14f00a2c7a
* tests/sparse06.at: Skip the test if genfile is unable to create sparse files. * tests/sptrcreat.at: Likewise. * tests/sptrdiff00.at: Likewise. * tests/sptrdiff01.at: Likewise.
53 lines
1.6 KiB
Plaintext
53 lines
1.6 KiB
Plaintext
# Process this file with autom4te to create testsuite. -*- Autotest -*-
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#
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# Test suite for GNU tar.
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# Copyright 2018-2019 Free Software Foundation, Inc.
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#
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# This file is part of GNU tar.
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#
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# GNU tar 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 of the License, or
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# (at your option) any later version.
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#
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# GNU tar 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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# While fixing CVE-2018-20482 (see sptrcreat.at) it has been discovered
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# that similar bug exists in file checking code (tar d).
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# This test case checks if tar correctly handles a short read condition
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# appearing in check_data_region.
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AT_SETUP([file truncated in data region while comparing])
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AT_KEYWORDS([truncate filechange sparse sptr sptrdiff diff])
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# This triggers short read in check_data_region.
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AT_TAR_CHECK([
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genfile --sparse --block-size=1024 --file foo \
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0 ABCDEFGHIJ 1M ABCDEFGHIJ 10M ABCDEFGHIJ 200M ABCDEFGHIJ || AT_SKIP_TEST
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genfile --file baz
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echo creating
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tar --sparse -vcf bar foo baz
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echo comparing
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genfile --run --checkpoint 5 --length 221278210 --truncate foo -- \
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tar --sparse -vdf bar
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],
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[1],
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[creating
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foo
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baz
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comparing
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foo
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foo: Size differs
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baz
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],
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[],
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[],[],[posix, gnu, oldgnu])
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AT_CLEANUP
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