---
mingw-w64-crt/testcases/t_time.c | 204 ++++++++++++++++++++++++++++++-
1 file changed, 200 insertions(+), 4 deletions(-)
diff --git a/mingw-w64-crt/testcases/t_time.c b/mingw-w64-crt/testcases/t_time.c
index 50b07d0083a7..e65e89a4c0f4 100644
--- a/mingw-w64-crt/testcases/t_time.c
+++ b/mingw-w64-crt/testcases/t_time.c
@@ -10,14 +10,17 @@ int __cdecl ftime64(struct __timeb64 *tb64);
int main()
{
- time_t t;
- __time32_t t32;
- __time64_t t64;
+ time_t t, t_;
+ __time32_t t32, t32_;
+ __time64_t t64, t64_;
struct timeb tb;
struct _timeb tb_;
struct __timeb32 tb32;
struct __timeb64 tb64;
struct tm *htm;
+ struct tm tm1;
+ struct tm tm2;
+ struct tm tm3;
int ret1, ret2, ret3;
const char *str;
const wchar_t *wstr;
@@ -95,7 +98,157 @@ int main()
assert (htm->tm_yday == 74);
assert (htm->tm_isdst == 0);
- /* ctime returns time string in local timezone, so set local timezone to UTC
to have test timezone independent */
+ const time_t times[] = {
+ 1700000000 /* Tue Nov 14 22:13:20 UTC 2023 */,
+ 1600000000 /* Sun Sep 13 12:26:40 UTC 2020 */,
+ };
+ for (size_t i = 0; i < sizeof(times)/sizeof(*times); i++) {
+ t = times[i];
+ htm = localtime (&t);
+ tm1 = *htm;
+ printf ("localtime(%lld): sec=%d min=%d hour=%d mday=%d mon=%d year=%d
wday=%d yday=%d isdst=%d\n",
+ (long long)t, htm->tm_sec, htm->tm_min, htm->tm_hour, htm->tm_mday,
htm->tm_mon, htm->tm_year, htm->tm_wday, htm->tm_yday, htm->tm_isdst);
+ t_ = mktime (htm);
+ printf ("mktime(): %lld sec=%d min=%d hour=%d mday=%d mon=%d year=%d
wday=%d yday=%d isdst=%d\n",
+ (long long)t_, htm->tm_sec, htm->tm_min, htm->tm_hour, htm->tm_mday,
htm->tm_mon, htm->tm_year, htm->tm_wday, htm->tm_yday, htm->tm_isdst);
+ assert (t_ == t);
+ assert (memcmp (htm, &tm1, sizeof(tm1)) == 0);
+
+ t32 = t;
+ htm = _localtime32 (&t32);
+ tm2 = *htm;
+ printf ("_localtime32(%d): sec=%d min=%d hour=%d mday=%d mon=%d year=%d
wday=%d yday=%d isdst=%d\n",
+ t32, htm->tm_sec, htm->tm_min, htm->tm_hour, htm->tm_mday,
htm->tm_mon, htm->tm_year, htm->tm_wday, htm->tm_yday, htm->tm_isdst);
+ t32_ = _mktime32 (htm);
+ printf ("_mktime32(): %d sec=%d min=%d hour=%d mday=%d mon=%d year=%d
wday=%d yday=%d isdst=%d\n",
+ t32_, htm->tm_sec, htm->tm_min, htm->tm_hour, htm->tm_mday,
htm->tm_mon, htm->tm_year, htm->tm_wday, htm->tm_yday, htm->tm_isdst);
+ assert (t32_ == t32);
+ assert (memcmp (htm, &tm2, sizeof(tm2)) == 0);
+
+ t64 = t;
+ htm = _localtime64 (&t64);
+ tm3 = *htm;
+ printf ("_localtime64(%lld): sec=%d min=%d hour=%d mday=%d mon=%d year=%d
wday=%d yday=%d isdst=%d\n",
+ t64, htm->tm_sec, htm->tm_min, htm->tm_hour, htm->tm_mday,
htm->tm_mon, htm->tm_year, htm->tm_wday, htm->tm_yday, htm->tm_isdst);
+ t64_ = _mktime64 (htm);
+ printf ("_mktime64(): %lld sec=%d min=%d hour=%d mday=%d mon=%d year=%d
wday=%d yday=%d isdst=%d\n",
+ t64_, htm->tm_sec, htm->tm_min, htm->tm_hour, htm->tm_mday,
htm->tm_mon, htm->tm_year, htm->tm_wday, htm->tm_yday, htm->tm_isdst);
+ assert (t64_ == t64);
+ assert (memcmp (htm, &tm3, sizeof(tm3)) == 0);
+
+ assert (memcmp (&tm1, &tm2, sizeof(tm1)) == 0);
+ assert (memcmp (&tm2, &tm3, sizeof(tm2)) == 0);
+ }
+
+ /* following tests are explicitly for Pacific Time Zone */
+ putenv ("TZ=PST8PDT");
+ tzset ();
+ const struct {
+ __time64_t time;
+ int year; int mon; int day;
+ int hour; int min; int sec;
+ int dst;
+ } pt_times[] = {
+ { 1112520600, 2005, 4, 3, 1, 30, 0, 0 }, /* Sun Apr 3 09:30:00 UTC 2005
== Sun Apr 3 01:30:00 PST 2005 */
+ { 1112524200, 2005, 4, 3, 3, 30, 0, 1 }, /* Sun Apr 3 10:30:00 UTC 2005
== Sun Apr 3 03:30:00 PDT 2005 */
+ { 1130657400, 2005, 10, 30, 0, 30, 0, 1 }, /* Sun Oct 30 07:30:00 UTC 2005
== Sun Oct 30 00:30:00 PDT 2005 */
+ { 1130661000, 2005, 10, 30, 1, 30, 0, 1 }, /* Sun Oct 30 08:30:00 UTC 2005
== Sun Oct 30 01:30:00 PDT 2005 */
+ { 1130664600, 2005, 10, 30, 1, 30, 0, 0 }, /* Sun Oct 30 09:30:00 UTC 2005
== Sun Oct 30 01:30:00 PST 2005 */
+ { 1130668200, 2005, 10, 30, 2, 30, 0, 0 }, /* Sun Oct 30 10:30:00 UTC 2005
== Sun Oct 30 02:30:00 PST 2005 */
+ { 1130671800, 2005, 10, 30, 3, 30, 0, 0 }, /* Sun Oct 30 11:30:00 UTC 2005
== Sun Oct 30 03:30:00 PST 2005 */
+ };
+ for (size_t i = 0; i < sizeof(pt_times)/sizeof(*pt_times); i++) {
+ int skip_mktime_check = 0;
+
+ if (pt_times[i].time <= INT_MAX) {
+ t32 = pt_times[i].time;
+ htm = _localtime32 (&t32);
+ tm2 = *htm;
+ printf ("pacific _localtime32(%d): sec=%d min=%d hour=%d mday=%d mon=%d
year=%d wday=%d yday=%d isdst=%d\n",
+ t32, htm->tm_sec, htm->tm_min, htm->tm_hour, htm->tm_mday,
htm->tm_mon, htm->tm_year, htm->tm_wday, htm->tm_yday, htm->tm_isdst);
+ assert (pt_times[i].year == htm->tm_year + 1900);
+ assert (pt_times[i].mon == htm->tm_mon + 1);
+ assert (pt_times[i].day == htm->tm_mday);
+ assert (pt_times[i].hour == htm->tm_hour);
+ assert (pt_times[i].min == htm->tm_min);
+ assert (pt_times[i].sec == htm->tm_sec);
+ assert (pt_times[i].dst == htm->tm_isdst);
+ t32_ = _mktime32 (htm);
+ printf ("pacific _mktime32(): %d sec=%d min=%d hour=%d mday=%d mon=%d
year=%d wday=%d yday=%d isdst=%d\n",
+ t32_, htm->tm_sec, htm->tm_min, htm->tm_hour, htm->tm_mday,
htm->tm_mon, htm->tm_year, htm->tm_wday, htm->tm_yday, htm->tm_isdst);
+#if __MSVCRT_VERSION__ < 0x800
+ /* Versioned msvcrt libraries older than msvcr80 (and some system msvcrt
version too)
+ * have broken native 32-bit mktime function for timestamps around the
DST change.
+ * If the native 32-bit mktime function is broken then skip tests for
64-bit mktime function.
+ */
+ if (t32_ != t32)
+ skip_mktime_check = 1;
+#endif
+ if (!skip_mktime_check) {
+ assert (t32_ == t32);
+ assert (memcmp (htm, &tm2, sizeof(tm2)) == 0);
+ } else {
+ printf ("Skipping _mktime32 assert because of broken CRT library\n");
+ }
+ }
+
+ if (sizeof(t) >= 8 || pt_times[i].time <= INT_MAX) {
+ t = pt_times[i].time;
+ htm = localtime (&t);
+ tm1 = *htm;
+ printf ("pacific localtime(%lld): sec=%d min=%d hour=%d mday=%d
mon=%d year=%d wday=%d yday=%d isdst=%d\n",
+ (long long)t, htm->tm_sec, htm->tm_min, htm->tm_hour, htm->tm_mday,
htm->tm_mon, htm->tm_year, htm->tm_wday, htm->tm_yday, htm->tm_isdst);
+ assert (pt_times[i].year == htm->tm_year + 1900);
+ assert (pt_times[i].mon == htm->tm_mon + 1);
+ assert (pt_times[i].day == htm->tm_mday);
+ assert (pt_times[i].hour == htm->tm_hour);
+ assert (pt_times[i].min == htm->tm_min);
+ assert (pt_times[i].sec == htm->tm_sec);
+ assert (pt_times[i].dst == htm->tm_isdst);
+ t_ = mktime (htm);
+ printf ("pacific mktime(): %lld sec=%d min=%d hour=%d mday=%d
mon=%d year=%d wday=%d yday=%d isdst=%d\n",
+ (long long)t_, htm->tm_sec, htm->tm_min, htm->tm_hour, htm->tm_mday,
htm->tm_mon, htm->tm_year, htm->tm_wday, htm->tm_yday, htm->tm_isdst);
+ if (!skip_mktime_check) {
+ assert (t_ == t);
+ assert (memcmp (htm, &tm1, sizeof(tm1)) == 0);
+ } else {
+ printf ("Skipping mktime assert because of broken CRT library\n");
+ }
+ }
+
+ t64 = pt_times[i].time;
+ htm = _localtime64 (&t64);
+ tm3 = *htm;
+ printf ("pacific _localtime64(%lld): sec=%d min=%d hour=%d mday=%d mon=%d
year=%d wday=%d yday=%d isdst=%d\n",
+ t64, htm->tm_sec, htm->tm_min, htm->tm_hour, htm->tm_mday,
htm->tm_mon, htm->tm_year, htm->tm_wday, htm->tm_yday, htm->tm_isdst);
+ assert (pt_times[i].year == htm->tm_year + 1900);
+ assert (pt_times[i].mon == htm->tm_mon + 1);
+ assert (pt_times[i].day == htm->tm_mday);
+ assert (pt_times[i].hour == htm->tm_hour);
+ assert (pt_times[i].min == htm->tm_min);
+ assert (pt_times[i].sec == htm->tm_sec);
+ assert (pt_times[i].dst == htm->tm_isdst);
+ t64_ = _mktime64 (htm);
+ printf ("pacific _mktime64(): %lld sec=%d min=%d hour=%d mday=%d mon=%d
year=%d wday=%d yday=%d isdst=%d\n",
+ t64_, htm->tm_sec, htm->tm_min, htm->tm_hour, htm->tm_mday,
htm->tm_mon, htm->tm_year, htm->tm_wday, htm->tm_yday, htm->tm_isdst);
+ if (!skip_mktime_check) {
+ assert (t64_ == t64);
+ assert (memcmp (htm, &tm3, sizeof(tm3)) == 0);
+ } else {
+ printf ("Skipping _mktime64 assert because of broken CRT library\n");
+ }
+
+ if (sizeof(t) >= 8 || pt_times[i].time <= INT_MAX)
+ assert (memcmp (&tm1, &tm3, sizeof(tm1)) == 0);
+
+ if (pt_times[i].time <= INT_MAX)
+ assert (memcmp (&tm1, &tm2, sizeof(tm1)) == 0);
+
+ if (pt_times[i].time <= INT_MAX)
+ assert (memcmp (&tm2, &tm3, sizeof(tm2)) == 0);
+ }
+
+ /* ctime, localtime and mktime returns time string in local timezone, so set
local timezone to UTC to have test timezone independent */
putenv ("TZ=UTC");
tzset ();
@@ -109,5 +262,48 @@ int main()
printf ("_wctime64(1<<33): %ls", wstr);
assert (wcscmp (wstr, L"Wed Mar 16 12:56:32 2242\n") == 0);
+ t64 = 1ULL << 33;
+ htm = _localtime64( &t64 );
+ printf ("_localtime64(1<<33): sec=%d min=%d hour=%d mday=%d mon=%d year=%d
wday=%d yday=%d isdst=%d\n",
+ htm->tm_sec, htm->tm_min, htm->tm_hour, htm->tm_mday, htm->tm_mon,
htm->tm_year, htm->tm_wday, htm->tm_yday, htm->tm_isdst);
+ assert (htm->tm_sec == 32);
+ assert (htm->tm_min == 56);
+ assert (htm->tm_hour == 12);
+ assert (htm->tm_mday == 16);
+ assert (htm->tm_mon == 2);
+ assert (htm->tm_year == 342);
+ assert (htm->tm_wday == 3);
+ assert (htm->tm_yday == 74);
+ assert (htm->tm_isdst == 0);
+
+ t64 = _mktime64 (htm);
+ printf ("_mktime64(): 0x%I64x sec=%d min=%d hour=%d mday=%d mon=%d year=%d
wday=%d yday=%d isdst=%d\n",
+ t64, htm->tm_sec, htm->tm_min, htm->tm_hour, htm->tm_mday, htm->tm_mon,
htm->tm_year, htm->tm_wday, htm->tm_yday, htm->tm_isdst);
+ assert (t64 == (1ULL << 33));
+ assert (htm->tm_sec == 32);
+ assert (htm->tm_min == 56);
+ assert (htm->tm_hour == 12);
+ assert (htm->tm_mday == 16);
+ assert (htm->tm_mon == 2);
+ assert (htm->tm_year == 342);
+ assert (htm->tm_wday == 3);
+ assert (htm->tm_yday == 74);
+ assert (htm->tm_isdst == 0);
+
+ htm->tm_min = 66; /* change 56 to 66 -> + 10 minutes */
+ t64 = _mktime64 (htm);
+ printf ("_mktime64(): 0x%I64x sec=%d min=%d hour=%d mday=%d mon=%d year=%d
wday=%d yday=%d isdst=%d\n",
+ t64, htm->tm_sec, htm->tm_min, htm->tm_hour, htm->tm_mday, htm->tm_mon,
htm->tm_year, htm->tm_wday, htm->tm_yday, htm->tm_isdst);
+ assert (t64 == (1ULL << 33) + 10*60); /* + 10 minutes */
+ assert (htm->tm_sec == 32);
+ assert (htm->tm_min == 6); /* 66 is changed to 6 */
+ assert (htm->tm_hour == 13); /* 12 is changed to 13 */
+ assert (htm->tm_mday == 16);
+ assert (htm->tm_mon == 2);
+ assert (htm->tm_year == 342);
+ assert (htm->tm_wday == 3);
+ assert (htm->tm_yday == 74);
+ assert (htm->tm_isdst == 0);
+
return 0;
}
--
2.20.1
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