#NEWLINE# def test_actors_may_be_looked_up_by_class( self ) : #NEWLINE# #INDENT# result = ActorRegistry . get_by_class ( self . AnActor ) #NEWLINE# for a_actor in self . a_actors : #NEWLINE# #INDENT# self . assert_ ( ( a_actor in result ) ) #NEWLINE# #UNINDENT# for b_actor in self . b_actors : #NEWLINE# #INDENT# self . assert_ ( ( b_actor not in result ) )