Index: DamEngine/trunk/src/Deltares.DamEngine.Interface.Tests/ConversionHelperTests.cs
===================================================================
diff -u -r1977 -r2032
--- DamEngine/trunk/src/Deltares.DamEngine.Interface.Tests/ConversionHelperTests.cs	(.../ConversionHelperTests.cs)	(revision 1977)
+++ DamEngine/trunk/src/Deltares.DamEngine.Interface.Tests/ConversionHelperTests.cs	(.../ConversionHelperTests.cs)	(revision 2032)
@@ -204,7 +204,6 @@
         [TestCase(FailureMechanismSystemType.StabilityOutside, 1)]
         [TestCase(FailureMechanismSystemType.Piping, 2)]
         [TestCase(FailureMechanismSystemType.HorizontalBalance, 3)]
-        [TestCase(FailureMechanismSystemType.WtiStabilityInside, 4)]
         public void CanConvertToInputFailureMechanismSystemType(FailureMechanismSystemType failureMechanismSystemType, int inputFailureMechanismSystemType)
         {
             Assert.AreEqual(inputFailureMechanismSystemType, ConversionHelper.ConvertToInputFailureMechanismSystemType(failureMechanismSystemType));
@@ -215,13 +214,32 @@
         [TestCase(1, FailureMechanismSystemType.StabilityOutside)]
         [TestCase(2, FailureMechanismSystemType.Piping)]
         [TestCase(3, FailureMechanismSystemType.HorizontalBalance)]
-        [TestCase(4, FailureMechanismSystemType.WtiStabilityInside)]
         public void CanConvertToFailureMechanismSystemType(int inputFailureMechanismSystemType, FailureMechanismSystemType failureMechanismSystemType)
         {
             Assert.AreEqual(failureMechanismSystemType, ConversionHelper.ConvertToFailureMechanismSystemType(inputFailureMechanismSystemType));
         }
 
         [Test]
+        [TestCase(MStabModelType.Bishop, InputStabilityModelType.Bishop)]
+        [TestCase(MStabModelType.UpliftVan, InputStabilityModelType.UpliftVan)]
+        [TestCase(MStabModelType.BishopUpliftVan, InputStabilityModelType.BishopUpliftVan)]
+        [TestCase(MStabModelType.UpliftVanWti, InputStabilityModelType.UpliftVanWti)]
+        public void CanConvertToInputStabilityModelType(MStabModelType mStabModelType, InputStabilityModelType inputStabilityModelType)
+        {
+            Assert.AreEqual(inputStabilityModelType, ConversionHelper.ConvertToInputStabilityModelType(mStabModelType));
+        }
+
+        [Test]
+        [TestCase(InputStabilityModelType.Bishop, MStabModelType.Bishop)]
+        [TestCase(InputStabilityModelType.UpliftVan, MStabModelType.UpliftVan)]
+        [TestCase(InputStabilityModelType.BishopUpliftVan, MStabModelType.BishopUpliftVan)]
+        [TestCase(InputStabilityModelType.UpliftVanWti, MStabModelType.UpliftVanWti)]
+        public void CanConvertToMStabModelType(InputStabilityModelType inputStabilityModelType, MStabModelType mStabModelType)
+        {
+            Assert.AreEqual(mStabModelType, ConversionHelper.ConvertToStabilityModelType(inputStabilityModelType));
+        }
+
+        [Test]
         [TestCase(AnalysisType.AdaptGeometry, InputAnalysisType.AdaptGeometry)]
         [TestCase(AnalysisType.NoAdaption, InputAnalysisType.NoAdaption)]
         public void CanConvertToInputAnalysisType(AnalysisType analysisType, InputAnalysisType inputAnalysisType)
@@ -464,6 +482,7 @@
         [TestCase(MStabModelType.BishopUpliftVan, ConversionHelper.MStabModelTypeBishopUpliftVan)]
         [TestCase(MStabModelType.SpencerHigh, ConversionHelper.MStabModelTypeSpencerHigh)]
         [TestCase(MStabModelType.SpencerLow, ConversionHelper.MStabModelTypeSpencerLow)]
+        [TestCase(MStabModelType.UpliftVanWti, ConversionHelper.MStabModelTypeUpliftVanWti)]
         public void CanConvertToOutputMStabModelType(MStabModelType mStabModelType, int outputMStabModelType)
         {
             Assert.AreEqual(outputMStabModelType, ConversionHelper.ConvertToOutputMStabModelType(mStabModelType));
@@ -480,6 +499,7 @@
         [TestCase(ConversionHelper.MStabModelTypeBishopUpliftVan, MStabModelType.BishopUpliftVan)]
         [TestCase(ConversionHelper.MStabModelTypeSpencerHigh, MStabModelType.SpencerHigh)]
         [TestCase(ConversionHelper.MStabModelTypeSpencerLow, MStabModelType.SpencerLow)]
+        [TestCase(ConversionHelper.MStabModelTypeUpliftVanWti, MStabModelType.UpliftVanWti)]
         public void CanConvertToMStabModelType(int outputMStabModelType, MStabModelType mStabModelType)
         {
             Assert.AreEqual(mStabModelType, ConversionHelper.ConvertToMStabModelType(outputMStabModelType));
@@ -601,6 +621,7 @@
         [TestCase(DesignResultStabilityDesignResultsStabilityModelType.Bishop, MStabModelType.Bishop)]
         [TestCase(DesignResultStabilityDesignResultsStabilityModelType.UpliftVan, MStabModelType.UpliftVan)]
         [TestCase(DesignResultStabilityDesignResultsStabilityModelType.BishopUpliftVan, MStabModelType.BishopUpliftVan)]
+        [TestCase(DesignResultStabilityDesignResultsStabilityModelType.UpliftVanWti, MStabModelType.UpliftVanWti)]
         public void CanConvertToOutputStabilityModelType(DesignResultStabilityDesignResultsStabilityModelType outputStabilityModelType,
             MStabModelType stabilityModelType)
         {
@@ -611,6 +632,7 @@
         [TestCase(MStabModelType.Bishop, DesignResultStabilityDesignResultsStabilityModelType.Bishop)]
         [TestCase(MStabModelType.UpliftVan, DesignResultStabilityDesignResultsStabilityModelType.UpliftVan)]
         [TestCase(MStabModelType.BishopUpliftVan, DesignResultStabilityDesignResultsStabilityModelType.BishopUpliftVan)]
+        [TestCase(MStabModelType.UpliftVanWti, DesignResultStabilityDesignResultsStabilityModelType.UpliftVanWti)]
         public void CanConvertToStabilityModelType(MStabModelType stabilityModelType,
             DesignResultStabilityDesignResultsStabilityModelType outputStabilityModelType)
         {