Index: Ringtoets/HeightStructures/test/Ringtoets.HeightStructures.Service.Test/HeightStructuresDataSynchronizationServiceTest.cs
===================================================================
diff -u -rab20c4eb4ca81bd3845d50210d2bdb301177af6a -r183d1e7ed095ea4e8024068bc4ddfcf3ac6997d3
--- Ringtoets/HeightStructures/test/Ringtoets.HeightStructures.Service.Test/HeightStructuresDataSynchronizationServiceTest.cs	(.../HeightStructuresDataSynchronizationServiceTest.cs)	(revision ab20c4eb4ca81bd3845d50210d2bdb301177af6a)
+++ Ringtoets/HeightStructures/test/Ringtoets.HeightStructures.Service.Test/HeightStructuresDataSynchronizationServiceTest.cs	(.../HeightStructuresDataSynchronizationServiceTest.cs)	(revision 183d1e7ed095ea4e8024068bc4ddfcf3ac6997d3)
@@ -81,17 +81,6 @@
         }
 
         [Test]
-        public void ClearCalculationOutput_CalculationNull_ThrowsArgumentNullException()
-        {
-            // Call
-            TestDelegate test = () => HeightStructuresDataSynchronizationService.ClearCalculationOutput(null);
-
-            // Assert
-            var exception = Assert.Throws<ArgumentNullException>(test);
-            Assert.AreEqual("calculation", exception.ParamName);
-        }
-
-        [Test]
         public void ClearCalculationOutput_WithCalculation_ClearsOutput()
         {
             // Setup
@@ -101,7 +90,7 @@
             };
 
             // Call
-            HeightStructuresDataSynchronizationService.ClearCalculationOutput(calculation);
+            calculation.ClearOutput();
 
             // Assert
             Assert.IsNull(calculation.Output);