tests/filesys.pure.lisp

   1 ;;;; This software is part of the SBCL system. See the README file for
   2 ;;;; more information.
   3 ;;;;
   4 ;;;; While most of SBCL is derived from the CMU CL system, the test
   5 ;;;; files (like this one) were written from scratch after the fork
   6 ;;;; from CMU CL.
   7 ;;;;
   8 ;;;; This software is in the public domain and is provided with
   9 ;;;; absolutely no warranty. See the COPYING and CREDITS files for
  10 ;;;; more information.
  11
  12 (in-package "CL-USER")
  13
  14 ;;; In sbcl-0.6.9 FOO-NAMESTRING functions  returned "" instead of NIL.
  15 (let ((pathname0 (make-pathname :host nil
  16                                 :directory
  17                                 (pathname-directory
  18                                  *default-pathname-defaults*)
  19                                 :name "getty"))
  20       (pathname1 (make-pathname :host nil
  21                                 :directory nil
  22                                 :name nil)))
  23   (assert (equal (file-namestring pathname0) "getty"))
  24   (assert (equal (directory-namestring pathname0)
  25                  (directory-namestring *default-pathname-defaults*)))
  26   (assert (equal (file-namestring pathname1) ""))
  27   (assert (equal (directory-namestring pathname1) "")))
  28
  29 ;;; In sbcl-0.6.9 DIRECTORY failed on paths with :WILD or
  30 ;;; :WILD-INFERIORS in their directory components.
  31 (let ((dir (directory "../**/*.*")))
  32   ;; We know a little bit about the structure of this result;
  33   ;; let's test to make sure that this test file is in it.
  34   (assert (find-if (lambda (pathname)
  35                      (search #-win32 "tests/filesys.pure.lisp"
  36                              #+win32 "tests\\filesys.pure.lisp"
  37                              (namestring pathname)))
  38                    dir)))
  39 ;;; In sbcl-0.9.7 DIRECTORY failed on pathnames with character-set
  40 ;;; components.
  41 (let ((dir (directory "[f]*.*")))
  42   ;; We know a little bit about the structure of this result;
  43   ;; let's test to make sure that this test file is in it.
  44   (assert (find-if (lambda (pathname)
  45                      (search "filesys.pure.lisp"
  46                              (namestring pathname)))
  47                    dir)))
  48
  49 ;;; Set *default-pathname-defaults* to something other than the unix
  50 ;;; cwd, to catch functions which access the filesystem without
  51 ;;; merging properly.  We should test more functions than just OPEN
  52 ;;; here, of course
  53
  54 (let ((*default-pathname-defaults*
  55        (make-pathname :directory
  56                       (butlast
  57                        (pathname-directory *default-pathname-defaults*))
  58                       :defaults *default-pathname-defaults*)))
  59   ;; SBCL 0.7.1.2 failed to merge on OPEN
  60   (with-open-file (i "tests/filesys.pure.lisp")
  61       (assert i)))
  62
  63 ;;; OPEN, LOAD and friends should signal an error of type FILE-ERROR
  64 ;;; if they are fed wild pathname designators; firstly, with wild
  65 ;;; pathnames that don't correspond to any files:
  66 (assert (typep (nth-value 1 (ignore-errors (open "non-existent*.lisp")))
  67                'file-error))
  68 (assert (typep (nth-value 1 (ignore-errors (load "non-existent*.lisp")))
  69                'file-error))
  70 ;;; then for pathnames that correspond to precisely one:
  71 (assert (typep (nth-value 1 (ignore-errors (open "filesys.pur*.lisp")))
  72                'file-error))
  73 (assert (typep (nth-value 1 (ignore-errors (load "filesys.pur*.lisp")))
  74                'file-error))
  75 ;;; then for pathnames corresponding to many:
  76 (assert (typep (nth-value 1 (ignore-errors (open "*.lisp")))
  77                'file-error))
  78 (assert (typep (nth-value 1 (ignore-errors (load "*.lisp")))
  79                'file-error))
  80
  81 ;;; ANSI: FILE-LENGTH should signal an error of type TYPE-ERROR if
  82 ;;; STREAM is not a stream associated with a file.
  83 ;;;
  84 ;;; (Peter Van Eynde's ansi-test suite caught this, and Eric Marsden
  85 ;;; reported a fix for CMU CL, which was ported to sbcl-0.6.12.35.)
  86 (assert (typep (nth-value 1 (ignore-errors (file-length *terminal-io*)))
  87                'type-error))
  88
  89 ;;; A few cases Windows does have enough marbles to pass right now
  90 #+win32
  91 (progn
  92   (assert (equal "C:\\FOO" (native-namestring "C:\\FOO")))
  93   (assert (equal "C:\\FOO" (native-namestring "C:/FOO")))
  94   (assert (equal "C:\\FOO\\BAR" (native-namestring "C:\\FOO\\BAR")))
  95   ;; FIXME: Other platforms don't do this: either fix Windows
  96   ;; so that it works even with the same logic others use, or
  97   ;; make this official. (Currently just a kludge.)
  98   (assert (equal "C:\\FOO\\BAR" (native-namestring "C:\\FOO\\BAR\\"))))
  99
 100 ;;; Test for NATIVE-PATHNAME / NATIVE-NAMESTRING stuff
 101 ;;;
 102 ;;; given only safe characters in the namestring, NATIVE-PATHNAME will
 103 ;;; never error, and NATIVE-NAMESTRING on the result will return the
 104 ;;; original namestring.
 105 (with-test (:name :random-native-namestrings)
 106   (let ((safe-chars
 107         (coerce
 108          (cons #\Newline
 109                (loop for x from 32 to 127 collect (code-char x)))
 110          'simple-base-string))
 111        (tricky-sequences #("/../" "../" "/.." "." "/." "./" "/./"
 112                            "[]" "*" "**" "/**" "**/" "/**/" "?"
 113                            "\\*" "\\[]" "\\?" "\\*\\*" "*\\*")))
 114    (loop repeat 1000
 115       for length = (random 32)
 116       for native-namestring = (coerce
 117                                (loop repeat length
 118                                   collect
 119                                   (char safe-chars
 120                                         (random (length safe-chars))))
 121                                'simple-base-string)
 122       for pathname = (native-pathname native-namestring)
 123       for nnn = (native-namestring pathname)
 124       do (assert (string= nnn native-namestring)))
 125    (loop repeat 1000
 126       for native-namestring = (with-output-to-string (s)
 127                                 (loop
 128                                    (let ((r (random 1.0)))
 129                                      (cond
 130                                        ((< r 1/20) (return))
 131                                        ((< r 1/2)
 132                                         (write-char
 133                                          (char safe-chars
 134                                                (random (length safe-chars)))
 135                                          s))
 136                                        (t (write-string
 137                                            (aref tricky-sequences
 138                                                  (random
 139                                                   (length tricky-sequences)))
 140                                            s))))))
 141       for pathname = (native-pathname native-namestring)
 142       for tricky-nnn = (native-namestring pathname)
 143       do (assert (string= tricky-nnn native-namestring)))))