1 ;;;; miscellaneous side-effectful tests of the MOP
3 ;;;; This software is part of the SBCL system. See the README file for
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
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.
14 ;;; this file tests the accessor method class portion of the protocol
15 ;;; for Initialization of Class Metaobjects.
22 (defclass my-class (standard-class) ())
23 (defmethod validate-superclass ((a my-class) (b standard-class)) t)
25 (defclass my-reader (standard-reader-method) ())
26 (defclass my-writer (standard-writer-method) ())
30 (defmethod reader-method-class ((c my-class) s &rest initargs)
31 (push (cons (slot-definition-name s) 'reader) *calls*)
32 (find-class 'my-reader))
33 (defmethod writer-method-class ((c my-class) s &rest initargs)
34 (push (cons (slot-definition-name s) 'writer) *calls*)
35 (find-class 'my-writer))
41 (:metaclass my-class))
43 (assert (= (length *calls*) 4))
44 (assert (= (count 'a *calls* :key #'car) 1))
45 (assert (= (count 'b *calls* :key #'car) 1))
46 (assert (= (count 'c *calls* :key #'car) 2))
47 (assert (= (count 'reader *calls* :key #'cdr) 2))
48 (assert (= (count 'writer *calls* :key #'cdr) 2))
49 (let ((method (find-method #'a nil (list (find-class 'foo)))))
50 (assert (eq (class-of method) (find-class 'my-reader))))
51 (let ((method (find-method #'b nil (list (find-class t) (find-class 'foo)))))
52 (assert (eq (class-of method) (find-class 'my-writer))))
54 (defclass my-other-class (my-class) ())
55 (defmethod validate-superclass ((a my-other-class) (b standard-class)) t)
57 (defclass my-other-reader (standard-reader-method) ())
59 (defclass my-direct-slot-definition (standard-direct-slot-definition) ())
61 (defmethod direct-slot-definition-class ((c my-other-class) &rest args)
62 (find-class 'my-direct-slot-definition))
64 (defmethod reader-method-class :around
65 (class (s my-direct-slot-definition) &rest initargs)
66 (find-class 'my-other-reader))
71 (:metaclass my-other-class))
73 (let ((method (find-method #'d nil (list (find-class 'bar)))))
74 (assert (eq (class-of method) (find-class 'my-other-reader))))
75 (let ((method (find-method #'e nil (list (find-class t) (find-class 'bar)))))
76 (assert (eq (class-of method) (find-class 'my-writer))))