tests/cp/sparse

   1 #!/bin/sh
   2 # Test cp --sparse=always
   3
   4 # Copyright (C) 2006-2009 Free Software Foundation, Inc.
   5
   6 # This program is free software: you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation, either version 3 of the License, or
   9 # (at your option) any later version.
  10
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 if test "$VERBOSE" = yes; then
  20   set -x
  21   cp --version
  22 fi
  23
  24 . $srcdir/test-lib.sh
  25 require_sparse_support_
  26
  27 # Create a sparse file.
  28 # It has to be at least 128K in order to be sparse on some systems.
  29 # Make its size one larger than 128K, in order to tickle the
  30 # bug in coreutils-6.0.
  31 size=`expr 128 \* 1024 + 1`
  32 dd bs=1 seek=$size of=sparse < /dev/null 2> /dev/null || framework_failure
  33
  34 fail=0
  35
  36 cp --sparse=always sparse copy || fail=1
  37
  38 # Ensure that the copy has the same block count as the original.
  39 test `stat --printf %b copy` -le `stat --printf %b sparse` || fail=1
  40
  41 # Ensure that --sparse={always,never} with --reflink fail.
  42 cp --sparse=always --reflink sparse copy && fail=1
  43 cp --sparse=never --reflink sparse copy && fail=1
  44
  45 Exit $fail