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coreutils/tests/dd/bytes.sh
Stefano Lattarini 9eb4c31eb7 tests: add .sh and .pl suffixes to shell and perl tests, respectively
Not only this shrinks the size of the generated Makefile (from > 6300
lines to ~3000), but will allow further simplifications in future
changes.

* tests/Makefile.am (TEST_EXTENSIONS): Add '.sh' and '.pl'.
(PL_LOG_COMPILER, SH_LOG_COMPILER): New, still defined simply to
$(LOG_COMPILER) for the time being.
(TESTS, root_tests): Adjust as described.
* All tests: Rename as described.
2012-08-30 18:55:59 +02:00

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#!/bin/sh
# Copyright (C) 2012 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 <http://www.gnu.org/licenses/>.
. "${srcdir=.}/init.sh"; path_prepend_ ../src
print_ver_ dd
# count_bytes
echo 0123456789abcdefghijklm > in || framework_failure_
dd count=14 conv=swab iflag=count_bytes < in > out 2> /dev/null || fail=1
case $(cat out) in
1032547698badc) ;;
*) fail=1 ;;
esac
# skip_bytes
echo 0123456789abcdefghijklm > in || framework_failure_
dd skip=10 iflag=skip_bytes < in > out 2> /dev/null || fail=1
case $(cat out) in
abcdefghijklm) ;;
*) fail=1 ;;
esac
# skip records and bytes from pipe
echo 0123456789abcdefghijklm |
dd skip=10 bs=2 iflag=skip_bytes > out 2> /dev/null || fail=1
case $(cat out) in
abcdefghijklm) ;;
*) fail=1 ;;
esac
# seek bytes
echo abcdefghijklm |
dd bs=5 seek=8 oflag=seek_bytes > out 2> /dev/null || fail=1
printf '\0\0\0\0\0\0\0\0abcdefghijklm\n' > expected
compare expected out || fail=1
# Just truncation, no I/O
dd bs=5 seek=8 oflag=seek_bytes of=out2 count=0 2> /dev/null || fail=1
truncate -s8 expected2
compare expected2 out2 || fail=1
Exit $fail