Index: Ringtoets/Common/test/Ringtoets.Common.IO.Test/FileImporters/HydraulicBoundaryDatabaseImporterTest.cs
===================================================================
diff -u -re581f7fd8199f0fb565bfea26384ce38040d10e4 -r5dabca97fffab41012aafa58da5bc4cd0192e947
--- Ringtoets/Common/test/Ringtoets.Common.IO.Test/FileImporters/HydraulicBoundaryDatabaseImporterTest.cs	(.../HydraulicBoundaryDatabaseImporterTest.cs)	(revision e581f7fd8199f0fb565bfea26384ce38040d10e4)
+++ Ringtoets/Common/test/Ringtoets.Common.IO.Test/FileImporters/HydraulicBoundaryDatabaseImporterTest.cs	(.../HydraulicBoundaryDatabaseImporterTest.cs)	(revision 5dabca97fffab41012aafa58da5bc4cd0192e947)
@@ -209,8 +209,8 @@
             });
             Assert.IsTrue(importResult);
             Assert.IsFalse(assessmentSection.HydraulicBoundaryDatabase.CanUsePreprocessor);
-            List<HydraulicBoundaryLocation> importedLocations = assessmentSection.HydraulicBoundaryDatabase.Locations;
-            Assert.AreEqual(9, importedLocations.Count);
+            IEnumerable<HydraulicBoundaryLocation> importedLocations = assessmentSection.HydraulicBoundaryDatabase.Locations;
+            Assert.AreEqual(9, importedLocations.Count());
             CollectionAssert.AllItemsAreNotNull(importedLocations);
             CollectionAssert.AllItemsAreUnique(importedLocations);
             mocks.VerifyAll();
@@ -242,8 +242,8 @@
             Assert.IsTrue(assessmentSection.HydraulicBoundaryDatabase.CanUsePreprocessor);
             Assert.IsTrue(assessmentSection.HydraulicBoundaryDatabase.UsePreprocessor);
             Assert.AreEqual(directory, assessmentSection.HydraulicBoundaryDatabase.PreprocessorDirectory);
-            List<HydraulicBoundaryLocation> importedLocations = assessmentSection.HydraulicBoundaryDatabase.Locations;
-            Assert.AreEqual(106, importedLocations.Count);
+            IEnumerable<HydraulicBoundaryLocation> importedLocations = assessmentSection.HydraulicBoundaryDatabase.Locations;
+            Assert.AreEqual(106, importedLocations.Count());
             CollectionAssert.AllItemsAreNotNull(importedLocations);
             CollectionAssert.AllItemsAreUnique(importedLocations);
             mocks.VerifyAll();
@@ -269,8 +269,8 @@
             // Assert
             Assert.IsTrue(importResult);
             Assert.AreEqual(copyValidFilePath, assessmentSection.HydraulicBoundaryDatabase.FilePath);
-            List<HydraulicBoundaryLocation> importedLocations = assessmentSection.HydraulicBoundaryDatabase.Locations;
-            Assert.AreEqual(9, importedLocations.Count);
+            IEnumerable<HydraulicBoundaryLocation> importedLocations = assessmentSection.HydraulicBoundaryDatabase.Locations;
+            Assert.AreEqual(9, importedLocations.Count());
             CollectionAssert.AllItemsAreNotNull(importedLocations);
             CollectionAssert.AllItemsAreUnique(importedLocations);
             mocks.VerifyAll();
@@ -295,8 +295,8 @@
             // Assert
             Assert.IsTrue(importResult);
             Assert.AreEqual(validFilePath, assessmentSection.HydraulicBoundaryDatabase.FilePath);
-            List<HydraulicBoundaryLocation> importedLocations = assessmentSection.HydraulicBoundaryDatabase.Locations;
-            Assert.AreEqual(9, importedLocations.Count);
+            IEnumerable<HydraulicBoundaryLocation> importedLocations = assessmentSection.HydraulicBoundaryDatabase.Locations;
+            Assert.AreEqual(9, importedLocations.Count());
             CollectionAssert.AllItemsAreNotNull(importedLocations);
             CollectionAssert.AllItemsAreUnique(importedLocations);
             mocks.VerifyAll();