Index: DamEngine/trunk/src/Deltares.DamEngine.Interface.Tests/ConversionHelperTests.cs
===================================================================
diff -u -r2111 -r2173
--- DamEngine/trunk/src/Deltares.DamEngine.Interface.Tests/ConversionHelperTests.cs	(.../ConversionHelperTests.cs)	(revision 2111)
+++ DamEngine/trunk/src/Deltares.DamEngine.Interface.Tests/ConversionHelperTests.cs	(.../ConversionHelperTests.cs)	(revision 2173)
@@ -200,26 +200,45 @@
         }
 
         [Test]
-        [TestCase(FailureMechanismSystemType.StabilityInside, 0)]
-        [TestCase(FailureMechanismSystemType.StabilityOutside, 1)]
-        [TestCase(FailureMechanismSystemType.Piping, 2)]
-        [TestCase(FailureMechanismSystemType.HorizontalBalance, 3)]
+        [TestCase(FailureMechanismSystemType.StabilityInside, ConversionHelper.InputFailureMechanismStabilityInside)]
+        [TestCase(FailureMechanismSystemType.StabilityOutside, ConversionHelper.InputFailureMechanismStabilityOutside)]
+        [TestCase(FailureMechanismSystemType.Piping, ConversionHelper.InputFailureMechanismPiping)]
+        [TestCase(FailureMechanismSystemType.HorizontalBalance, ConversionHelper.InputFailureMechanismHorizontalBalance)]
         public void CanConvertToInputFailureMechanismSystemType(FailureMechanismSystemType failureMechanismSystemType, int inputFailureMechanismSystemType)
         {
             Assert.AreEqual(inputFailureMechanismSystemType, ConversionHelper.ConvertToInputFailureMechanismSystemType(failureMechanismSystemType));
         }
 
         [Test]
-        [TestCase(0, FailureMechanismSystemType.StabilityInside)]
-        [TestCase(1, FailureMechanismSystemType.StabilityOutside)]
-        [TestCase(2, FailureMechanismSystemType.Piping)]
-        [TestCase(3, FailureMechanismSystemType.HorizontalBalance)]
+        [TestCase(ConversionHelper.InputFailureMechanismStabilityInside, FailureMechanismSystemType.StabilityInside)]
+        [TestCase(ConversionHelper.InputFailureMechanismStabilityOutside, FailureMechanismSystemType.StabilityOutside)]
+        [TestCase(ConversionHelper.InputFailureMechanismPiping, FailureMechanismSystemType.Piping)]
+        [TestCase(ConversionHelper.InputFailureMechanismHorizontalBalance, FailureMechanismSystemType.HorizontalBalance)]
         public void CanConvertToFailureMechanismSystemType(int inputFailureMechanismSystemType, FailureMechanismSystemType failureMechanismSystemType)
         {
             Assert.AreEqual(failureMechanismSystemType, ConversionHelper.ConvertToFailureMechanismSystemType(inputFailureMechanismSystemType));
         }
+       [Test]
+        [TestCase(SegmentFailureMechanismType.All, ConversionHelper.InputSegmentFailureMechanismAll)]
+        [TestCase(SegmentFailureMechanismType.Stability, ConversionHelper.InputSegmentFailureMechanismStability)]
+        [TestCase(SegmentFailureMechanismType.Piping, ConversionHelper.InputSegmentFailureMechanismPiping)]
+        [TestCase(SegmentFailureMechanismType.Liquefaction, ConversionHelper.InputSegmentFailureMechanismLiquefaction)]
+        public void CanConvertToInputFailureMechanismSystemType(SegmentFailureMechanismType failureMechanismSystemType, int inputFailureMechanismSystemType)
+        {
+            Assert.AreEqual(inputFailureMechanismSystemType, ConversionHelper.ConvertToInputSegmentFailureMechanismSystemType(failureMechanismSystemType));
+        }
 
         [Test]
+        [TestCase(ConversionHelper.InputSegmentFailureMechanismAll, SegmentFailureMechanismType.All)]
+        [TestCase(ConversionHelper.InputSegmentFailureMechanismStability, SegmentFailureMechanismType.Stability)]
+        [TestCase(ConversionHelper.InputSegmentFailureMechanismPiping, SegmentFailureMechanismType.Piping)]
+        [TestCase(ConversionHelper.InputSegmentFailureMechanismLiquefaction, SegmentFailureMechanismType.Liquefaction)]
+        public void CanConvertToFailureMechanismSystemType(int inputFailureMechanismSystemType, SegmentFailureMechanismType failureMechanismSystemType)
+        {
+            Assert.AreEqual(failureMechanismSystemType, ConversionHelper.ConvertToSegmentFailureMechanismSystemType(inputFailureMechanismSystemType));
+        }
+
+        [Test]
         [TestCase(MStabModelType.Bishop, InputStabilityModelType.Bishop)]
         [TestCase(MStabModelType.UpliftVan, InputStabilityModelType.UpliftVan)]
         [TestCase(MStabModelType.BishopUpliftVan, InputStabilityModelType.BishopUpliftVan)]