1 ;; Copyright (C) 1999 Free Software Foundation, Inc.
3 ;; Author: Hrvoje Niksic <hniksic@xemacs.org>
4 ;; Maintainers: Hrvoje Niksic <hniksic@xemacs.org>,
5 ;; Martin Buchholz <martin@xemacs.org>
9 ;; This file is part of XEmacs.
11 ;; XEmacs is free software; you can redistribute it and/or modify it
12 ;; under the terms of the GNU General Public License as published by
13 ;; the Free Software Foundation; either version 2, or (at your option)
16 ;; XEmacs is distributed in the hope that it will be useful, but
17 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
18 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 ;; General Public License for more details.
21 ;; You should have received a copy of the GNU General Public License
22 ;; along with XEmacs; see the file COPYING. If not, write to the Free
23 ;; Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
26 ;;; Synched up with: Not in FSF.
30 ;; Test some Mule functionality (most of these remain to be written) .
31 ;; See test-harness.el for instructions on how to run these tests.
33 ;; This file will be (read)ed by a non-mule XEmacs, so don't use
34 ;; literal non-Latin1 characters. Use (make-char) instead.
36 ;;-----------------------------------------------------------------
37 ;; Test whether all legal chars may be safely inserted to a buffer.
38 ;;-----------------------------------------------------------------
40 (defun test-chars (&optional for-test-harness)
41 "Insert all characters in a buffer, to see if XEmacs will crash.
42 This is done by creating a string with all the legal characters
43 in [0, 2^19) range, inserting it into the buffer, and checking
44 that the buffer's contents are equivalent to the string.
46 If FOR-TEST-HARNESS is specified, a temporary buffer is used, and
47 the Assert macro checks for correctness."
48 (let ((max (expt 2 (if (featurep 'mule) 19 8)))
52 (and (not for-test-harness)
56 ;; Don't aset to a string directly because random string
57 ;; access is O(n) under Mule.
58 (setq list (cons (int-char i) list)))
60 (let ((string (apply #'string (nreverse list))))
62 ;; For use with test-harness, use Assert and a temporary
66 (Assert (equal (buffer-string) string)))
67 ;; For use without test harness: use a normal buffer, so that
68 ;; you can also test whether redisplay works.
69 (switch-to-buffer (get-buffer-create "test"))
73 (assert (equal (buffer-string) string))))))
75 ;; It would be really *really* nice if test-harness allowed a way to
76 ;; run a test in byte-compiled mode only. It's tedious to have
77 ;; time-consuming tests like this one run twice, once interpreted and
78 ;; once compiled, for no good reason.
81 ;;----------------------------------------------------------------
82 ;; Test that revert-buffer resets the modiff
83 ;; Bug reported 2007-06-20 <200706201902.32191.scop@xemacs.org>.
84 ;; Fixed 2007-06-22 <18043.2793.611745.734215@parhasard.net>.
85 ;;----------------------------------------------------------------
87 ;; #### need a temp file name but this will do for now
88 (let ((test-file-name (expand-file-name "~/test-revert-buffer-resets-modiff"))
89 revert-buffer-function
90 kill-buffer-hook) ; paranoia
91 (find-file test-file-name)
95 (insert "more text\n")
97 ;; Just "find-file" with autodetect coding didn't fail for me, but it does
98 ;; fail under test harness. Still we'll redo the test with an explicit
99 ;; coding system just in case.
100 (Assert (not (buffer-modified-p)))
102 (when (find-coding-system 'utf-8)
103 (find-file test-file-name 'utf-8)
104 (insert "more text\n")
106 (Assert (not (buffer-modified-p)))
108 (delete-file test-file-name))
110 ;;-----------------------------------------------------------------
111 ;; Test string modification functions that modify the length of a char.
112 ;;-----------------------------------------------------------------
114 (when (featurep 'mule)
115 ;;---------------------------------------------------------------
117 ;;---------------------------------------------------------------
121 (let ((char1 (make-char charset1 69))
122 (char2 (make-char charset2 69)))
123 `(let ((string (make-string 1000 ,char1)))
124 (fillarray string ,char2)
125 (Assert (eq (aref string 0) ,char2))
126 (Assert (eq (aref string (1- (length string))) ,char2))
127 (Assert (eq (length string) 1000))))))
128 (fillarray-test ascii latin-iso8859-1)
129 (fillarray-test ascii latin-iso8859-2)
130 (fillarray-test latin-iso8859-1 ascii)
131 (fillarray-test latin-iso8859-2 ascii))
134 (let ((string (string (make-char 'ascii 69) (make-char 'latin-iso8859-2 69))))
135 (aset string 0 (make-char 'latin-iso8859-2 42))
136 (Assert (eq (aref string 1) (make-char 'latin-iso8859-2 69))))
138 ;;---------------------------------------------------------------
139 ;; Test coding system functions
140 ;;---------------------------------------------------------------
142 ;; Create alias for coding system without subsidiaries
143 (Assert (coding-system-p (find-coding-system 'binary)))
144 (Assert (coding-system-canonical-name-p 'binary))
145 (Assert (not (coding-system-alias-p 'binary)))
146 (Assert (not (coding-system-alias-p 'mule-tests-alias)))
147 (Assert (not (coding-system-canonical-name-p 'mule-tests-alias)))
149 error "Symbol is the canonical name of a coding system and cannot be redefined"
150 (define-coding-system-alias 'binary 'iso8859-2))
152 error "Symbol is not a coding system alias"
153 (coding-system-aliasee 'binary))
155 (define-coding-system-alias 'mule-tests-alias 'binary)
156 (Assert (coding-system-alias-p 'mule-tests-alias))
157 (Assert (not (coding-system-canonical-name-p 'mule-tests-alias)))
158 (Assert (eq (get-coding-system 'binary) (get-coding-system 'mule-tests-alias)))
159 (Assert (eq 'binary (coding-system-aliasee 'mule-tests-alias)))
160 (Assert (not (coding-system-alias-p 'mule-tests-alias-unix)))
161 (Assert (not (coding-system-alias-p 'mule-tests-alias-dos)))
162 (Assert (not (coding-system-alias-p 'mule-tests-alias-mac)))
164 (define-coding-system-alias 'mule-tests-alias (get-coding-system 'binary))
165 (Assert (coding-system-alias-p 'mule-tests-alias))
166 (Assert (not (coding-system-canonical-name-p 'mule-tests-alias)))
167 (Assert (eq (get-coding-system 'binary) (get-coding-system 'mule-tests-alias)))
168 (Assert (eq 'binary (coding-system-aliasee 'mule-tests-alias)))
169 (Assert (not (coding-system-alias-p 'mule-tests-alias-unix)))
170 (Assert (not (coding-system-alias-p 'mule-tests-alias-dos)))
171 (Assert (not (coding-system-alias-p 'mule-tests-alias-mac)))
173 (define-coding-system-alias 'nested-mule-tests-alias 'mule-tests-alias)
174 (Assert (coding-system-alias-p 'nested-mule-tests-alias))
175 (Assert (not (coding-system-canonical-name-p 'nested-mule-tests-alias)))
176 (Assert (eq (get-coding-system 'binary) (get-coding-system 'nested-mule-tests-alias)))
177 (Assert (eq (coding-system-aliasee 'nested-mule-tests-alias) 'mule-tests-alias))
178 (Assert (eq 'mule-tests-alias (coding-system-aliasee 'nested-mule-tests-alias)))
179 (Assert (not (coding-system-alias-p 'nested-mule-tests-alias-unix)))
180 (Assert (not (coding-system-alias-p 'nested-mule-tests-alias-dos)))
181 (Assert (not (coding-system-alias-p 'nested-mule-tests-alias-mac)))
184 error "Attempt to create a coding system alias loop"
185 (define-coding-system-alias 'mule-tests-alias 'nested-mule-tests-alias))
187 error "No such coding system"
188 (define-coding-system-alias 'no-such-coding-system 'no-such-coding-system))
190 error "Attempt to create a coding system alias loop"
191 (define-coding-system-alias 'mule-tests-alias 'mule-tests-alias))
193 (define-coding-system-alias 'nested-mule-tests-alias nil)
194 (define-coding-system-alias 'mule-tests-alias nil)
195 (Assert (coding-system-p (find-coding-system 'binary)))
196 (Assert (coding-system-canonical-name-p 'binary))
197 (Assert (not (coding-system-alias-p 'binary)))
198 (Assert (not (coding-system-alias-p 'mule-tests-alias)))
199 (Assert (not (coding-system-canonical-name-p 'mule-tests-alias)))
201 error "Symbol is the canonical name of a coding system and cannot be redefined"
202 (define-coding-system-alias 'binary 'iso8859-2))
204 error "Symbol is not a coding system alias"
205 (coding-system-aliasee 'binary))
207 (define-coding-system-alias 'nested-mule-tests-alias nil)
208 (define-coding-system-alias 'mule-tests-alias nil)
210 ;; Create alias for coding system with subsidiaries
211 (define-coding-system-alias 'mule-tests-alias 'iso-8859-7)
212 (Assert (coding-system-alias-p 'mule-tests-alias))
213 (Assert (not (coding-system-canonical-name-p 'mule-tests-alias)))
214 (Assert (eq (get-coding-system 'iso-8859-7) (get-coding-system 'mule-tests-alias)))
215 (Assert (eq 'iso-8859-7 (coding-system-aliasee 'mule-tests-alias)))
216 (Assert (coding-system-alias-p 'mule-tests-alias-unix))
217 (Assert (coding-system-alias-p 'mule-tests-alias-dos))
218 (Assert (coding-system-alias-p 'mule-tests-alias-mac))
220 (define-coding-system-alias 'mule-tests-alias (get-coding-system 'iso-8859-7))
221 (Assert (coding-system-alias-p 'mule-tests-alias))
222 (Assert (not (coding-system-canonical-name-p 'mule-tests-alias)))
223 (Assert (eq (get-coding-system 'iso-8859-7) (get-coding-system 'mule-tests-alias)))
224 (Assert (eq 'iso-8859-7 (coding-system-aliasee 'mule-tests-alias)))
225 (Assert (coding-system-alias-p 'mule-tests-alias-unix))
226 (Assert (coding-system-alias-p 'mule-tests-alias-dos))
227 (Assert (coding-system-alias-p 'mule-tests-alias-mac))
228 (Assert (eq (find-coding-system 'mule-tests-alias-mac)
229 (find-coding-system 'iso-8859-7-mac)))
231 (define-coding-system-alias 'nested-mule-tests-alias 'mule-tests-alias)
232 (Assert (coding-system-alias-p 'nested-mule-tests-alias))
233 (Assert (not (coding-system-canonical-name-p 'nested-mule-tests-alias)))
234 (Assert (eq (get-coding-system 'iso-8859-7)
235 (get-coding-system 'nested-mule-tests-alias)))
236 (Assert (eq (coding-system-aliasee 'nested-mule-tests-alias) 'mule-tests-alias))
237 (Assert (eq 'mule-tests-alias (coding-system-aliasee 'nested-mule-tests-alias)))
238 (Assert (coding-system-alias-p 'nested-mule-tests-alias-unix))
239 (Assert (coding-system-alias-p 'nested-mule-tests-alias-dos))
240 (Assert (coding-system-alias-p 'nested-mule-tests-alias-mac))
241 (Assert (eq (find-coding-system 'nested-mule-tests-alias-unix)
242 (find-coding-system 'iso-8859-7-unix)))
245 error "Attempt to create a coding system alias loop"
246 (define-coding-system-alias 'mule-tests-alias 'nested-mule-tests-alias))
248 error "No such coding system"
249 (define-coding-system-alias 'no-such-coding-system 'no-such-coding-system))
251 error "Attempt to create a coding system alias loop"
252 (define-coding-system-alias 'mule-tests-alias 'mule-tests-alias))
254 ;; Test dangling alias deletion
255 (define-coding-system-alias 'mule-tests-alias nil)
256 (Assert (not (coding-system-alias-p 'mule-tests-alias)))
257 (Assert (not (coding-system-alias-p 'mule-tests-alias-unix)))
258 (Assert (not (coding-system-alias-p 'nested-mule-tests-alias)))
259 (Assert (not (coding-system-alias-p 'nested-mule-tests-alias-dos)))
261 ;;---------------------------------------------------------------
262 ;; Test strings waxing and waning across the 8k BIG_STRING limit (see alloc.c)
263 ;;---------------------------------------------------------------
264 (defun charset-char-string (charset)
265 (let (lo hi string n (gc-cons-threshold most-positive-fixnum))
266 (if (= (charset-chars charset) 94)
269 (if (= (charset-dimension charset) 1)
271 (setq string (make-string (1+ (- hi lo)) ??))
273 (loop for j from lo to hi do
275 (aset string n (make-char charset j))
280 (setq string (make-string (* (1+ (- hi lo)) (1+ (- hi lo))) ??))
282 (loop for j from lo to hi do
283 (loop for k from lo to hi do
285 (aset string n (make-char charset j k))
290 ;; The following two used to crash xemacs!
291 (Assert (charset-char-string 'japanese-jisx0208))
292 (aset (make-string 9003 ??) 1 (make-char 'latin-iso8859-1 77))
294 (let ((greek-string (charset-char-string 'greek-iso8859-7))
295 (string (make-string (* 96 60) ??)))
296 (loop for j from 0 below (length string) do
297 (aset string j (aref greek-string (mod j 96))))
298 (loop for k in '(0 1 58 59) do
299 (Assert (equal (substring string (* 96 k) (* 96 (1+ k))) greek-string))))
301 (let ((greek-string (charset-char-string 'greek-iso8859-7))
302 (string (make-string (* 96 60) ??)))
303 (loop for j from (1- (length string)) downto 0 do
304 (aset string j (aref greek-string (mod j 96))))
305 (loop for k in '(0 1 58 59) do
306 (Assert (equal (substring string (* 96 k) (* 96 (1+ k))) greek-string))))
308 (let ((ascii-string (charset-char-string 'ascii))
309 (string (make-string (* 94 60) (make-char 'greek-iso8859-7 57))))
310 (loop for j from 0 below (length string) do
311 (aset string j (aref ascii-string (mod j 94))))
312 (loop for k in '(0 1 58 59) do
313 (Assert (equal (substring string (* 94 k) (+ 94 (* 94 k))) ascii-string))))
315 (let ((ascii-string (charset-char-string 'ascii))
316 (string (make-string (* 94 60) (make-char 'greek-iso8859-7 57))))
317 (loop for j from (1- (length string)) downto 0 do
318 (aset string j (aref ascii-string (mod j 94))))
319 (loop for k in '(0 1 58 59) do
320 (Assert (equal (substring string (* 94 k) (* 94 (1+ k))) ascii-string))))
322 ;;---------------------------------------------------------------
323 ;; Test file-system character conversion (and, en passant, file ops)
324 ;;---------------------------------------------------------------
325 (let* ((scaron (make-char 'latin-iso8859-2 57))
326 (latin2-string (make-string 4 scaron))
327 (prefix (concat (file-name-as-directory
328 (file-truename (temp-directory)))
330 (name1 (make-temp-name prefix))
331 (name2 (make-temp-name prefix))
332 (file-name-coding-system 'iso-8859-2))
334 (Assert (not (equal name1 name2)))
335 ;; Kludge to handle Mac OS X which groks only UTF-8.
336 (cond ((eq system-type 'darwin)
337 (Check-Error-Message 'file-error "Opening output file"
338 (write-region (point-min) (point-max) name1))
340 (setq file-name-coding-system 'utf-8)))
341 (Assert (not (file-exists-p name1)))
342 (write-region (point-min) (point-max) name1)
343 (Assert (file-exists-p name1))
344 (when (fboundp 'make-symbolic-link)
345 (make-symbolic-link name1 name2)
346 (Assert (file-exists-p name2))
347 (Assert (equal (file-truename name2) name1))
348 (Assert (equal (file-truename name1) name1)))
350 (ignore-file-errors (delete-file name1) (delete-file name2))))
351 ;; Is a non-Latin-1 directory name preserved for call-process?
353 ;; The bug should manifest itself on Windows, but I've no access
354 ;; to a Windows machine to verify that any test works.
355 (eq directory-sep-char ?/)
356 ;; file-name-coding-system on Darwin is _always_ UTF-8--the system
357 ;; enforces this--which coding system we don't have available in
358 ;; 21.4, outside of packages. I could jump through lots of hoops to
359 ;; have the test work anyway, but I'm not really into that right
361 (not (eq system-type 'darwin)))
362 (let ((process-coding-system-alist '((".*" . iso-8859-1)))
363 (file-name-coding-system 'iso-8859-1)
365 (make-directory (concat (temp-directory) "/\260\354"))
366 (setq file-name-coding-system 'euc-jp)
367 (setq default-directory (format "%s/%c/" (temp-directory)
368 (make-char 'japanese-jisx0208 48 108)))
369 (Assert (equal (shell-command-to-string "pwd")
370 (format "%s/\260\354\n" (temp-directory))))
371 (delete-directory default-directory)))
373 ;; Add many more file operation tests here...
375 ;;---------------------------------------------------------------
376 ;; Test Unicode-related functions
377 ;;---------------------------------------------------------------
378 (let* ((scaron (make-char 'latin-iso8859-2 57)))
379 (loop for code in '(#x0000 #x2222 #x4444 #xffff) do
381 (set-ucs-char code scaron)
382 (Assert (eq scaron (ucs-char code)))))
384 (Assert (eq nil (set-ucs-char #x1ffff scaron)))
385 (Check-Error wrong-type-argument (set-ucs-char -10000 scaron)))