0.8.1.44:

[sbcl.git] / tests / stream.pure.lisp

diff --git a/tests/stream.pure.lisp b/tests/stream.pure.lisp
index d1f52f8..016b31c 100644 (file)
--- a/tests/stream.pure.lisp
+++ b/tests/stream.pure.lisp
@@ -53,7 +53,7 @@
        (return)))))
 
 ;;; Entomotomy PEEK-CHAR-WRONGLY-ECHOS-TO-ECHO-STREAM bug, fixed by
-;;; by MRD patch sbcl-devel 2002-11-02 merged ca. sbcl-0.7.9.32...
+;;; MRD patch sbcl-devel 2002-11-02 merged ca. sbcl-0.7.9.32...
 (assert (string=
         (with-output-to-string (out)
           (peek-char #\]
@@ -73,3 +73,32 @@
           (get-output-stream-string out-stream))
         ;; (Before the fix, the LET* expression just signalled an error.)
         "a"))
+
+;;; 0.7.12 doesn't advance current stream in concatenated streams
+;;; correctly when searching a stream for a char to read.
+(with-input-from-string (p "")
+  (with-input-from-string (q "foo")
+    (let* ((r (make-concatenated-stream p q)))
+      (peek-char nil r))))
+
+;;; 0.7.14 and previous SBCLs don't have a working INTERACTIVE-STREAM-P
+;;; because it called UNIX-ISATTY, which wasn't defined.
+(with-input-from-string (s "a non-interactive stream")
+  (assert (not (interactive-stream-p s))))
+;;; KLUDGE: Unfortunately it's hard to find a reliably interactive
+;;; stream to test, since it's reasonable for these tests to be run
+;;; from a script, conceivably even as something like a cron job.
+;;; Ideas?
+#+nil (assert (eq (interactive-stream-p *terminal-io*) t))
+
+;;; FILE-POSITION on string-input-streams should work, even with
+;;; :START or :END new positions.
+(let ((stream (make-string-input-stream "abc")))
+  (assert (char= (read-char stream) #\a))
+  (assert (= (file-position stream) 1))
+  (assert (file-position stream 0))
+  (assert (char= (read-char stream) #\a))
+  (assert (file-position stream :start))
+  (assert (char= (read-char stream) #\a))
+  (assert (file-position stream :end))
+  (assert (eq (read-char stream nil 'foo) 'foo)))