Index: Ringtoets/HeightStructures/test/Ringtoets.HeightStructures.Forms.Test/PresentationObjects/HeightStructuresCalculationGroupContextTest.cs
===================================================================
diff -u -r9c97b82cdd55ddd5fbe5143110bbbbf576bda162 -r255ffcdbfd4ffff68c336ad9922e6196636c2803
--- Ringtoets/HeightStructures/test/Ringtoets.HeightStructures.Forms.Test/PresentationObjects/HeightStructuresCalculationGroupContextTest.cs	(.../HeightStructuresCalculationGroupContextTest.cs)	(revision 9c97b82cdd55ddd5fbe5143110bbbbf576bda162)
+++ Ringtoets/HeightStructures/test/Ringtoets.HeightStructures.Forms.Test/PresentationObjects/HeightStructuresCalculationGroupContextTest.cs	(.../HeightStructuresCalculationGroupContextTest.cs)	(revision 255ffcdbfd4ffff68c336ad9922e6196636c2803)
@@ -23,6 +23,7 @@
 using Rhino.Mocks;
 using Ringtoets.Common.Data.AssessmentSection;
 using Ringtoets.Common.Data.Calculation;
+using Ringtoets.Common.Forms.PresentationObjects;
 using Ringtoets.HeightStructures.Data;
 using Ringtoets.HeightStructures.Forms.PresentationObjects;
 
@@ -46,6 +47,7 @@
 
             // Assert
             Assert.IsInstanceOf<HeightStructuresContext<CalculationGroup>>(groupContext);
+            Assert.IsInstanceOf<ICalculationContext<CalculationGroup, HeightStructuresFailureMechanism>>(groupContext);
             Assert.AreSame(calculationGroup, groupContext.WrappedData);
             Assert.AreSame(failureMechanismMock, groupContext.FailureMechanism);
             Assert.AreSame(assessmentSectionMock, groupContext.AssessmentSection);