#!/bin/sh # test splitting into 3 chunks # Copyright (C) 2010-2023 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/>. . "${srcdir=.}/tests/init.sh"; path_prepend_ ./src print_ver_ split # N can be greater than the file size # in which case no data is extracted, or empty files are written split -n 10 /dev/null || fail=1 test "$(stat -c %s x* | uniq -c | sed 's/^ *//; s/ /x/')" = "10x0" || fail=1 rm -f x?? printf 'abc' > abc || framework_failure_ printf 'a' > exp-a || framework_failure_ printf 'b' > exp-b || framework_failure_ printf 'c' > exp-c || framework_failure_ printf 'ab' > exp-ab || framework_failure_ split -n 4 abc || fail=1 compare exp-a xaa || fail=1 compare exp-b xab || fail=1 compare exp-c xac || fail=1 compare /dev/null xad || fail=1 test ! -f xae || fail=1 rm -f x?? split -n 2 abc || fail=1 compare exp-ab xaa || fail=1 compare exp-c xab || fail=1 test ! -f xac || fail=1 rm -f x?? # When extracting K of N where N > file size # no data is extracted, and no files are written split -n 2/3 /dev/null || fail=1 returns_ 1 stat x?? 2>/dev/null || fail=1 # Ensure --elide-empty-files is honored split -e -n 10 /dev/null || fail=1 returns_ 1 stat x?? 2>/dev/null || fail=1 printf '1\n2\n3\n4\n5\n' > input || framework_failure_ printf '1\n2\n' > exp-1 || framework_failure_ printf '3\n4' > exp-2 || framework_failure_ printf '\n5\n' > exp-3 || framework_failure_ for file in input /proc/version /sys/kernel/profiling; do test -f $file || continue for blksize in 1 2 4096; do if ! test "$file" = 'input'; then # For /proc like files we must be able to read all # into the internal buffer to be able to determine size. test "$blksize" = 4096 || continue fi split -n 3 ---io-blksize=$blksize $file > out || fail=1 split -n 1/3 ---io-blksize=$blksize $file > b1 || fail=1 split -n 2/3 ---io-blksize=$blksize $file > b2 || fail=1 split -n 3/3 ---io-blksize=$blksize $file > b3 || fail=1 case $file in input) compare exp-1 xaa || fail=1 compare exp-2 xab || fail=1 compare exp-3 xac || fail=1 ;; esac compare xaa b1 || fail=1 compare xab b2 || fail=1 compare xac b3 || fail=1 cat xaa xab xac | compare - $file || fail=1 test -f xad && fail=1 done done Exit $fail