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coreutils/tests/split/l-chunk
Pádraig Brady 37784220dd tests: split/l-chunk: avoid a portability issue
* tests/split/l-chunk: Don't use the `test "$var"`
idiom to test that var is set to something as
that's not supported by all shells.
The new style matches the usage is the rest of
the test in any case.
Reported by Bruno Haible on AIX 6.1 and 7.1
2011-09-01 15:43:25 +01:00

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#!/bin/sh
# test splitting into newline delineated chunks (-n l/...)
# Copyright (C) 2010-2011 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/>.
. "${srcdir=.}/init.sh"; path_prepend_ ../src
print_ver_ split
# invalid number of chunks
echo 'split: 1o: invalid number of chunks' > exp
split -n l/1o 2>err && fail=1
compare err exp || fail=1
echo "split: \`-': cannot determine file size" > exp
echo | split -n l/1 2>err && fail=1
compare err exp || fail=1
# N can be greater than the file size
# in which case no data is extracted, or empty files are written
split -n l/10 /dev/null || fail=1
test "$(stat -c %s x* | uniq -c | sed 's/^ *//; s/ /x/')" = "10x0" || fail=1
rm x??
# Ensure the correct number of files written
# even if there is more data than the reported file size
split -n l/2 /dev/zero
test "$(stat -c %s x* | wc -l)" = '2' || fail=1
rm x??
# Ensure --elide-empty-files is honored
split -e -n l/10 /dev/null || fail=1
stat x?? 2>/dev/null && fail=1
# 80 bytes. ~ transformed to \n below
lines=\
12345~1~12345~1~12345~1~12345~1~12345~~~12345~1~12345~1~12345~1~12345~1~12345~1~
printf "%s" "$lines" | tr '~' '\n' > in || framework_failure_
echo 'split: 16: invalid chunk number' > exp
split -n l/16/15 in 2>err && fail=1
compare err exp || fail=1
printf '%s' "\
14 16 09 15 16 10
14 08 08 10 14 08 08 10
06 08 08 02 06 08 08 02 06 08 08 10
06 08 02 06 08 00 08 02 06 08 02 06 08 00 10
06 00 08 00 02 06 00 02 06 00 08 00 01 07 00 02 06 00 08 00 02 16
" > exp || framework_failure_
sed 's/00 *//g' exp > exp.elide_empty || framework_failure_
DEBUGGING=
test "$DEBUGGING" && test "$VERBOSE" && set +x
for ELIDE_EMPTY in '' '-e'; do
for IO_BLKSIZE in 1 2 5 10 80 100; do
: > out
test "$DEBUGGING" && printf "\n---io-blk-size=$IO_BLKSIZE $ELIDE_EMPTY\n"
for N in 6 8 12 15 22; do
rm -f x*
if test -z "$ELIDE_EMPTY"; then
split ---io-blksize=$IO_BLKSIZE -n l/2/$N in > chunk.k
stat x* 2>/dev/null && fail=1
fi
split ---io-blksize=$IO_BLKSIZE $ELIDE_EMPTY -n l/$N in
echo $(stat -c "%02s" x*) >> out
if test -z "$ELIDE_EMPTY"; then
compare chunk.k xab || fail=1
fi
if test "$DEBUGGING"; then
# Output partition pattern
size=$(printf "%s" "$lines" | wc -c)
chunk_size=$(($size/$N))
end_size=$(($chunk_size + ($size % $N)))
{
yes "$(printf %${chunk_size}s ])" | head -n$(($N-1))
printf %${end_size}s ]
} | tr -d '\n' | sed "s/\\(^.\\{1,$size\\}\\).*/\\1/"
echo
# Output pattern generated for comparison
for s in $(stat -c "%s" x*); do
#s=0 transitions are not shown
test "$m" = "_" && m=- || m=_
printf "%${s}s" '' | tr ' ' $m
done
echo
# Output lines for reference
echo "$lines"
fi
done
test -z "$ELIDE_EMPTY" && EXP=exp || EXP=exp.elide_empty
compare out $EXP || fail=1
done
done
test "$DEBUGGING" && test "$VERBOSE" && set -x
# Check extraction of particular chunks
: > out
printf '1\n12345\n' > exp
split -n l/13/15 in > out
compare out exp || fail=1
: > out
printf '' > exp
split -n l/14/15 in > out
compare out exp || fail=1
: > out
printf '1\n12345\n1\n' > exp
split -n l/15/15 in > out
compare out exp || fail=1
# test input with no \n at end
printf '12\n34\n5' > in
printf '5' > exp
split -n l/7/7 in > out
compare out exp || fail=1
Exit $fail