Index: Ringtoets/Integration/test/Ringtoets.Integration.Forms.Test/PropertyClasses/FailureMechanismContributionPropertiesIntegrationTest.cs
===================================================================
diff -u -r802ea30d1fe8fbae93e58dff9ab054dbabca11ae -r8bb6e849266ec28412ebfe23beccd7235c4db9bf
--- Ringtoets/Integration/test/Ringtoets.Integration.Forms.Test/PropertyClasses/FailureMechanismContributionPropertiesIntegrationTest.cs	(.../FailureMechanismContributionPropertiesIntegrationTest.cs)	(revision 802ea30d1fe8fbae93e58dff9ab054dbabca11ae)
+++ Ringtoets/Integration/test/Ringtoets.Integration.Forms.Test/PropertyClasses/FailureMechanismContributionPropertiesIntegrationTest.cs	(.../FailureMechanismContributionPropertiesIntegrationTest.cs)	(revision 8bb6e849266ec28412ebfe23beccd7235c4db9bf)
@@ -147,10 +147,10 @@
             // Precondition
             int originalReturnPeriodValue = Convert.ToInt32(1.0 / failureMechanismContribution.Norm);
             Assert.AreEqual(originalReturnPeriodValue, properties.ReturnPeriod);
-            Assert.IsNotNull(hydraulicBoundaryLocation.WaveHeightOutput);
-            Assert.IsNotNull(hydraulicBoundaryLocation.DesignWaterLevelOutput);
-            Assert.IsNotNull(grassCoverErosionOutwardsHydraulicBoundaryLocation.WaveHeightOutput);
-            Assert.IsNotNull(grassCoverErosionOutwardsHydraulicBoundaryLocation.DesignWaterLevelOutput);
+            Assert.IsTrue(hydraulicBoundaryLocation.WaveHeightCalculation.HasOutput);
+            Assert.IsTrue(hydraulicBoundaryLocation.DesignWaterLevelCalculation.HasOutput);
+            Assert.IsTrue(grassCoverErosionOutwardsHydraulicBoundaryLocation.WaveHeightCalculation.HasOutput);
+            Assert.IsTrue(grassCoverErosionOutwardsHydraulicBoundaryLocation.DesignWaterLevelCalculation.HasOutput);
             Assert.IsNotNull(pipingCalculation.Output);
             Assert.IsNotNull(pipingCalculation.SemiProbabilisticOutput);
             Assert.IsNotNull(grassCoverErosionInwardsCalculation.Output);
@@ -173,10 +173,10 @@
                 Assert.AreEqual(messageAllHydraulicBoundaryLocationOutputCleared, messages[1]);
             });
             Assert.AreEqual(1.0 / newReturnPeriod, failureMechanismContribution.Norm);
-            Assert.IsNull(hydraulicBoundaryLocation.WaveHeightOutput);
-            Assert.IsNull(hydraulicBoundaryLocation.DesignWaterLevelOutput);
-            Assert.IsNull(grassCoverErosionOutwardsHydraulicBoundaryLocation.WaveHeightOutput);
-            Assert.IsNull(grassCoverErosionOutwardsHydraulicBoundaryLocation.DesignWaterLevelOutput);
+            Assert.IsFalse(hydraulicBoundaryLocation.WaveHeightCalculation.HasOutput);
+            Assert.IsFalse(hydraulicBoundaryLocation.DesignWaterLevelCalculation.HasOutput);
+            Assert.IsFalse(grassCoverErosionOutwardsHydraulicBoundaryLocation.WaveHeightCalculation.HasOutput);
+            Assert.IsFalse(grassCoverErosionOutwardsHydraulicBoundaryLocation.DesignWaterLevelCalculation.HasOutput);
             Assert.IsNull(pipingCalculation.Output);
             Assert.IsNull(pipingCalculation.SemiProbabilisticOutput);
             Assert.IsNull(grassCoverErosionInwardsCalculation.Output);