Index: Application/Ringtoets/test/Application.Ringtoets.Storage.Test/Read/SurfaceLineEntityReadExtensionsTest.cs
===================================================================
diff -u -r7f82fd637dc8796f3d270cb0fa6d9ab18548c6f4 -r091da501e5dd61cf05b94c4d4f075c1e73b3d950
--- Application/Ringtoets/test/Application.Ringtoets.Storage.Test/Read/SurfaceLineEntityReadExtensionsTest.cs	(.../SurfaceLineEntityReadExtensionsTest.cs)	(revision 7f82fd637dc8796f3d270cb0fa6d9ab18548c6f4)
+++ Application/Ringtoets/test/Application.Ringtoets.Storage.Test/Read/SurfaceLineEntityReadExtensionsTest.cs	(.../SurfaceLineEntityReadExtensionsTest.cs)	(revision 091da501e5dd61cf05b94c4d4f075c1e73b3d950)
@@ -20,13 +20,11 @@
 // All rights reserved.
 
 using System;
-using System.ComponentModel;
 using System.Linq;
 using Application.Ringtoets.Storage.DbContext;
 using Application.Ringtoets.Storage.Read;
 using Application.Ringtoets.Storage.Serializers;
 using Core.Common.Base.Geometry;
-using Core.Common.TestUtil;
 using NUnit.Framework;
 using Ringtoets.MacroStabilityInwards.Primitives;
 using Ringtoets.Piping.Primitives;
@@ -299,39 +297,6 @@
         }
 
         [Test]
-        public void ReadAsPipingSurfaceLine_WithInvalidPipingCharacteristicPointType_ThrowsInvalidEnumArgumentException()
-        {
-            // Setup
-            var random = new Random(31);
-
-            var points = new[]
-            {
-                CreatePoint3D(random)
-            };
-
-            const byte invalidCharacteristicPointType = 37;
-            var entity = new SurfaceLineEntity
-            {
-                Name = "Better name.",
-                ReferenceLineIntersectionX = random.NextDouble(),
-                ReferenceLineIntersectionY = random.NextDouble(),
-                PointsXml = new Point3DXmlSerializer().ToXml(points),
-                PipingCharacteristicPointEntities =
-                {
-                    CreatePipingCharacteristicPointEntity(points[0], (PipingCharacteristicPointType) invalidCharacteristicPointType)
-                }
-            };
-
-            // Call
-            TestDelegate call = () => entity.ReadAsPipingSurfaceLine(new ReadConversionCollector());
-
-            // Assert
-            string exoectedMessage = $"The value of argument 'type' ({invalidCharacteristicPointType}) is invalid for Enum type '{nameof(PipingCharacteristicPointType)}'.";
-            string parameterName = TestHelper.AssertThrowsArgumentExceptionAndTestMessage<InvalidEnumArgumentException>(call, exoectedMessage).ParamName;
-            Assert.AreEqual("type", parameterName);
-        }
-
-        [Test]
         public void ReadAsPipingSurfaceLine_SurfaceLineEntityReadMultipleTimes_ReturnSameSurfaceLine()
         {
             // Setup
@@ -653,39 +618,6 @@
         }
 
         [Test]
-        public void ReadAsMacroStabilityInwardsSurfaceLine_WithInvalidMacroStabilityCharacteristicPointType_ThrowsInvalidEnumArgumentException()
-        {
-            // Setup
-            var random = new Random(31);
-
-            var points = new[]
-            {
-                CreatePoint3D(random)
-            };
-
-            const byte invalidCharacteristicPointType = 37;
-            var entity = new SurfaceLineEntity
-            {
-                Name = "Better name.",
-                ReferenceLineIntersectionX = random.NextDouble(),
-                ReferenceLineIntersectionY = random.NextDouble(),
-                PointsXml = new Point3DXmlSerializer().ToXml(points),
-                MacroStabilityInwardsCharacteristicPointEntities =
-                {
-                    CreateMacroStabilityInwardsCharacteristicPointEntity(points[0], (MacroStabilityInwardsCharacteristicPointType) invalidCharacteristicPointType)
-                }
-            };
-
-            // Call
-            TestDelegate call = () => entity.ReadAsMacroStabilityInwardsSurfaceLine(new ReadConversionCollector());
-
-            // Assert
-            string exoectedMessage = $"The value of argument 'type' ({invalidCharacteristicPointType}) is invalid for Enum type '{nameof(MacroStabilityInwardsCharacteristicPointType)}'.";
-            string parameterName = TestHelper.AssertThrowsArgumentExceptionAndTestMessage<InvalidEnumArgumentException>(call, exoectedMessage).ParamName;
-            Assert.AreEqual("type", parameterName);
-        }
-
-        [Test]
         public void ReadAsMacroStabilityInwardsSurfaceLine_SurfaceLineEntityReadMultipleTimes_ReturnSameSurfaceLine()
         {
             // Setup