Index: Riskeer/Common/test/Riskeer.Common.Forms.Test/Helpers/TargetProbabilityCalculationsDisplayNameHelperTest.cs
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diff -u
--- Riskeer/Common/test/Riskeer.Common.Forms.Test/Helpers/TargetProbabilityCalculationsDisplayNameHelperTest.cs	(revision 0)
+++ Riskeer/Common/test/Riskeer.Common.Forms.Test/Helpers/TargetProbabilityCalculationsDisplayNameHelperTest.cs	(revision 4fab9b10dd1f69e648580b586fc023c4070397bc)
@@ -0,0 +1,165 @@
+// Copyright (C) Stichting Deltares 2021. 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 System.Linq;
+using Core.Common.Base;
+using NUnit.Framework;
+using Rhino.Mocks;
+using Riskeer.Common.Data.AssessmentSection;
+using Riskeer.Common.Data.Contribution;
+using Riskeer.Common.Data.Hydraulics;
+using Riskeer.Common.Data.TestUtil;
+using Riskeer.Common.Forms.Helpers;
+
+namespace Riskeer.Common.Forms.Test.Helpers
+{
+    [TestFixture]
+    public class TargetProbabilityCalculationsDisplayNameHelperTest
+    {
+        [Test]
+        public void GetUniqueDisplayNameForWaterLevelCalculations_AssessmentSectionNull_ThrowsArgumentNullException()
+        {
+            // Call
+            void Call() => TargetProbabilityCalculationsDisplayNameHelper.GetUniqueDisplayNameForWaterLevelCalculations(
+                null, Enumerable.Empty<HydraulicBoundaryLocationCalculation>());
+
+            // Assert
+            var exception = Assert.Throws<ArgumentNullException>(Call);
+            Assert.AreEqual("assessmentSection", exception.ParamName);
+        }
+
+        [Test]
+        public void GetUniqueDisplayNameForWaterLevelCalculations_CalculationsNull_ThrowsArgumentNullException()
+        {
+            // Call
+            void Call() => TargetProbabilityCalculationsDisplayNameHelper.GetUniqueDisplayNameForWaterLevelCalculations(
+                new AssessmentSectionStub(), null);
+
+            // Assert
+            var exception = Assert.Throws<ArgumentNullException>(Call);
+            Assert.AreEqual("calculations", exception.ParamName);
+        }
+
+        [Test]
+        [TestCase(0.0025, 0.00025, 0.0025, 0.0025, "1/400")]
+        [TestCase(0.0025, 0.0025, 0.0025, 0.0025, "1/400")]
+        public void GetUniqueDisplayNameForWaterLevelCalculations_ValidParameters_ReturnsExpectedDisplayNameForLowerLimitNorm(
+            double lowerLimitNorm, double signalingNorm, double userDefinedTargetProbability1, double userDefinedTargetProbability2, string expectedName)
+        {
+            // Setup
+            var hydraulicBoundaryLocationCalculations = new ObservableList<HydraulicBoundaryLocationCalculation>();
+
+            var mockRepository = new MockRepository();
+            IAssessmentSection assessmentSection = AssessmentSectionTestHelper.CreateAssessmentSectionStub(mockRepository);
+
+            assessmentSection.Stub(a => a.FailureMechanismContribution).Return(new FailureMechanismContribution(lowerLimitNorm, signalingNorm));
+            assessmentSection.Stub(a => a.WaterLevelCalculationsForLowerLimitNorm).Return(hydraulicBoundaryLocationCalculations);
+            assessmentSection.Stub(a => a.WaterLevelCalculationsForSignalingNorm).Return(new ObservableList<HydraulicBoundaryLocationCalculation>());
+            assessmentSection.Stub(a => a.WaterLevelCalculationsForUserDefinedTargetProbabilities).Return(
+                new ObservableList<HydraulicBoundaryLocationCalculationsForTargetProbability>
+                {
+                    new HydraulicBoundaryLocationCalculationsForTargetProbability(userDefinedTargetProbability1),
+                    new HydraulicBoundaryLocationCalculationsForTargetProbability(userDefinedTargetProbability2)
+                });
+
+            mockRepository.ReplayAll();
+
+            // Call
+            string name = TargetProbabilityCalculationsDisplayNameHelper.GetUniqueDisplayNameForWaterLevelCalculations(assessmentSection, hydraulicBoundaryLocationCalculations);
+
+            // Assert
+            Assert.AreEqual(expectedName, name);
+
+            mockRepository.VerifyAll();
+        }
+
+        [Test]
+        [TestCase(0.025, 0.0025, 0.0025, 0.0025, "1/400")]
+        [TestCase(0.0025, 0.0025, 0.0025, 0.0025, "1/400 (1)")]
+        public void GetUniqueDisplayNameForWaterLevelCalculations_ValidParameters_ReturnsExpectedDisplayNameForSignalingNorm(
+            double lowerLimitNorm, double signalingNorm, double userDefinedTargetProbability1, double userDefinedTargetProbability2, string expectedName)
+        {
+            // Setup
+            var hydraulicBoundaryLocationCalculations = new ObservableList<HydraulicBoundaryLocationCalculation>();
+
+            var mockRepository = new MockRepository();
+            IAssessmentSection assessmentSection = AssessmentSectionTestHelper.CreateAssessmentSectionStub(mockRepository);
+
+            assessmentSection.Stub(a => a.FailureMechanismContribution).Return(new FailureMechanismContribution(lowerLimitNorm, signalingNorm));
+            assessmentSection.Stub(a => a.WaterLevelCalculationsForLowerLimitNorm).Return(new ObservableList<HydraulicBoundaryLocationCalculation>());
+            assessmentSection.Stub(a => a.WaterLevelCalculationsForSignalingNorm).Return(hydraulicBoundaryLocationCalculations);
+            assessmentSection.Stub(a => a.WaterLevelCalculationsForUserDefinedTargetProbabilities).Return(
+                new ObservableList<HydraulicBoundaryLocationCalculationsForTargetProbability>
+                {
+                    new HydraulicBoundaryLocationCalculationsForTargetProbability(userDefinedTargetProbability1),
+                    new HydraulicBoundaryLocationCalculationsForTargetProbability(userDefinedTargetProbability2)
+                });
+
+            mockRepository.ReplayAll();
+
+            // Call
+            string name = TargetProbabilityCalculationsDisplayNameHelper.GetUniqueDisplayNameForWaterLevelCalculations(assessmentSection, hydraulicBoundaryLocationCalculations);
+
+            // Assert
+            Assert.AreEqual(expectedName, name);
+
+            mockRepository.VerifyAll();
+        }
+
+        [Test]
+        [TestCase(0.1, 0.01, 0.025, 0.0025, "1/400")]
+        [TestCase(0.1, 0.01, 0.0025, 0.0025, "1/400 (1)")]
+        [TestCase(0.1, 0.0025, 0.025, 0.0025, "1/400 (1)")]
+        [TestCase(0.0025, 0.00025, 0.025, 0.0025, "1/400 (1)")]
+        [TestCase(0.0025, 0.0025, 0.025, 0.0025, "1/400 (2)")]
+        [TestCase(0.0025, 0.0025, 0.0025, 0.0025, "1/400 (3)")]
+        public void GetUniqueDisplayNameForWaterLevelCalculations_ValidParameters_ReturnsExpectedDisplayNameForUserDefinedTargetProbability(
+            double lowerLimitNorm, double signalingNorm, double userDefinedTargetProbability1, double userDefinedTargetProbability2, string expectedName)
+        {
+            // Setup
+            var calculationsForTargetProbability = new HydraulicBoundaryLocationCalculationsForTargetProbability(userDefinedTargetProbability2);
+
+            var mockRepository = new MockRepository();
+            IAssessmentSection assessmentSection = AssessmentSectionTestHelper.CreateAssessmentSectionStub(mockRepository);
+
+            assessmentSection.Stub(a => a.FailureMechanismContribution).Return(new FailureMechanismContribution(lowerLimitNorm, signalingNorm));
+            assessmentSection.Stub(a => a.WaterLevelCalculationsForLowerLimitNorm).Return(new ObservableList<HydraulicBoundaryLocationCalculation>());
+            assessmentSection.Stub(a => a.WaterLevelCalculationsForSignalingNorm).Return(new ObservableList<HydraulicBoundaryLocationCalculation>());
+            assessmentSection.Stub(a => a.WaterLevelCalculationsForUserDefinedTargetProbabilities).Return(
+                new ObservableList<HydraulicBoundaryLocationCalculationsForTargetProbability>
+                {
+                    new HydraulicBoundaryLocationCalculationsForTargetProbability(userDefinedTargetProbability1),
+                    calculationsForTargetProbability
+                });
+
+            mockRepository.ReplayAll();
+
+            // Call
+            string name = TargetProbabilityCalculationsDisplayNameHelper.GetUniqueDisplayNameForWaterLevelCalculations(assessmentSection, calculationsForTargetProbability.HydraulicBoundaryLocationCalculations);
+
+            // Assert
+            Assert.AreEqual(expectedName, name);
+
+            mockRepository.VerifyAll();
+        }
+    }
+}
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