Index: Ringtoets/Piping/test/Ringtoets.Piping.Forms.Test/NodePresenters/PipingFailureMechanismNodePresenterTest.cs
===================================================================
diff -u -rc0e407c65daebe4f446f9414367593eff80af1b2 -re84d6f09851705c41a9ff8f26124c039a36adecf
--- Ringtoets/Piping/test/Ringtoets.Piping.Forms.Test/NodePresenters/PipingFailureMechanismNodePresenterTest.cs	(.../PipingFailureMechanismNodePresenterTest.cs)	(revision c0e407c65daebe4f446f9414367593eff80af1b2)
+++ Ringtoets/Piping/test/Ringtoets.Piping.Forms.Test/NodePresenters/PipingFailureMechanismNodePresenterTest.cs	(.../PipingFailureMechanismNodePresenterTest.cs)	(revision e84d6f09851705c41a9ff8f26124c039a36adecf)
@@ -68,8 +68,8 @@
             var nodePresenter = new PipingFailureMechanismNodePresenter();
 
             var pipingFailureMechanism = new PipingFailureMechanism();
-            pipingFailureMechanism.Calculations.Add(new PipingData());
-            pipingFailureMechanism.Calculations.Add(new PipingData());
+            pipingFailureMechanism.Calculations.Add(new PipingCalculationData());
+            pipingFailureMechanism.Calculations.Add(new PipingCalculationData());
 
             // Call
             var children = nodePresenter.GetChildNodeObjects(pipingFailureMechanism, nodeMock).OfType<object>().ToArray();
@@ -346,7 +346,7 @@
             var mocks = new MockRepository();
             var nodeMock = mocks.StrictMock<ITreeNode>();
             var dataMock = mocks.StrictMock<PipingFailureMechanism>();
-            dataMock.Calculations.Add(new PipingData
+            dataMock.Calculations.Add(new PipingCalculationData
             {
                 Output = new TestPipingOutput()
             });
@@ -474,11 +474,11 @@
             observer.Expect(o => o.UpdateObserver()).Repeat.Twice();
 
             var dataMock = mocks.StrictMock<PipingFailureMechanism>();
-            dataMock.Calculations.Add(new PipingData
+            dataMock.Calculations.Add(new PipingCalculationData
             {
                 Output = new TestPipingOutput()
             });
-            dataMock.Calculations.Add(new PipingData
+            dataMock.Calculations.Add(new PipingCalculationData
             {
                 Output = new TestPipingOutput()
             });