Index: Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.Data.Test/SoilProfile/MacroStabilityInwardsSoilProfile2DTest.cs
===================================================================
diff -u -r1a3f904157a3f86e702ea8086bee67e780da7856 -rc432b03eeb30f4f73cb75bdbadd18807c0364e77
--- Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.Data.Test/SoilProfile/MacroStabilityInwardsSoilProfile2DTest.cs	(.../MacroStabilityInwardsSoilProfile2DTest.cs)	(revision 1a3f904157a3f86e702ea8086bee67e780da7856)
+++ Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.Data.Test/SoilProfile/MacroStabilityInwardsSoilProfile2DTest.cs	(.../MacroStabilityInwardsSoilProfile2DTest.cs)	(revision c432b03eeb30f4f73cb75bdbadd18807c0364e77)
@@ -311,31 +311,33 @@
 
         private static MacroStabilityInwardsSoilLayer2D CreateRandomLayer(Random random)
         {
-            return new MacroStabilityInwardsSoilLayer2D(CreateRandomRing(random.Next()), new[]
-            {
-                CreateRandomRing(random.Next()),
-                CreateRandomRing(random.Next())
-            })
-            {
-                Data =
-                {
-                    Color = Color.FromKnownColor(random.NextEnumValue<KnownColor>())
-                }
-            };
+            return new MacroStabilityInwardsSoilLayer2D(CreateRandomRing(random.Next()),
+                                                        Enumerable.Empty<Ring>(),
+                                                        new MacroStabilityInwardsSoilLayerData
+                                                        {
+                                                            Color = Color.FromKnownColor(random.NextEnumValue<KnownColor>())
+                                                        },
+                                                        new[]
+                                                        {
+                                                            new MacroStabilityInwardsSoilLayer2D(CreateRandomRing(random.Next()),
+                                                                                                 Enumerable.Empty<Ring>()),
+                                                            new MacroStabilityInwardsSoilLayer2D(CreateRandomRing(random.Next()),
+                                                                                                 Enumerable.Empty<Ring>())
+                                                        });
         }
 
         private static MacroStabilityInwardsSoilLayer2D CopyAndModifySoilLayer(MacroStabilityInwardsSoilLayer2D soilLayer)
         {
-            return new MacroStabilityInwardsSoilLayer2D(soilLayer.OuterRing, new[]
-            {
-                soilLayer.Holes[0]
-            })
-            {
-                Data =
-                {
-                    Color = soilLayer.Data.Color
-                }
-            };
+            return new MacroStabilityInwardsSoilLayer2D(soilLayer.OuterRing,
+                                                        Enumerable.Empty<Ring>(),
+                                                        new MacroStabilityInwardsSoilLayerData
+                                                        {
+                                                            Color = soilLayer.Data.Color
+                                                        },
+                                                        new[]
+                                                        {
+                                                            soilLayer.NestedLayers.ElementAt(0)
+                                                        });
         }
 
         private static Ring CreateRandomRing(int seed)