Index: Riskeer/Piping/src/Riskeer.Piping.Data/Probabilistic/PartialProbabilisticPipingOutput.cs
===================================================================
diff -u -r1ae80053660205589e62dcbcab805d470c8644eb -rcf6ed8ddb6e3da8c3ce6201844cf0896651dbfdc
--- Riskeer/Piping/src/Riskeer.Piping.Data/Probabilistic/PartialProbabilisticPipingOutput.cs	(.../PartialProbabilisticPipingOutput.cs)	(revision 1ae80053660205589e62dcbcab805d470c8644eb)
+++ Riskeer/Piping/src/Riskeer.Piping.Data/Probabilistic/PartialProbabilisticPipingOutput.cs	(.../PartialProbabilisticPipingOutput.cs)	(revision cf6ed8ddb6e3da8c3ce6201844cf0896651dbfdc)
@@ -33,8 +33,7 @@
         /// Creates a new instance of <see cref="PartialProbabilisticPipingOutput"/>.
         /// </summary>
         /// <param name="reliability">The reliability of the calculation.</param>
-        /// <param name="generalResult">The general result of this output with the 
-        /// fault tree illustration points.</param>
+        /// <param name="generalResult">The general result of this output with the fault tree illustration points.</param>
         public PartialProbabilisticPipingOutput(double reliability,
                                                 GeneralResult<TopLevelFaultTreeIllustrationPoint> generalResult)
         {
Index: Riskeer/Piping/test/Riskeer.Piping.Data.Test/Probabilistic/PartialProbabilisticPipingOutputTest.cs
===================================================================
diff -u
--- Riskeer/Piping/test/Riskeer.Piping.Data.Test/Probabilistic/PartialProbabilisticPipingOutputTest.cs	(revision 0)
+++ Riskeer/Piping/test/Riskeer.Piping.Data.Test/Probabilistic/PartialProbabilisticPipingOutputTest.cs	(revision cf6ed8ddb6e3da8c3ce6201844cf0896651dbfdc)
@@ -0,0 +1,121 @@
+// Copyright (C) Stichting Deltares 2019. All rights reserved.
+//
+// This file is part of Riskeer.
+//
+// Riskeer is free software: you can redistribute it and/or modify
+// it under the terms of the GNU 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 General Public License for more details.
+//
+// You should have received a copy of the GNU 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;
+using Core.Common.Data.TestUtil;
+using NUnit.Framework;
+using Riskeer.Common.Data.IllustrationPoints;
+using Riskeer.Common.Data.TestUtil;
+using Riskeer.Common.Data.TestUtil.IllustrationPoints;
+using Riskeer.Piping.Data.Probabilistic;
+using Riskeer.Piping.Data.TestUtil;
+
+namespace Riskeer.Piping.Data.Test.Probabilistic
+{
+    [TestFixture]
+    public class PartialProbabilisticPipingOutputTest
+    {
+        [Test]
+        [TestCase(true)]
+        [TestCase(false)]
+        public void Constructor_ExpectedValues(bool withIllustrationPoints)
+        {
+            // Setup
+            var random = new Random(39);
+            double reliability = random.NextDouble();
+            GeneralResult<TopLevelFaultTreeIllustrationPoint> generalResult = withIllustrationPoints
+                                                                                  ? new TestGeneralResultFaultTreeIllustrationPoint()
+                                                                                  : null;
+
+            // Call
+            var partialProbabilisticPipingOutput = new PartialProbabilisticPipingOutput(reliability, generalResult);
+
+            // Assert
+            Assert.IsInstanceOf<ICloneable>(partialProbabilisticPipingOutput);
+            Assert.AreEqual(reliability, partialProbabilisticPipingOutput.Reliability);
+            Assert.AreEqual(withIllustrationPoints, partialProbabilisticPipingOutput.HasGeneralResult);
+            Assert.AreSame(generalResult, partialProbabilisticPipingOutput.GeneralResult);
+        }
+
+        [Test]
+        public void Clone_NotAllPropertiesSet_ReturnNewInstanceWithCopiedValues()
+        {
+            // Setup
+            PartialProbabilisticPipingOutput original = PipingTestDataGenerator.GetRandomPartialProbabilisticPipingOutput(null);
+
+            // Call
+            object clone = original.Clone();
+
+            // Assert
+            CoreCloneAssert.AreObjectClones(original, clone, CommonCloneAssert.AreClones);
+        }
+
+        [Test]
+        public void Clone_AllPropertiesSet_ReturnNewInstanceWithCopiedValues()
+        {
+            // Setup
+            PartialProbabilisticPipingOutput original = PipingTestDataGenerator.GetRandomPartialProbabilisticPipingOutput(new TestGeneralResultFaultTreeIllustrationPoint());
+
+            // Call
+            object clone = original.Clone();
+
+            // Assert
+            CoreCloneAssert.AreObjectClones(original, clone, CommonCloneAssert.AreClones);
+        }
+
+        [Test]
+        public void ClearIllustrationPoints_OutputWithGeneralResult_ClearsGeneralResult()
+        {
+            // Setup
+            var random = new Random(39);
+            double reliability = random.NextDouble();
+            GeneralResult<TopLevelFaultTreeIllustrationPoint> generalResult = new TestGeneralResultFaultTreeIllustrationPoint();
+
+            var partialProbabilisticPipingOutput = new PartialProbabilisticPipingOutput(reliability, generalResult);
+
+            // Call
+            partialProbabilisticPipingOutput.ClearIllustrationPoints();
+
+            // Assert
+            Assert.AreEqual(reliability, partialProbabilisticPipingOutput.Reliability);
+            Assert.IsFalse(partialProbabilisticPipingOutput.HasGeneralResult);
+            Assert.IsNull(partialProbabilisticPipingOutput.GeneralResult);
+        }
+
+        [Test]
+        public void ClearIllustrationPoints_OutputWithoutGeneralResult_NothingHappens()
+        {
+            // Setup
+            var random = new Random(39);
+            double reliability = random.NextDouble();
+
+            var partialProbabilisticPipingOutput = new PartialProbabilisticPipingOutput(reliability, null);
+
+            // Call
+            partialProbabilisticPipingOutput.ClearIllustrationPoints();
+
+            // Assert
+            Assert.AreEqual(reliability, partialProbabilisticPipingOutput.Reliability);
+            Assert.IsFalse(partialProbabilisticPipingOutput.HasGeneralResult);
+            Assert.IsNull(partialProbabilisticPipingOutput.GeneralResult);
+        }
+    }
+}
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