Index: DamEngine/trunk/src/Deltares.DamEngine.IntegrationTests/IntegrationTests/OperationalWtiPipingTests.cs
===================================================================
diff -u
--- DamEngine/trunk/src/Deltares.DamEngine.IntegrationTests/IntegrationTests/OperationalWtiPipingTests.cs	(revision 0)
+++ DamEngine/trunk/src/Deltares.DamEngine.IntegrationTests/IntegrationTests/OperationalWtiPipingTests.cs	(revision 6075)
@@ -0,0 +1,64 @@
+// 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.Io.XmlOutput;
+using Deltares.DamEngine.TestHelpers;
+using NUnit.Framework;
+
+namespace Deltares.DamEngine.IntegrationTests.IntegrationTests;
+
+[TestFixture]
+public class OperationalWtiPipingTests
+{
+    private const double tolerance = 0.00051;
+
+    [Test]
+    [Category(Categories.Slow)]
+    public void RunWtiPiping_UsingTestFile_HasExpectedResultsInOutputFile()
+    {
+        const string calcDir = "TestOperationalWtiPiping";
+        if (Directory.Exists(calcDir))
+        {
+            Directory.Delete(calcDir, true); // delete previous results
+        }
+        string outputFileName = Path.Combine(calcDir, "Output.xml");
+
+        Directory.CreateDirectory(calcDir);
+        // Based on "DamLive\trunk\src\Deltares.DamLive.Tests\TestData\IntegrationTests\PipingWti\DAMLive.damx"
+        const string inputFileName = @"TestFiles\Operational\WtiPipingTests\Input.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
+
+        Output output = GeneralHelper.RunAfterInputValidation(inputString, false, outputFileName);
+
+        Assert.That(output.Results.OperationalOutputTimeSeries, Has.Length.EqualTo(8));
+        Assert.Multiple(() =>
+        {
+            Assert.That(output.Results.OperationalOutputTimeSeries[0].Entries.TimeSerieEntry, Has.Length.EqualTo(2));
+            Assert.That(output.Results.OperationalOutputTimeSeries[0].Entries.TimeSerieEntry[0].Value, Is.EqualTo(0.7396).Within(tolerance));
+            Assert.That(output.Results.OperationalOutputTimeSeries[0].Entries.TimeSerieEntry[1].Value, Is.EqualTo(0.6795).Within(tolerance));
+            Assert.That(output.Results.OperationalOutputTimeSeries[7].Entries.TimeSerieEntry[0].Value, Is.NaN);
+            Assert.That(output.Results.OperationalOutputTimeSeries[7].Entries.TimeSerieEntry[1].Value, Is.NaN);
+        });
+    }
+}
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