1 ;;;; This software is part of the SBCL system. See the README file for
4 ;;;; While most of SBCL is derived from the CMU CL system, the test
5 ;;;; files (like this one) were written from scratch after the fork
8 ;;;; This software is in the public domain and is provided with
9 ;;;; absolutely no warranty. See the COPYING and CREDITS files for
10 ;;;; more information.
12 (load "assertoid.lisp")
13 (use-package "ASSERTOID")
15 (defmacro assert-nil-nil
(expr)
16 `(assert (equal '(nil nil
) (multiple-value-list ,expr
))))
17 (defmacro assert-nil-t
(expr)
18 `(assert (equal '(nil t
) (multiple-value-list ,expr
))))
19 (defmacro assert-t-t
(expr)
20 `(assert (equal '(t t
) (multiple-value-list ,expr
))))
22 (defmacro assert-t-t-or-uncertain
(expr)
23 `(assert (let ((list (multiple-value-list ,expr
)))
24 (or (equal '(nil nil
) list
)
25 (equal '(t t
) list
)))))
27 (let ((types '(character
28 integer fixnum
(integer 0 10)
29 single-float
(single-float -
1.0 1.0) (single-float 0.1)
30 (real 4 8) (real -
1 7) (real 2 11)
32 (member #\a #\b #\c
) (member 1 #\a) (member 3.0 3.3)
35 (rational -
1 7) (rational -
2 4)
39 (format t
"type I=~S~%" i
)
41 (format t
" type J=~S~%" j
)
42 (assert (subtypep i
`(or ,i
,j
)))
43 (assert (subtypep i
`(or ,j
,i
)))
44 (assert (subtypep i
`(or ,i
,i
,j
)))
45 (assert (subtypep i
`(or ,j
,i
)))
47 (format t
" type K=~S~%" k
)
48 (assert (subtypep `(or ,i
,j
) `(or ,i
,j
,k
)))
49 (assert (subtypep `(or ,i
,j
) `(or ,k
,j
,i
)))))))
51 ;;; gotchas that can come up in handling subtypeness as "X is a
52 ;;; subtype of Y if each of the elements of X is a subtype of Y"
53 (let ((subtypep-values (multiple-value-list
54 (subtypep '(single-float -
1.0 1.0)
55 '(or (real -
100.0 0.0)
56 (single-float 0.0 100.0))))))
57 (assert (member subtypep-values
58 '(;; The system isn't expected to
59 ;; understand the subtype relationship.
61 ;; But if it does, that'd be neat.
63 ;; (And any other return would be wrong.)
67 (defun type-evidently-= (x y
)
71 (assert (subtypep 'single-float
'float
))
73 (assert (type-evidently-= '(integer 0 10) '(or (integer 0 5) (integer 4 10))))
75 ;;; Bug 50(c,d): numeric types with empty ranges should be NIL
76 (assert (type-evidently-= 'nil
'(integer (0) (0))))
77 (assert (type-evidently-= 'nil
'(rational (0) (0))))
78 (assert (type-evidently-= 'nil
'(float (0.0
) (0.0
))))
80 ;;; sbcl-0.6.10 did (UPGRADED-ARRAY-ELEMENT-TYPE 'SOME-UNDEF-TYPE)=>T
81 ;;; and (UPGRADED-COMPLEX-PART-TYPE 'SOME-UNDEF-TYPE)=>T.
82 (assert (raises-error?
(upgraded-array-element-type 'some-undef-type
)))
83 (assert (eql (upgraded-array-element-type t
) t
))
84 (assert (raises-error?
(upgraded-complex-part-type 'some-undef-type
)))
85 (assert (subtypep (upgraded-complex-part-type 'fixnum
) 'real
))
87 ;;; Do reasonable things with undefined types, and with compound types
88 ;;; built from undefined types.
91 (assert (typep #(11) '(simple-array t
1)))
92 (assert (typep #(11) '(simple-array (or integer symbol
) 1)))
93 (assert (raises-error?
(typep #(11) '(simple-array undef-type
1))))
94 (assert (not (typep 11 '(simple-array undef-type
1))))
97 (assert (subtypep '(vector some-undef-type
) 'vector
))
98 (assert (not (subtypep '(vector some-undef-type
) 'integer
)))
99 (assert-nil-nil (subtypep 'utype-1
'utype-2
))
100 (assert-nil-nil (subtypep '(vector utype-1
) '(vector utype-2
)))
101 (assert-nil-nil (subtypep '(vector utype-1
) '(vector t
)))
102 (assert-nil-nil (subtypep '(vector t
) '(vector utype-2
)))
104 ;;; ANSI specifically disallows bare AND and OR symbols as type specs.
105 #|
; Alas, this is part of bug 10, still unfixed as of sbcl-0.7.2.
106 (assert (raises-error?
(typep 11 'and
)))
107 (assert (raises-error?
(typep 11 'or
)))
109 ;;; Of course empty lists of subtypes are still OK.
110 (assert (typep 11 '(and)))
111 (assert (not (typep 11 '(or))))
113 ;;; bug 12: type system didn't grok nontrivial intersections
114 (assert (subtypep '(and symbol
(satisfies keywordp
)) 'symbol
))
115 (assert (not (subtypep '(and symbol
(satisfies keywordp
)) 'null
)))
116 (assert (subtypep 'keyword
'symbol
))
117 (assert (not (subtypep 'symbol
'keyword
)))
118 (assert (subtypep 'ratio
'real
))
119 (assert (subtypep 'ratio
'number
))
121 ;;; bug 50.g: Smarten up hairy type specifiers slightly. We may wish
122 ;;; to revisit this, perhaps by implementing a COMPLEMENT type
123 ;;; (analogous to UNION and INTERSECTION) to take the logic out of the
125 (assert-nil-t (subtypep 'atom
'cons
))
126 (assert-nil-t (subtypep 'cons
'atom
))
127 (assert-nil-t (subtypep '(not list
) 'cons
))
128 (assert-nil-t (subtypep '(not float
) 'single-float
))
129 (assert-t-t (subtypep '(not atom
) 'cons
))
130 (assert-t-t (subtypep 'cons
'(not atom
)))
131 ;;; ANSI requires that SUBTYPEP relationships among built-in primitive
132 ;;; types never be uncertain, i.e. never return NIL as second value.
133 ;;; Prior to about sbcl-0.7.2.6, ATOM caused a lot of problems here
134 ;;; (because it's a negation type, implemented as a HAIRY-TYPE, and
135 ;;; CMU CL's HAIRY-TYPE logic punted a lot).
136 (assert-t-t (subtypep 'integer
'atom
))
137 (assert-t-t (subtypep 'function
'atom
))
138 (assert-nil-t (subtypep 'list
'atom
))
139 (assert-nil-t (subtypep 'atom
'integer
))
140 (assert-nil-t (subtypep 'atom
'function
))
141 (assert-nil-t (subtypep 'atom
'list
))
142 ;;; ATOM is equivalent to (NOT CONS):
143 (assert-t-t (subtypep 'integer
'(not cons
)))
144 (assert-nil-t (subtypep 'list
'(not cons
)))
145 (assert-nil-t (subtypep '(not cons
) 'integer
))
146 (assert-nil-t (subtypep '(not cons
) 'list
))
147 ;;; And we'd better check that all the named types are right. (We also
148 ;;; do some more tests on ATOM here, since once CSR experimented with
149 ;;; making it a named type.)
150 (assert-t-t (subtypep 'nil
'nil
))
151 (assert-t-t (subtypep 'nil
'atom
))
152 (assert-t-t (subtypep 'nil
't
))
153 (assert-nil-t (subtypep 'atom
'nil
))
154 (assert-t-t (subtypep 'atom
'atom
))
155 (assert-t-t (subtypep 'atom
't
))
156 (assert-nil-t (subtypep 't
'nil
))
157 (assert-nil-t (subtypep 't
'atom
))
158 (assert-t-t (subtypep 't
't
))
159 ;;; Also, LIST is now somewhat special, in that (NOT LIST) should be
160 ;;; recognized as a subtype of ATOM:
161 (assert-t-t (subtypep '(not list
) 'atom
))
162 (assert-nil-t (subtypep 'atom
'(not list
)))
163 ;;; These used to fail, because when the two arguments to subtypep are
164 ;;; of different specifier-type types (e.g. HAIRY and UNION), there
165 ;;; are two applicable type methods -- in this case
166 ;;; HAIRY-COMPLEX-SUBTYPEP-ARG1-TYPE-METHOD and
167 ;;; UNION-COMPLEX-SUBTYPEP-ARG2-TYPE-METHOD. Both of these exist, but
168 ;;; [!%]INVOKE-TYPE-METHOD aren't smart enough to know that if one of
169 ;;; them returns NIL, NIL (indicating uncertainty) it should try the
170 ;;; other. However, as of sbcl-0.7.2.6 or so, CALL-NEXT-METHOD-ish
171 ;;; logic in those type methods fixed it.
172 (assert-nil-t (subtypep '(not cons
) 'list
))
173 (assert-nil-t (subtypep '(not single-float
) 'float
))
174 ;;; Somewhere along the line (probably when adding CALL-NEXT-METHOD-ish
175 ;;; logic in SUBTYPEP type methods) we fixed bug 58 too:
176 (assert-t-t (subtypep '(and zilch integer
) 'zilch
))
177 (assert-t-t (subtypep '(and integer zilch
) 'zilch
))
179 ;;; Bug 84: SB-KERNEL:CSUBTYPEP was a bit enthusiastic at
180 ;;; special-casing calls to subtypep involving *EMPTY-TYPE*,
181 ;;; corresponding to the NIL type-specifier; we were bogusly returning
182 ;;; NIL, T (indicating surety) for the following:
183 (assert-nil-nil (subtypep '(satisfies some-undefined-fun
) 'nil
))
185 ;;; It turns out that, as of sbcl-0.7.2, we require to be able to
186 ;;; detect this to compile src/compiler/node.lisp (and in particular,
187 ;;; the definition of the component structure). Since it's a sensible
188 ;;; thing to want anyway, let's test for it here:
189 (assert-t-t (subtypep '(or some-undefined-type
(member :no-ir2-yet
:dead
))
190 '(or some-undefined-type
(member :no-ir2-yet
:dead
))))
191 ;;; BUG 158 (failure to compile loops with vector references and
192 ;;; increments of greater than 1) was a symptom of type system
193 ;;; uncertainty, to wit:
194 (assert-t-t (subtypep '(and (mod 536870911) (or (integer 0 0) (integer 2 536870912)))
195 '(mod 536870911))) ; aka SB-INT:INDEX.
197 ;;;; Douglas Thomas Crosher rewrote the CMU CL type test system to
198 ;;;; allow inline type tests for CONDITIONs and STANDARD-OBJECTs, and
199 ;;;; generally be nicer, and Martin Atzmueller ported the patches.
200 ;;;; They look nice but they're nontrivial enough that it's not
201 ;;;; obvious from inspection that everything is OK. Let's make sure
202 ;;;; that things still basically work.
204 ;; structure type tests setup
205 (defstruct structure-foo1
)
206 (defstruct (structure-foo2 (:include structure-foo1
))
208 (defstruct (structure-foo3 (:include structure-foo2
)))
209 (defstruct (structure-foo4 (:include structure-foo3
))
212 ;; structure-class tests setup
213 (defclass structure-class-foo1
() () (:metaclass cl
:structure-class
))
214 (defclass structure-class-foo2
(structure-class-foo1)
215 () (:metaclass cl
:structure-class
))
216 (defclass structure-class-foo3
(structure-class-foo2)
217 () (:metaclass cl
:structure-class
))
218 (defclass structure-class-foo4
(structure-class-foo3)
219 () (:metaclass cl
:structure-class
))
221 ;; standard-class tests setup
222 (defclass standard-class-foo1
() () (:metaclass cl
:standard-class
))
223 (defclass standard-class-foo2
(standard-class-foo1)
224 () (:metaclass cl
:standard-class
))
225 (defclass standard-class-foo3
(standard-class-foo2)
226 () (:metaclass cl
:standard-class
))
227 (defclass standard-class-foo4
(standard-class-foo3)
228 () (:metaclass cl
:standard-class
))
230 ;; condition tests setup
231 (define-condition condition-foo1
(condition) ())
232 (define-condition condition-foo2
(condition-foo1) ())
233 (define-condition condition-foo3
(condition-foo2) ())
234 (define-condition condition-foo4
(condition-foo3) ())
236 ;;; inline type tests
237 (format t
"~&/setting up *TESTS-OF-INLINE-TYPE-TESTS*~%")
238 (defparameter *tests-of-inline-type-tests
*
241 ;; structure type tests
242 (assert (typep (make-structure-foo3) 'structure-foo2
))
243 (assert (not (typep (make-structure-foo1) 'structure-foo4
)))
244 (assert (typep (nth-value 1
245 (ignore-errors (structure-foo2-x
246 (make-structure-foo1))))
248 (assert (null (ignore-errors
249 (setf (structure-foo2-x (make-structure-foo1)) 11))))
251 ;; structure-class tests
252 (assert (typep (make-instance 'structure-class-foo3
)
253 'structure-class-foo2
))
254 (assert (not (typep (make-instance 'structure-class-foo1
)
255 'structure-class-foo4
)))
256 (assert (null (ignore-errors
257 (setf (slot-value (make-instance 'structure-class-foo1
)
261 ;; standard-class tests
262 (assert (typep (make-instance 'standard-class-foo3
)
263 'standard-class-foo2
))
264 (assert (not (typep (make-instance 'standard-class-foo1
)
265 'standard-class-foo4
)))
266 (assert (null (ignore-errors
267 (setf (slot-value (make-instance 'standard-class-foo1
) 'x
)
271 (assert (typep (make-condition 'condition-foo3
)
273 (assert (not (typep (make-condition 'condition-foo1
)
275 (assert (null (ignore-errors
276 (setf (slot-value (make-condition 'condition-foo1
) 'x
)
278 (assert (subtypep 'error
't
))
279 (assert (subtypep 'simple-condition
'condition
))
280 (assert (subtypep 'simple-error
'simple-condition
))
281 (assert (subtypep 'simple-error
'error
))
282 (assert (not (subtypep 'condition
'simple-condition
)))
283 (assert (not (subtypep 'error
'simple-error
)))
284 (assert (eq (car (sb-kernel:class-direct-superclasses
285 (find-class 'simple-condition
)))
286 (find-class 'condition
)))
288 (assert (eq (car (sb-pcl:class-direct-superclasses
(sb-pcl:find-class
290 (sb-pcl:find-class
'condition
)))
292 (let ((subclasses (mapcar #'sb-pcl
:find-class
296 sb-int
:simple-file-error
297 sb-int
:simple-style-warning
))))
298 (assert (null (set-difference
299 (sb-pcl:class-direct-subclasses
(sb-pcl:find-class
304 (assert (equal (sb-pcl:class-precedence-list
305 (sb-pcl:find-class
'simple-condition
))
306 (mapcar #'sb-pcl
:find-class
'(simple-condition
312 (assert (null (sb-kernel:class-direct-superclasses
313 (find-class 'fundamental-stream
))))
314 (assert (equal (sb-pcl:class-direct-superclasses
(sb-pcl:find-class
315 'fundamental-stream
))
316 (mapcar #'sb-pcl
:find-class
'(standard-object stream
))))
317 (assert (null (set-difference
318 (sb-pcl:class-direct-subclasses
(sb-pcl:find-class
319 'fundamental-stream
))
320 (mapcar #'sb-pcl
:find-class
'(fundamental-binary-stream
321 fundamental-character-stream
322 fundamental-output-stream
323 fundamental-input-stream
)))))
324 (assert (equal (sb-pcl:class-precedence-list
(sb-pcl:find-class
325 'fundamental-stream
))
326 (mapcar #'sb-pcl
:find-class
'(fundamental-stream
333 (assert (equal (sb-pcl:class-precedence-list
(sb-pcl:find-class
334 'fundamental-stream
))
335 (mapcar #'sb-pcl
:find-class
'(fundamental-stream
338 sb-pcl
::slot-object stream
339 sb-kernel
:instance t
))))
340 (assert (subtypep (find-class 'stream
) (find-class t
)))
341 (assert (subtypep (find-class 'fundamental-stream
) 'stream
))
342 (assert (not (subtypep 'stream
'fundamental-stream
)))))
343 ;;; Test under the interpreter.
344 (eval *tests-of-inline-type-tests
*)
345 (format t
"~&/done with interpreted *TESTS-OF-INLINE-TYPE-TESTS*~%")
346 ;;; Test under the compiler.
347 (defun tests-of-inline-type-tests ()
348 #.
*tests-of-inline-type-tests
*)
349 (tests-of-inline-type-tests)
350 (format t
"~&/done with compiled (TESTS-OF-INLINE-TYPE-TESTS)~%")
352 ;;; Redefinition of classes should alter the type hierarchy (BUG 140):
353 (defclass superclass
() ())
354 (defclass maybe-subclass
() ())
355 (assert-nil-t (subtypep 'maybe-subclass
'superclass
))
356 (defclass maybe-subclass
(superclass) ())
357 (assert-t-t (subtypep 'maybe-subclass
'superclass
))
358 (defclass maybe-subclass
() ())
359 (assert-nil-t (subtypep 'maybe-subclass
'superclass
))
361 ;;; Prior to sbcl-0.7.6.27, there was some confusion in ARRAY types
362 ;;; specialized on some as-yet-undefined type which would cause this
363 ;;; program to fail (bugs #123 and #165). Verify that it doesn't.
365 (declare (type (vector bar
) x
))
367 (deftype bar
() 'single-float
)
368 (assert (eql (foo (make-array 3 :element-type
'bar
:initial-element
0.0f0
))
372 (quit :unix-status
104)