Index: Riskeer/WaveImpactAsphaltCover/test/Riskeer.WaveImpactAsphaltCover.Forms.Test/PropertyClasses/WaveImpactAsphaltCoverFailurePathPropertiesTest.cs
===================================================================
diff -u -re025d33f32b1c7f51e101d368fbafdddff137fe9 -r6c6cf953239d5e41763a97cbc6802af61d901bca
--- Riskeer/WaveImpactAsphaltCover/test/Riskeer.WaveImpactAsphaltCover.Forms.Test/PropertyClasses/WaveImpactAsphaltCoverFailurePathPropertiesTest.cs	(.../WaveImpactAsphaltCoverFailurePathPropertiesTest.cs)	(revision e025d33f32b1c7f51e101d368fbafdddff137fe9)
+++ Riskeer/WaveImpactAsphaltCover/test/Riskeer.WaveImpactAsphaltCover.Forms.Test/PropertyClasses/WaveImpactAsphaltCoverFailurePathPropertiesTest.cs	(.../WaveImpactAsphaltCoverFailurePathPropertiesTest.cs)	(revision 6c6cf953239d5e41763a97cbc6802af61d901bca)
@@ -182,9 +182,11 @@
         {
             // Setup
             var assessmentSection = mocks.Stub<IAssessmentSection>();
+            var observer = mocks.StrictMock<IObserver>();
             mocks.ReplayAll();
 
             var failureMechanism = new WaveImpactAsphaltCoverFailureMechanism();
+            failureMechanism.Attach(observer);
 
             var properties = new WaveImpactAsphaltCoverFailurePathProperties(
                 failureMechanism,