
44
45    [TestMethod]
46    [TestCategory("Samples.Execute")]
47    [TestProperty("Time", "long")]
48    public void RunGpArtificialAntSampleTest() {
49      var ga = CreateGpArtificialAntSample();
50      ga.SetSeedRandomly.Value = false;
51      SamplesUtils.RunAlgorithm(ga);
52      Assert.AreEqual(81, SamplesUtils.GetDoubleResult(ga, "BestQuality"));
53      Assert.AreEqual(48.19, SamplesUtils.GetDoubleResult(ga, "CurrentAverageQuality"));
54      Assert.AreEqual(0, SamplesUtils.GetDoubleResult(ga, "CurrentWorstQuality"));
55      Assert.AreEqual(50950, SamplesUtils.GetIntResult(ga, "EvaluatedSolutions"));
56    }
57
58    public GeneticAlgorithm CreateGpArtificialAntSample() {
59      GeneticAlgorithm ga = new GeneticAlgorithm();
60
61      #region Problem Configuration
62      Problem antProblem = new Problem();
63      antProblem.BestKnownQuality = 89;
64      antProblem.Encoding.TreeDepth = 10;
65      antProblem.Encoding.TreeLength = 100;
66      antProblem.Encoding.FunctionDefinitions = 3;
67      antProblem.Encoding.FunctionArguments = 3;
68      antProblem.MaxTimeSteps.Value = 600;
69      #endregion
70      #region Algorithm Configuration
71      ga.Name = "Genetic Programming - Artificial Ant";
72      ga.Description = "A standard genetic programming algorithm to solve the artificial ant problem (Santa-Fe trail)";
73      ga.Problem = antProblem;
74      SamplesUtils.ConfigureGeneticAlgorithmParameters<TournamentSelector, SubtreeCrossover, MultiSymbolicExpressionTreeArchitectureManipulator>(
75        ga, 1000, 1, 50, 0.15, 5);
76      var mutator = (MultiSymbolicExpressionTreeArchitectureManipulator)ga.Mutator;
77      mutator.Operators.SetItemCheckedState(mutator.Operators
78        .OfType<FullTreeShaker>()
79        .Single(), false);
80      mutator.Operators.SetItemCheckedState(mutator.Operators
81        .OfType<OnePointShaker>()
82        .Single(), false);
83      mutator.Operators.SetItemCheckedState(mutator.Operators
84        .OfType<ArgumentDeleter>()
85        .Single(), false);
86      mutator.Operators.SetItemCheckedState(mutator.Operators
87        .OfType<SubroutineDeleter>()
88        .Single(), false);
89      #endregion
90
91      return ga;
92    }
93  }
94}
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