X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=tests%2Fprint.impure.lisp;h=6d8072f0d91539a34a5f4fd89bdb11c36e4e974a;hb=d8659f1e656234e8f0f47d5295b503dd6cff4aba;hp=c6b23e9b91a3014353c5949bbf579176daeae4cb;hpb=d6d76c98535bddabd73c6338f8393b6e698f297f;p=sbcl.git

diff --git a/tests/print.impure.lisp b/tests/print.impure.lisp
index c6b23e9..6d8072f 100644
--- a/tests/print.impure.lisp
+++ b/tests/print.impure.lisp
@@ -382,4 +382,38 @@
                         (prin1 table))))
                   print-not-readable)))
 
+;; Test that we can print characters readably regardless of the external format
+;; of the stream.
+
+(defun test-readable-character (character external-format)
+  (let ((file "print.impure.tmp"))
+    (unwind-protect
+         (progn
+           (with-open-file (stream file
+                                   :direction :output
+                                   :external-format external-format
+                                   :if-exists :supersede)
+             (write character :stream stream :readably t))
+           (with-open-file (stream file
+                                   :direction :input
+                                   :external-format external-format
+                                   :if-does-not-exist :error)
+             (assert (char= (read stream) character))))
+      (ignore-errors
+        (delete-file file)))))
+
+#+sb-unicode
+(with-test (:name (:print-readable :character :utf-8))
+  (test-readable-character (code-char #xfffe) :utf-8))
+
+#+sb-unicode
+(with-test (:name (:print-readable :character :iso-8859-1))
+  (test-readable-character (code-char #xfffe) :iso-8859-1))
+
+(assert (string= (eval '(format nil "~:C" #\a)) "a"))
+(assert (string= (format nil (formatter "~:C") #\a) "a"))
+
+;;; This used to trigger an AVER instead.
+(assert (raises-error? (format t "~>") sb-format:format-error))
+
 ;;; success