Index: Ringtoets/HydraRing/test/Ringtoets.HydraRing.Calculation.Test/Parsers/IllustrationPoints/IllustrationPointsParserTest.cs
===================================================================
diff -u -r2c00fea093af45947307620c4203188ceb872951 -rfe90a6d174a01975381e6cda55ed1f7f4e831a51
--- Ringtoets/HydraRing/test/Ringtoets.HydraRing.Calculation.Test/Parsers/IllustrationPoints/IllustrationPointsParserTest.cs	(.../IllustrationPointsParserTest.cs)	(revision 2c00fea093af45947307620c4203188ceb872951)
+++ Ringtoets/HydraRing/test/Ringtoets.HydraRing.Calculation.Test/Parsers/IllustrationPoints/IllustrationPointsParserTest.cs	(.../IllustrationPointsParserTest.cs)	(revision fe90a6d174a01975381e6cda55ed1f7f4e831a51)
@@ -216,7 +216,7 @@
             {
                 Tuple.Create("Faalkans kunstwerk gegeven erosie bodem", -1.0, 4383.0, -7.94268)
             }, subMechanismIllustrationPoint.Stochasts.Select(s => Tuple.Create(s.Name, s.Alpha, s.Duration, s.Realization)));
-            Assert.IsEmpty(subMechanismIllustrationPoint.Results);
+            CollectionAssert.IsEmpty(subMechanismIllustrationPoint.Results);
 
             FaultTreeIllustrationPoint faultTreeIllustrationPoint = faultTrees.First();
             Assert.AreEqual("Structure 2017 Z12", subMechanismIllustrationPoint.Name);
@@ -259,7 +259,7 @@
             ICollection<SubMechanismIllustrationPoint> subMechanisms = new List<SubMechanismIllustrationPoint>();
             GetAllNodes(illustrationPointNodes.Values.ElementAt(4), faultTrees, subMechanisms);
 
-            Assert.IsEmpty(faultTrees);
+            CollectionAssert.IsEmpty(faultTrees);
             SubMechanismIllustrationPoint subMechanismIllustrationPoint = subMechanisms.Single();
             Assert.AreEqual(5.30273, subMechanismIllustrationPoint.Beta);
             Assert.AreEqual("Reference water level", subMechanismIllustrationPoint.Name);