test-suite/tests/posix.test

   1 ;;;; posix.test --- Test suite for Guile POSIX functions. -*- scheme -*-
   2 ;;;;
   3 ;;;; Copyright 2003, 2004, 2006, 2007, 2010, 2012 Free Software Foundation, Inc.
   4 ;;;;
   5 ;;;; This library is free software; you can redistribute it and/or
   6 ;;;; modify it under the terms of the GNU Lesser General Public
   7 ;;;; License as published by the Free Software Foundation; either
   8 ;;;; version 3 of the License, or (at your option) any later version.
   9 ;;;;
  10 ;;;; This library is distributed in the hope that it will be useful,
  11 ;;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 ;;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13 ;;;; Lesser General Public License for more details.
  14 ;;;;
  15 ;;;; You should have received a copy of the GNU Lesser General Public
  16 ;;;; License along with this library; if not, write to the Free Software
  17 ;;;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  18
  19 (define-module (test-suite test-posix)
  20   :use-module (test-suite lib))
  21
  22
  23 ;; FIXME: The following exec tests are disabled since on an i386 debian with
  24 ;; glibc 2.3.2 they seem to interact badly with threads.test, the latter
  25 ;; dies with signal 32 (one of the SIGRTs).  Don't know how or why, or who's
  26 ;; at fault (though it seems to happen with or without the recent memory
  27 ;; leak fix in these error cases).
  28
  29 ;;
  30 ;; execl
  31 ;;
  32
  33 ;; (with-test-prefix "execl"
  34 ;;   (pass-if-exception "./nosuchprog" '(system-error . ".*")
  35 ;;     (execl "./nosuchprog" "./nosuchprog" "some arg")))
  36
  37 ;;
  38 ;; execlp
  39 ;;
  40
  41 ;; (with-test-prefix "execlp"
  42 ;;   (pass-if-exception "./nosuchprog" '(system-error . ".*")
  43 ;;     (execlp "./nosuchprog" "./nosuchprog" "some arg")))
  44
  45 ;;
  46 ;; execle
  47 ;;
  48
  49 ;; (with-test-prefix "execle"
  50 ;;   (pass-if-exception "./nosuchprog" '(system-error . ".*")
  51 ;;     (execle "./nosuchprog" '() "./nosuchprog" "some arg"))
  52 ;;   (pass-if-exception "./nosuchprog" '(system-error . ".*")
  53 ;;     (execle "./nosuchprog" '("FOO=1" "BAR=2") "./nosuchprog" "some arg")))
  54
  55
  56 ;;
  57 ;; mkstemp!
  58 ;;
  59
  60 (with-test-prefix "mkstemp!"
  61
  62   ;; the temporary names used in the tests here are kept to 8 characters so
  63   ;; they'll work on a DOS 8.3 file system
  64
  65   (define (string-copy str)
  66     (list->string (string->list str)))
  67
  68   (pass-if-exception "number arg" exception:wrong-type-arg
  69     (mkstemp! 123))
  70
  71   (pass-if "filename string modified"
  72     (let* ((template "T-XXXXXX")
  73            (str      (string-copy template))
  74            (port     (mkstemp! str))
  75            (result   (not (string=? str template))))
  76       (delete-file str)
  77       result)))
  78
  79 ;;
  80 ;; putenv
  81 ;;
  82
  83 (with-test-prefix "putenv"
  84
  85   (pass-if "something"
  86     (putenv "FOO=something")
  87     (equal? "something" (getenv "FOO")))
  88
  89   (pass-if "replacing"
  90     (putenv "FOO=one")
  91     (putenv "FOO=two")
  92     (equal? "two" (getenv "FOO")))
  93
  94   (pass-if "empty"
  95     (putenv "FOO=")
  96     (equal? "" (getenv "FOO")))
  97
  98   (pass-if "removing"
  99     (putenv "FOO=bar")
 100     (putenv "FOO")
 101     (not (getenv "FOO")))
 102
 103   (pass-if "modifying string doesn't change env"
 104     (let ((s (string-copy "FOO=bar")))
 105       (putenv s)
 106       (string-set! s 5 #\x)
 107       (equal? "bar" (getenv "FOO")))))
 108
 109 ;;
 110 ;; setenv
 111 ;;
 112
 113 (with-test-prefix "setenv"
 114
 115   (pass-if "something"
 116     (setenv "FOO" "something")
 117     (equal? "something" (getenv "FOO")))
 118
 119   (pass-if "replacing"
 120     (setenv "FOO" "one")
 121     (setenv "FOO" "two")
 122     (equal? "two" (getenv "FOO")))
 123
 124   (pass-if "empty"
 125     (setenv "FOO" "")
 126     (equal? "" (getenv "FOO")))
 127
 128   (pass-if "removing"
 129     (setenv "FOO" "something")
 130     (setenv "FOO" #f)
 131     (not (getenv "FOO"))))
 132
 133 ;;
 134 ;; unsetenv
 135 ;;
 136
 137 (with-test-prefix "unsetenv"
 138
 139   (pass-if "something"
 140     (putenv "FOO=something")
 141     (unsetenv "FOO")
 142     (not (getenv "FOO")))
 143
 144   (pass-if "empty"
 145     (putenv "FOO=")
 146     (unsetenv "FOO")
 147     (not (getenv "FOO"))))
 148
 149 ;;
 150 ;; ttyname
 151 ;;
 152
 153 (with-test-prefix "ttyname"
 154
 155   (pass-if-exception "non-tty argument" exception:system-error
 156     ;; This used to crash in 1.8.1 and earlier.
 157     (let ((file (false-if-exception
 158                  (open-output-file "/dev/null"))))
 159       (if (not file)
 160           (throw 'unsupported)
 161           (ttyname file)))))
 162
 163 ;;
 164 ;; utimes
 165 ;;
 166
 167 (with-test-prefix "utime"
 168
 169   (pass-if "valid argument (second resolution)"
 170     (let ((file "posix.test-utime"))
 171       (dynamic-wind
 172         (lambda ()
 173           (close-port (open-output-file file)))
 174         (lambda ()
 175           (let* ((accessed (+ (current-time) 3600))
 176                  (modified (- accessed 1000)))
 177             (utime file accessed modified)
 178             (let ((info (stat file)))
 179               (and (= (stat:atime info) accessed)
 180                    (= (stat:mtime info) modified)))))
 181         (lambda ()
 182           (delete-file file))))))
 183
 184 ;;
 185 ;; affinity
 186 ;;
 187
 188 (with-test-prefix "affinity"
 189
 190   (pass-if "getaffinity"
 191     (if (defined? 'getaffinity)
 192         (> (bitvector-length (getaffinity (getpid))) 0)
 193         (throw 'unresolved)))
 194
 195   (pass-if "setaffinity"
 196     (if (and (defined? 'setaffinity) (defined? 'getaffinity))
 197         (let ((mask (getaffinity (getpid))))
 198           (setaffinity (getpid) mask)
 199           (equal? mask (getaffinity (getpid))))
 200         (throw 'unresolved))))
 201
 202 ;;
 203 ;; system*
 204 ;;
 205
 206 (with-test-prefix "system*"
 207
 208   (pass-if "http://bugs.gnu.org/13166"
 209     ;; With Guile up to 2.0.7 included, the child process launched by
 210     ;; `system*' would remain alive after an `execvp' failure.
 211     (let ((me (getpid)))
 212       (and (not (zero? (system* "something-that-does-not-exist")))
 213            (= me (getpid))))))