Index: Ringtoets/GrassCoverErosionOutwards/test/Ringtoets.GrassCoverErosionOutwards.Service.Test/GrassCoverErosionOutwardsCalculationActivityFactoryTest.cs
===================================================================
diff -u -r98acff3e7a3057555a04bda58f5d0c1a0d27d2fd -rd149137378015c9050e5be4c0ea6c050966cd4a6
--- Ringtoets/GrassCoverErosionOutwards/test/Ringtoets.GrassCoverErosionOutwards.Service.Test/GrassCoverErosionOutwardsCalculationActivityFactoryTest.cs	(.../GrassCoverErosionOutwardsCalculationActivityFactoryTest.cs)	(revision 98acff3e7a3057555a04bda58f5d0c1a0d27d2fd)
+++ Ringtoets/GrassCoverErosionOutwards/test/Ringtoets.GrassCoverErosionOutwards.Service.Test/GrassCoverErosionOutwardsCalculationActivityFactoryTest.cs	(.../GrassCoverErosionOutwardsCalculationActivityFactoryTest.cs)	(revision d149137378015c9050e5be4c0ea6c050966cd4a6)
@@ -791,7 +791,14 @@
             var mocks = new MockRepository();
             var waveHeightCalculator = new TestWaveHeightCalculator();
             var calculatorFactory = mocks.Stub<IHydraRingCalculatorFactory>();
-            calculatorFactory.Expect(cf => cf.CreateWaveHeightCalculator(testDataPath, "")).Return(waveHeightCalculator);
+            calculatorFactory.Expect(cf => cf.CreateWaveHeightCalculator(Arg<HydraRingCalculationSettings>.Is.NotNull))
+                             .WhenCalled(invocation =>
+                             {
+                                 var settings = (HydraRingCalculationSettings)invocation.Arguments[0];
+                                 Assert.AreEqual(validFilePath, settings.HlcdFilePath);
+                                 Assert.IsEmpty(settings.PreprocessorDirectory);
+                             })
+                             .Return(waveHeightCalculator);
             mocks.ReplayAll();
 
             using (new HydraRingCalculatorFactoryConfig(calculatorFactory))