Index: Ringtoets/ClosingStructures/test/Ringtoets.ClosingStructures.Plugin.Test/TreeNodeInfos/ClosingStructuresCalculationGroupContextTreeNodeInfoTest.cs
===================================================================
diff -u -r8b60c9e846480f3ffeeb263bfea5d3367bf6bee3 -r12dd75e49af7d033f00f1c6d05bfadd11eba85cc
--- Ringtoets/ClosingStructures/test/Ringtoets.ClosingStructures.Plugin.Test/TreeNodeInfos/ClosingStructuresCalculationGroupContextTreeNodeInfoTest.cs	(.../ClosingStructuresCalculationGroupContextTreeNodeInfoTest.cs)	(revision 8b60c9e846480f3ffeeb263bfea5d3367bf6bee3)
+++ Ringtoets/ClosingStructures/test/Ringtoets.ClosingStructures.Plugin.Test/TreeNodeInfos/ClosingStructuresCalculationGroupContextTreeNodeInfoTest.cs	(.../ClosingStructuresCalculationGroupContextTreeNodeInfoTest.cs)	(revision 12dd75e49af7d033f00f1c6d05bfadd11eba85cc)
@@ -179,11 +179,13 @@
             Assert.AreEqual(group.Children.Count, children.Length);
             var calculationGroupContext = (ClosingStructuresCalculationGroupContext) children[0];
             Assert.AreSame(childGroup, calculationGroupContext.WrappedData);
+            Assert.AreSame(group, calculationGroupContext.Parent);
             Assert.AreSame(failureMechanism, calculationGroupContext.FailureMechanism);
             Assert.AreSame(assessmentSection, calculationGroupContext.AssessmentSection);
             Assert.AreSame(calculationItem, children[1]);
             var calculationContext = (ClosingStructuresCalculationContext) children[2];
             Assert.AreSame(childCalculation, calculationContext.WrappedData);
+            Assert.AreSame(group, calculationContext.Parent);
             Assert.AreSame(assessmentSection, calculationContext.AssessmentSection);
         }