Index: DamEngine/trunk/src/Deltares.DamEngine.IntegrationTests/IntegrationTests/OperationalStabilityProfile1DTests.cs
===================================================================
diff -u -r5916 -r5939
--- DamEngine/trunk/src/Deltares.DamEngine.IntegrationTests/IntegrationTests/OperationalStabilityProfile1DTests.cs	(.../OperationalStabilityProfile1DTests.cs)	(revision 5916)
+++ DamEngine/trunk/src/Deltares.DamEngine.IntegrationTests/IntegrationTests/OperationalStabilityProfile1DTests.cs	(.../OperationalStabilityProfile1DTests.cs)	(revision 5939)
@@ -22,9 +22,7 @@
 using System.Collections.Generic;
 using System.IO;
 using System.Linq;
-using Deltares.DamEngine.Data.General;
 using Deltares.DamEngine.Data.Standard;
-using Deltares.DamEngine.Interface;
 using Deltares.DamEngine.Io;
 using Deltares.DamEngine.Io.XmlOutput;
 using Deltares.DamEngine.TestHelpers;
@@ -137,39 +135,4 @@
         ComparisonResult result = compare.Compare(expected, actual);
         Assert.That(result.Differences, Is.Empty, "Differences found read/write Output object");
     }
-    
-    [TestCase(PipingModelType.Wti2017)]
-    [TestCase(PipingModelType.Bligh)]
-    public void Run_UsingTestFiles_ButWithSupportedPipingModelFailsBecauseNoRelevantSegments(PipingModelType pipingModel)
-    {
-        const string calcDir = "TestOperationalPipingFailsNoRelevantSegments";
-        if (Directory.Exists(calcDir))
-        {
-            Directory.Delete(calcDir, true); // delete previous results
-        }
-
-        Directory.CreateDirectory(calcDir);
-        const string inputFileName = @".\TestFiles\Operational\Profile1DTests\CalculateStabilityInsideBishopGrid1InputFile.xml";
-
-        string inputString = File.ReadAllText(inputFileName);
-        inputString = XmlAdapter.ChangeValueInXml(inputString, "ProjectPath", ""); // Current directory will be used
-        inputString = XmlAdapter.ChangeValueInXml(inputString, "CalculationMap", calcDir); // Current directory will be used
-        var engineInterface = new EngineInterface(inputString);
-        Assert.That(engineInterface.DamProjectData, Is.Not.Null);
-        engineInterface.DamProjectData.DamProjectCalculationSpecification.CurrentSpecification.FailureMechanismSystemType = FailureMechanismSystemType.Piping;
-        engineInterface.DamProjectData.DamProjectCalculationSpecification.CurrentSpecification.PipingModelType = pipingModel;
-
-        Output output = GeneralHelper.RunAfterInputValidation(engineInterface, false);
-
-        Assert.That(output.Results.CalculationMessages, Has.Length.EqualTo(2));
-        Assert.Multiple(() =>
-        {
-            Assert.That(output.Results.CalculationMessages[0].MessageType, Is.EqualTo(MessageMessageType.Info));
-            Assert.That(output.Results.CalculationMessages[0].Message1, Is.EqualTo("There are 8 locations with sensor data"));
-            Assert.That(output.Results.CalculationMessages[1].MessageType, Is.EqualTo(MessageMessageType.Error));
-            Assert.That(output.Results.CalculationMessages[1].Message1, Is.EqualTo("No segments with failure mechanism Piping present"));
-        });
-    }
-    
-    
 }
\ No newline at end of file
Index: DamEngine/trunk/src/Deltares.DamEngine.IntegrationTests/IntegrationTests/OperationalCombinationTests.cs
===================================================================
diff -u
--- DamEngine/trunk/src/Deltares.DamEngine.IntegrationTests/IntegrationTests/OperationalCombinationTests.cs	(revision 0)
+++ DamEngine/trunk/src/Deltares.DamEngine.IntegrationTests/IntegrationTests/OperationalCombinationTests.cs	(revision 5939)
@@ -0,0 +1,65 @@
+// Copyright (C) Stichting Deltares 2024. All rights reserved.
+// 
+// This file is part of the Dam Engine.
+// 
+// The Dam Engine is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+// 
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU Affero General Public License for more details.
+// 
+// You should have received a copy of the GNU Affero General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+// 
+// All names, logos, and references to "Deltares" are registered trademarks of
+// Stichting Deltares and remain full property of Stichting Deltares at all times.
+// All rights reserved.
+
+using System.IO;
+using Deltares.DamEngine.Data.General;
+using Deltares.DamEngine.Interface;
+using Deltares.DamEngine.Io.XmlOutput;
+using Deltares.DamEngine.TestHelpers;
+using NUnit.Framework;
+
+namespace Deltares.DamEngine.IntegrationTests.IntegrationTests;
+
+public class OperationalCombinationTests
+{
+    [TestCase(PipingModelType.Wti2017)]
+    [TestCase(PipingModelType.Bligh)]
+    public void Run_UsingTestFiles_WithPipingModelFailsBecauseNoRelevantSegments(PipingModelType pipingModel)
+    {
+        const string calcDir = "TestOperationalPipingFailsNoRelevantSegments";
+        if (Directory.Exists(calcDir))
+        {
+            Directory.Delete(calcDir, true); // delete previous results
+        }
+
+        Directory.CreateDirectory(calcDir);
+        const string inputFileName = @".\TestFiles\Operational\Profile1DTests\CalculateStabilityInsideBishopGrid1InputFile.xml";
+
+        string inputString = File.ReadAllText(inputFileName);
+        inputString = XmlAdapter.ChangeValueInXml(inputString, "ProjectPath", ""); // Current directory will be used
+        inputString = XmlAdapter.ChangeValueInXml(inputString, "CalculationMap", calcDir); // Current directory will be used
+        var engineInterface = new EngineInterface(inputString);
+        Assert.That(engineInterface.DamProjectData, Is.Not.Null);
+        engineInterface.DamProjectData.DamProjectCalculationSpecification.CurrentSpecification.FailureMechanismSystemType = FailureMechanismSystemType.Piping;
+        engineInterface.DamProjectData.DamProjectCalculationSpecification.CurrentSpecification.PipingModelType = pipingModel;
+
+        Output output = GeneralHelper.RunAfterInputValidation(engineInterface, false);
+
+        Assert.That(output.Results.CalculationMessages, Has.Length.EqualTo(2));
+        Assert.Multiple(() =>
+        {
+            Assert.That(output.Results.CalculationMessages[0].MessageType, Is.EqualTo(MessageMessageType.Info));
+            Assert.That(output.Results.CalculationMessages[0].Message1, Is.EqualTo("There are 8 locations with sensor data"));
+            Assert.That(output.Results.CalculationMessages[1].MessageType, Is.EqualTo(MessageMessageType.Error));
+            Assert.That(output.Results.CalculationMessages[1].Message1, Is.EqualTo("No segments with failure mechanism Piping present"));
+        });
+    }
+}