69 lines
2.1 KiB
Bash
69 lines
2.1 KiB
Bash
#!/bin/sh
|
|
# Ensure that gzip -cdf handles mixed compressed/not-compressed data
|
|
# Before gzip-1.5, it would produce invalid output.
|
|
|
|
# Copyright (C) 2010-2016 Free Software Foundation, Inc.
|
|
|
|
# This program is free software: you can redistribute it and/or modify
|
|
# it under the terms of the GNU General Public License as published by
|
|
# the Free Software Foundation, either version 3 of the License, or
|
|
# (at your option) any later version.
|
|
|
|
# This program is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU General Public License for more details.
|
|
|
|
# You should have received a copy of the GNU General Public License
|
|
# along with this program. If not, see <https://www.gnu.org/licenses/>.
|
|
# limit so don't run it by default.
|
|
|
|
. "${srcdir=.}/init.sh"; path_prepend_ .
|
|
|
|
printf 'xxx\nyyy\n' > exp2 || framework_failure_
|
|
printf 'aaa\nbbb\nccc\n' > exp3 || framework_failure_
|
|
|
|
fail=0
|
|
|
|
(echo xxx; echo yyy) > in || fail=1
|
|
gzip -cdf < in > out || fail=1
|
|
compare exp2 out || fail=1
|
|
|
|
# Uncompressed input, followed by compressed data.
|
|
# Currently fails, so skip it.
|
|
# (echo xxx; echo yyy|gzip) > in || fail=1
|
|
# gzip -cdf < in > out || fail=1
|
|
# compare exp2 out || fail=1
|
|
|
|
# Compressed input, followed by regular (not-compressed) data.
|
|
(echo xxx|gzip; echo yyy) > in || fail=1
|
|
gzip -cdf < in > out || fail=1
|
|
compare exp2 out || fail=1
|
|
|
|
(echo xxx|gzip; echo yyy|gzip) > in || fail=1
|
|
gzip -cdf < in > out || fail=1
|
|
compare exp2 out || fail=1
|
|
|
|
in_str=0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ_-+=%
|
|
for i in 0 1 2 3 4 5 6 7 8 9 a; do in_str="$in_str$in_str" ;done
|
|
|
|
# Start with some small sizes. $(seq 64)
|
|
sizes=$(i=0; while :; do echo $i; test $i = 64 && break; i=$(expr $i + 1); done)
|
|
|
|
# gzip's internal buffer size is 32KiB + 64 bytes:
|
|
sizes="$sizes 32831 32832 32833"
|
|
|
|
# 128KiB, +/- 1
|
|
sizes="$sizes 131071 131072 131073"
|
|
|
|
# Ensure that "gzip -cdf" acts like cat, for a range of small input files.
|
|
i=0
|
|
for i in $sizes; do
|
|
echo $i
|
|
printf %$i.${i}s $in_str > in
|
|
gzip -cdf < in > out
|
|
compare in out || fail=1
|
|
done
|
|
|
|
Exit $fail
|