tests/misc/split-fail

   1 #!/bin/sh
   2 # split must fail when given length/count of zero.
   3
   4 if test "$VERBOSE" = yes; then
   5   set -x
   6   split --version
   7 fi
   8
   9 . $srcdir/../lang-default
  10
  11 pwd=`pwd`
  12 t0=`echo "$0"|sed 's,.*/,,'`.tmp; tmp=$t0/$$
  13 trap 'status=$?; cd $pwd; chmod -R u+rwx $t0; rm -rf $t0 && exit $status' 0
  14 trap '(exit $?); exit $?' 1 2 13 15
  15
  16 framework_failure=0
  17 mkdir -p $tmp || framework_failure=1
  18 cd $tmp || framework_failure=1
  19 touch in || framework_failure=1
  20
  21 if test $framework_failure = 1; then
  22   echo "$0: failure in testing framework" 1>&2
  23   (exit 1); exit 1
  24 fi
  25
  26 fail=0
  27
  28 split -a 0 in 2> /dev/null || fail=1
  29 split -b 0 in 2> /dev/null && fail=1
  30 split -C 0 in 2> /dev/null && fail=1
  31 split -l 0 in 2> /dev/null && fail=1
  32
  33 # Make sure that the obsolete -N notation still works
  34 _POSIX2_VERSION=199209 split -1 in 2> /dev/null || fail=1
  35
  36 # Then make sure that -0 evokes a failure.
  37 _POSIX2_VERSION=199209 split -0 in 2> /dev/null && fail=1
  38
  39 # Ensure that split --lines=N and --bytes=N work for N=2^32.
  40 _4gb=4294967296
  41 split --lines=$_4gb in || fail=1
  42 split --bytes=$_4gb in || fail=1
  43
  44 # Currently (coreutils-5.0.1) split --line-bytes=M fails
  45 # with `invalid number of bytes' for M=2^32 or larger.  Actually,
  46 # the limit is SIZE_MAX, which is 2^32 on 32-bit systems.
  47 # On 64-bit systems, there's no problem with a count of 2^32,
  48 # So disable this test in order to avoid the `failure' on 64-bit systems.
  49 #split --line-bytes=$_4gb 2> /dev/null in && fail=1
  50
  51 # Make sure that a huge obsolete option evokes the right failure.
  52 env -u _POSIX2_VERSION split -99999999999999999991 2> out && fail=1
  53 cat <<\EOF > exp
  54 split: line count option -99999999999999999991... is too large
  55 EOF
  56 cmp out exp || fail=1
  57 test $fail = 1 && diff out exp 2> /dev/null
  58
  59
  60 (exit $fail); exit $fail