Changeset 11865 for branches/HeuristicLab.Problems.GrammaticalOptimization/Test/TestInstances.cs

Timestamp:

02/02/15 20:41:11 (10 years ago)

Author:

gkronber

Message:

#2283: implemented royal tree problem and grid test for tree-based gp variants

File:

• branches/HeuristicLab.Problems.GrammaticalOptimization/Test/TestInstances.cs (modified) (2 diffs)

branches/HeuristicLab.Problems.GrammaticalOptimization/Test/TestInstances.cs

@@ -146 +146 @@
       Assert.AreEqual(89, p.Evaluate("?(m)(ll?(m)(r))mr"));
     }
-    [TestMethod]
-    public void TestRoyalTreeProblem() {
-      var p = new RoyalTreeProblem();
-      Console.WriteLine(p.Grammar);
-
-    }
+
     [TestMethod]
     public void TestRoyalRoadProblem() {
@@ -261 +256 @@
       Assert.AreEqual(1.0, p.Evaluate("a*b+c*d+e*f+a*g*i+c*f*j"), 1.0E-7);
     }
+
+    [TestMethod]
+    public void TestRoyalTreeProblem() {
+      var p = new RoyalTreeProblem(7);
+      Console.WriteLine(p.Grammar);
+
+      // examples from The Royal Tree Problem, a Benchmark for Single and Multi-population Genetic Programming (Punch, Zongker, Goodman)
+      Assert.AreEqual(4, p.Evaluate("ax"), 1.0E-7);
+      Assert.AreEqual(384.0, p.Evaluate("cbaxaxbaxaxbaxax"), 1.0E-7);
+      Assert.AreEqual(128.66, p.Evaluate("cbaxaxbaxaxbxx"), 1.0E-7);
+      Assert.AreEqual(64.66, p.Evaluate("cbaxaxxx"), 1.0E-7);
+
+    }
   }
 }