test-suite/tests/filesys.test

   1 ;;;; filesys.test --- test file system functions -*- scheme -*-
   2 ;;;;
   3 ;;;; Copyright (C) 2004 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 2.1 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  18
  19 (define-module (test-suite test-filesys)
  20   #:use-module (test-suite lib))
  21
  22 ;;;
  23 ;;; copy-file
  24 ;;;
  25
  26 (with-test-prefix "copy-file"
  27
  28   ;; return next prospective file descriptor number
  29   (define (next-fd)
  30     (let ((fd (dup 0)))
  31       (close fd)
  32       fd))
  33
  34   ;; in guile 1.6.4 and earlier, copy-file didn't close the input fd when
  35   ;; the output could not be opened
  36   (pass-if "fd leak when dest unwritable"
  37     (let ((old-next (next-fd)))
  38       (false-if-exception (copy-file "/dev/null" "no/such/dir/foo"))
  39       (= old-next (next-fd)))))