Free cookie consent management tool by TermsFeed Policy Generator

source: branches/2435-alglib_3_15/HeuristicLab.Tests/HeuristicLab.Scripting-3.3/GridSearchRFRegressionScriptTest.cs @ 17034

Last change on this file since 17034 was 17034, checked in by mkommend, 5 years ago

#2435: Updated branch with most recent trunk changes.

File size: 3.4 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2019 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 HEAL.Attic;
25using HeuristicLab.Problems.DataAnalysis;
26using HeuristicLab.Problems.Instances.DataAnalysis;
27using HeuristicLab.Scripting;
28using Microsoft.VisualStudio.TestTools.UnitTesting;
29
30namespace HeuristicLab.Tests {
31  [TestClass]
32  public class GridSearchRFRegressionScriptTest {
33    private const string ScriptFileName = "GridSearch_RF_Regression_Script";
34    private const string ScriptItemName = "Grid Search Random Forest Script - Regression";
35    private const string ScriptItemDescription = "A script that runs a grid search for random forest parameters for solving symbolic regression problems";
36    private const string ProblemInstanceName = "Keijzer 3 f(x) = 0.3 * x *sin(2 * PI * x); Interval [-3, 3]";
37    private const string ProblemInstanceDataVaribleName = "problem";
38    private const string BestSolutionVariableName = "bestSolution";
39
40    private static readonly ProtoBufSerializer serializer = new ProtoBufSerializer();
41
42    [TestMethod]
43    [TestCategory("Scripts.Create")]
44    [TestProperty("Time", "short")]
45    public void CreateGridSearchRFRegressionScriptTest() {
46      var script = CreateGridSearchRFRegressionScript();
47      string path = Path.Combine(ScriptingUtils.ScriptsDirectory, ScriptFileName + ScriptingUtils.ScriptFileExtension);
48      serializer.Serialize(script, path);
49    }
50
51    [TestMethod]
52    [TestCategory("Scripts.Execute")]
53    [TestProperty("Time", "long")]
54    public void RunGridSearchRFRegressionScriptTest() {
55      var script = CreateGridSearchRFRegressionScript();
56
57      script.Compile();
58      ScriptingUtils.RunScript(script);
59
60      var bestSolution = ScriptingUtils.GetVariable<IRegressionSolution>(script, BestSolutionVariableName);
61      Assert.AreEqual(0.968329534139836, bestSolution.TrainingRSquared, 1E-8);
62      Assert.AreEqual(0.982380790563445, bestSolution.TestRSquared, 1E-8);
63    }
64
65    private CSharpScript CreateGridSearchRFRegressionScript() {
66      var script = new CSharpScript {
67        Name = ScriptItemName,
68        Description = ScriptItemDescription
69      };
70      #region Variables
71      var provider = new KeijzerInstanceProvider();
72      var instance = (ArtificialRegressionDataDescriptor)provider.GetDataDescriptors().Single(x => x.Name == ProblemInstanceName);
73      var data = instance.GenerateRegressionData();
74      script.VariableStore.Add(ProblemInstanceDataVaribleName, data);
75      #endregion
76      #region Code
77      script.Code = ScriptSources.GridSearchRFRegressionScriptSource;
78      #endregion
79      return script;
80    }
81  }
82}
Note: See TracBrowser for help on using the repository browser.