X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=tests%2Fprint.impure.lisp;h=a0f67bfd0c4ca97b7655ef3562a34e760d282415;hb=41f378de3960189227541f7864e709ba78f064cd;hp=15feb43d054a27736b3dc16edc93e26af0685fda;hpb=0b3acc2ba40b8f222e9279871af53e0afe89c969;p=sbcl.git diff --git a/tests/print.impure.lisp b/tests/print.impure.lisp index 15feb43..a0f67bf 100644 --- a/tests/print.impure.lisp +++ b/tests/print.impure.lisp @@ -6,7 +6,7 @@ ;;;; While most of SBCL is derived from the CMU CL system, the test ;;;; files (like this one) were written from scratch after the fork ;;;; from CMU CL. -;;;; +;;;; ;;;; This software is in the public domain and is provided with ;;;; absolutely no warranty. See the COPYING and CREDITS files for ;;;; more information. @@ -17,9 +17,9 @@ ;;; We should be able to output X readably (at least when *READ-EVAL*). (defun assert-readable-output (x) (assert (eql x - (let ((*read-eval* t)) - (read-from-string (with-output-to-string (s) - (write x :stream s :readably t))))))) + (let ((*read-eval* t)) + (read-from-string (with-output-to-string (s) + (write x :stream s :readably t))))))) ;;; Even when *READ-EVAL* is NIL, we should be able to output some ;;; (not necessarily readable) representation without signalling an @@ -27,7 +27,7 @@ (defun assert-unreadable-output (x) (let ((*read-eval* nil)) (with-output-to-string (s) (write x :stream s :readably nil)))) - + (defun assert-output (x) (assert-readable-output x) (assert-unreadable-output x)) @@ -35,11 +35,11 @@ ;;; Nathan Froyd reported that sbcl-0.6.11.34 screwed up output of ;;; floating point infinities. (dolist (x (list short-float-positive-infinity short-float-negative-infinity - single-float-positive-infinity single-float-negative-infinity - double-float-positive-infinity double-float-negative-infinity - long-float-positive-infinity long-float-negative-infinity)) + single-float-positive-infinity single-float-negative-infinity + double-float-positive-infinity double-float-negative-infinity + long-float-positive-infinity long-float-negative-infinity)) (assert-output x)) - + ;;; Eric Marsden reported that this would blow up in CMU CL (even ;;; though ANSI says that the mismatch between ~F expected type and ;;; provided string type is supposed to be handled without signalling @@ -51,7 +51,7 @@ (loop for base from 2 to 36 with *print-radix* = t do (let ((*print-base* base)) - (assert (string= "#*101" (format nil "~S" #*101))))) + (assert (string= "#*101" (format nil "~S" #*101))))) ;;; bug in sbcl-0.7.1.25, reported by DB sbcl-devel 2002-02-25 (assert (string= "0.5" (format nil "~2D" 0.5))) @@ -106,28 +106,28 @@ ;;; Check that arrays that we print while *PRINT-READABLY* is true are ;;; in fact generating similar objects. (assert (equal (array-dimensions - (read-from-string - (with-output-to-string (s) - (let ((*print-readably* t)) - (print (make-array '(1 2 0)) s))))) - '(1 2 0))) + (read-from-string + (with-output-to-string (s) + (let ((*print-readably* t)) + (print (make-array '(1 2 0)) s))))) + '(1 2 0))) (dolist (array (list (make-array '(1 0 1)) - (make-array 0 :element-type nil) - (make-array 1 :element-type 'base-char) - (make-array 1 :element-type 'character))) + (make-array 0 :element-type nil) + (make-array 1 :element-type 'base-char) + (make-array 1 :element-type 'character))) (assert (multiple-value-bind (result error) - (ignore-errors (read-from-string - (with-output-to-string (s) - (let ((*print-readably* t)) - (print array s))))) - ;; it might not be readably-printable - (or (typep error 'print-not-readable) - (and - ;; or else it had better have the same dimensions - (equal (array-dimensions result) (array-dimensions array)) - ;; and the same element-type - (equal (array-element-type result) (array-element-type array))))))) + (ignore-errors (read-from-string + (with-output-to-string (s) + (let ((*print-readably* t)) + (print array s))))) + ;; it might not be readably-printable + (or (typep error 'print-not-readable) + (and + ;; or else it had better have the same dimensions + (equal (array-dimensions result) (array-dimensions array)) + ;; and the same element-type + (equal (array-element-type result) (array-element-type array))))))) ;;; before 0.8.0.66 it signalled UNBOUND-VARIABLE (write #(1 2 3) :pretty nil :readably t) @@ -165,9 +165,9 @@ (wexercise-0-8-7-interpreted "~W") (wexercise-0-8-7-compiled-without-atsign)) (remove-method #'print-object - (find-method #'print-object - '(:before) - (mapcar #'find-class '(wexerciser-0-8-7 t)))) + (find-method #'print-object + '(:before) + (mapcar #'find-class '(wexerciser-0-8-7 t)))) (defmethod print-object :before ((wexerciser-0-8-7 wexerciser-0-8-7) stream) (when (or *print-level* *print-length*) (error "gotcha going"))) @@ -182,7 +182,7 @@ (defpackage "SCRATCH-WRITE-TO-STRING" (:use)) (with-standard-io-syntax (let* ((*package* (find-package "SCRATCH-WRITE-TO-STRING")) - (answer (write-to-string 'scratch-write-to-string::x :readably nil))) + (answer (write-to-string 'scratch-write-to-string::x :readably nil))) (assert (string= answer "X")))) ;;; and a couple from Bruno Haible (defun my-pprint-reverse (out list) @@ -228,15 +228,15 @@ (let ((x1 (float -5496527/100000000000000000)) (x2 (float -54965272/1000000000000000000))) (assert (or (equal (multiple-value-list (integer-decode-float x1)) - (multiple-value-list (integer-decode-float x2))) - (string/= (prin1-to-string x1) (prin1-to-string x2))))) + (multiple-value-list (integer-decode-float x2))) + (string/= (prin1-to-string x1) (prin1-to-string x2))))) ;;; readable printing of arrays with *print-radix* t -(let ((*print-radix* t) +(let ((*print-radix* t) (*print-readably* t) (*print-pretty* nil)) (let ((output (with-output-to-string (s) - (write #2a((t t) (nil nil)) :stream s)))) + (write #2a((t t) (nil nil)) :stream s)))) (assert (equalp (read-from-string output) #2a((t t) (nil nil)))))) ;;; NIL parameters to "interpreted" FORMAT directives @@ -245,7 +245,7 @@ ;;; PRINC-TO-STRING should bind print-readably (let ((*print-readably* t)) (assert (string= (princ-to-string #\7) - (write-to-string #\7 :escape nil :readably nil)))) + (write-to-string #\7 :escape nil :readably nil)))) ;;; in FORMAT, ~^ inside ~:{ should go to the next case, not break ;;; iteration, even if one argument is just a one-element list. @@ -266,5 +266,76 @@ (assert (format nil x nil)) (assert (format nil (eval `(formatter ,x)) nil))) +;;; bug 350: bignum printing so memory-hungry that heap runs out +;;; -- just don't stall here forever on a slow box +(handler-case + (with-timeout 10 + (print (ash 1 1000000))) + (timeout () + (print 'timeout!))) + +;;; bug 371: bignum print/read inconsistency +(defvar *bug-371* -7043009959286724629649270926654940933664689003233793014518979272497911394287216967075767325693021717277238746020477538876750544587281879084559996466844417586093291189295867052594478662802691926547232838591510540917276694295393715934079679531035912244103731582711556740654671309980075069010778644542022/670550434139267031632063192770201289106737062379324644110801846820471752716238484923370056920388400273070254958650831435834503195629325418985020030706879602898158806736813101434594805676212779217311897830937606064579213895527844045511878668289820732425014254579493444623868748969110751636786165152601) +(let ((*print-base* 5) + (*read-base* 5) + (*print-radix* nil)) + (assert (= *bug-371* (read-from-string (prin1-to-string *bug-371*))))) + +;;; a spot of random-testing for rational printing +(defvar *seed-state* (make-random-state)) +(print *seed-state*) ; so that we can reproduce errors +(let ((seed (make-random-state *seed-state*))) + (loop repeat 42 + do (let ((n (random (ash 1 1000) seed)) + (d (random (ash 1 1000) seed))) + (when (zerop (random 2 seed)) + (setf n (- n))) + (let ((r (/ n d))) + (loop for base from 2 to 36 + do (let ((*print-base* base) + (*read-base* base) + (*print-radix* nil)) + (assert (= r (read-from-string (prin1-to-string r)))) + (if (= 36 base) + (decf *read-base*) + (incf *read-base*)) + (assert (not (eql r (read-from-string (prin1-to-string r))))) + (let ((*print-radix* t)) + (assert (= r (read-from-string + (princ-to-string r))))))))) + (write-char #\.) + (finish-output))) + +;;;; Bugs, found by PFD +;;; NIL parameter for ~^ means `not supplied' +(loop for (format arg result) in + '(("~:{~D~v^~D~}" ((3 1 4) (1 0 2) (7 nil) (5 nil 6)) "341756") + ("~:{~1,2,v^~A~}" ((nil 0) (3 1) (0 2)) "02")) + do (assert (string= (funcall #'format nil format arg) result)) + do (assert (string= (with-output-to-string (s) + (funcall (eval `(formatter ,format)) s arg)) + result))) + +;;; NIL first parameter for ~R is equivalent to no parameter. +(assert (string= (format nil "~VR" nil 5) "five")) +(assert (string= (format nil (formatter "~VR") nil 6) "six")) + +;;; CSR inserted a bug into Burger & Dybvig's float printer. Caught +;;; by Raymond Toy +(assert (string= (format nil "~E" 1d23) "1.0d+23")) + +;;; Fixed-format bugs from CLISP's test suite (reported by Bruno +;;; Haible, bug 317) +(assert (string= (format nil "~1F" 10) "10.")) +(assert (string= (format nil "~0F" 10) "10.")) +(assert (string= (format nil "~2F" 1234567.1) "1234567.")) + +;;; here's one that seems to fail most places. I think this is right, +;;; and most of the other answers I've seen are definitely wrong. +(assert (string= (format nil "~G" 1d23) "100000000000000000000000. ")) + +;;; Adam Warner's test case +(assert (string= (format nil "~@F" 1.23) "+1.23")) + ;;; success (quit :unix-status 104)