Index: DamClients/DamUI/trunk/src/Dam/Tests/StiImporter/StiFileReaderTest.cs
===================================================================
diff -u -r3019 -r3032
--- DamClients/DamUI/trunk/src/Dam/Tests/StiImporter/StiFileReaderTest.cs	(.../StiFileReaderTest.cs)	(revision 3019)
+++ DamClients/DamUI/trunk/src/Dam/Tests/StiImporter/StiFileReaderTest.cs	(.../StiFileReaderTest.cs)	(revision 3032)
@@ -24,6 +24,7 @@
 using System.IO;
 using System.Linq;
 using Deltares.Dam.Data.StiImporter;
+using Deltares.Geometry;
 using GeometryCurve = Deltares.Geometry.GeometryCurve;
 using Deltares.Geotechnics.Soils;
 using Deltares.Standard.Logging;
@@ -146,8 +147,10 @@
             GeometryPoint topRightPoint, 
             SoilLayer2D layer)
         {
-            GeometryLoop actualGeometry = layer.GeometrySurface.OuterLoop;
+            GeometrySurface geometrySurface = layer.GeometrySurface;
+            Assert.That(geometrySurface.InnerLoops, Is.Empty); // Layers do not have inner loops
 
+            GeometryLoop actualGeometry = geometrySurface.OuterLoop;
             var expectedPoints = new[]
             {
                 bottomRightPoint,