tests/interface.impure.lisp

   1 ;;;; tests for problems in the interface presented to the user/programmer
   2
   3 ;;;; This software is part of the SBCL system. See the README file for
   4 ;;;; more information.
   5 ;;;;
   6 ;;;; While most of SBCL is derived from the CMU CL system, the test
   7 ;;;; files (like this one) were written from scratch after the fork
   8 ;;;; from CMU CL.
   9 ;;;;
  10 ;;;; This software is in the public domain and is provided with
  11 ;;;; absolutely no warranty. See the COPYING and CREDITS files for
  12 ;;;; more information.
  13
  14 (load "assertoid.lisp")
  15 (use-package "ASSERTOID")
  16
  17 (defun (setf foo) (x)
  18   "(setf foo) documentation"
  19   x)
  20
  21 (assert (string= (documentation '(setf foo) 'function)
  22                  "(setf foo) documentation"))
  23 (assert (string= (documentation #'(setf foo) 'function)
  24                  "(setf foo) documentation"))
  25
  26 (assert (string= (documentation '(setf foo) 'function)
  27                  "(setf foo) documentation"))
  28 (assert (string= (documentation #'(setf foo) 'function)
  29                  "(setf foo) documentation"))
  30 \f
  31 ;;; DISASSEMBLE shouldn't fail on closures or unpurified functions
  32 (defun disassemble-fun (x) x)
  33 (disassemble 'disassemble-fun)
  34
  35 (let ((x 1)) (defun disassemble-closure (y) (if y (setq x y) x)))
  36 (disassemble 'disassemble-closure)
  37
  38 #+sb-eval
  39 (progn
  40   ;; Nor should it fail on interpreted functions
  41   (let ((sb-ext:*evaluator-mode* :interpret))
  42     (eval `(defun disassemble-eval (x) x))
  43     (disassemble 'disassemble-eval))
  44
  45   ;; disassemble-eval should still be an interpreted function.
  46   ;; clhs disassemble: "(If that function is an interpreted function,
  47   ;; it is first compiled but the result of this implicit compilation
  48   ;; is not installed.)"
  49   (assert (sb-eval:interpreted-function-p #'disassemble-eval)))
  50
  51 ;; nor should it fail on generic functions or other funcallable instances
  52 (defgeneric disassemble-generic (x))
  53 (disassemble 'disassemble-generic)
  54 (let ((fin (sb-mop:make-instance 'sb-mop:funcallable-standard-object)))
  55   (disassemble fin))
  56
  57 ;;; while we're at it, much the same applies to
  58 ;;; FUNCTION-LAMBDA-EXPRESSION:
  59 (defun fle-fun (x) x)
  60 (function-lambda-expression #'fle-fun)
  61
  62 (let ((x 1)) (defun fle-closure (y) (if y (setq x y) x)))
  63 (function-lambda-expression #'fle-closure)
  64
  65 #+sb-eval
  66 (progn
  67   ;; Nor should it fail on interpreted functions
  68   (let ((sb-ext:*evaluator-mode* :interpret))
  69     (eval `(defun fle-eval (x) x))
  70     (function-lambda-expression #'fle-eval))
  71
  72   ;; fle-eval should still be an interpreted function.
  73   (assert (sb-eval:interpreted-function-p #'fle-eval)))
  74
  75 ;; nor should it fail on generic functions or other funcallable instances
  76 (defgeneric fle-generic (x))
  77 (function-lambda-expression #'fle-generic)
  78 (let ((fin (sb-mop:make-instance 'sb-mop:funcallable-standard-object)))
  79   (function-lambda-expression fin))
  80 \f
  81 ;;; support for DESCRIBE tests
  82 (defstruct to-be-described a b)
  83 (defclass forward-describe-class (forward-describe-ref) (a))
  84
  85 ;;; DESCRIBE should run without signalling an error.
  86 (describe (make-to-be-described))
  87 (describe 12)
  88 (describe "a string")
  89 (describe 'symbolism)
  90 (describe (find-package :cl))
  91 (describe '(a list))
  92 (describe #(a vector))
  93
  94 ;;; The DESCRIBE-OBJECT methods for built-in CL stuff should do
  95 ;;; FRESH-LINE and TERPRI neatly.
  96 (dolist (i (list (make-to-be-described :a 14) 12 "a string"
  97                  #0a0 #(1 2 3) #2a((1 2) (3 4)) 'sym :keyword
  98                  (find-package :keyword) (list 1 2 3)
  99                  nil (cons 1 2) (make-hash-table)
 100                  (let ((h (make-hash-table)))
 101                    (setf (gethash 10 h) 100
 102                          (gethash 11 h) 121)
 103                    h)
 104                  (make-condition 'simple-error)
 105                  (make-condition 'simple-error :format-control "fc")
 106                  #'car #'make-to-be-described (lambda (x) (+ x 11))
 107                  (constantly 'foo) #'(setf to-be-described-a)
 108                  #'describe-object (find-class 'to-be-described)
 109                  (find-class 'forward-describe-class)
 110                  (find-class 'forward-describe-ref) (find-class 'cons)))
 111   (let ((s (with-output-to-string (s)
 112              (write-char #\x s)
 113              (describe i s))))
 114     (unless (and (char= #\x (char s 0))
 115                  ;; one leading #\NEWLINE from FRESH-LINE or the like, no more
 116                  (char= #\newline (char s 1))
 117                  (char/= #\newline (char s 2))
 118                  ;; one trailing #\NEWLINE from TERPRI or the like, no more
 119                  (let ((n (length s)))
 120                    (and (char= #\newline (char s (- n 1)))
 121                         (char/= #\newline (char s (- n 2))))))
 122       (error "misbehavior in DESCRIBE of ~S" i))))
 123
 124 \f
 125 ;;; Tests of documentation on types and classes
 126 (defclass foo ()
 127   ()
 128   (:documentation "FOO"))
 129 (defstruct bar "BAR")
 130 (define-condition baz ()
 131   ()
 132   (:documentation "BAZ"))
 133 (deftype quux ()
 134   "QUUX"
 135   't)
 136 (defstruct (frob (:type vector)) "FROB")
 137 (macrolet
 138     ((do-class (name expected &optional structurep)
 139        `(progn
 140          (assert (string= (documentation ',name 'type) ,expected))
 141          (assert (string= (documentation (find-class ',name) 'type) ,expected))
 142          (assert (string= (documentation (find-class ',name) 't) ,expected))
 143          ,@(when structurep
 144             `((assert (string= (documentation ',name 'structure) ,expected))))
 145          (let ((new1 (symbol-name (gensym "NEW1")))
 146                (new2 (symbol-name (gensym "NEW2")))
 147                (new3 (symbol-name (gensym "NEW3")))
 148                (new4 (symbol-name (gensym "NEW4"))))
 149            (declare (ignorable new4))
 150            (setf (documentation ',name 'type) new1)
 151            (assert (string= (documentation (find-class ',name) 'type) new1))
 152            (setf (documentation (find-class ',name) 'type) new2)
 153            (assert (string= (documentation (find-class ',name) 't) new2))
 154            (setf (documentation (find-class ',name) 't) new3)
 155            (assert (string= (documentation ',name 'type) new3))
 156            ,@(when structurep
 157               `((assert (string= (documentation ',name 'structure) new3))
 158                 (setf (documentation ',name 'structure) new4)
 159                 (assert (string= (documentation ',name 'structure) new4))))))))
 160   (do-class foo "FOO")
 161   (do-class bar "BAR" t)
 162   (do-class baz "BAZ"))
 163
 164 (assert (string= (documentation 'quux 'type) "QUUX"))
 165 (setf (documentation 'quux 'type) "NEW4")
 166 (assert (string= (documentation 'quux 'type) "NEW4"))
 167
 168 (assert (string= (documentation 'frob 'structure) "FROB"))
 169 (setf (documentation 'frob 'structure) "NEW5")
 170 (assert (string= (documentation 'frob 'structure) "NEW5"))
 171 \f
 172 ;;;; success