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 ;;; Some slot-valuish things in combination with user-defined methods
21 (defclass user-method (standard-method) (myslot))
23 (defmacro def-user-method (name &rest rest)
24 (let* ((lambdalist-position (position-if #'listp rest))
25 (qualifiers (subseq rest 0 lambdalist-position))
26 (lambdalist (elt rest lambdalist-position))
27 (body (subseq rest (+ lambdalist-position 1)))
30 (or (position-if #'(lambda (x)
31 (member x lambda-list-keywords))
33 (length lambdalist))))
36 (mapcar #'(lambda (x) (if (consp x) (second x) 't))
38 (unspecialized-required-part
39 (mapcar #'(lambda (x) (if (consp x) (first x) x)) required-part))
40 (unspecialized-lambdalist
41 (append unspecialized-required-part
42 (subseq required-part (length required-part)))))
45 (make-instance 'user-method
46 :qualifiers ',qualifiers
47 :lambda-list ',unspecialized-lambdalist
48 :specializers ',specializers
51 #'(lambda (arguments next-methods-list)
52 (flet ((next-method-p () next-methods-list)
53 (call-next-method (&rest new-arguments)
54 (unless new-arguments (setq new-arguments arguments))
55 (if (null next-methods-list)
56 (error "no next method for arguments ~:s" arguments)
57 (funcall (method-function (first next-methods-list))
58 new-arguments (rest next-methods-list)))))
59 (apply #'(lambda ,unspecialized-lambdalist ,@body) arguments)))))
63 ((a :initarg :a :initform 3)))
65 ((b :initarg :b :initform 4)))
66 (defclass subsub (sub)
67 ((b :initarg :b :initform 5)
68 (a :initarg :a :initform 6)))
70 ;;; reworking of MOP-20 tests, but with slot-valuish things.
72 (defgeneric test-um03 (x))
73 (defmethod test-um03 ((x subsub))
74 (list* 'subsub (slot-value x 'a) (slot-value x 'b)
75 (not (null (next-method-p))) (call-next-method)))
76 (def-user-method test-um03 ((x sub))
77 (list* 'sub (slot-value x 'a) (slot-value x 'b)
78 (not (null (next-method-p))) (call-next-method)))
79 (defmethod test-um03 ((x super))
80 (list 'super (slot-value x 'a) (not (null (next-method-p)))))
81 (assert (equal (test-um03 (make-instance 'super)) '(super 3 nil)))
82 (assert (equal (test-um03 (make-instance 'sub)) '(sub 3 4 t super 3 nil)))
83 (assert (equal (test-um03 (make-instance 'subsub))
84 '(subsub 6 5 t sub 6 5 t super 6 nil))))
87 (defgeneric test-um10 (x))
88 (defmethod test-um10 ((x subsub))
89 (list* 'subsub (slot-value x 'a) (slot-value x 'b)
90 (not (null (next-method-p))) (call-next-method)))
91 (defmethod test-um10 ((x sub))
92 (list* 'sub (slot-value x 'a) (slot-value x 'b)
93 (not (null (next-method-p))) (call-next-method)))
94 (defmethod test-um10 ((x super))
95 (list 'super (slot-value x 'a) (not (null (next-method-p)))))
96 (defmethod test-um10 :after ((x super)))
97 (def-user-method test-um10 :around ((x subsub))
98 (list* 'around-subsub (slot-value x 'a) (slot-value x 'b)
99 (not (null (next-method-p))) (call-next-method)))
100 (defmethod test-um10 :around ((x sub))
101 (list* 'around-sub (slot-value x 'a) (slot-value x 'b)
102 (not (null (next-method-p))) (call-next-method)))
103 (defmethod test-um10 :around ((x super))
104 (list* 'around-super (slot-value x 'a)
105 (not (null (next-method-p))) (call-next-method)))
106 (assert (equal (test-um10 (make-instance 'super))
107 '(around-super 3 t super 3 nil)))
108 (assert (equal (test-um10 (make-instance 'sub))
109 '(around-sub 3 4 t around-super 3 t sub 3 4 t super 3 nil)))
110 (assert (equal (test-um10 (make-instance 'subsub))
111 '(around-subsub 6 5 t around-sub 6 5 t around-super 6 t
112 subsub 6 5 t sub 6 5 t super 6 nil))))
115 (defgeneric test-um12 (x))
116 (defmethod test-um12 ((x subsub))
117 (list* 'subsub (slot-value x 'a) (slot-value x 'b)
118 (not (null (next-method-p))) (call-next-method)))
119 (defmethod test-um12 ((x sub))
120 (list* 'sub (slot-value x 'a) (slot-value x 'b)
121 (not (null (next-method-p))) (call-next-method)))
122 (defmethod test-um12 ((x super))
123 (list 'super (slot-value x 'a) (not (null (next-method-p)))))
124 (defmethod test-um12 :after ((x super)))
125 (defmethod test-um12 :around ((x subsub))
126 (list* 'around-subsub (slot-value x 'a) (slot-value x 'b)
127 (not (null (next-method-p))) (call-next-method)))
128 (defmethod test-um12 :around ((x sub))
129 (list* 'around-sub (slot-value x 'a) (slot-value x 'b)
130 (not (null (next-method-p))) (call-next-method)))
131 (def-user-method test-um12 :around ((x super))
132 (list* 'around-super (slot-value x 'a)
133 (not (null (next-method-p))) (call-next-method)))
134 (assert (equal (test-um12 (make-instance 'super))
135 '(around-super 3 t super 3 nil)))
136 (assert (equal (test-um12 (make-instance 'sub))
137 '(around-sub 3 4 t around-super 3 t sub 3 4 t super 3 nil)))
138 (assert (equal (test-um12 (make-instance 'subsub))
139 '(around-subsub 6 5 t around-sub 6 5 t around-super 6 t
140 subsub 6 5 t sub 6 5 t super 6 nil))))