Index: Ringtoets/Integration/test/Ringtoets.Integration.Data.Test/DuneAssessmentSectionTest.cs
===================================================================
diff -u -r75aa4fefacf584d5172dc3bdffd348b0aacb05a4 -ra7e73f07edff6529f96c5e001b15888c87710acb
--- Ringtoets/Integration/test/Ringtoets.Integration.Data.Test/DuneAssessmentSectionTest.cs	(.../DuneAssessmentSectionTest.cs)	(revision 75aa4fefacf584d5172dc3bdffd348b0aacb05a4)
+++ Ringtoets/Integration/test/Ringtoets.Integration.Data.Test/DuneAssessmentSectionTest.cs	(.../DuneAssessmentSectionTest.cs)	(revision a7e73f07edff6529f96c5e001b15888c87710acb)
@@ -3,6 +3,8 @@
 using Core.Common.Base;
 
 using NUnit.Framework;
+using Ringtoets.Integration.Data.Contribution;
+using Ringtoets.Integration.Data.Properties;
 
 namespace Ringtoets.Integration.Data.Test
 {
@@ -18,12 +20,14 @@
             // Assert
             Assert.IsInstanceOf<Observable>(section);
             Assert.IsInstanceOf<AssessmentSectionBase>(section);
-            Assert.IsNull(section.FailureMechanismContribution);
+            Assert.IsInstanceOf<FailureMechanismContribution>(section.FailureMechanismContribution);
 
             Assert.AreEqual("Duintraject", section.Name);
             Assert.AreEqual("Referentielijn", section.ReferenceLine.Name);
             Assert.AreEqual("HR locatiedatabase", section.HydraulicBoundaryDatabase.Name);
             Assert.AreEqual("Duinen - Erosie", section.DuneErosionFailureMechanism.Name);
+
+            Assert.AreEqual(70, section.DuneErosionFailureMechanism.Contribution);
         }
 
         [Test]
@@ -39,5 +43,28 @@
             Assert.AreEqual(1, failureMechanisms.Length);
             Assert.AreSame(assessmentSection.DuneErosionFailureMechanism, failureMechanisms[0]);
         }
+
+        [Test]
+        public void FailureMechanismContribution_Always_ReturnInitializedFailureMechanismContribution()
+        {
+            // Setup
+            var assessmentSection = new DuneAssessmentSection();
+
+            // Call
+            var contribution = assessmentSection.FailureMechanismContribution.Distribution.ToArray();
+
+            // Assert
+            var failureMechanisms = assessmentSection.GetFailureMechanisms().ToArray();
+
+            Assert.AreEqual(2, contribution.Length);
+
+            Assert.AreEqual(failureMechanisms[0].Name, contribution[0].Assessment);
+            Assert.AreEqual(failureMechanisms[0].Contribution, contribution[0].Contribution);
+            Assert.AreEqual((30000 / contribution[0].Contribution) * 100, contribution[0].ProbabilitySpace);
+
+            Assert.AreEqual(Resources.OtherFailureMechanism_DisplayName, contribution[1].Assessment);
+            Assert.AreEqual(30, contribution[1].Contribution);
+            Assert.AreEqual((30000 / contribution[1].Contribution) * 100, 100000);
+        }
     }
 }
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