71 lines
2.4 KiB
Plaintext
71 lines
2.4 KiB
Plaintext
# Test time stamps for GNU tar. -*- Autotest -*-
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#
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# Copyright 2012-2022 Free Software Foundation, Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3, or (at your option)
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# any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# written by Paul Eggert
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AT_SETUP([time: tricky time stamps])
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AT_KEYWORDS([time time01])
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AT_TAR_CHECK([
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export TZ=UTC0
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mkdir dir
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# Test files with time stamps that are near common sources of error,
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# typically near powers of 2 (for seconds) or near 0, 1970, or 9999 (years).
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# Use GNU-style @ notation for very large time stamps, since they
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# typically don't render into years correctly due to int overflow.
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for s in \
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@-9223372036854775809 @-9223372036854775808 @-9223372036854775807 \
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0000-01-01T00:00:00 0000-01-01T00:00:01 \
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0000-01-02T00:00:00 \
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1697-10-17T11:03:27 1697-10-17T11:03:28 1697-10-17T11:03:29 \
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1833-11-24T17:31:43 1833-11-24T17:31:44 1833-11-24T17:31:45 \
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1901-12-13T20:45:51 1901-12-13T20:45:52 1901-12-13T20:45:53 \
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1901-12-14T20:45:51 \
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1969-12-31T23:59:58 1969-12-31T23:59:59 \
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1970-01-01T00:00:00 1970-01-01T00:00:01 \
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2038-01-18T03:14:07 \
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2038-01-19T03:14:07 2038-01-19T03:14:08 \
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2106-02-07T06:28:15 2106-02-07T06:28:16 \
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2242-03-16T12:56:31 2242-03-16T12:56:32 \
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9999-12-31T23:59:58 9999-12-31T23:59:59 \
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@9223372036854775807 @9223372036854775808
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do
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# Skip a time stamp $s if it's out of range for this platform,
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# of if it uses a notation that this platform does not recognize.
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touch -d $s dir/f$s >/dev/null 2>&1 || continue
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# Likewise for $s.1. If $s is the most negative time stamp and
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# time stamps are signed, then $s.1 is out of range.
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touch -d $s.1 dir/f$s.$ns >/dev/null 2>&1 || continue
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for frac in 01 001 00001 000001 0000001 00000001 000000001 0000000001 \
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9 99 999 99999 999999 9999999 99999999 999999999 9999999999
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do
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touch -d $s.$frac dir/f$s.$frac
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done
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done
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tar -c -f archive.tar dir
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tar -d -f archive.tar dir
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],
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[0],
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[], [], [], [],
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[pax])
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AT_CLEANUP
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