+ ;;---------------------------------------------------------------
+ ;; Test file-system character conversion (and, en passant, file ops)
+ ;;---------------------------------------------------------------
+ (let* ((scaron (make-char 'latin-iso8859-2 57))
+ (latin2-string (make-string 4 scaron))
+ (prefix (concat (file-name-as-directory
+ (file-truename (temp-directory)))
+ latin2-string))
+ (name1 (make-temp-name prefix))
+ (name2 (make-temp-name prefix))
+ (file-name-coding-system 'iso-8859-2))
+ (Silence-Message
+ (Assert (not (equal name1 name2)))
+ ;; Kludge to handle Mac OS X which groks only UTF-8.
+ (cond ((eq system-type 'darwin)
+ (Check-Error-Message 'file-error "Opening output file"
+ (write-region (point-min) (point-max) name1))
+ (require 'un-define)
+ (setq file-name-coding-system 'utf-8)))
+ (Assert (not (file-exists-p name1)))
+ (write-region (point-min) (point-max) name1)
+ (Assert (file-exists-p name1))
+ (when (fboundp 'make-symbolic-link)
+ (make-symbolic-link name1 name2)
+ (Assert (file-exists-p name2))
+ (Assert (equal (file-truename name2) name1))
+ (Assert (equal (file-truename name1) name1)))
+
+ (ignore-file-errors (delete-file name1) (delete-file name2))))
+ ;; Is a non-Latin-1 directory name preserved for call-process?
+ (when (and
+ ;; The bug should manifest itself on Windows, but I've no access
+ ;; to a Windows machine to verify that any test works.
+ (eq directory-sep-char ?/)
+ ;; file-name-coding-system on Darwin is _always_ UTF-8--the system
+ ;; enforces this--which coding system we don't have available in
+ ;; 21.4, outside of packages. I could jump through lots of hoops to
+ ;; have the test work anyway, but I'm not really into that right
+ ;; now.
+ (not (eq system-type 'darwin)))
+ (let ((process-coding-system-alist '((".*" . iso-8859-1)))
+ (file-name-coding-system 'iso-8859-1)
+ default-directory)
+ (make-directory (concat (temp-directory) "/\260\354"))
+ (setq file-name-coding-system 'euc-jp)
+ (setq default-directory (format "%s/%c/" (temp-directory)
+ (make-char 'japanese-jisx0208 48 108)))
+ (Assert (equal (shell-command-to-string "pwd")
+ (format "%s/\260\354\n" (temp-directory))))
+ (delete-directory default-directory)))
+
+ ;; Add many more file operation tests here...
+
+ ;;---------------------------------------------------------------
+ ;; Test Unicode-related functions
+ ;;---------------------------------------------------------------
+ (let* ((scaron (make-char 'latin-iso8859-2 57)))
+ (loop for code in '(#x0000 #x2222 #x4444 #xffff) do
+ (progn
+ (set-ucs-char code scaron)
+ (Assert (eq scaron (ucs-char code)))))
+
+ (Assert (eq nil (set-ucs-char #x1ffff scaron)))
+ (Check-Error wrong-type-argument (set-ucs-char -10000 scaron)))
+