Index: Ringtoets/GrassCoverErosionOutwards/test/Ringtoets.GrassCoverErosionOutwards.Plugin.Test/TreeNodeInfos/HydraulicBoundariesGroupContextTreeNodeInfoTest.cs
===================================================================
diff -u -rfcd32c8e949b4581cc20adcaa7cf7639fcb69d20 -rb6e6c2d3cc811c3365c0265d1ccd70f2ebac99ed
--- Ringtoets/GrassCoverErosionOutwards/test/Ringtoets.GrassCoverErosionOutwards.Plugin.Test/TreeNodeInfos/HydraulicBoundariesGroupContextTreeNodeInfoTest.cs	(.../HydraulicBoundariesGroupContextTreeNodeInfoTest.cs)	(revision fcd32c8e949b4581cc20adcaa7cf7639fcb69d20)
+++ Ringtoets/GrassCoverErosionOutwards/test/Ringtoets.GrassCoverErosionOutwards.Plugin.Test/TreeNodeInfos/HydraulicBoundariesGroupContextTreeNodeInfoTest.cs	(.../HydraulicBoundariesGroupContextTreeNodeInfoTest.cs)	(revision b6e6c2d3cc811c3365c0265d1ccd70f2ebac99ed)
@@ -191,6 +191,7 @@
 
             var waveConditionsCalculationGroupContext = (GrassCoverErosionOutwardsWaveConditionsCalculationGroupContext) children[2];
             Assert.AreSame(failureMechanism.WaveConditionsCalculationGroup, waveConditionsCalculationGroupContext.WrappedData);
+            Assert.IsNull(waveConditionsCalculationGroupContext.Parent);
         }
 
         [Test]