#NEWLINE# def test_single( self ) : #NEWLINE# #INDENT# exactly_b = Exactly ( self . B ) #NEWLINE# self . assertEqual ( ( exactly_b . B , ) , exactly_b . types ) #NEWLINE# self . assertFalse ( exactly_b . satisfied_by ( self . A ( ) ) ) #NEWLINE# self . assertTrue ( exactly_b . satisfied_by ( self . B ( ) ) ) #NEWLINE# self . assertFalse ( exactly_b . satisfied_by ( self . BPrime ( ) ) ) #NEWLINE# self . assertFalse ( exactly_b . satisfied_by ( self . C ( ) ) )