Index: Ringtoets/Piping/test/Ringtoets.Piping.Forms.Test/TreeNodeInfos/PipingCalculationGroupContextTreeNodeInfoTest.cs
===================================================================
diff -u -rb8e09b3d2c44242360c4426659bcf30a0d674df3 -r99b31025be8be46190cf15e58aec262a4bb18858
--- Ringtoets/Piping/test/Ringtoets.Piping.Forms.Test/TreeNodeInfos/PipingCalculationGroupContextTreeNodeInfoTest.cs	(.../PipingCalculationGroupContextTreeNodeInfoTest.cs)	(revision b8e09b3d2c44242360c4426659bcf30a0d674df3)
+++ Ringtoets/Piping/test/Ringtoets.Piping.Forms.Test/TreeNodeInfos/PipingCalculationGroupContextTreeNodeInfoTest.cs	(.../PipingCalculationGroupContextTreeNodeInfoTest.cs)	(revision 99b31025be8be46190cf15e58aec262a4bb18858)
@@ -543,16 +543,10 @@
             // Setup
             var failureMechanism = new PipingFailureMechanism();
 
-            var parentNode = mocks.Stub<TreeNode>();
-            parentNode.Tag = failureMechanism;
-
-            var node = mocks.StrictMock<TreeNode>();
-            node.Expect(n => n.Parent).Return(parentNode);
-
             mocks.ReplayAll();
 
             // Call
-            bool isRenamingAllowed = info.CanRename(node);
+            bool isRenamingAllowed = info.CanRename(null, failureMechanism);
 
             // Assert
             Assert.IsFalse(isRenamingAllowed);
@@ -562,17 +556,8 @@
         [Test]
         public void CanRenameNode_EverythingElse_ReturnTrue()
         {
-            // Setup
-            var parentNode = mocks.Stub<TreeNode>();
-            parentNode.Tag = new object();
-
-            var node = mocks.StrictMock<TreeNode>();
-            node.Expect(n => n.Parent).Return(parentNode);
-
-            mocks.ReplayAll();
-
             // Call
-            bool isRenamingAllowed = info.CanRename(node);
+            bool isRenamingAllowed = info.CanRename(null, null);
 
             // Assert
             Assert.IsTrue(isRenamingAllowed);