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#!/usr/bin/perl
# Test "rm" and unreadable directories.
# Copyright (C) 1998-2020 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/>.
use strict;
(my $program_name = $0) =~ s|.*/||;
# Turn off localization of executable's output.
@ENV{qw(LANGUAGE LANG LC_ALL)} = ('C') x 3;
my $d = "dir-$$";
my $mkdir = {PRE => sub {mkdir $d,0100 or die "$d: $!\n"}};
my $prog = 'rm';
my $uid = $<;
my @Tests =
(
# test-name options input expected-output
#
# Removing an empty, unwritable directory succeeds.
['unreadable-1', '-rf', $d, {EXIT => 0}, $mkdir],
['unreadable-2', '-rf', $d,
{EXIT => $uid == 0 ? 0 : 1},
{ERR => $uid == 0 ? ''
: "$prog: cannot remove '$d': Permission denied\n"},
{PRE => sub { (mkdir $d,0700 and mkdir "$d/x",0700 and chmod 0100,$d)
or die "$d: $!\n"}} ],
);
my $save_temps = $ENV{SAVE_TEMPS};
my $verbose = $ENV{VERBOSE};
my $fail = run_tests ($program_name, $prog, \@Tests, $save_temps, $verbose);
exit $fail;
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