tests/mop-16.impure-cload.lisp

   1 ;;;; miscellaneous side-effectful tests of the MOP
   2
   3 ;;;; This software is part of the SBCL system. See the README file for
   4 ;;;; more information.
   5 ;;;;
   6 ;;;; While most of SBCL is derived from the CMU CL system, the test
   7 ;;;; files (like this one) were written from scratch after the fork
   8 ;;;; from CMU CL.
   9 ;;;;
  10 ;;;; This software is in the public domain and is provided with
  11 ;;;; absolutely no warranty. See the COPYING and CREDITS files for
  12 ;;;; more information.
  13
  14 ;;; this file tests that it is not possible to add an
  15 ;;; optimization-invalidating method to #'(SETF
  16 ;;; SLOT-VALUE-USING-CLASS).  If a way is found to preserve the
  17 ;;; optimization, or if the optimization is deemed to be invalid, then
  18 ;;; this test can go away.
  19
  20 (defpackage "MOP-16"
  21   (:use "CL" "SB-MOP"))
  22
  23 (in-package "MOP-16")
  24
  25 (defclass foo-class (standard-class) ())
  26
  27 (defclass foo-effective-slot-definition (standard-effective-slot-definition)
  28   ())
  29
  30 (multiple-value-bind (value condition)
  31     (ignore-errors
  32       (defmethod (setf slot-value-using-class)
  33           ((new-value integer) (class foo-class)
  34            (object standard-object) (slotd foo-effective-slot-definition))
  35         "Haha"))
  36   (assert (null value))
  37   (assert (typep condition 'error)))