200 lines
7.4 KiB
C
200 lines
7.4 KiB
C
/* Test that posixtime works as required.
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Copyright (C) 2009-2025 Free Software Foundation, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>. */
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/* Written by Jim Meyering. */
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#include <config.h>
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#include "posixtm.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdint.h>
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#include <time.h>
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#include "intprops.h"
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#include "macros.h"
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struct posixtm_test
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{
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char const *in;
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unsigned int syntax_bits;
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bool valid;
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int_least64_t t_expected;
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};
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/* Test mainly with syntax_bits == LY. */
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enum { LY = PDS_CENTURY | PDS_SECONDS };
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static struct posixtm_test const T[] =
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{
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/* no year specified; cross-check via another posixtime call */
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{ "12131415.16", LY, 1, 0}, /* ??? Dec 13 14:15:16 ???? */
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{ "12131415", LY, 1, 0}, /* ??? Dec 13 14:15:00 ???? */
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#if !((defined __APPLE__ && defined __MACH__) || defined __sun \
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|| (defined _WIN32 && !defined __CYGWIN__))
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/* These two tests fail on 64-bit Mac OS X 10.5 and on 64-bit Solaris up
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through at least Solaris 11.3, which is off by one day for timestamps
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before 0001-01-01 00:00:00 UTC. */
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{ "000001010000.00", LY, 1,
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- INT64_C (62167219200)},/* Sat Jan 1 00:00:00 0 */
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{ "000012312359.59", LY, 1,
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- INT64_C (62135596801)},/* Fri Dec 31 23:59:59 0 */
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#endif
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#if !(defined _WIN32 && !defined __CYGWIN__)
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{ "000101010000.00", LY, 1,
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- INT64_C (62135596800)},/* Sat Jan 1 00:00:00 1 */
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{ "190112132045.51", LY, 1,
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- INT64_C (2147483649)},/* Fri Dec 13 20:45:51 1901 */
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{ "190112132045.52", LY, 1,
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- INT64_C (2147483648)},/* Fri Dec 13 20:45:52 1901 */
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{ "190112132045.53", LY, 1, -2147483647}, /* Fri Dec 13 20:45:53 1901 */
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{ "190112132046.52", LY, 1, -2147483588}, /* Fri Dec 13 20:46:52 1901 */
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{ "190112132145.52", LY, 1, -2147480048}, /* Fri Dec 13 21:45:52 1901 */
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{ "190112142045.52", LY, 1, -2147397248}, /* Sat Dec 14 20:45:52 1901 */
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{ "190201132045.52", LY, 1, -2144805248}, /* Mon Jan 13 20:45:52 1902 */
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{ "196912312359.59", LY, 1, -1}, /* Wed Dec 31 23:59:59 1969 */
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#endif
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{ "197001010000.00", LY, 1, 0}, /* Thu Jan 1 00:00:00 1970 */
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{ "197001010000.01", LY, 1, 1}, /* Thu Jan 1 00:00:01 1970 */
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{ "197001010001.00", LY, 1, 60}, /* Thu Jan 1 00:01:00 1970 */
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{ "197001010000.60", LY, 1, 60}, /* Thu Jan 1 00:01:00 1970 */
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{ "197001010100.00", LY, 1, 3600}, /* Thu Jan 1 01:00:00 1970 */
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{ "197001020000.00", LY, 1, 86400}, /* Fri Jan 2 00:00:00 1970 */
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{ "197002010000.00", LY, 1, 2678400}, /* Sun Feb 1 00:00:00 1970 */
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{ "197101010000.00", LY, 1, 31536000}, /* Fri Jan 1 00:00:00 1971 */
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{ "197001000000.00", LY, 0, 0}, /* -- */
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{ "197000010000.00", LY, 0, 0}, /* -- */
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{ "197001010060.00", LY, 0, 0}, /* -- */
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{ "197001012400.00", LY, 0, 0}, /* -- */
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{ "197001320000.00", LY, 0, 0}, /* -- */
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{ "197013010000.00", LY, 0, 0}, /* -- */
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{ "203801190314.06", LY, 1, 2147483646}, /* Tue Jan 19 03:14:06 2038 */
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{ "203801190314.07", LY, 1, 2147483647}, /* Tue Jan 19 03:14:07 2038 */
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{ "203801190314.08", LY, 1,
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INT64_C ( 2147483648)},/* Tue Jan 19 03:14:08 2038 */
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#if !(defined _WIN32 && !defined __CYGWIN__)
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{ "999912312359.59", LY, 1,
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INT64_C (253402300799)},/* Fri Dec 31 23:59:59 9999 */
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#endif
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{ "1112131415", LY, 1, 1323785700}, /* Tue Dec 13 14:15:00 2011 */
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{ "1112131415.16", LY, 1, 1323785716}, /* Tue Dec 13 14:15:16 2011 */
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{ "201112131415.16", LY, 1, 1323785716}, /* Tue Dec 13 14:15:16 2011 */
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#if !(defined _WIN32 && !defined __CYGWIN__)
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{ "191112131415.16", LY, 1, -1831974284}, /* Wed Dec 13 14:15:16 1911 */
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#endif
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{ "203712131415.16", LY, 1, 2144326516}, /* Sun Dec 13 14:15:16 2037 */
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{ "3712131415.16", LY, 1, 2144326516}, /* Sun Dec 13 14:15:16 2037 */
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{ "6812131415.16", LY, 1,
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INT64_C ( 3122633716)},/* Thu Dec 13 14:15:16 2068 */
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#if !(defined _WIN32 && !defined __CYGWIN__)
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{ "6912131415.16", LY, 1, -1590284}, /* Sat Dec 13 14:15:16 1969 */
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#endif
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{ "7012131415.16", LY, 1, 29945716}, /* Sun Dec 13 14:15:16 1970 */
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{ "1213141599", PDS_TRAILING_YEAR,
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1, 945094500}, /* Mon Dec 13 14:15:00 1999 */
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{ "1213141500", PDS_TRAILING_YEAR,
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1, 976716900}, /* Wed Dec 13 14:15:00 2000 */
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{ NULL, 0, 0, 0}
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};
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int
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main (void)
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{
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unsigned int i;
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char curr_year_str[30];
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struct tm *tm;
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time_t t_now;
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int err;
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size_t n_bytes;
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/* The above test data requires Universal Time, e.g., TZ="UTC0". */
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err = setenv ("TZ", "UTC0", 1);
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ASSERT (err == 0);
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t_now = time (NULL);
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ASSERT (t_now != (time_t) -1);
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tm = localtime (&t_now);
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ASSERT (tm);
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n_bytes = strftime (curr_year_str, sizeof curr_year_str, "%Y", tm);
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ASSERT (0 < n_bytes);
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for (i = 0; T[i].in; i++)
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{
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time_t t_out;
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time_t t_exp;
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bool ok;
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/* Some tests assume that time_t is signed.
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If it is unsigned and the result is negative, skip the test. */
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if (T[i].t_expected < 0 && ! TYPE_SIGNED (time_t))
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{
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printf ("skipping %s: result is negative, "
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"but your time_t is unsigned\n", T[i].in);
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continue;
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}
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if (! (TYPE_MINIMUM (time_t) <= T[i].t_expected
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&& T[i].t_expected <= TYPE_MAXIMUM (time_t)))
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{
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printf ("skipping %s: result is out of range of your time_t\n",
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T[i].in);
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continue;
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}
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t_exp = T[i].t_expected;
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/* If an input string does not specify the year number, determine
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the expected output by calling posixtime with an otherwise
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equivalent string that starts with the current year. */
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if (8 <= strlen (T[i].in)
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&& (T[i].in[8] == '.' || T[i].in[8] == '\0'))
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{
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char tmp_buf[20];
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stpcpy (stpcpy (tmp_buf, curr_year_str), T[i].in);
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ASSERT (posixtime (&t_exp, tmp_buf, T[i].syntax_bits));
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}
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ok = posixtime (&t_out, T[i].in, T[i].syntax_bits);
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if (ok != !!T[i].valid)
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{
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printf ("%s return value mismatch: got %d, expected %d\n",
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T[i].in, !!ok, T[i].valid);
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test_exit_status = EXIT_FAILURE;
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continue;
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}
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if (!ok)
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continue;
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if (t_out != t_exp)
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{
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printf ("%s mismatch (-: actual; +:expected)\n-%12ld\n+%12ld\n",
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T[i].in, (long) t_out, (long) t_exp);
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test_exit_status = EXIT_FAILURE;
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}
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}
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return test_exit_status;
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}
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/*
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Local Variables:
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indent-tabs-mode: nil
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End:
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*/
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