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comparison tests/mule-tests.el @ 361:7347b34c275b r21-1-10

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date Mon, 13 Aug 2007 10:58:40 +0200
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360:0f00b38cfccb 361:7347b34c275b
1 ;; Copyright (C) 1999 Free Software Foundation, Inc.
2
3 ;; Author: Hrvoje Niksic <hniksic@xemacs.org>
4 ;; Maintainers: Hrvoje Niksic <hniksic@xemacs.org>,
5 ;; Martin Buchholz <martin@xemacs.org>
6 ;; Created: 1999
7 ;; Keywords: tests
8
9 ;; This file is part of XEmacs.
10
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)
14 ;; any later version.
15
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.
20
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
24 ;; 02111-1307, USA.
25
26 ;;; Synched up with: Not in FSF.
27
28 ;;; Commentary:
29
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.
32
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.
35
36 ;;-----------------------------------------------------------------
37 ;; Test whether all legal chars may be safely inserted to a buffer.
38 ;;-----------------------------------------------------------------
39
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.
45
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)))
49 (list nil)
50 (i 0))
51 (while (< i max)
52 (and (not for-test-harness)
53 (zerop (% i 1000))
54 (message "%d" i))
55 (and (int-char i)
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)))
59 (setq i (1+ i)))
60 (let ((string (apply #'string (nreverse list))))
61 (if for-test-harness
62 ;; For use with test-harness, use Assert and a temporary
63 ;; buffer.
64 (with-temp-buffer
65 (insert string)
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"))
70 (erase-buffer)
71 (buffer-disable-undo)
72 (insert string)
73 (assert (equal (buffer-string) string))))))
74
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.
79 (test-chars t)
80
81 (when (not (featurep 'mule))
82 ;; prevent non-mule errors and warnings - Ugh!
83 (defun make-char (&rest args) nil)
84 (defvar file-name-coding-system)
85 )
86 (when (featurep 'mule)
87 ;;---------------------------------------------------------------
88 ;; Test fillarray
89 ;;---------------------------------------------------------------
90 (macrolet
91 ((fillarray-test
92 (charset1 charset2)
93 (let ((char1 (make-char charset1 69))
94 (char2 (make-char charset2 69)))
95 `(let ((string (make-string 1000 ,char1)))
96 (fillarray string ,char2)
97 (Assert (eq (aref string 0) ,char2))
98 (Assert (eq (aref string (1- (length string))) ,char2))
99 (Assert (eq (length string) 1000))))))
100 (fillarray-test ascii latin-iso8859-1)
101 (fillarray-test ascii latin-iso8859-2)
102 (fillarray-test latin-iso8859-1 ascii)
103 (fillarray-test latin-iso8859-2 ascii))
104
105 ;; Test aset
106 (let ((string (string (make-char 'ascii 69) (make-char 'latin-iso8859-2 69))))
107 (aset string 0 (make-char 'latin-iso8859-2 42))
108 (Assert (eq (aref string 1) (make-char 'latin-iso8859-2 69))))
109
110 ;;---------------------------------------------------------------
111 ;; Test strings waxing and waning across the 8k BIG_STRING limit (see alloc.c)
112 ;;---------------------------------------------------------------
113 (defun charset-char-string (charset)
114 (let (lo hi string n)
115 (if (= (charset-chars charset) 94)
116 (setq lo 33 hi 126)
117 (setq lo 32 hi 127))
118 (if (= (charset-dimension charset) 1)
119 (progn
120 (setq string (make-string (1+ (- hi lo)) ??))
121 (setq n 0)
122 (loop for j from lo to hi do
123 (progn
124 (aset string n (make-char charset j))
125 (incf n)))
126 string)
127 (progn
128 (setq string (make-string (* (1+ (- hi lo)) (1+ (- hi lo))) ??))
129 (setq n 0)
130 (loop for j from lo to hi do
131 (loop for k from lo to hi do
132 (progn
133 (aset string n (make-char charset j k))
134 (incf n))))
135 string))))
136
137 ;; The following two used to crash xemacs!
138 (Assert (charset-char-string 'japanese-jisx0208))
139 (aset (make-string 9003 ??) 1 (make-char 'latin-iso8859-1 77))
140
141 (let ((greek-string (charset-char-string 'greek-iso8859-7))
142 (string (make-string (* 96 60) ??)))
143 (loop for j from 0 below (length string) do
144 (aset string j (aref greek-string (mod j 96))))
145 (loop for k in '(0 1 58 59) do
146 (Assert (equal (substring string (* 96 k) (* 96 (1+ k))) greek-string))))
147
148 (let ((greek-string (charset-char-string 'greek-iso8859-7))
149 (string (make-string (* 96 60) ??)))
150 (loop for j from (1- (length string)) downto 0 do
151 (aset string j (aref greek-string (mod j 96))))
152 (loop for k in '(0 1 58 59) do
153 (Assert (equal (substring string (* 96 k) (* 96 (1+ k))) greek-string))))
154
155 (let ((ascii-string (charset-char-string 'ascii))
156 (string (make-string (* 94 60) (make-char 'greek-iso8859-7 57))))
157 (loop for j from 0 below (length string) do
158 (aset string j (aref ascii-string (mod j 94))))
159 (loop for k in '(0 1 58 59) do
160 (Assert (equal (substring string (* 94 k) (+ 94 (* 94 k))) ascii-string))))
161
162 (let ((ascii-string (charset-char-string 'ascii))
163 (string (make-string (* 94 60) (make-char 'greek-iso8859-7 57))))
164 (loop for j from (1- (length string)) downto 0 do
165 (aset string j (aref ascii-string (mod j 94))))
166 (loop for k in '(0 1 58 59) do
167 (Assert (equal (substring string (* 94 k) (* 94 (1+ k))) ascii-string))))
168
169 ;;---------------------------------------------------------------
170 ;; Test file-system character conversion (and, en passant, file ops)
171 ;;---------------------------------------------------------------
172 (let* ((scaron (make-char 'latin-iso8859-2 57))
173 (latin2-string (make-string 4 scaron))
174 (prefix (concat (file-name-as-directory (temp-directory)) latin2-string))
175 (name1 (make-temp-name prefix))
176 (name2 (make-temp-name prefix))
177 (file-name-coding-system 'iso-8859-2))
178 ;; This is how you suppress output from `message', called by `write-region'
179 (flet ((append-message (&rest args) ()))
180 (Assert (not (equal name1 name2)))
181 (Assert (not (file-exists-p name1)))
182 (write-region (point-min) (point-max) name1)
183 (Assert (file-exists-p name1))
184 (when (fboundp 'make-symbolic-link)
185 (make-symbolic-link name1 name2)
186 (Assert (file-exists-p name2))
187 (Assert (equal (file-truename name2) name1))
188 (Assert (equal (file-truename name1) name1)))
189
190 (condition-case nil
191 (progn
192 (delete-file name1)
193 (delete-file name2))
194 (file-error nil))))
195
196 ;; Add many more file operation tests here...
197
198 )