tests/date/date.pl

   1 #!/usr/bin/perl
   2 # Test "date".
   3
   4 # Copyright (C) 2005-2024 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 $ME = $0) =~ s|.*/||;
  22
  23 # Turn off localization of executable's output.
  24 @ENV{qw(LANGUAGE LANG LC_ALL)} = ('C') x 3;
  25
  26 # Export TZ=UTC0 so that zone-dependent strings match.
  27 $ENV{TZ} = 'UTC0';
  28
  29 my $t0 = '08:17:48';
  30 my $d0 = '1997-01-19';
  31 my $d1 = "$d0 $t0 +0";
  32 my $dT = "${d0}T$t0+0"; # ISO 8601 with "T" separator
  33
  34 my $ts = '08:17:49'; # next second
  35 my $tm = '08:18:48'; # next minute
  36 my $th = '09:17:48'; # next hour
  37
  38 my $dd = '1997-01-20'; # next day
  39 my $dw = '1997-01-26'; # next week
  40 my $dm = '1997-02-19'; # next month
  41 my $dy = '1998-01-19'; # next month
  42
  43 my $fmt = "'+%Y-%m-%d %T'";
  44
  45 my @Tests =
  46     (
  47      # test-name, [option, option, ...] {OUT=>"expected-output"}
  48      #
  49      ['1', "-d '$d1' +'%% %a %A %b %B'", {OUT=>"% Sun Sunday Jan January"}],
  50
  51      # [Actually, skip it on *all* systems. -- this Perl code is run at
  52      # distribution-build-time, not at configure/test time.  ]
  53
  54      # Skip the test of %c on SunOS4 systems.  Such systems would fail this
  55      # test because their underlying strftime doesn't handle the %c format
  56      # properly.  GNU strftime must rely on the underlying host library
  57      # function to get locale-dependent behavior, as strftime is the only
  58      # portable interface to that behavior.
  59      # ['2', "-d '$d1' +'%c'", {OUT=>"Sun Jan 19 $t0 1997"}],
  60
  61      ['3', "-d '$d1' +'%d_%D_%e_%h_%H'", {OUT=>"19_01/19/97_19_Jan_08"}],
  62      ['3T',"-d '$dT' +'%d_%D_%e_%h_%H'", {OUT=>"19_01/19/97_19_Jan_08"}],
  63
  64      ['4', "-d '$d1' +'%I_%j_%k_%l_%m'", {OUT=>"08_019_ 8_ 8_01"}],
  65      ['5', "-d '$d1' +'%M_%n_%p_%r'", {OUT=>"17_\n_AM_$t0 AM"}],
  66      ['6', "-d '$d1' +'%s_%S_%t_%T'", {OUT=>"853661868_48_\t_$t0"}],
  67      ['7', "-d '$d1' +'%U_%V_%w_%W'", {OUT=>"03_03_0_02"}],
  68      ['8', "-d '$d1' +'%x_%X_%y_%Y'", {OUT=>"01/19/97_${t0}_97_1997"}],
  69      ['9', "-d '$d1' +'%z'", {OUT=>"+0000"}],
  70
  71      ['leap-1', "--date '02/29/1996 1 year' +%Y-%m-%d", {OUT=>"1997-03-01"}],
  72
  73      ['U95-1', "--date '1995-1-1' +%U", {OUT=>"01"}],
  74      ['U95-2', "--date '1995-1-7' +%U", {OUT=>"01"}],
  75      ['U95-3', "--date '1995-1-8' +%U", {OUT=>"02"}],
  76
  77      ['U92-1', "--date '1992-1-1' +%U", {OUT=>"00"}],
  78      ['U92-2', "--date '1992-1-4' +%U", {OUT=>"00"}],
  79      ['U92-3', "--date '1992-1-5' +%U", {OUT=>"01"}],
  80
  81      ['V92-1', "--date '1992-1-1' +%V", {OUT=>"01"}],
  82      ['V92-2', "--date '1992-1-5' +%V", {OUT=>"01"}],
  83      ['V92-3', "--date '1992-1-6' +%V", {OUT=>"02"}],
  84
  85      ['W92-1', "--date '1992-1-1' +%W", {OUT=>"00"}],
  86      ['W92-2', "--date '1992-1-5' +%W", {OUT=>"00"}],
  87      ['W92-3', "--date '1992-1-6' +%W", {OUT=>"01"}],
  88
  89      ['q-1', "--date '2016-1-1' +%q", {OUT=>"1"}],
  90      ['q-2', "--date '2016-4-1' +%q", {OUT=>"2"}],
  91      ['q-3', "--date '2016-7-1' +%q", {OUT=>"3"}],
  92      ['q-4', "--date '2016-10-1' +%q", {OUT=>"4"}],
  93
  94      ['millen-1', "--date '1998-1-1 3 years' +%Y", {OUT=>"2001"}],
  95
  96      ['rel-0', "-d '$d1 now' '+%Y-%m-%d %T'", {OUT=>"$d0 $t0"}],
  97
  98      ['rel-1a', "-d '$d1 yesterday' $fmt", {OUT=>"1997-01-18 $t0"}],
  99      ['rel-1b', "-d '$d1 tomorrow' $fmt", {OUT=>"1997-01-20 $t0"}],
 100
 101      ['rel-2a', "-d '$d1 6 years ago' $fmt", {OUT=>"1991-01-19 $t0"}],
 102      ['rel-2b', "-d '$d1 7 months ago' $fmt", {OUT=>"1996-06-19 $t0"}],
 103      ['rel-2c', "-d '$d1 8 weeks ago' $fmt", {OUT=>"1996-11-24 $t0"}],
 104      ['rel-2d', "-d '$d1 1 day ago' $fmt", {OUT=>"1997-01-18 $t0"}],
 105      ['rel-2e', "-d '$d1 2 hours ago' $fmt", {OUT=>"$d0 06:17:48"}],
 106      ['rel-2f', "-d '$d1 3 minutes ago' $fmt", {OUT=>"$d0 08:14:48"}],
 107      ['rel-2g', "-d '$d1 4 seconds ago' $fmt", {OUT=>"$d0 08:17:44"}],
 108
 109      ['rel-3a', "-d '$d1 4 seconds ago' $fmt", {OUT=>"$d0 08:17:44"}],
 110
 111      # This has always worked, ...
 112      ['rel-1day',  "-d '20050101  1 day'  +%F", {OUT=>"2005-01-02"}],
 113      # ...but up to coreutils-6.9, this was rejected due to the "+".
 114      ['rel-plus1', "-d '20050101 +1 day'  +%F", {OUT=>"2005-01-02"}],
 115
 116      ['next-s', "-d '$d1 next second' '+%Y-%m-%d %T'", {OUT=>"$d0 $ts"}],
 117      ['next-m', "-d '$d1 next minute' '+%Y-%m-%d %T'", {OUT=>"$d0 $tm"}],
 118      ['next-h', "-d '$d1 next hour'   '+%Y-%m-%d %T'", {OUT=>"$d0 $th"}],
 119      ['next-d', "-d '$d1 next day'    '+%Y-%m-%d %T'", {OUT=>"$dd $t0"}],
 120      ['next-w', "-d '$d1 next week'   '+%Y-%m-%d %T'", {OUT=>"$dw $t0"}],
 121      ['next-mo', "-d '$d1 next month' '+%Y-%m-%d %T'", {OUT=>"$dm $t0"}],
 122      ['next-y', "-d '$d1 next year'   '+%Y-%m-%d %T'", {OUT=>"$dy $t0"}],
 123
 124      ['utc-0', "-u -d '08/01/97 6:00' '+%D,%H:%M'", {OUT=>"08/01/97,06:00"},
 125                {ENV => 'TZ=UTC+4'}],
 126
 127      ['utc-0a', "-u -d '08/01/97 6:00 UTC +4 hours' '+%D,%H:%M'",
 128       {OUT=>"08/01/97,10:00"}],
 129      # Make sure --file=FILE works with -u.
 130      ['utc-1', "-u --file=f '+%Y-%m-%d %T'",
 131       {AUX=>{f=>"$d0 $t0\n$d0 $t0"}},
 132       {OUT=>"$d0 $t0\n$d0 $t0"},
 133       {ENV => 'TZ=UTC+1'}],
 134
 135      ['utc-1a', "-u --file=f '+%Y-%m-%d %T'",
 136       {AUX=>{f=>"$d0 $t0 UTC +1 hour\n$d0 $t0 UTC +1 hour"}},
 137       {OUT=>"$d0 $th\n$d0 $th"}],
 138
 139      # From the examples in the documentation.
 140      ['date2sec-0', "-d '1970-01-01 00:00:01' +%s", {OUT=>"7201"},
 141       {ENV => 'TZ=UTC+2'}],
 142
 143      # Same as above, but don't rely on TZ in environment.
 144      ['date2sec-0a', "-d '1970-01-01 00:00:01 UTC +2 hours' +%s",
 145       {OUT=>"7201"}],
 146
 147      ['date2sec-1', "-d 2000-01-01 +%s", {OUT=>"946684800"}],
 148      ['sec2date-0', "-d '1970-01-01 UTC 946684800 sec' +'%Y-%m-%d %T %z'",
 149       {OUT=>"2000-01-01 00:00:00 +0000"}],
 150
 151      ['this-m', "-d '$d0 $t0 this minute' $fmt", {OUT=>"$d0 $t0"}],
 152      ['this-h', "-d '$d0 $t0 this hour' $fmt", {OUT=>"$d0 $t0"}],
 153      ['this-w', "-d '$d0 $t0 this week' $fmt", {OUT=>"$d0 $t0"}],
 154      ['this-mo', "-d '$d0 $t0 this month' $fmt", {OUT=>"$d0 $t0"}],
 155      ['this-y', "-d '$d0 $t0 this year' $fmt", {OUT=>"$d0 $t0"}],
 156
 157      ['risks-1', "-d 'Nov 10 1996' $fmt", {OUT=>"1996-11-10 00:00:00"}],
 158
 159      # This one would pass if TZ (with any, or even no, value) were in
 160      # the environment.
 161      ['regress-1', "-u -d '1996-11-10 0:00:00 +0' $fmt",
 162      {OUT=>"1996-11-10 00:00:00"},
 163      {ENV =>'LANG=C'}],
 164
 165
 166      ['datevtime-1', "-d 000909 $fmt", {OUT=>"2000-09-09 00:00:00"}],
 167
 168      # test for RFC-822 conformance
 169      ['rfc822-1', "-R -d '$d1'", {OUT=>"Sun, 19 Jan 1997 08:17:48 +0000"},
 170       # Solaris 5.9's /bin/sh emits this diagnostic to stderr
 171       # if you don't have support for the named locale.
 172       {ERR_SUBST => q!s/^couldn't set locale correctly\n//!},
 173       {ENV => 'LC_ALL=de_DE TZ=UTC0'}],
 174
 175      # Relative seconds, with time.  fixed in 2.0j
 176      ['relative-1', "--utc -d '1970-01-01 00:00:00 UTC +961062237 sec' $fmt",
 177       {OUT=>"2000-06-15 09:43:57"}],
 178
 179      # Relative seconds, no time.
 180      ['relative-2', "--utc -d '1970-01-01 UTC +961062237 sec' $fmt",
 181       {OUT=>"2000-06-15 09:43:57"},
 182       {ENV => 'TZ=UTC+1'}],
 183
 184      # Relative days, no time, across time zones.
 185      ['relative-3', "-I -d '2006-04-23 21 days ago'", {OUT=>"2006-04-02"},
 186          {ENV=>'TZ=PST8PDT,M4.1.0,M10.5.0'}],
 187
 188      # This would infloop (or appear to) prior to coreutils-4.5.5,
 189      # due to a bug in strftime.c.
 190      ['wide-fmt', "-d '1999-06-01'", '+%3004Y', {OUT=>'0' x 3000 . "1999"}],
 191
 192      # Ensure that we can parse MONTHNAME-DAY-YEAR.
 193      ['moname-d-y', '--iso -d May-23-2003', {OUT=>"2003-05-23"}],
 194      ['moname-d-y-r', '--rfc-3339=date -d May-23-2003', {OUT=>"2003-05-23"}],
 195
 196      ['epoch', '--iso=sec -d @31536000',
 197       {OUT=>"1971-01-01T00:00:00+00:00"}],
 198      ['epoch-r', '--rfc-3339=sec -d @31536000',
 199       {OUT=>"1971-01-01 00:00:00+00:00"}],
 200
 201      ['ns-10', '--iso=ns', '-d "1969-12-31 13:00:00.00000001-1100"',
 202       {OUT=>"1970-01-01T00:00:00,000000010+00:00"}],
 203      ['ns-10-r', '--rfc-3339=ns', '-d "1969-12-31 13:00:00.00000001-1100"',
 204       {OUT=>"1970-01-01 00:00:00.000000010+00:00"}],
 205
 206      ['ns-max32', '--iso=ns', '-d "2038-01-19 03:14:07.999999999"',
 207       {OUT=>"2038-01-19T03:14:07,999999999+00:00"}],
 208      ['ns-max32-r', '--rfc-3339=ns', '-d "2038-01-19 03:14:07.999999999"',
 209       {OUT=>"2038-01-19 03:14:07.999999999+00:00"}],
 210
 211      ['tz-1', '+%:::z', {OUT=>"-12:34:56"}, {ENV=>'TZ=XXX12:34:56'}],
 212
 213      ['tz-2', '+%:::z', {OUT=>"+12:34:56"}, {ENV=>'TZ=XXX-12:34:56'}],
 214
 215      ['tz-3', '+%::z', {OUT=>"+01:02:03"}, {ENV=>'TZ=XXX-1:02:03'}],
 216
 217      ['tz-4', '+%:::z', {OUT=>"+12"}, {ENV=>'TZ=XXX-12'}],
 218
 219      ['tz-5', '+%:z', {OUT=>"-00:01"}, {ENV=>'TZ=XXX0:01'}],
 220
 221      # Accept %:z with a field width before the ':'.
 222      ['tz-5w','+%8:z', {OUT=>"-0000:01"}, {ENV=>'TZ=XXX0:01'}],
 223      # Don't recognize %:z with a field width between the ':' and the 'z'.
 224      ['tz-5wf', '+%:8z', {OUT=>"%:8z"}, {ENV=>'TZ=XXX0:01'}],
 225
 226      # Test alphabetic timezone abbrv
 227      ['tz-6', '+%Z', {OUT=>"UTC"}],
 228      ['tz-7', '+%Z', {OUT=>"JST"}, {ENV=>'TZ=JST-9'}],
 229
 230      ['ns-relative',
 231       '--iso=ns',
 232       "-d'1970-01-01 00:00:00.1234567 UTC +961062237.987654321 sec'",
 233       {OUT=>"2000-06-15T09:43:58,111111021+00:00"}],
 234      ['ns-relativer', '--rfc-3339=ns',
 235       "-d'1970-01-01 00:00:00.1234567 UTC +961062237.987654321 sec'",
 236       {OUT=>"2000-06-15 09:43:58.111111021+00:00"}],
 237
 238      # Since coreutils/lib/getdate.y revision 1.96 (post-coreutils-5.3.0),
 239      # a command like the following would mistakenly exit nonzero with an
 240      # 'invalid date ...' diagnostic, but when run in a time zone for
 241      # which daylight savings time is in effect for the starting date.
 242      # Unfortunately (for ease of testing), if you set TZ at all, this
 243      # failure is not triggered, hence the removal of TZ from the environment.
 244      ['cross-dst', "-d'2005-03-27 +1 day'", '+%Y', {OUT=>"2005"},
 245                   {ENV_DEL => 'TZ'},
 246                   ],
 247
 248      ['empty-fmt', '+', {OUT=>""}],
 249
 250      ['neg-secs', '-d @-22 +%05s', {OUT=>"-0022"}],
 251      ['neg-secs2', '-d @-22 +%_5s', {OUT=>"  -22"}],
 252
 253      # FIXME: Ensure date doesn't print uninitialized data
 254      # for an out-of-range date.  This test is currently
 255      # disabled as various systems have different limits
 256      # for localtime(), and we can't use perl for example
 257      # to determine those limits as it doesn't always call
 258      # down to the system localtime() as it has configure
 259      # time checks and settings itself for these limits.
 260      #['uninit-64', "-d \@72057594037927935",
 261      # {OUT=>''},
 262      # # Use ERR_SUBST to get around fact that the diagnostic
 263      # # you get on a system with 32-bit time_t is not the same as
 264      # # the one you get for a system where it's 64 bits wide:
 265      # # - date: time 72057594037927935 is out of range
 266      # # + date: invalid date '@72057594037927935'
 267      # {ERR_SUBST => 's/.*//'},
 268      # {ERR => "\n"},
 269      # {EXIT => 1},
 270      #],
 271
 272      ['fill-1', '-d 1999-12-08 +%_3d', {OUT=>'  8'}],
 273      ['fill-2', '-d 1999-12-08 +%03d', {OUT=>'008'}],
 274
 275      # Test the combination of the to-upper-case modifier (^) and a conversion
 276      # specifier that expands to a string containing lower case characters.
 277      ['subfmt-up1', '-d "1999-12-08 7:30" "+%^c"',
 278       # Solaris 5.9 prints 'WED DEC 08 07:30:00 1999', while
 279       # most others print  'WED DEC  8 07:30:00 1999'.
 280       {OUT_SUBST => 's/ [ 0]8.*//'},
 281       {OUT=>'WED DEC'}],
 282
 283      ['invalid-high-bit-set', "-d '\xb0'",
 284       {ERR => "date: invalid date '\\260'\n"},
 285       {EXIT => 1},
 286      ],
 287
 288      # From coreutils-5.3.0 to 8.22 inclusive
 289      # this would either infinite loop or crash
 290      ['invalid-TZ-crash', "-d 'TZ=\"\"\"'",
 291       {ERR => "date: invalid date 'TZ=\"\"\"'\n"},
 292       {EXIT => 1},
 293      ],
 294
 295      # https://bugs.debian.org/851934#10
 296      ['cross-TZ-mishandled', "-d 'TZ=\"EST5\" 1970-01-01 00:00'",
 297       {ENV => 'TZ=PST8'},
 298       {OUT => 'Wed Dec 31 21:00:00 PST 1969'},
 299      ],
 300
 301      # https://bugs.gnu.org/34608
 302      ['date-century-plus', '-d @0 +.%+4C.', {OUT => '.+019.'}],
 303
 304      # https://bugs.gnu.org/50115
 305      ['date-epoch-minus-1', '-u -d "1970-12-31T23:59:59+00:00 - 1 year"',
 306       {OUT => 'Wed Dec 31 23:59:59 UTC 1969'}],
 307
 308      # Military time zones, new behavior (since 8.32)
 309      # https://lists.gnu.org/r/bug-gnulib/2019-08/msg00005.html
 310      ['mtz1', '-u -d "09:00B" +%T', {OUT => '07:00:00'}],
 311      ['mtz2', '-u -d "09:00L" +%T', {OUT => '22:00:00'}],
 312      ['mtz3', '-u -d "09:00N" +%T', {OUT => '10:00:00'}],
 313      ['mtz4', '-u -d "09:00T" +%T', {OUT => '16:00:00'}],
 314      ['mtz5', '-u -d "09:00X" +%T', {OUT => '20:00:00'}],
 315      ['mtz6', '-u -d "09:00Z" +%T', {OUT => '09:00:00'}],
 316
 317      # test with %%-N
 318      ['pct-pct', '+%%-N', {OUT => '%-N'}],
 319     );
 320
 321 # Repeat the cross-dst test, using Jan 1, 2005 and every interval from 1..364.
 322 foreach my $i (1..364)
 323   {
 324     push @Tests, ["cross-dst$i",
 325                   "-d'2005-01-01 +$i day'", '+%Y', {OUT=>"2005"},
 326                   {ENV_DEL => 'TZ'},
 327                   ];
 328   }
 329
 330 # Append "\n" to each OUT=> RHS if the expected exit value is either
 331 # zero or not specified (defaults to zero).
 332 foreach my $t (@Tests)
 333   {
 334     my $exit_val;
 335     foreach my $e (@$t)
 336       {
 337         ref $e && ref $e eq 'HASH' && defined $e->{EXIT}
 338           and $exit_val = $e->{EXIT};
 339       }
 340     foreach my $e (@$t)
 341       {
 342         ref $e && ref $e eq 'HASH' && defined $e->{OUT} && ! $exit_val
 343           and $e->{OUT} .= "\n";
 344       }
 345   }
 346
 347 # Repeat all tests with --debug option, ensure it does not cause any regression
 348 my @debug_tests;
 349 foreach my $t (@Tests)
 350   {
 351     # Skip tests with EXIT!=0 or ERR_SUBST part
 352     # (as '--debug' requires its own ERR_SUBST).
 353     my $exit_val;
 354     my $have_err_subst;
 355     foreach my $e (@$t)
 356       {
 357         next unless ref $e && ref $e eq 'HASH';
 358         $exit_val = $e->{EXIT} if defined $e->{EXIT};
 359         $have_err_subst = 1 if defined $e->{ERR_SUBST};
 360       }
 361     next if $exit_val || $have_err_subst;
 362
 363     # Duplicate the test, add '--debug' argument
 364     my @newt = @$t;
 365     $newt[0] = 'dbg_' . $newt[0];
 366     $newt[1] = '--debug ' . $newt[1];
 367
 368     # Discard all debug printouts before comparing output
 369     push @newt, {ERR_SUBST => q!s/^date: .*\n//m!};
 370
 371     push @debug_tests, \@newt;
 372   }
 373 push @Tests, @debug_tests;
 374
 375
 376 my $save_temps = $ENV{DEBUG};
 377 my $verbose = $ENV{VERBOSE};
 378
 379 my $prog = 'date';
 380 my $fail = run_tests ($ME, $prog, \@Tests, $save_temps, $verbose);
 381 exit $fail;