Index: Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.Forms.Test/PropertyClasses/MacroStabilityInwardsWaterStressLinesPropertiesTest.cs
===================================================================
diff -u -ra2d856fc0440ec50ccb651fa9f2ca3c000f1f3d2 -rcb7cf1ee86e858b3b552335b4924e21d5cc1e387
--- Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.Forms.Test/PropertyClasses/MacroStabilityInwardsWaterStressLinesPropertiesTest.cs	(.../MacroStabilityInwardsWaterStressLinesPropertiesTest.cs)	(revision a2d856fc0440ec50ccb651fa9f2ca3c000f1f3d2)
+++ Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.Forms.Test/PropertyClasses/MacroStabilityInwardsWaterStressLinesPropertiesTest.cs	(.../MacroStabilityInwardsWaterStressLinesPropertiesTest.cs)	(revision cb7cf1ee86e858b3b552335b4924e21d5cc1e387)
@@ -37,35 +37,21 @@
         public void Constructor_DataNull_ThrowsArgumentNullException()
         {
             // Call
-            TestDelegate test = () => new MacroStabilityInwardsWaterStressLinesProperties(null, GetTestNormativeAssessmentLevel);
+            TestDelegate test = () => new MacroStabilityInwardsWaterStressLinesProperties(null, GetTestNormativeAssessmentLevel());
 
             // Assert
             var exception = Assert.Throws<ArgumentNullException>(test);
             Assert.AreEqual("data", exception.ParamName);
         }
 
         [Test]
-        public void Constructor_GetNormativeAssessmentLevelFuncNull_ThrowsArgumentNullException()
-        {
-            // Setup
-            var input = new MacroStabilityInwardsInput(new MacroStabilityInwardsInput.ConstructionProperties());
-
-            // Call
-            TestDelegate test = () => new MacroStabilityInwardsWaterStressLinesProperties(input, null);
-
-            // Assert
-            var exception = Assert.Throws<ArgumentNullException>(test);
-            Assert.AreEqual("getNormativeAssessmentLevelFunc", exception.ParamName);
-        }
-
-        [Test]
         public void Constructor_ValidWaternet_ExpectedValues()
         {
             // Setup
             var input = new MacroStabilityInwardsInput(new MacroStabilityInwardsInput.ConstructionProperties());
 
             // Call
-            var properties = new MacroStabilityInwardsWaterStressLinesProperties(input, GetTestNormativeAssessmentLevel);
+            var properties = new MacroStabilityInwardsWaterStressLinesProperties(input, GetTestNormativeAssessmentLevel());
 
             // Assert
             Assert.IsInstanceOf<ObjectProperties<MacroStabilityInwardsInput>>(properties);
@@ -83,7 +69,7 @@
             var input = new MacroStabilityInwardsInput(new MacroStabilityInwardsInput.ConstructionProperties());
 
             // Call
-            var properties = new MacroStabilityInwardsWaterStressLinesProperties(input, GetTestNormativeAssessmentLevel);
+            var properties = new MacroStabilityInwardsWaterStressLinesProperties(input, GetTestNormativeAssessmentLevel());
 
             // Assert
             CollectionAssert.IsEmpty(properties.WaternetExtreme.PhreaticLines);
@@ -97,7 +83,7 @@
         {
             // Setup
             var input = new MacroStabilityInwardsInput(new MacroStabilityInwardsInput.ConstructionProperties());
-            var properties = new MacroStabilityInwardsWaterStressLinesProperties(input, GetTestNormativeAssessmentLevel);
+            var properties = new MacroStabilityInwardsWaterStressLinesProperties(input, GetTestNormativeAssessmentLevel());
 
             // Call
             string name = properties.ToString();
@@ -113,7 +99,7 @@
             var input = new MacroStabilityInwardsInput(new MacroStabilityInwardsInput.ConstructionProperties());
 
             // Call
-            var properties = new MacroStabilityInwardsWaterStressLinesProperties(input, GetTestNormativeAssessmentLevel);
+            var properties = new MacroStabilityInwardsWaterStressLinesProperties(input, GetTestNormativeAssessmentLevel());
 
             // Assert
             PropertyDescriptorCollection dynamicProperties = PropertiesTestHelper.GetAllVisiblePropertyDescriptors(properties);