#!/bin/sh # test for basic tee functionality. # Copyright (C) 2005-2015 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/>. . "${srcdir=.}/tests/init.sh"; path_prepend_ ./src print_ver_ tee echo line >sample || framework_failure_ nums=$(seq 9) || framework_failure_ for n in 0 $nums; do files=$(seq $n) rm -f $files tee $files <sample >out || fail=1 for f in out $files; do compare sample $f || fail=1 done done # Ensure tee exits early if no more writable outputs if test -w /dev/full && test -c /dev/full; then yes | returns_ 1 timeout 10 tee /dev/full 2>err >/dev/full || fail=1 # Ensure an error for each of the 2 outputs # (and no redundant errors for stdout). test $(wc -l < err) = 2 || { cat err; fail=1; } # Ensure we continue with outputs that are OK seq 10000 > multi_read || framework_failure_ returns_ 1 tee /dev/full out2 2>err >out1 <multi_read || fail=1 cmp multi_read out1 || fail=1 cmp multi_read out2 || fail=1 # Ensure an error for failing output test $(wc -l < err) = 1 || { cat err; fail=1; } returns_ 1 tee out1 out2 2>err >/dev/full <multi_read || fail=1 cmp multi_read out1 || fail=1 cmp multi_read out2 || fail=1 # Ensure an error for failing output test $(wc -l < err) = 1 || { cat err; fail=1; } fi Exit $fail