diff options
Diffstat (limited to 'tests/tail-2/tail-c.sh')
-rwxr-xr-x | tests/tail-2/tail-c.sh | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/tests/tail-2/tail-c.sh b/tests/tail-2/tail-c.sh new file mode 100755 index 0000000..faed367 --- /dev/null +++ b/tests/tail-2/tail-c.sh @@ -0,0 +1,38 @@ +#!/bin/sh +# exercise tail -c + +# Copyright 2014-2018 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_ tail + +# Make sure it works on funny files in /proc and /sys. +for file in /proc/version /sys/kernel/profiling; do + if test -r $file; then + cp -f $file copy && + tail -c -1 copy > exp || framework_failure_ + + tail -c -1 $file > out || fail=1 + compare exp out || fail=1 + fi +done + +# Make sure it works for pipes +printf '123456' | tail -c3 > out || fail=1 +printf '456' > exp || framework_failure_ +compare exp out || fail=1 + +Exit $fail |