#NEWLINE# def test_delete_system_role( self ) : #NEWLINE# #INDENT# system_roles = SystemRole . get_valid_values ( ) #NEWLINE# for name in system_roles : #NEWLINE# #INDENT# expected_msg = "System roles can't be deleted" #NEWLINE# self . assertRaisesRegexp ( ValueError , expected_msg , rbac_services . delete_role , name = name )