#!/bin/sh
# Verify that id -G prints the right group when run set-GID.

# Copyright (C) 2012-2014 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_ id
require_root_

g=$(id -u $NON_ROOT_USERNAME) || framework_failure_

# Construct a different group number.
gp1=$(expr $g + 1)

echo $gp1 > exp || framework_failure_

chroot --user=$NON_ROOT_USERNAME:$gp1 --groups='' / env PATH="$PATH" \
  id -G > out || fail=1
compare exp out || fail=1
# With coreutils-8.16 and earlier, id -G would print both: $gp1 $g

Exit $fail