tests/rm/empty-name.pl

   1 #!/usr/bin/perl
   2 # Make sure that rm -r '' fails.
   3
   4 # Copyright (C) 1998-2024 Free Software Foundation, Inc.
   5
   6 # This program is free software: you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation, either version 3 of the License, or
   9 # (at your option) any later version.
  10
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program.  If not, see <https://www.gnu.org/licenses/>.
  18
  19 # On SunOS 4.1.3, running rm -r '' in a nonempty directory may
  20 # actually remove files with names of entries in the current directory
  21 # but relative to '/' rather than relative to the current directory.
  22
  23 use strict;
  24
  25 (my $program_name = $0) =~ s|.*/||;
  26
  27 # Turn off localization of executable's output.
  28 @ENV{qw(LANGUAGE LANG LC_ALL)} = ('C') x 3;
  29
  30 my $prog = 'rm';
  31
  32 # FIXME: copied from misc/ls-misc; factor into Coreutils.pm?
  33 sub mk_file(@)
  34 {
  35   foreach my $f (@_)
  36     {
  37       open (F, '>', $f) && close F
  38         or die "creating $f: $!\n";
  39     }
  40 }
  41
  42 my @Tests =
  43     (
  44      # test-name options input expected-output
  45      #
  46      ['empty-name-1', "''", {EXIT => 1},
  47       {ERR => "$prog: cannot remove '': No such file or directory\n"}],
  48
  49      ['empty-name-2', "a '' b", {EXIT => 1},
  50       {ERR => "$prog: cannot remove '': No such file or directory\n"},
  51       {PRE => sub { mk_file qw(a b) }},
  52       {POST => sub {-f 'a' || -f 'b' and die "a or b remain\n" }},
  53      ],
  54     );
  55
  56 my $save_temps = $ENV{SAVE_TEMPS};
  57 my $verbose = $ENV{VERBOSE};
  58
  59 my $fail = run_tests ($program_name, $prog, \@Tests, $save_temps, $verbose);
  60 exit $fail;