,@body))))
(do-external-formats (xf)
- (with-open-file (s "/dev/null" :direction :input :external-format xf)
+ (with-open-file (s #-win32 "/dev/null" #+win32 "nul" :direction :input :external-format xf)
(assert (eq (read-char s nil s) s))))
;;; Test standard character read-write equivalency over all external formats.
(write-string string s)
(assert (= (file-position s) (+ position string-length))))))
\f
-;;;; success
\ No newline at end of file
+
+;;; See sbcl-devel "Subject: Bug in FILE-POSITION on UTF-8-encoded files"
+;;; by Lutz Euler on 2006-03-05 for more details.
+(with-test (:name (:file-position :utf-8))
+ (let ((path "external-format-test.txt"))
+ (with-open-file (s path
+ :direction :output
+ :if-exists :supersede
+ :element-type '(unsigned-byte 8))
+ ;; Write #\*, encoded in UTF-8, to the file.
+ (write-byte 42 s)
+ ;; Append #\adiaeresis, encoded in UTF-8, to the file.
+ (write-sequence '(195 164) s))
+ (with-open-file (s path :external-format :utf-8)
+ (read-char s)
+ (let ((pos (file-position s))
+ (char (read-char s)))
+ (format t "read character with code ~a successfully from file position ~a~%"
+ (char-code char) pos)
+ (file-position s pos)
+ (format t "set file position back to ~a, trying to read-char again~%" pos)
+ (let ((new-char (read-char s)))
+ (assert (char= char new-char)))))
+ (values)))
+
+;;; External format support in SB-ALIEN
+
+(with-test (:name (:sb-alien :vanilla))
+ (define-alien-routine strdup c-string (str c-string))
+ (assert (equal "foo" (strdup "foo"))))
+
+(with-test (:name (:sb-alien :utf-8 :utf-8))
+ (define-alien-routine strdup (c-string :external-format :utf-8)
+ (str (c-string :external-format :utf-8)))
+ (assert (equal "foo" (strdup "foo"))))
+
+(with-test (:name (:sb-alien :latin-1 :utf-8))
+ (define-alien-routine strdup (c-string :external-format :latin-1)
+ (str (c-string :external-format :utf-8)))
+ (assert (= (length (strdup (string (code-char 246))))
+ 2)))
+
+(with-test (:name (:sb-alien :utf-8 :latin-1))
+ (define-alien-routine strdup (c-string :external-format :utf-8)
+ (str (c-string :external-format :latin-1)))
+ (assert (equal (string (code-char 228))
+ (strdup (concatenate 'string
+ (list (code-char 195))
+ (list (code-char 164)))))))
+
+(with-test (:name (:sb-alien :ebcdic :ebcdic))
+ (define-alien-routine strdup (c-string :external-format :ebcdic-us)
+ (str (c-string :external-format :ebcdic-us)))
+ (assert (equal "foo" (strdup "foo"))))
+
+(with-test (:name (:sb-alien :latin-1 :ebcdic))
+ (define-alien-routine strdup (c-string :external-format :latin-1)
+ (str (c-string :external-format :ebcdic-us)))
+ (assert (not (equal "foo" (strdup "foo")))))
+
+(with-test (:name (:sb-alien :simple-base-string))
+ (define-alien-routine strdup (c-string :external-format :ebcdic-us
+ :element-type base-char)
+ (str (c-string :external-format :ebcdic-us)))
+ (assert (typep (strdup "foo") 'simple-base-string)))
+
+;;;; success