1.0.17.32: faster ADD-METHOD to PRINT-OBJECT

[sbcl.git] / tests / print.impure.lisp

diff --git a/tests/print.impure.lisp b/tests/print.impure.lisp
index 6d8072f..4f1b3f5 100644 (file)
--- a/tests/print.impure.lisp
+++ b/tests/print.impure.lisp
@@ -416,4 +416,21 @@
 ;;; This used to trigger an AVER instead.
 (assert (raises-error? (format t "~>") sb-format:format-error))
 
+;;; readably printing hash-tables, check for circularity
+(let ((x (cons 1 2))
+      (h (make-hash-table))
+      (*print-readably* t)
+      (*print-circle* t)
+      (*read-eval* t))
+  (setf (gethash x h) h)
+  (destructuring-bind (x2 . h2) (read-from-string (write-to-string (cons x h)))
+    (assert (equal x x2))
+    (assert (eq h2 (gethash x2 h2)))))
+
+;;; an off-by-one error in the ~R format directive until 1.0.15.20
+;;; prevented printing cardinals and ordinals between (expt 10 63) and
+;;; (1- (expt 10 66))
+(assert (string= (format nil "~R" (expt 10 63)) "one vigintillion"))
+(assert (string= (format nil "~:R" (expt 10 63)) "one vigintillionth"))
+
 ;;; success