1 ;;;; miscellaneous side-effectful tests of CLOS
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 ;;; clos.impure.lisp was getting too big and confusing
16 (load "assertoid.lisp")
19 (:use "CL" "ASSERTOID" "TEST-UTIL"))
21 ;;; tests that various optimization paths for slot-valuish things
22 ;;; respect class redefinitions.
26 (defvar *foo* (make-instance 'foo :a 1))
28 (defmethod a-of ((x foo))
30 (defmethod b-of ((x foo))
32 (defmethod c-of ((x foo))
35 (let ((fun (compile nil '(lambda (x) (slot-value x 'a)))))
36 (dotimes (i 4) ; KLUDGE: get caches warm
37 (assert (= 1 (slot-value *foo* 'a)))
38 (assert (= 1 (a-of *foo*)))
39 (assert (= 1 (funcall fun *foo*)))
40 (assert (raises-error? (b-of *foo*)))
41 (assert (raises-error? (c-of *foo*)))))
44 ((b :initarg :b :initform 3) (a :initarg :a)))
46 (let ((fun (compile nil '(lambda (x) (slot-value x 'a)))))
47 (dotimes (i 4) ; KLUDGE: get caches warm
48 (assert (= 1 (slot-value *foo* 'a)))
49 (assert (= 1 (a-of *foo*)))
50 (assert (= 1 (funcall fun *foo*)))
51 (assert (= 3 (b-of *foo*)))
52 (assert (raises-error? (c-of *foo*)))))
55 ((c :initarg :c :initform t :allocation :class)
56 (b :initarg :b :initform 3)
59 (let ((fun (compile nil '(lambda (x) (slot-value x 'a)))))
60 (dotimes (i 4) ; KLUDGE: get caches warm
61 (assert (= 1 (slot-value *foo* 'a)))
62 (assert (= 1 (a-of *foo*)))
63 (assert (= 1 (funcall fun *foo*)))
64 (assert (= 3 (b-of *foo*)))
65 (assert (eq t (c-of *foo*)))))
69 (b :initarg :b :initform 3)
70 (c :initarg :c :initform t)))
72 (let ((fun (compile nil '(lambda (x) (slot-value x 'a)))))
73 (dotimes (i 4) ; KLUDGE: get caches warm
74 (assert (= 1 (slot-value *foo* 'a)))
75 (assert (= 1 (a-of *foo*)))
76 (assert (= 1 (funcall fun *foo*)))
77 (assert (= 3 (b-of *foo*)))
78 (assert (eq t (c-of *foo*)))))
81 ((b :initarg :b :initform 3)))
83 (let ((fun (compile nil '(lambda (x) (slot-value x 'a)))))
84 (dotimes (i 4) ; KLUDGE: get caches warm
85 (assert (raises-error? (slot-value *foo* 'a)))
86 (assert (raises-error? (a-of *foo*)))
87 (assert (raises-error? (funcall fun *foo*)))
88 (assert (= 3 (b-of *foo*)))
89 (assert (raises-error? (c-of *foo*)))))
91 ;;; test that :documentation argument to slot specifiers are used as
92 ;;; the docstrings of accessor methods.
94 ((a :reader a-of :documentation "docstring for A")
95 (b :writer set-b-of :documentation "docstring for B")
96 (c :accessor c :documentation "docstring for C")))
99 (documentation fun t)))
100 (assert (string= (doc (find-method #'a-of nil '(foo))) "docstring for A"))
101 (assert (string= (doc (find-method #'set-b-of nil '(t foo))) "docstring for B"))
102 (assert (string= (doc (find-method #'c nil '(foo))) "docstring for C"))
103 (assert (string= (doc (find-method #'(setf c) nil '(t foo))) "docstring for C")))
105 ;;; some nasty tests of NO-NEXT-METHOD.
106 (defvar *method-with-no-next-method*)
107 (defvar *nnm-count* 0)
108 (defun make-nnm-tester (x)
109 (setq *method-with-no-next-method* (defmethod nnm-tester ((y (eql x))) (call-next-method))))
111 (defmethod no-next-method ((gf (eql #'nnm-tester)) method &rest args)
112 (assert (eql method *method-with-no-next-method*))
114 (with-test (:name (no-next-method :unknown-specializer))
116 (assert (= *nnm-count* 1)))
117 (let ((gf #'nnm-tester))
118 (reinitialize-instance gf :name 'new-nnm-tester)
119 (setf (fdefinition 'new-nnm-tester) gf))
120 (with-test (:name (no-next-method :gf-name-changed))
122 (assert (= *nnm-count* 2)))
124 ;;; Tests the compiler's incremental rejiggering of GF types.
126 (with-test (:name :keywords-supplied-in-methods-ok-1)
132 (defgeneric foo (x &key))
133 (defmethod foo ((x integer) &key bar) (list x bar))
134 (compile nil '(lambda () (foo (read) :bar 10))))))))
137 (with-test (:name :keywords-supplied-in-methods-ok-2)
142 (defgeneric foo (x &key))
143 (defmethod foo ((x integer) &key bar) (list x bar))
144 ;; On second thought...
145 (remove-method #'foo (find-method #'foo () '(integer)))
146 (compile nil '(lambda () (foo (read) :bar 10)))))))
148 ;; If the GF has &REST with no &KEY, not all methods are required to
149 ;; parse the tail of the arglist as keywords, so we don't treat the
150 ;; function type as having &KEY in it.
152 (with-test (:name :gf-rest-method-key)
153 (defgeneric foo (x &rest y))
154 (defmethod foo ((i integer) &key w) (list i w))
155 ;; 1.0.20.30 failed here.
157 (null (nth-value 1 (compile nil '(lambda () (foo 5 :w 10 :foo 15))))))
159 (not (sb-kernel::args-type-keyp (sb-c::info :function :type 'foo)))))
161 ;; If the GF has &KEY and &ALLOW-OTHER-KEYS, the methods' keys can be
162 ;; anything, and we don't warn about unrecognized keys.
164 (with-test (:name :gf-allow-other-keys)
165 (defgeneric foo (x &key &allow-other-keys))
166 (defmethod foo ((i integer) &key y z) (list i y z))
168 (null (nth-value 1 (compile nil '(lambda () (foo 5 :z 10 :y 15))))))
170 (null (nth-value 1 (compile nil '(lambda () (foo 5 :z 10 :foo 15))))))
172 (sb-kernel::args-type-keyp (sb-c::info :function :type 'foo)))
174 (sb-kernel::args-type-allowp (sb-c::info :function :type 'foo))))
176 ;; If any method has &ALLOW-OTHER-KEYS, 7.6.4 point 5 seems to say the
177 ;; GF should be construed to have &ALLOW-OTHER-KEYS.
179 (with-test (:name :method-allow-other-keys)
180 (defgeneric foo (x &key))
181 (defmethod foo ((x integer) &rest y &key &allow-other-keys) (list x y))
182 (assert (null (nth-value 1 (compile nil '(lambda () (foo 10 :foo 20))))))
183 (assert (sb-kernel::args-type-keyp (sb-c::info :function :type 'foo)))
184 (assert (sb-kernel::args-type-allowp (sb-c::info :function :type 'foo))))