0.9.6.12:

[sbcl.git] / tests / mop-8.impure-cload.lisp

diff --git a/tests/mop-8.impure-cload.lisp b/tests/mop-8.impure-cload.lisp
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+;;;; miscellaneous side-effectful tests of the MOP
+
+;;;; This software is part of the SBCL system. See the README file for
+;;;; more information.
+;;;;
+;;;; While most of SBCL is derived from the CMU CL system, the test
+;;;; files (like this one) were written from scratch after the fork
+;;;; from CMU CL.
+;;;;
+;;;; This software is in the public domain and is provided with
+;;;; absolutely no warranty. See the COPYING and CREDITS files for
+;;;; more information.
+
+;;; This file contains tests of UPDATE-DEPENDENT.
+
+(defpackage "MOP-8"
+  (:use "CL" "SB-MOP" "TEST-UTIL"))
+
+(in-package "MOP-8")
+
+(defclass dependent-history ()
+  ((history :initarg :history :accessor history)))
+
+(defmethod update-dependent ((generic-function generic-function)
+                             (history dependent-history)
+                             &rest args)
+  (push args (history history)))
+(defmethod update-dependent ((class class)
+                             (history dependent-history)
+                             &rest args)
+  (push (cons class args) (history history)))
+
+(defvar *history* (make-instance 'dependent-history :history nil))
+
+(defgeneric upd1 (x))
+(add-dependent #'upd1 *history*)
+(defmethod upd1 ((x integer)) x)
+(let ((last (car (history *history*))))
+  (assert (eq (car last) 'add-method))
+  (assert (typep (cadr last) 'standard-method)))
+
+(defclass foo ()
+  ())
+(add-dependent (find-class 'foo) *history*)
+(defclass foo ()
+  ((a :initarg :a)))
+(let ((last (car (history *history*))))
+  (assert (eq (car last) (find-class 'foo))))