+ ;; make sure that a stream input argument is basically reasonable.
+ (let ((string (let ((i (make-string-input-stream "abcdef")))
+ (with-output-to-string (stream)
+ (sb-ext:run-program "/bin/cat" ()
+ :input i :output stream)))))
+ (assert (= (length string) 6))
+ (assert (string= string "abcdef")))