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e229090553
zstandard is a new compression library/tool which is very fast at compression/decompression For now import as a private library
69 lines
2.1 KiB
Bash
Executable File
69 lines
2.1 KiB
Bash
Executable File
#!/bin/sh
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# Ensure that gzip -cdf handles mixed compressed/not-compressed data
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# Before gzip-1.5, it would produce invalid output.
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# Copyright (C) 2010-2016 Free Software Foundation, Inc.
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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 of the License, or
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# (at your option) any later version.
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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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# 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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# limit so don't run it by default.
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. "${srcdir=.}/init.sh"; path_prepend_ .
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printf 'xxx\nyyy\n' > exp2 || framework_failure_
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printf 'aaa\nbbb\nccc\n' > exp3 || framework_failure_
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fail=0
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(echo xxx; echo yyy) > in || fail=1
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gzip -cdf < in > out || fail=1
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compare exp2 out || fail=1
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# Uncompressed input, followed by compressed data.
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# Currently fails, so skip it.
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# (echo xxx; echo yyy|gzip) > in || fail=1
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# gzip -cdf < in > out || fail=1
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# compare exp2 out || fail=1
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# Compressed input, followed by regular (not-compressed) data.
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(echo xxx|gzip; echo yyy) > in || fail=1
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gzip -cdf < in > out || fail=1
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compare exp2 out || fail=1
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(echo xxx|gzip; echo yyy|gzip) > in || fail=1
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gzip -cdf < in > out || fail=1
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compare exp2 out || fail=1
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in_str=0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ_-+=%
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for i in 0 1 2 3 4 5 6 7 8 9 a; do in_str="$in_str$in_str" ;done
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# Start with some small sizes. $(seq 64)
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sizes=$(i=0; while :; do echo $i; test $i = 64 && break; i=$(expr $i + 1); done)
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# gzip's internal buffer size is 32KiB + 64 bytes:
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sizes="$sizes 32831 32832 32833"
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# 128KiB, +/- 1
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sizes="$sizes 131071 131072 131073"
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# Ensure that "gzip -cdf" acts like cat, for a range of small input files.
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i=0
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for i in $sizes; do
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echo $i
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printf %$i.${i}s $in_str > in
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gzip -cdf < in > out
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compare in out || fail=1
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done
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Exit $fail
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