Index: Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.Forms.TestUtil/MacroStabilityInwardsOutputViewChartDataAssert.cs
===================================================================
diff -u -rcac3045aae8af73cbc3602a1c38b071385aa3581 -ra371ae048cf582e8a9cad8436a21c2b9b18dc793
--- Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.Forms.TestUtil/MacroStabilityInwardsOutputViewChartDataAssert.cs	(.../MacroStabilityInwardsOutputViewChartDataAssert.cs)	(revision cac3045aae8af73cbc3602a1c38b071385aa3581)
+++ Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.Forms.TestUtil/MacroStabilityInwardsOutputViewChartDataAssert.cs	(.../MacroStabilityInwardsOutputViewChartDataAssert.cs)	(revision a371ae048cf582e8a9cad8436a21c2b9b18dc793)
@@ -25,6 +25,7 @@
 using Core.Components.Chart.Data;
 using NUnit.Framework;
 using Ringtoets.MacroStabilityInwards.Data;
+using Ringtoets.MacroStabilityInwards.Primitives;
 
 namespace Ringtoets.MacroStabilityInwards.Forms.TestUtil
 {
@@ -74,10 +75,10 @@
                                                                                 true,
                                                                                 actual.Collection.ElementAt(soilProfileIndex));
 
-            MacroStabilityInwardsViewChartDataAssert.AssertWaternetChartData(calculationScenario.InputParameters.WaternetExtreme,
-                                                                             (ChartDataCollection) actual.Collection.ElementAt(waternetZonesExtremeIndex));
-            MacroStabilityInwardsViewChartDataAssert.AssertWaternetChartData(calculationScenario.InputParameters.WaternetDaily,
-                                                                             (ChartDataCollection) actual.Collection.ElementAt(waternetZonesDailyIndex));
+            AssertWaternetChartData(calculationScenario.InputParameters.WaternetExtreme,
+                                    (ChartDataCollection) actual.Collection.ElementAt(waternetZonesExtremeIndex));
+            AssertWaternetChartData(calculationScenario.InputParameters.WaternetDaily,
+                                    (ChartDataCollection) actual.Collection.ElementAt(waternetZonesDailyIndex));
         }
 
         /// <summary>
@@ -111,6 +112,19 @@
         }
 
         /// <summary>
+        /// Asserts whether <paramref name="chartDataCollection"/> contains no waternet chart data.
+        /// </summary>
+        /// <param name="waternet">The original <see cref="MacroStabilityInwardsWaternet"/>.</param>
+        /// <param name="chartDataCollection">The actual <see cref="ChartData"/>.</param>
+        /// <exception cref="AssertionException">Thrown when a waternet layer is present.</exception>
+        public static void AssertWaternetChartData(MacroStabilityInwardsWaternet waternet, ChartDataCollection chartDataCollection)
+        {
+            MacroStabilityInwardsViewChartDataAssert.AssertWaternetChartData(waternet,
+                                                                             false,
+                                                                             chartDataCollection);
+        }
+
+        /// <summary>
         /// Asserts whether <paramref name="chartDataCollection"/> contains empty output data.
         /// </summary>
         /// <param name="chartDataCollection">The actual <see cref="ChartData"/>.</param>