Index: Ringtoets/GrassCoverErosionOutwards/test/Ringtoets.GrassCoverErosionOutwards.Plugin.Test/TreeNodeInfos/GrassCoverErosionOutwardsWaveConditionsCalculationContextTreeNodeInfoTest.cs
===================================================================
diff -u -r7f8860b7aa23930fb9f49e9a28d8ebb709395cb5 -r5e277dcad3ff1c784146f964852c0f7371565ba1
--- Ringtoets/GrassCoverErosionOutwards/test/Ringtoets.GrassCoverErosionOutwards.Plugin.Test/TreeNodeInfos/GrassCoverErosionOutwardsWaveConditionsCalculationContextTreeNodeInfoTest.cs	(.../GrassCoverErosionOutwardsWaveConditionsCalculationContextTreeNodeInfoTest.cs)	(revision 7f8860b7aa23930fb9f49e9a28d8ebb709395cb5)
+++ Ringtoets/GrassCoverErosionOutwards/test/Ringtoets.GrassCoverErosionOutwards.Plugin.Test/TreeNodeInfos/GrassCoverErosionOutwardsWaveConditionsCalculationContextTreeNodeInfoTest.cs	(.../GrassCoverErosionOutwardsWaveConditionsCalculationContextTreeNodeInfoTest.cs)	(revision 5e277dcad3ff1c784146f964852c0f7371565ba1)
@@ -43,6 +43,7 @@
 using Ringtoets.Common.Data.TestUtil;
 using Ringtoets.GrassCoverErosionOutwards.Data;
 using Ringtoets.GrassCoverErosionOutwards.Forms.PresentationObjects;
+using Ringtoets.HydraRing.Calculation.Calculator.Factory;
 using Ringtoets.HydraRing.Calculation.TestUtil.Calculator;
 using Ringtoets.Revetment.Data;
 using RingtoetsCommonFormsResources = Ringtoets.Common.Forms.Properties.Resources;
@@ -1357,11 +1358,13 @@
                 gui.Stub(g => g.Get(context, treeViewControl)).Return(menuBuilderMock);
                 gui.Stub(g => g.MainWindow).Return(mainWindow);
 
+                var calculatorFactory = mocks.Stub<IHydraRingCalculatorFactory>();
+                calculatorFactory.Stub(cf => cf.CreateWaveConditionsCosineCalculator(testDataPath)).Return(new TestWaveConditionsCosineCalculator());
                 mocks.ReplayAll();
 
                 plugin.Gui = gui;
 
-                using (new HydraRingCalculatorFactoryConfig())
+                using (new HydraRingCalculatorFactoryConfig(calculatorFactory))
                 using (ContextMenuStrip contextMenu = info.ContextMenuStrip(context, null, treeViewControl))
                 {
                     // When