given that a stubserver config file with name "castalia.json" is on the classpath
and "castalia.json" contains a property "portnumber" with value "anyValidPortnumber"
when the stubserver is started
then the stubserver should be listening to port "anyValidPortnumber"
given that a stubserver config file with name "castalia.json" is on the classpath and "castalia.json" contains a property "portnumber" with value "anyValidPortnumber" when the stubserver is started then the stubserver should be listening to port "anyValidPortnumber"