Index: Application/Ringtoets/test/Application.Ringtoets.Storage.Test/Create/GrassCoverErosionOutwards/GrassCoverErosionOutwardsFailureMechanismCreateExtensionsTest.cs
===================================================================
diff -u -rc9cee4b6d3ce28471a0054fa2bce21ce9e4c60f8 -rfe90a6d174a01975381e6cda55ed1f7f4e831a51
--- Application/Ringtoets/test/Application.Ringtoets.Storage.Test/Create/GrassCoverErosionOutwards/GrassCoverErosionOutwardsFailureMechanismCreateExtensionsTest.cs	(.../GrassCoverErosionOutwardsFailureMechanismCreateExtensionsTest.cs)	(revision c9cee4b6d3ce28471a0054fa2bce21ce9e4c60f8)
+++ Application/Ringtoets/test/Application.Ringtoets.Storage.Test/Create/GrassCoverErosionOutwards/GrassCoverErosionOutwardsFailureMechanismCreateExtensionsTest.cs	(.../GrassCoverErosionOutwardsFailureMechanismCreateExtensionsTest.cs)	(revision fe90a6d174a01975381e6cda55ed1f7f4e831a51)
@@ -135,7 +135,7 @@
             FailureMechanismEntity entity = failureMechanism.Create(new PersistenceRegistry());
 
             // Assert
-            Assert.IsEmpty(entity.FailureMechanismSectionEntities);
+            CollectionAssert.IsEmpty(entity.FailureMechanismSectionEntities);
         }
 
         [Test]
@@ -163,7 +163,7 @@
             FailureMechanismEntity entity = failureMechanism.Create(new PersistenceRegistry());
 
             // Assert
-            Assert.IsEmpty(entity.ForeshoreProfileEntities);
+            CollectionAssert.IsEmpty(entity.ForeshoreProfileEntities);
 
             GrassCoverErosionOutwardsFailureMechanismMetaEntity metaEntity =
                 entity.GrassCoverErosionOutwardsFailureMechanismMetaEntities.Single();