1#!/bin/sh
2# Ensure that "id" works with numeric user ids
3# Copyright (C) 2013-2023 Free Software Foundation, Inc.
4
5# This program is free software: you can redistribute it and/or modify
6# it under the terms of the GNU General Public License as published by
7# the Free Software Foundation, either version 3 of the License, or
8# (at your option) any later version.
9
10# This program is distributed in the hope that it will be useful,
11# but WITHOUT ANY WARRANTY; without even the implied warranty of
12# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13# GNU General Public License for more details.
14
15# You should have received a copy of the GNU General Public License
16# along with this program.  If not, see <https://www.gnu.org/licenses/>.
17
18. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
19print_ver_ id
20
21uid=$(id -u) || fail=1
22user=$(id -nu) || fail=1
23
24# Ensure the empty user spec is discarded
25returns_ 1 id '' || fail=1
26
27# Ensure we don't exit early, and process all users
28id $user > user_out || fail=1
29returns_ 1 id '' $user >multi_user_out || fail=1
30compare user_out multi_user_out || fail=1
31
32for mode in '' '-G' '-g'; do
33  id $mode $user > user_out || fail=1 # lookup name for comparison
34
35  id $mode $uid > uid_out || fail=1   # lookup name "$uid" before id "$uid"
36  compare user_out uid_out || fail=1
37
38  id $mode +$uid > uid_out || fail=1  # lookup only id "$uid"
39  compare user_out uid_out || fail=1
40done
41
42Exit $fail
43