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;-*- Mode: Lisp -*-
;;;; Author: Paul Dietz
;;;; Created: Sat Jun 26 21:55:26 2004
;;;; Contains: Tests of PPRINT-LINEAR
(in-package :cl-test)
;;; When printing a non-list, the result is the same as calling WRITE."
(deftest pprint-linear.1
(my-with-standard-io-syntax
(let ((*print-pretty* t)
(*print-readably* nil))
(loop for obj in *mini-universe*
nconc
(and (not (listp obj))
(let ((s1 (write-to-string obj))
(s2 (with-output-to-string (s) (assert (equal (multiple-value-list
(pprint-linear s obj))
'(nil))))))
(unless (equal s1 s2)
(list (list obj s1 s2))))))))
nil)
(deftest pprint-linear.2
(my-with-standard-io-syntax
(let ((*print-pretty* nil)
(*print-readably* nil))
(loop for obj in *mini-universe*
nconc
(and (not (listp obj))
(let ((s1 (write-to-string obj))
(s2 (with-output-to-string (s) (assert (equal (multiple-value-list
(pprint-linear s obj))
'(nil))))))
(unless (equal s1 s2)
(list (list obj s1 s2))))))))
nil)
(defmacro def-pprint-linear-test (name args expected-value &key (margin 100) (circle nil))
`(deftest ,name
(my-with-standard-io-syntax
(let ((*print-pretty* t)
(*print-readably* nil)
(*print-right-margin* ,margin)
(*package* (find-package "CL-TEST"))
(*print-circle* ,circle))
(with-output-to-string
(s)
(pprint-linear s ,@args))))
,expected-value))
(def-pprint-linear-test pprint-linear.3 ('(|A|)) "(A)")
(def-pprint-linear-test pprint-linear.4 ('(|A|) t) "(A)")
(def-pprint-linear-test pprint-linear.5 ('(|A|) nil) "A")
(def-pprint-linear-test pprint-linear.6 ('(1 2 3 4 5)) "(1 2 3 4 5)")
(def-pprint-linear-test pprint-linear.7 ('((1) (2) #(3) "abc" 5) nil) "(1) (2) #(3) \"abc\" 5")
;;; The fourth argument is ignored
(def-pprint-linear-test pprint-linear.8 ('(1 2 3 4 5) t nil) "(1 2 3 4 5)")
(def-pprint-linear-test pprint-linear.9 ('(1 2 3 4 5) nil t) "1 2 3 4 5")
;;; Takes T, NIL as stream designators
(deftest pprint-linear.10
(my-with-standard-io-syntax
(let ((*print-pretty* nil)
(*print-readably* nil)
(*print-right-margin* 100))
(with-output-to-string
(os)
(with-input-from-string
(is "")
(with-open-stream (*terminal-io* (make-two-way-stream is os))
(pprint-linear t '(1 2 3)))))))
"(1 2 3)")
(deftest pprint-linear.11
(my-with-standard-io-syntax
(let ((*print-pretty* t)
(*print-readably* nil)
(*print-right-margin* 100))
(with-output-to-string (*standard-output*) (pprint-linear nil '(1 2 3)))))
"(1 2 3)")
(deftest pprint-linear.12
(my-with-standard-io-syntax
(let ((*print-pretty* t)
(*print-readably* nil)
(*package* (find-package :cl-test))
(obj '(|M| |M| |M| |M| |M| |M| |M| |M| |M| |M|)))
(loop for i from 1 to 10
for result =
(let* ((*print-right-margin* i)
(s (with-output-to-string (os)
(terpri os)
(pprint-linear os obj))))
(cond
((not (eql (elt s 0) #\Newline))
(list :bad1 s))
((not (equal (read-from-string s) obj))
(list :bad2 s))
((< (count #\Newline s) (length obj))
(list :bad3 s))
(t t)))
unless (eql result t)
collect (list i result))))
nil)
(deftest pprint-linear.13
(my-with-standard-io-syntax
(let ((*print-pretty* t)
(*print-readably* nil)
(*package* (find-package :cl-test))
(obj '(|M| |M| |M| |M| |M| |M| |M| |M| |M| |M| |M|)))
(loop for i from 1 to 10
for result =
(let* ((*print-right-margin* i)
(s (with-output-to-string (os)
(terpri os)
(pprint-linear os obj nil))))
(cond
((not (eql (elt s 0) #\Newline))
(list :bad1 s))
((not (equal (read-from-string (concatenate 'string "(" s ")"))
obj))
(list :bad2 s))
((< (count #\Newline s) (length obj))
(list :bad3 s))
(t t)))
unless (eql result t)
collect (list i result))))
nil)
;;;
(def-pprint-linear-test pprint-linear.14 ((let ((x (list '|A|))) (list x x)))
"(#1=(A) #1#)" :circle t)
;;; Error tests
(deftest pprint-linear.error.1
(signals-error (pprint-linear) program-error)
t)
(deftest pprint-linear.error.2
(signals-error (pprint-linear *standard-output*) program-error)
t)
(deftest pprint-linear.error.3
(signals-error (pprint-linear *standard-output* nil t t t) program-error)
t)
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