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/* Test that posixtime works as required.
Copyright (C) 2009-2020 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/>. */
/* Written by Jim Meyering. */
#include <config.h>
#include "posixtm.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdint.h>
#include <time.h>
#include "intprops.h"
#include "macros.h"
struct posixtm_test
{
char const *in;
unsigned int syntax_bits;
bool valid;
int_least64_t t_expected;
};
/* Test mainly with syntax_bits == LY. */
enum { LY = PDS_CENTURY | PDS_SECONDS };
static struct posixtm_test const T[] =
{
/* no year specified; cross-check via another posixtime call */
{ "12131415.16", LY, 1, 0}, /* ??? Dec 13 14:15:16 ???? */
{ "12131415", LY, 1, 0}, /* ??? Dec 13 14:15:00 ???? */
/* These two tests fail on 64-bit Solaris up through at least
Solaris 10, which is off by one day for timestamps before
0001-01-01 00:00:00 UTC. */
{ "000001010000.00", LY, 1,
- INT64_C (62167219200)},/* Sat Jan 1 00:00:00 0 */
{ "000012312359.59", LY, 1,
- INT64_C (62135596801)},/* Fri Dec 31 23:59:59 0 */
{ "000101010000.00", LY, 1,
- INT64_C (62135596800)},/* Sat Jan 1 00:00:00 1 */
{ "190112132045.51", LY, 1,
- INT64_C (2147483649)},/* Fri Dec 13 20:45:51 1901 */
{ "190112132045.52", LY, 1,
- INT64_C (2147483648)},/* Fri Dec 13 20:45:52 1901 */
{ "190112132045.53", LY, 1, -2147483647}, /* Fri Dec 13 20:45:53 1901 */
{ "190112132046.52", LY, 1, -2147483588}, /* Fri Dec 13 20:46:52 1901 */
{ "190112132145.52", LY, 1, -2147480048}, /* Fri Dec 13 21:45:52 1901 */
{ "190112142045.52", LY, 1, -2147397248}, /* Sat Dec 14 20:45:52 1901 */
{ "190201132045.52", LY, 1, -2144805248}, /* Mon Jan 13 20:45:52 1902 */
{ "196912312359.59", LY, 1, -1}, /* Wed Dec 31 23:59:59 1969 */
{ "197001010000.00", LY, 1, 0}, /* Thu Jan 1 00:00:00 1970 */
{ "197001010000.01", LY, 1, 1}, /* Thu Jan 1 00:00:01 1970 */
{ "197001010001.00", LY, 1, 60}, /* Thu Jan 1 00:01:00 1970 */
{ "197001010000.60", LY, 1, 60}, /* Thu Jan 1 00:01:00 1970 */
{ "197001010100.00", LY, 1, 3600}, /* Thu Jan 1 01:00:00 1970 */
{ "197001020000.00", LY, 1, 86400}, /* Fri Jan 2 00:00:00 1970 */
{ "197002010000.00", LY, 1, 2678400}, /* Sun Feb 1 00:00:00 1970 */
{ "197101010000.00", LY, 1, 31536000}, /* Fri Jan 1 00:00:00 1971 */
{ "197001000000.00", LY, 0, 0}, /* -- */
{ "197000010000.00", LY, 0, 0}, /* -- */
{ "197001010060.00", LY, 0, 0}, /* -- */
{ "197001012400.00", LY, 0, 0}, /* -- */
{ "197001320000.00", LY, 0, 0}, /* -- */
{ "197013010000.00", LY, 0, 0}, /* -- */
{ "203801190314.06", LY, 1, 2147483646}, /* Tue Jan 19 03:14:06 2038 */
{ "203801190314.07", LY, 1, 2147483647}, /* Tue Jan 19 03:14:07 2038 */
{ "203801190314.08", LY, 1,
INT64_C ( 2147483648)},/* Tue Jan 19 03:14:08 2038 */
{ "999912312359.59", LY, 1,
INT64_C (253402300799)},/* Fri Dec 31 23:59:59 9999 */
{ "1112131415", LY, 1, 1323785700}, /* Tue Dec 13 14:15:00 2011 */
{ "1112131415.16", LY, 1, 1323785716}, /* Tue Dec 13 14:15:16 2011 */
{ "201112131415.16", LY, 1, 1323785716}, /* Tue Dec 13 14:15:16 2011 */
{ "191112131415.16", LY, 1, -1831974284}, /* Wed Dec 13 14:15:16 1911 */
{ "203712131415.16", LY, 1, 2144326516}, /* Sun Dec 13 14:15:16 2037 */
{ "3712131415.16", LY, 1, 2144326516}, /* Sun Dec 13 14:15:16 2037 */
{ "6812131415.16", LY, 1,
INT64_C ( 3122633716)},/* Thu Dec 13 14:15:16 2068 */
{ "6912131415.16", LY, 1, -1590284}, /* Sat Dec 13 14:15:16 1969 */
{ "7012131415.16", LY, 1, 29945716}, /* Sun Dec 13 14:15:16 1970 */
{ "1213141599", PDS_TRAILING_YEAR,
1, 945094500}, /* Mon Dec 13 14:15:00 1999 */
{ "1213141500", PDS_TRAILING_YEAR,
1, 976716900}, /* Wed Dec 13 14:15:00 2000 */
{ NULL, 0, 0, 0}
};
int
main (void)
{
unsigned int i;
int fail = 0;
char curr_year_str[30];
struct tm *tm;
time_t t_now;
int err;
size_t n_bytes;
/* The above test data requires Universal Time, e.g., TZ="UTC0". */
err = setenv ("TZ", "UTC0", 1);
ASSERT (err == 0);
t_now = time (NULL);
ASSERT (t_now != (time_t) -1);
tm = localtime (&t_now);
ASSERT (tm);
n_bytes = strftime (curr_year_str, sizeof curr_year_str, "%Y", tm);
ASSERT (0 < n_bytes);
for (i = 0; T[i].in; i++)
{
time_t t_out;
time_t t_exp;
bool ok;
/* Some tests assume that time_t is signed.
If it is unsigned and the result is negative, skip the test. */
if (T[i].t_expected < 0 && ! TYPE_SIGNED (time_t))
{
printf ("skipping %s: result is negative, "
"but your time_t is unsigned\n", T[i].in);
continue;
}
if (! (TYPE_MINIMUM (time_t) <= T[i].t_expected
&& T[i].t_expected <= TYPE_MAXIMUM (time_t)))
{
printf ("skipping %s: result is out of range of your time_t\n",
T[i].in);
continue;
}
t_exp = T[i].t_expected;
/* If an input string does not specify the year number, determine
the expected output by calling posixtime with an otherwise
equivalent string that starts with the current year. */
if (8 <= strlen (T[i].in)
&& (T[i].in[8] == '.' || T[i].in[8] == '\0'))
{
char tmp_buf[20];
stpcpy (stpcpy (tmp_buf, curr_year_str), T[i].in);
ASSERT (posixtime (&t_exp, tmp_buf, T[i].syntax_bits));
}
ok = posixtime (&t_out, T[i].in, T[i].syntax_bits);
if (ok != !!T[i].valid)
{
printf ("%s return value mismatch: got %d, expected %d\n",
T[i].in, !!ok, T[i].valid);
fail = 1;
continue;
}
if (!ok)
continue;
if (t_out != t_exp)
{
printf ("%s mismatch (-: actual; +:expected)\n-%12ld\n+%12ld\n",
T[i].in, t_out, t_exp);
fail = 1;
}
}
return fail;
}
/*
Local Variables:
indent-tabs-mode: nil
End:
*/
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