Index: Ringtoets/ClosingStructures/test/Ringtoets.ClosingStructures.Integration.Test/ClosingStructuresCalculationActivityIntegrationTest.cs
===================================================================
diff -u -r736f04ea6f24399148ab8efd7f3b03ae8f8f56b5 -r6c049c504e7f599a8cebb26ae37fcd82b03782f2
--- Ringtoets/ClosingStructures/test/Ringtoets.ClosingStructures.Integration.Test/ClosingStructuresCalculationActivityIntegrationTest.cs	(.../ClosingStructuresCalculationActivityIntegrationTest.cs)	(revision 736f04ea6f24399148ab8efd7f3b03ae8f8f56b5)
+++ Ringtoets/ClosingStructures/test/Ringtoets.ClosingStructures.Integration.Test/ClosingStructuresCalculationActivityIntegrationTest.cs	(.../ClosingStructuresCalculationActivityIntegrationTest.cs)	(revision 6c049c504e7f599a8cebb26ae37fcd82b03782f2)
@@ -142,11 +142,13 @@
         }
 
         [Test]
-        [TestCase(true, "An error occurred")]
-        [TestCase(true, null)]
-        [TestCase(false, "An error occurred")]
-        public void Run_InvalidCalculationAndRan_PerformValidationAndCalculationAndActivityStateFailed(bool endInFailure, string lastErrorFileContent)
+        [TestCaseSource(typeof(HydraRingCalculatorTestCaseProvider), nameof(HydraRingCalculatorTestCaseProvider.GetCalculatorFailingConditions), new object[]
         {
+            nameof(Run_InvalidCalculationAndRan_PerformValidationAndCalculationAndActivityStateFailed)
+        })]
+        public void Run_InvalidCalculationAndRan_PerformValidationAndCalculationAndActivityStateFailed(bool endInFailure,
+                                                                                                       string lastErrorFileContent)
+        {
             // Setup
             var calculator = new TestStructuresClosureCalculator
             {
@@ -249,16 +251,22 @@
         }
 
         [Test]
-        public void Finish_InvalidCalculationAndRan_DoesNotSetOutputAndNotifyObserversOfCalculation()
+        [TestCaseSource(typeof(HydraRingCalculatorTestCaseProvider), nameof(HydraRingCalculatorTestCaseProvider.GetCalculatorFailingConditions), new object[]
         {
+            nameof(Finish_InvalidCalculationAndRan_DoesNotSetOutputAndNotifyObserversOfCalculation)
+        })]
+        public void Finish_InvalidCalculationAndRan_DoesNotSetOutputAndNotifyObserversOfCalculation(bool endInFailure,
+                                                                                                    string lastErrorFileContent)
+        {
             // Setup
             var mockRepository = new MockRepository();
             var observerMock = mockRepository.StrictMock<IObserver>();
             observerMock.Expect(o => o.UpdateObserver());
 
             var calculator = new TestStructuresClosureCalculator
             {
-                EndInFailure = true
+                EndInFailure = endInFailure,
+                LastErrorFileContent = lastErrorFileContent
             };
             var calculatorFactory = mockRepository.StrictMock<IHydraRingCalculatorFactory>();
             calculatorFactory.Expect(cf => cf.CreateStructuresClosureCalculator(testDataPath))