Index: DamEngine/trunk/src/Deltares.DamEngine.Calculators.Tests/KernelWrappers/MacroStabilityCommon/ConversionHelperTests.cs
===================================================================
diff -u -r1997 -r2002
--- DamEngine/trunk/src/Deltares.DamEngine.Calculators.Tests/KernelWrappers/MacroStabilityCommon/ConversionHelperTests.cs	(.../ConversionHelperTests.cs)	(revision 1997)
+++ DamEngine/trunk/src/Deltares.DamEngine.Calculators.Tests/KernelWrappers/MacroStabilityCommon/ConversionHelperTests.cs	(.../ConversionHelperTests.cs)	(revision 2002)
@@ -146,5 +146,24 @@
             Assert.AreEqual(0, result.Differences.Count, "Differences found converting/reconverting Soil");
         }
         #endregion
+
+        #region WaterpressureInterpolationModel
+        [TestCase(Data.Geotechnics.WaterpressureInterpolationModel.Automatic, WaterpressureInterpolationModel.Automatic)]
+        [TestCase(Data.Geotechnics.WaterpressureInterpolationModel.Hydrostatic, WaterpressureInterpolationModel.Hydrostatic)]
+        public static void CanConvertToMacroStabilityWaterpressureInterpolationModel(
+            Data.Geotechnics.WaterpressureInterpolationModel damWaterpressureInterpolationModel, WaterpressureInterpolationModel waterpressureInterpolationModel)
+        {
+            Assert.AreEqual(waterpressureInterpolationModel, ConversionHelper.ConvertToMacroStabilityWaterpressureInterpolationModel(damWaterpressureInterpolationModel));
+        }
+
+        [TestCase(WaterpressureInterpolationModel.Automatic, Data.Geotechnics.WaterpressureInterpolationModel.Automatic)]
+        [TestCase(WaterpressureInterpolationModel.Hydrostatic, Data.Geotechnics.WaterpressureInterpolationModel.Hydrostatic)]
+        public static void CanConvertToDamWaterpressureInterpolationModel(
+            WaterpressureInterpolationModel waterpressureInterpolationModel, Data.Geotechnics.WaterpressureInterpolationModel damWaterpressureInterpolationModel)
+        {
+            Assert.AreEqual(damWaterpressureInterpolationModel, ConversionHelper.ConvertToDamWaterpressureInterpolationModel(waterpressureInterpolationModel));
+        }
+        #endregion
+
     }
 }