Dogcows Code - chaz/tar/blob - tests/time01.at

   1 # Test time stamps for GNU tar.  -*- Autotest -*-
   2 #
   3 # Copyright 2012-2013 Free Software Foundation, Inc.
   4 #
   5 # This program is free software; you can redistribute it and/or modify
   6 # it under the terms of the GNU General Public License as published by
   7 # the Free Software Foundation; either version 3, or (at your option)
   8 # any later version.
   9 #
  10 # This program 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
  13 # GNU General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License
  16 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17
  18 # written by Paul Eggert
  19
  20 AT_SETUP([time: tricky time stamps])
  21 AT_KEYWORDS([time time01])
  22
  23 AT_TAR_CHECK([
  24 export TZ=UTC0
  25 mkdir dir
  26
  27 # Test files with time stamps that are near common sources of error,
  28 # typically near powers of 2 (for seconds) or near 0, 1970, or 9999 (years).
  29 # Use GNU-style @ notation for very large time stamps, since they
  30 # typically don't render into years correctly due to int overflow.
  31 for s in \
  32   @-9223372036854775809 @-9223372036854775808 @-9223372036854775807 \
  33   0000-01-01T00:00:00 0000-01-01T00:00:01 \
  34   0000-01-02T00:00:00 \
  35   1697-10-17T11:03:27 1697-10-17T11:03:28 1697-10-17T11:03:29 \
  36   1833-11-24T17:31:43 1833-11-24T17:31:44 1833-11-24T17:31:45 \
  37   1901-12-13T20:45:51 1901-12-13T20:45:52 1901-12-13T20:45:53 \
  38   1901-12-14T20:45:51 \
  39   1969-12-31T23:59:58 1969-12-31T23:59:59 \
  40   1970-01-01T00:00:00 1970-01-01T00:00:01 \
  41   2038-01-18T03:14:07 \
  42   2038-01-19T03:14:07 2038-01-19T03:14:08 \
  43   2106-02-07T06:28:15 2106-02-07T06:28:16 \
  44   2242-03-16T12:56:31 2242-03-16T12:56:32 \
  45   9999-12-31T23:59:58 9999-12-31T23:59:59 \
  46   @9223372036854775807 @9223372036854775808
  47 do
  48   # Skip a time stamp $s if it's out of range for this platform,
  49   # of if it uses a notation that this platform does not recognize.
  50   touch -d $s dir/f$s >/dev/null 2>&1 || continue
  51
  52   # Likewise for $s.1.  If $s is the most negative time stamp and
  53   # time stamps are signed, then $s.1 is out of range.
  54   touch -d $s.1 dir/f$s.$ns >/dev/null 2>&1 || continue
  55
  56   for frac in   01 001 00001 000001 0000001 00000001 000000001 0000000001 \
  57               9 99 999 99999 999999 9999999 99999999 999999999 9999999999
  58   do
  59     touch -d $s.$frac dir/f$s.$frac
  60   done
  61 done
  62
  63 tar -c -f archive.tar dir
  64 tar -d -f archive.tar dir
  65 ],
  66 [0],
  67 [], [], [], [],
  68 [pax])
  69
  70 AT_CLEANUP