X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=tests%2Fexternal-format.impure.lisp;h=430078ba5961b88a716d57b62d5b67f6777d8b41;hb=cececc9ace31c1f0c624af1d3a8bafae9beb5348;hp=a642770af84b7d11e3439ebe6dcdf399eb792781;hpb=c6b078527eb68acc281dc79c91824c937f9447fe;p=sbcl.git

diff --git a/tests/external-format.impure.lisp b/tests/external-format.impure.lisp
index a642770..430078b 100644
--- a/tests/external-format.impure.lisp
+++ b/tests/external-format.impure.lisp
@@ -22,7 +22,7 @@
          ,@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.
@@ -255,4 +255,70 @@
       (write-string string s)
       (assert (= (file-position s) (+ position string-length))))))
 
-;;;; 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