Index: Ringtoets/Piping/test/Ringtoets.Piping.Forms.Test/PropertyClasses/PipingOutputPropertiesTest.cs
===================================================================
diff -u -r3bcc8993307e3b6dea8f496d6acbc9c474581787 -r8b37c0f11e7d78b71c298763124973e94845c87b
--- Ringtoets/Piping/test/Ringtoets.Piping.Forms.Test/PropertyClasses/PipingOutputPropertiesTest.cs	(.../PipingOutputPropertiesTest.cs)	(revision 3bcc8993307e3b6dea8f496d6acbc9c474581787)
+++ Ringtoets/Piping/test/Ringtoets.Piping.Forms.Test/PropertyClasses/PipingOutputPropertiesTest.cs	(.../PipingOutputPropertiesTest.cs)	(revision 8b37c0f11e7d78b71c298763124973e94845c87b)
@@ -62,7 +62,7 @@
             mocks.ReplayAll();
 
             // Call
-            TestDelegate test = () => new PipingOutputProperties(new TestPipingOutput(), null, assessmentSection);
+            TestDelegate test = () => new PipingOutputProperties(PipingOutputTestFactory.Create(), null, assessmentSection);
 
             // Assert
             string paramName = Assert.Throws<ArgumentNullException>(test).ParamName;
@@ -74,7 +74,7 @@
         public void Constructor_AssessmentSectionNull_ThrowsArgumentNullException()
         {
             // Call
-            TestDelegate call = () => new PipingOutputProperties(new TestPipingOutput(), new PipingFailureMechanism(), null);
+            TestDelegate call = () => new PipingOutputProperties(PipingOutputTestFactory.Create(), new PipingFailureMechanism(), null);
 
             // Assert
             var exception = Assert.Throws<ArgumentNullException>(call);
@@ -91,7 +91,7 @@
             IAssessmentSection assessmentSection = AssessmentSectionHelper.CreateAssessmentSectionStub(failureMechanism, mocks);
             mocks.ReplayAll();
 
-            var output = new TestPipingOutput();
+            PipingOutput output = PipingOutputTestFactory.Create();
 
             // Call
             var properties = new PipingOutputProperties(output, failureMechanism, assessmentSection);
@@ -174,7 +174,7 @@
             mocks.ReplayAll();
 
             // Call
-            var properties = new PipingOutputProperties(new TestPipingOutput(), failureMechanism, assessmentSection);
+            var properties = new PipingOutputProperties(PipingOutputTestFactory.Create(), failureMechanism, assessmentSection);
 
             // Assert
             PropertyDescriptorCollection dynamicProperties = PropertiesTestHelper.GetAllVisiblePropertyDescriptors(properties);