Index: vhUnitTest/APPS/EC/impl/RefSessieDataBepaler/EncryptDecryptRefSessieData/Test.cls.xml
===================================================================
diff -u -r29059 -r43227
--- vhUnitTest/APPS/EC/impl/RefSessieDataBepaler/EncryptDecryptRefSessieData/Test.cls.xml	(.../Test.cls.xml)	(revision 29059)
+++ vhUnitTest/APPS/EC/impl/RefSessieDataBepaler/EncryptDecryptRefSessieData/Test.cls.xml	(.../Test.cls.xml)	(revision 43227)
@@ -3,6 +3,17 @@
 <Class name="vhUnitTest.APPS.EC.impl.RefSessieDataBepaler.EncryptDecryptRefSessieData.Test">
 <Super>vhUnitTest.TestCase</Super>
 
+<Method name="Test: GeefRefSessieData (=Decrypt) smijt een exceptie indien lege Ref">
+<Implementation><![CDATA[
+	#dim Substrings As %ListOfDataTypes = ##class(TECH.ListUtils).CreateListOfDataTypes("GeefRefSessieData heeft ongeldige Ref als input (Ref='')")
+	Do ..ZetVerwachteExceptie(##class(Tools.Test.VerwachteExceptie).%New(##class(TECH.Exceptions.InvalidInputException).%ClassName(1),Substrings))
+
+	#dim LegeRef As %String = ""
+	Set RefSessieDataBepaler = ##class(APPS.EC.impl.RefSessieDataBepaler).%New()
+	Do RefSessieDataBepaler.GeefRefSessieData(LegeRef)
+]]></Implementation>
+</Method>
+
 <Method name="TestGeefEncryptedRefSessieDataSFSVoorVHShop">
 <Implementation><![CDATA[
 	Set RSD = ##class(APPS.EC.dto.RefSessieData).%New()