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/* Test that posixtime works as required.
Copyright (C) 2011-2016 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 <http://www.gnu.org/licenses/>. */
/* Written by Jim Meyering. */
#include <config.h>
#include "strftime.h"
#include <errno.h>
#include <stdio.h>
#include <time.h>
#include <string.h>
#include "macros.h"
#define STREQ(a, b) (strcmp (a, b) == 0)
struct posixtm_test
{
time_t in;
int in_ns;
char const *fmt;
char const *exp;
};
static struct posixtm_test const T[] =
{
{ 1300000000, 0, "%F", "2011-03-13" },
{ 0, 10, "%T.%N", "00:00:00.000000010" },
{ 0, 0, NULL, NULL }
};
static int
posixtm_test (void)
{
int fail = 0;
unsigned int i;
for (i = 0; T[i].fmt; i++)
{
char buf[1000];
time_t t = T[i].in;
struct tm *tm = gmtime (&t);
size_t n;
ASSERT (tm);
n = nstrftime (buf, sizeof buf, T[i].fmt, tm, 0, T[i].in_ns);
if (n == 0)
{
fail = 1;
printf ("nstrftime failed with format %s\n", T[i].fmt);
}
if (! STREQ (buf, T[i].exp))
{
fail = 1;
printf ("%s: result mismatch: got %s, expected %s\n",
T[i].fmt, buf, T[i].exp);
}
}
return fail;
}
struct tzalloc_test
{
timezone_t tz;
char const *setting;
};
static struct tzalloc_test TZ[] =
{
#define Pacific 0
{ 0, "PST8PDT,M3.2.0,M11.1.0" },
#define Arizona 1
{ 0, "MST7" },
#define UTC 2
{ 0, 0 },
#define CentEur 3
{ 0, "CET-1CEST,M3.5.0,M10.5.0/3" },
#define Japan 4
{ 0, "JST-9" },
#define NZ 5
{ 0, "NZST-12NZDT,M9.5.0,M4.1.0/3" },
{ 0 }
};
struct localtime_rz_test
{
/* Input parameters. */
struct tzalloc_test *tza;
time_t t;
/* Expected result. */
char const *exp;
/* Determines if an incorrectly unset tm_isdst
results in failure or just a warning. */
int ahistorical;
};
static struct localtime_rz_test LT[] =
{
{ TZ+Pacific, 0, "1969-12-31 16:00:00 -0800 (PST)", 0 },
{ TZ+Arizona, 0, "1969-12-31 17:00:00 -0700 (MST)", 0 },
{ TZ+UTC , 0, "1970-01-01 00:00:00 +0000 (UTC)", 0 },
{ TZ+CentEur, 0, "1970-01-01 01:00:00 +0100 (CET)", 0 },
{ TZ+Japan , 0, "1970-01-01 09:00:00 +0900 (JST)", 0 },
{ TZ+NZ , 0, "1970-01-01 13:00:00 +1300 (NZDT)", 1 },
{ TZ+Pacific, 500000001, "1985-11-04 16:53:21 -0800 (PST)", 0 },
{ TZ+Arizona, 500000001, "1985-11-04 17:53:21 -0700 (MST)", 0 },
{ TZ+UTC , 500000001, "1985-11-05 00:53:21 +0000 (UTC)", 0 },
{ TZ+CentEur, 500000001, "1985-11-05 01:53:21 +0100 (CET)", 1 },
{ TZ+Japan , 500000001, "1985-11-05 09:53:21 +0900 (JST)", 0 },
{ TZ+NZ , 500000001, "1985-11-05 13:53:21 +1300 (NZDT)", 0 },
{ TZ+Pacific, 1000000002, "2001-09-08 18:46:42 -0700 (PDT)", 0 },
{ TZ+Arizona, 1000000002, "2001-09-08 18:46:42 -0700 (MST)", 0 },
{ TZ+UTC , 1000000002, "2001-09-09 01:46:42 +0000 (UTC)", 0 },
{ TZ+CentEur, 1000000002, "2001-09-09 03:46:42 +0200 (CEST)", 0 },
{ TZ+Japan , 1000000002, "2001-09-09 10:46:42 +0900 (JST)", 0 },
{ TZ+NZ , 1000000002, "2001-09-09 13:46:42 +1200 (NZST)", 0 },
{ 0 }
};
static int
tzalloc_test (void)
{
int fail = 0;
int i;
for (i = 0; LT[i].tza; i++)
{
struct tzalloc_test *tza = LT[i].tza;
long lt = LT[i].t;
timezone_t tz = tza->tz;
char const *setting;
static char const format[] = "%Y-%m-%d %H:%M:%S %z (%Z)";
char buf[1000];
struct tm tm;
size_t n;
if (!tz && tza->setting)
{
tz = tzalloc (tza->setting);
if (!tz)
{
fail = 1;
printf ("%s: tzalloc: %s\n", TZ[i].setting, strerror (errno));
continue;
}
tza->tz = tz;
}
setting = tza->setting ? tza->setting : "UTC0";
if (!localtime_rz (tz, <[i].t, &tm))
{
fail = 1;
printf ("%s: %ld: localtime_rz: %s\n", setting, lt,
strerror (errno));
continue;
}
n = nstrftime (buf, sizeof buf, format, &tm, tz, 0);
if (n == 0)
{
fail = 1;
printf ("%s: %ld: nstrftime failed\n", setting, lt);
continue;
}
if (! (STREQ (buf, LT[i].exp)
|| (!tz && n == strlen (LT[i].exp)
&& memcmp (buf, LT[i].exp, n - sizeof "(GMT)" + 1) == 0
&& STREQ (buf + n - sizeof "(GMT)" + 1, "(GMT)"))))
{
/* Don't fail for unhandled dst in ahistorical entries,
as gnulib doesn't currently fix that issue, seen on Darwin 14. */
if (!LT[i].ahistorical || tm.tm_isdst)
fail = 1;
printf ("%s: expected \"%s\", got \"%s\"\n",
setting, LT[i].exp, buf);
}
}
return fail;
}
int
main (void)
{
int fail = 0;
fail |= posixtm_test ();
fail |= tzalloc_test ();
return fail;
}
/*
Local Variables:
indent-tabs-mode: nil
End:
*/
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