Index: Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.Service.Test/MacroStabilityInwardsInputValidatorTest.cs
===================================================================
diff -u -rd603616dc14b48d1558275495bb59952e22b351f -r17d32f6850a103cea1c89b73b08a4b4384201f85
--- Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.Service.Test/MacroStabilityInwardsInputValidatorTest.cs	(.../MacroStabilityInwardsInputValidatorTest.cs)	(revision d603616dc14b48d1558275495bb59952e22b351f)
+++ Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.Service.Test/MacroStabilityInwardsInputValidatorTest.cs	(.../MacroStabilityInwardsInputValidatorTest.cs)	(revision 17d32f6850a103cea1c89b73b08a4b4384201f85)
@@ -522,6 +522,26 @@
                             }))
                         }, new MacroStabilityInwardsPreconsolidationStress[0]))
                 .SetName("Second segment is vertical and exceeds surfaceLine");
+            
+            yield return new TestCaseData(new MacroStabilityInwardsSoilProfile2D(
+                                              "profile",
+                                              new[]
+                                              {
+                                                  new MacroStabilityInwardsSoilLayer2D(new Ring(new[]
+                                                  {
+                                                      new Point2D(0, 10),
+                                                      new Point2D(0, 10.06),
+                                                      new Point2D(1, 20),
+                                                      new Point2D(2, 10)
+                                                  })),
+                                                  new MacroStabilityInwardsSoilLayer2D(new Ring(new[]
+                                                  {
+                                                      new Point2D(0, 10),
+                                                      new Point2D(1, 20),
+                                                      new Point2D(2, 10)
+                                                  })),
+                                              }, new MacroStabilityInwardsPreconsolidationStress[0]))
+                .SetName("Top soillayer, one Y coordinate not within limit.");
         }
 
         private static IEnumerable<TestCaseData> SurfaceLineOnMacroStabilityInwardsSoilProfile2D()