Index: Ringtoets/Common/test/Ringtoets.Common.Data.Test/Hydraulics/HydraulicBoundaryDatabaseTest.cs
===================================================================
diff -u -rd11ba052e59be2d7b3fe230bcbeadd33f1c6f8bb -r0bba8a0a6f5f4acd4d90aa43e977c7a5d434c418
--- Ringtoets/Common/test/Ringtoets.Common.Data.Test/Hydraulics/HydraulicBoundaryDatabaseTest.cs	(.../HydraulicBoundaryDatabaseTest.cs)	(revision d11ba052e59be2d7b3fe230bcbeadd33f1c6f8bb)
+++ Ringtoets/Common/test/Ringtoets.Common.Data.Test/Hydraulics/HydraulicBoundaryDatabaseTest.cs	(.../HydraulicBoundaryDatabaseTest.cs)	(revision 0bba8a0a6f5f4acd4d90aa43e977c7a5d434c418)
@@ -124,6 +124,20 @@
         }
 
         [Test]
+        public void ConstructorWithoutPreprocessorParameters_LocationsNull_ThrowsArgumentNullException()
+        {
+            // Setup
+            var hydraulicBoundaryDatabase = new HydraulicBoundaryDatabase();
+
+            // Call
+            TestDelegate test = () => hydraulicBoundaryDatabase.SetParameters(null, "filePath", "version");
+
+            // Assert
+            var exception = Assert.Throws<ArgumentNullException>(test);
+            Assert.AreEqual("locations", exception.ParamName);
+        }
+
+        [Test]
         public void GivenDefaultHydraulicBoundaryDatabase_WhenSettingValidParametersWithoutPreprocessorValues_ThenExpectedValuesSet()
         {
             // Given
@@ -171,6 +185,20 @@
             Assert.IsEmpty(hydraulicBoundaryDatabase.PreprocessorDirectory);
         }
 
+        [Test]
+        public void ConstructorWithPreprocessorParameters_LocationsNull_ThrowsArgumentNullException()
+        {
+            // Setup
+            var hydraulicBoundaryDatabase = new HydraulicBoundaryDatabase();
+
+            // Call
+            TestDelegate test = () => hydraulicBoundaryDatabase.SetParameters(null, "filePath", "version", true, "preprocessorDirectory");
+
+            // Assert
+            var exception = Assert.Throws<ArgumentNullException>(test);
+            Assert.AreEqual("locations", exception.ParamName);
+        }
+
         [TestCase(true)]
         [TestCase(false)]
         public void GivenDefaultHydraulicBoundaryDatabase_WhenSettingValidParametersWithPreprocessorValues_ThenExpectedValuesSet(bool usePreprocessor)