Index: Ringtoets/StabilityStoneCover/test/Ringtoets.StabilityStoneCover.Integration.Test/StabilityStoneCoverWaveConditionsCalculationActivityIntegrationTest.cs
===================================================================
diff -u -r736f04ea6f24399148ab8efd7f3b03ae8f8f56b5 -r6c049c504e7f599a8cebb26ae37fcd82b03782f2
--- Ringtoets/StabilityStoneCover/test/Ringtoets.StabilityStoneCover.Integration.Test/StabilityStoneCoverWaveConditionsCalculationActivityIntegrationTest.cs	(.../StabilityStoneCoverWaveConditionsCalculationActivityIntegrationTest.cs)	(revision 736f04ea6f24399148ab8efd7f3b03ae8f8f56b5)
+++ Ringtoets/StabilityStoneCover/test/Ringtoets.StabilityStoneCover.Integration.Test/StabilityStoneCoverWaveConditionsCalculationActivityIntegrationTest.cs	(.../StabilityStoneCoverWaveConditionsCalculationActivityIntegrationTest.cs)	(revision 6c049c504e7f599a8cebb26ae37fcd82b03782f2)
@@ -410,9 +410,10 @@
         }
 
         [Test]
-        [TestCase(true, null)]
-        [TestCase(false, "An error occurred")]
-        [TestCase(true, "An error occurred")]
+        [TestCaseSource(typeof(HydraRingCalculatorTestCaseProvider), nameof(HydraRingCalculatorTestCaseProvider.GetCalculatorFailingConditions), new object[]
+        {
+            nameof(Run_ErrorInCalculation_ActivityStateFailed)
+        })]
         public void Run_ErrorInCalculation_ActivityStateFailed(bool endInFailure, string lastErrorFileContent)
         {
             // Setup
@@ -445,8 +446,12 @@
         }
 
         [Test]
-        public void Run_CalculationFailed_OutputNull()
+        [TestCaseSource(typeof(HydraRingCalculatorTestCaseProvider), nameof(HydraRingCalculatorTestCaseProvider.GetCalculatorFailingConditions), new object[]
         {
+            nameof(Run_CalculationFailed_OutputNull)
+        })]
+        public void Run_CalculationFailed_OutputNull(bool endInFailure, string lastErrorFileContent)
+        {
             // Setup
             var mockRepository = new MockRepository();
             StabilityStoneCoverWaveConditionsCalculation calculation = GetValidCalculation();
@@ -460,7 +465,8 @@
             var calculatorFactory = mockRepository.StrictMock<IHydraRingCalculatorFactory>();
             calculatorFactory.Expect(cf => cf.CreateWaveConditionsCosineCalculator(testDataPath)).Return(new TestWaveConditionsCosineCalculator
             {
-                EndInFailure = true
+                EndInFailure = endInFailure,
+                LastErrorFileContent = lastErrorFileContent
             }).Repeat.Times(calculation.InputParameters.WaterLevels.Count());
             mockRepository.ReplayAll();