tests/cksum/md5sum.pl

   1 #!/usr/bin/perl
   2 # Basic tests for "md5sum".
   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 use strict;
  20
  21 my $prog = 'md5sum';
  22
  23 # Turn off localization of executable's output.
  24 @ENV{qw(LANGUAGE LANG LC_ALL)} = ('C') x 3;
  25
  26 my $degenerate = "d41d8cd98f00b204e9800998ecf8427e";
  27
  28 my $try_help = "Try 'md5sum --help' for more information.\n";
  29
  30 my @Tests =
  31     (
  32      ['1', {IN=> {f=> ''}},     {OUT=>"$degenerate  f\n"}],
  33      ['2', {IN=> {f=> 'a'}},    {OUT=>"0cc175b9c0f1b6a831c399e269772661  f\n"}],
  34      ['3', {IN=> {f=> 'abc'}},  {OUT=>"900150983cd24fb0d6963f7d28e17f72  f\n"}],
  35      ['4', {IN=> {f=> 'message digest'}},
  36                                 {OUT=>"f96b697d7cb7938d525a2f31aaf161d0  f\n"}],
  37      ['5', {IN=> {f=> 'abcdefghijklmnopqrstuvwxyz'}},
  38                                 {OUT=>"c3fcd3d76192e4007dfb496cca67e13b  f\n"}],
  39      ['6', {IN=> {f=> join ('', 'A'..'Z', 'a'..'z', '0'..'9')}},
  40                                 {OUT=>"d174ab98d277d9f5a5611c2c9f419d9f  f\n"}],
  41      ['7', {IN=> {f=> '1234567890' x 8}},
  42                                 {OUT=>"57edf4a22be3c955ac49da2e2107b67a  f\n"}],
  43      ['backslash-1', {IN=> {".\nfoo"=> ''}},
  44                                 {OUT=>"\\$degenerate  .\\nfoo\n"}],
  45      ['backslash-2', {IN=> {".\\foo"=> ''}},
  46                                 {OUT=>"\\$degenerate  .\\\\foo\n"}],
  47      ['backslash-3', {IN=> {".\rfoo"=> ''}},
  48                                 {OUT=>"\\$degenerate  .\\rfoo\n"}],
  49      ['check-1', '--check', {AUX=> {f=> ''}},
  50                                 {IN=> {'f.md5' => "$degenerate  f\n"}},
  51                                 {OUT=>"f: OK\n"}],
  52      ['check-windows', '--check', {AUX=> {f=> ''}},
  53                                 {IN=> {'f.md5' => "$degenerate  f\r\n"}},
  54                                 {OUT=>"f: OK\n"}],
  55
  56      # Same as above, but with an added empty line, to test --strict.
  57      ['ck-strict-1', '--check --strict', {AUX=> {f=> ''}},
  58                                 {IN=> {'f.md5' => "$degenerate  f\n\n"}},
  59                                 {OUT=>"f: OK\n"}],
  60
  61      # As above, but with the invalid line first, to ensure that following
  62      # lines are processed in spite of the preceding invalid input line.
  63      ['ck-strict-2', '--check --strict', {AUX=> {f=> ''}},
  64                                 {IN=> {'in.md5' => "ERR\n$degenerate  f\n"}},
  65                                 {OUT=>"f: OK\n"},
  66                                 {ERR=>"md5sum: "
  67                                  . "WARNING: 1 line is improperly formatted\n"},
  68                                 {EXIT=> 1}],
  69      ['check-2', '--check', '--status', {IN=>{'f.md5' => "$degenerate  f\n"}},
  70                                 {AUX=> {f=> 'foo'}}, {EXIT=> 1}],
  71      ['check-quiet1', '--check', '--quiet', {AUX=> {f=> ''}},
  72                                 {IN=> {'f.md5' => "$degenerate  f\n"}},
  73                                 {OUT=>""}],
  74      ['check-quiet2', '--check', '--quiet',
  75                                 {IN=>{'f.md5' => "$degenerate  f\n"}},
  76                                 {AUX=> {f=> 'foo'}}, {OUT=>"f: FAILED\n"},
  77                                 {ERR=>"md5sum: WARNING: 1 computed"
  78                                        . " checksum did NOT match\n"},
  79                                 {EXIT=> 1}],
  80      # Exercise new-after-8.6, easier-to-translate diagnostics.
  81      ['check-multifail', '--check',
  82                                 {IN=>{'f.md5' =>
  83                                       "$degenerate  f\n"
  84                                       . "$degenerate  f\n"
  85                                       . "invalid\n" }},
  86                                 {AUX=> {f=> 'foo'}},
  87                                 {OUT=>"f: FAILED\nf: FAILED\n"},
  88                 {ERR=>"md5sum: WARNING: 1 line is improperly formatted\n"
  89                     . "md5sum: WARNING: 2 computed checksums did NOT match\n"},
  90                                 {EXIT=> 1}],
  91      # Similar to the above, but use --warn to evoke one more diagnostic.
  92      ['check-multifail-warn', '--check', '--warn',
  93                                 {IN=>{'f.md5' =>
  94                                       "$degenerate  f\n"
  95                                       . "$degenerate  f\n"
  96                                       . "invalid\n" }},
  97                                 {AUX=> {f=> 'foo'}},
  98                                 {OUT=>"f: FAILED\nf: FAILED\n"},
  99               {ERR=>"md5sum: f.md5: 3: "
 100                               . "improperly formatted MD5 checksum line\n"
 101                   . "md5sum: WARNING: 1 line is improperly formatted\n"
 102                   . "md5sum: WARNING: 2 computed checksums did NOT match\n"},
 103                                 {EXIT=> 1}],
 104      # Ensure we use appropriate state to track failures (broken in 9.2)
 105      ['check-multifail-state', '--check', '--warn',
 106                                 {IN=>{'f.md5' =>
 107                                       "$degenerate  f\n"
 108                                       . "$degenerate  g\n"
 109                                       . "$degenerate  f\n" }},
 110                                 {AUX=> {f=> ''}}, {AUX=> {g=> 'a'}},
 111                                 {OUT=>"f: OK\ng: FAILED\nf: OK\n"},
 112               {ERR=>"md5sum: WARNING: 1 computed checksum did NOT match\n"},
 113                                 {EXIT=> 1}],
 114      # The sha1sum and md5sum drivers share a lot of code.
 115      # Ensure that md5sum does *not* share the part that makes
 116      # sha1sum accept BSD format.
 117      ['check-bsd', '--check', {IN=> {'f.sha1' => "SHA1 (f) = $degenerate\n"}},
 118                                 {AUX=> {f=> ''}},
 119                                 {ERR=>"md5sum: f.sha1: no properly formatted "
 120                                        . "checksum lines found\n"},
 121                                 {EXIT=> 1}],
 122      ['check-bsd2', '--check', {IN=> {'f.md5' => "MD5 (f) = $degenerate\n"}},
 123                                 {AUX=> {f=> ''}}, {OUT=>"f: OK\n"}],
 124      ['check-bsd3', '--check', '--status',
 125                                 {IN=> {'f.md5' => "MD5 (f) = $degenerate\n"}},
 126                                 {AUX=> {f=> 'bar'}}, {EXIT=> 1}],
 127      ['check-openssl', '--check', {IN=> {'f.sha1' => "SHA1(f)= $degenerate\n"}},
 128                                 {AUX=> {f=> ''}},
 129                                 {ERR=>"md5sum: f.sha1: no properly formatted "
 130                                        . "checksum lines found\n"},
 131                                 {EXIT=> 1}],
 132      ['check-openssl2', '--check', {IN=> {'f.md5' => "MD5(f)= $degenerate\n"}},
 133                                 {AUX=> {f=> ''}}, {OUT=>"f: OK\n"}],
 134      ['check-openssl3', '--check', '--status',
 135                                 {IN=> {'f.md5' => "MD5(f)= $degenerate\n"}},
 136                                 {AUX=> {f=> 'bar'}}, {EXIT=> 1}],
 137      ['check-ignore-missing-1', '--check', '--ignore-missing',
 138                                 {AUX=> {f=> ''}},
 139                                 {IN=> {'f.md5' => "$degenerate  f\n".
 140                                                   "$degenerate  f.missing\n"}},
 141                                 {OUT=>"f: OK\n"}],
 142      ['check-ignore-missing-2', '--check', '--ignore-missing',
 143                                 {AUX=> {f=> ''}},
 144                                 {IN=> {'f.md5' => "$degenerate  f\n".
 145                                                   "$degenerate  f.missing\n"}},
 146                                 {OUT=>"f: OK\n"}],
 147      ['check-ignore-missing-3', '--check', '--quiet', '--ignore-missing',
 148                                 {AUX=> {f=> ''}},
 149                                 {IN=> {'f.md5' => "$degenerate  missing/f\n".
 150                                                   "$degenerate  f\n"}},
 151                                 {OUT=>""}],
 152      ['check-ignore-missing-4', '--ignore-missing',
 153                                 {IN=> {f=> ''}},
 154                                 {ERR=>"md5sum: the --ignore-missing option is ".
 155                                    "meaningful only when verifying checksums\n".
 156                                    $try_help},
 157                                 {EXIT=> 1}],
 158      ['check-ignore-missing-5', '--check', '--ignore-missing',
 159                                 {AUX=> {f=> ''}},
 160                                 {IN=> {'f.md5' => "$degenerate  missing\n"}},
 161                                 {ERR=>
 162                                     "md5sum: f.md5: no file was verified\n"},
 163                                 {EXIT=> 1}],
 164      # coreutils-8.25 with --ignore-missing treated checksums starting with 00
 165      # as if the file was not present
 166      ['check-ignore-missing-6', '--check', '--ignore-missing',
 167                                 {AUX=> {f=> '9t'}},
 168                                 {IN=> {'f.md5' =>
 169                                     "006999e6df389641adf1fa3a74801d9d  f\n"}},
 170                                 {OUT=>"f: OK\n"}],
 171      ['bsd-segv', '--check', {IN=> {'z' => "MD5 ("}}, {EXIT=> 1},
 172       {ERR=> "$prog: z: no properly formatted checksum lines found\n"}],
 173
 174      # Ensure that when there's a NUL byte among the checksum hex digits
 175      # we detect the invalid formatting and don't even open the file.
 176      # Up to coreutils-6.10, this would report:
 177      #   h: FAILED
 178      #   md5sum: WARNING: 1 of 1 computed checksum did NOT match
 179      ['nul-in-cksum', '--check', {IN=> {'h'=>("\0"x32)."  h\n"}}, {EXIT=> 1},
 180       {ERR=> "$prog: h: no properly formatted checksum lines found\n"}],
 181     );
 182
 183 # Insert the '--text' argument for each test.
 184 my $t;
 185 foreach $t (@Tests)
 186   {
 187     splice @$t, 1, 0, '--text' unless @$t[1] =~ /--check/;
 188   }
 189
 190 my $save_temps = $ENV{DEBUG};
 191 my $verbose = $ENV{VERBOSE};
 192
 193 my $fail = run_tests ($prog, $prog, \@Tests, $save_temps, $verbose);
 194 exit $fail;