Index: Ringtoets/HeightStructures/test/Ringtoets.HeightStructures.Forms.Test/PresentationObjects/HeightStructuresCalculationContextTest.cs
===================================================================
diff -u -r66a3c8b86b4ada9239a31cfc47e6c1979c11e000 -r94a8faf16d9871c71e343cf4bb5e68531459fb20
--- Ringtoets/HeightStructures/test/Ringtoets.HeightStructures.Forms.Test/PresentationObjects/HeightStructuresCalculationContextTest.cs	(.../HeightStructuresCalculationContextTest.cs)	(revision 66a3c8b86b4ada9239a31cfc47e6c1979c11e000)
+++ Ringtoets/HeightStructures/test/Ringtoets.HeightStructures.Forms.Test/PresentationObjects/HeightStructuresCalculationContextTest.cs	(.../HeightStructuresCalculationContextTest.cs)	(revision 94a8faf16d9871c71e343cf4bb5e68531459fb20)
@@ -19,7 +19,6 @@
 // Stichting Deltares and remain full property of Stichting Deltares at all times.
 // All rights reserved.
 
-using System;
 using NUnit.Framework;
 using Rhino.Mocks;
 using Ringtoets.Common.Data.AssessmentSection;
@@ -50,33 +49,12 @@
             var context = new HeightStructuresCalculationContext(calculation, parent, failureMechanism, assessmentSection);
 
             // Assert
-            Assert.IsInstanceOf<FailureMechanismItemContextBase<StructuresCalculation<HeightStructuresInput>, HeightStructuresFailureMechanism>>(context);
-            Assert.IsInstanceOf<ICalculationContext<StructuresCalculation<HeightStructuresInput>, HeightStructuresFailureMechanism>>(context);
+            Assert.IsInstanceOf<StructuresCalculationContext<HeightStructuresInput, HeightStructuresFailureMechanism>>(context);
             Assert.AreSame(calculation, context.WrappedData);
             Assert.AreSame(parent, context.Parent);
             Assert.AreSame(failureMechanism, context.FailureMechanism);
             Assert.AreSame(assessmentSection, context.AssessmentSection);
             mocksRepository.VerifyAll();
         }
-
-        [Test]
-        public void ParameteredConstructor_ParentNull_ThrowsArgumentNullException()
-        {
-            // Setup
-            var mockRepository = new MockRepository();
-            var assessmentSection = mockRepository.Stub<IAssessmentSection>();
-            mockRepository.ReplayAll();
-
-            var calculation = new StructuresCalculation<HeightStructuresInput>();
-            var failureMechanism = new HeightStructuresFailureMechanism();
-
-            // Call
-            TestDelegate call = () => new HeightStructuresCalculationContext(calculation, null, failureMechanism, assessmentSection);
-
-            // Assert
-            var exception = Assert.Throws<ArgumentNullException>(call);
-            Assert.AreEqual("parent", exception.ParamName);
-            mockRepository.VerifyAll();
-        }
     }
 }
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