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Diffstat (limited to 'tests/split/l-chunk.sh')
| -rwxr-xr-x | tests/split/l-chunk.sh | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/tests/split/l-chunk.sh b/tests/split/l-chunk.sh new file mode 100755 index 0000000..c4f72b7 --- /dev/null +++ b/tests/split/l-chunk.sh @@ -0,0 +1,142 @@ +#!/bin/sh +# test splitting into newline delineated chunks (-n l/...) + +# Copyright (C) 2010-2018 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/>. + +. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src +print_ver_ split + +# invalid number of chunks +echo "split: invalid number of chunks: '1o'" > exp +returns_ 1 split -n l/1o 2>err || fail=1 +compare exp err || fail=1 + +echo "split: -: cannot determine file size" > exp +: | returns_ 1 split -n l/1 2>err || fail=1 +compare exp err || fail=1 + +# N can be greater than the file size +# in which case no data is extracted, or empty files are written +split -n l/10 /dev/null || fail=1 +test "$(stat -c %s x* | uniq -c | sed 's/^ *//; s/ /x/')" = "10x0" || fail=1 +rm x?? + +# 'split' should reject any attempt to create an infinitely +# long output file. +returns_ 1 split -n l/2 /dev/zero || fail=1 +rm x?? + +# Repeat the above, but with 1/2, not l/2: +returns_ 1 split -n 1/2 /dev/zero || fail=1 +rm x?? + +# Ensure --elide-empty-files is honored +split -e -n l/10 /dev/null || fail=1 +returns_ 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" "$lines" | tr '~' '\n' > in || framework_failure_ + +echo "split: invalid chunk number: '16'" > exp +returns_ 1 split -n l/16/15 in 2>err.t || fail=1 +sed "s/': .*/'/" < err.t > err || framework_failure_ +compare exp err || fail=1 + +printf '%s' "\ +14 16 09 15 16 10 +14 08 08 10 14 08 08 10 +06 08 08 02 06 08 08 02 06 08 08 10 +06 08 02 06 08 00 08 02 06 08 02 06 08 00 10 +06 00 08 00 02 06 00 02 06 00 08 00 01 07 00 02 06 00 08 00 02 16 +" > exp || framework_failure_ + +sed 's/00 *//g' exp > exp.elide_empty || framework_failure_ + +DEBUGGING= +test "$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 + returns_ 1 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 exp out || fail=1 +> out +printf '' > exp +split -n l/14/15 in > out +compare exp out || fail=1 +> out +printf '1\n12345\n1\n' > exp +split -n l/15/15 in > out +compare exp out || 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 exp out || fail=1 + +Exit $fail |