Index: DamEngine/trunk/src/Deltares.DamEngine.Calculators.Tests/KernelWrappers/MacroStabilityCommon/MacroStabilityIoTests.cs
===================================================================
diff -u -r2947 -r2948
--- DamEngine/trunk/src/Deltares.DamEngine.Calculators.Tests/KernelWrappers/MacroStabilityCommon/MacroStabilityIoTests.cs	(.../MacroStabilityIoTests.cs)	(revision 2947)
+++ DamEngine/trunk/src/Deltares.DamEngine.Calculators.Tests/KernelWrappers/MacroStabilityCommon/MacroStabilityIoTests.cs	(.../MacroStabilityIoTests.cs)	(revision 2948)
@@ -134,33 +134,58 @@
             return upliftVanCalculationGrid;
         }
 
-        private Data.Geometry.Waternet CreateExampleWaternet()
+        private static Waternet CreateExampleWaternet()
         {
-            var waterNet = new Data.Geometry.Waternet()
+            var waterNet = new Waternet
             {
                 IsGenerated = false,
                 UnitWeight = 9.81,
                 Name = "Test Waternet",
             };
-            var phreaticLine = new Data.Geometry.PhreaticLine()
+
+            var random = new Random(21);
+            var phreaticLine = new PhreaticLine
             {
                 Name = "Test Phreatic line"
             };
             waterNet.PhreaticLine = phreaticLine;
-            var headLine = new HeadLine()
+            SetGeometry(phreaticLine, random.Next());
+
+            // Head line
+            const int nrOfHeadLines = 10;
+            for (int i = 0; i < nrOfHeadLines; i++)
             {
-                Name = "Test Head line"
-            };
-            waterNet.HeadLineList.Add(headLine);
-            var waternetLine = new Data.Geometry.WaternetLine()
+                var headLine = new HeadLine
+                {
+                    Name = $"Test Head line{i}"
+                };
+                SetGeometry(headLine, random.Next());
+                waterNet.HeadLineList.Add(headLine);
+            }
+
+            // Waternet line
+            for (int i = 0; i < nrOfHeadLines; i++)
             {
-                Name = "Test waternet line",
-                HeadLine = headLine
-            };
-            waterNet.WaternetLineList.Add(waternetLine);
+                var waternetLine = new WaternetLine
+                {
+                    Name = $"Test Waternet line {i}",
+                    HeadLine = waterNet.HeadLineList[i]
+                };
+                SetGeometry(waternetLine, random.Next());
+                waterNet.WaternetLineList.Add(waternetLine);
+            }
+
             return waterNet;
         }
 
+        private static void SetGeometry(GeometryPointString geometry, int seed)
+        {
+            var random = new Random(seed);
+            for (int i = 0; i < 10; i++)
+            {
+                geometry.CalcPoints.Add(new Point2D(random.NextDouble(), random.NextDouble()));
+            }
+        }
 
         private void CompareTrafficLoad(TrafficLoad expectedTrafficLoad, TrafficLoad actualTrafficLoad)
         {
@@ -202,11 +227,7 @@
         {
             Assert.AreEqual(expectedWaternet.Name, actualWaternet.Name);
             CompareLine(expectedWaternet.PhreaticLine, actualWaternet.PhreaticLine);
-
-            // Head Lines 
             CompareWaternetHeadLines(expectedWaternet.HeadLineList, actualWaternet.HeadLineList);
-
-            // Waternet lines
             CompareWaternetLines(actualWaternet.WaternetLineList, expectedWaternet.WaternetLineList);
         }