Index: src/Deltares.DSoilModel.Data.Tests/DSoilModelTransformerTests.cs
===================================================================
diff -u -r134 -r300
--- src/Deltares.DSoilModel.Data.Tests/DSoilModelTransformerTests.cs	(.../DSoilModelTransformerTests.cs)	(revision 134)
+++ src/Deltares.DSoilModel.Data.Tests/DSoilModelTransformerTests.cs	(.../DSoilModelTransformerTests.cs)	(revision 300)
@@ -1,6 +1,5 @@
 using System;
 using System.Reflection;
-using System.Runtime.Serialization;
 using Deltares.Geotechnics;
 using Deltares.Probabilistic;
 using Deltares.Standard;
@@ -36,7 +35,6 @@
             return (Stochast)instance.GetType().GetMethod("FindAutoStochastProperty", BindingFlags.NonPublic | BindingFlags.Instance).Invoke(instance, new[] {obj, property});
         }
 
-        [Test]
         [TestCase(typeof(Soil))]
         [TestCase(typeof(PreConsolidationStress))]
         public void TestFindAutoStochastProperty(Type objType) 
@@ -51,6 +49,13 @@
         }
 
         [Test]
+        public void FindAutoStochastPropertyTest_ReturnsNullForUnknownProperty()
+        {
+            Assert.IsNull(FindAutoStochastProperty(new SosSoilLayer1D(), "Property"));
+            Assert.IsNull(FindAutoStochastProperty(new SosSoilLayer1D(), null));
+        }
+
+        [Test]
         [TestCase(typeof(Soil), "Cohesion")]
         [TestCase(typeof(Soil), "BeddingAngle")]
         [TestCase(typeof(PreConsolidationStress), "StressValue")]
@@ -66,5 +71,13 @@
             Assert.AreEqual(changedValue, deterministicProperty.GetValue(obj, null)); // deterministic property indeed changed
             Assert.AreNotEqual(changedValue, stochasticProperty.Mean); // but stochastic property remained its mean value
         }
+
+        [Test]
+        public void GetTransformedValueTest_ReturnsInitialValueIfNotSupported()
+        {
+            var transformer = new DSoilModelTransformer();
+            Assert.AreEqual(44, transformer.GetTransformedValue(new SosSoilLayer1D(), "Property", 44));
+            Assert.AreEqual(54, transformer.SetTransformedValue(new SosSoilLayer1D(), "Property", 54));
+        }
     }
 }