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msvcrt/tests: Run time tests for the current year instead of 1970 and fix wrong DST assumptions.

This commit is contained in:
Alexandre Julliard 2008-11-13 14:15:56 +01:00
parent 27685adaf1
commit 64de271939
1 changed files with 51 additions and 28 deletions
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79
dlls/msvcrt/tests/time.c
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@ -32,6 +32,19 @@
#define MINSPERHOUR 60
#define HOURSPERDAY 24
static int get_test_year(time_t *start)
{
time_t now = time(NULL);
struct tm *tm = localtime(&now);
/* compute start of year in seconds */
*start = SECSPERDAY * ((tm->tm_year - 70) * 365 +
(tm->tm_year - 69) / 4 -
(tm->tm_year - 1) / 100 +
(tm->tm_year + 299) / 400);
return tm->tm_year;
}
static void test_ctime(void)
{
time_t badtime = -1;
@ -65,14 +78,20 @@ static void test_mktime(void)
time_t nulltime, local_time;
char TZ_env[256];
char buffer[64];
int secs;
int year;
time_t ref, secs;
year = get_test_year( &ref );
ref += SECSPERDAY;
ok (res != TIME_ZONE_ID_INVALID, "GetTimeZoneInformation failed\n");
WideCharToMultiByte( CP_ACP, 0, tzinfo.StandardName, -1, buffer, sizeof(buffer), NULL, NULL );
trace( "bias %d std %d dst %d zone %s\n",
tzinfo.Bias, tzinfo.StandardBias, tzinfo.DaylightBias, buffer );
/* Bias may be positive or negative, to use offset of one day */
secs= SECSPERDAY - tzinfo.Bias * SECSPERMIN;
my_tm = *localtime(&ref); /* retrieve current dst flag */
secs = SECSPERDAY - tzinfo.Bias * SECSPERMIN;
secs -= (my_tm.tm_isdst ? tzinfo.DaylightBias : tzinfo.StandardBias) * SECSPERMIN;
my_tm.tm_mday = 1 + secs/SECSPERDAY;
secs = secs % SECSPERDAY;
my_tm.tm_hour = secs / SECSPERHOUR;
@ -81,22 +100,21 @@ static void test_mktime(void)
secs = secs % SECSPERMIN;
my_tm.tm_sec = secs;
my_tm.tm_year = 70;
my_tm.tm_year = year;
my_tm.tm_mon = 0;
my_tm.tm_isdst= 0;
sav_tm = my_tm;
local_time = mktime(&my_tm);
ok(((DWORD)local_time == SECSPERDAY), "mktime returned %u, expected %u\n",
(DWORD)local_time, SECSPERDAY);
ok(local_time == ref, "mktime returned %u, expected %u\n",
(DWORD)local_time, (DWORD)ref);
/* now test some unnormalized struct tm's */
my_tm = sav_tm;
my_tm.tm_sec += 60;
my_tm.tm_min -= 1;
local_time = mktime(&my_tm);
ok(((DWORD)local_time == SECSPERDAY), "Unnormalized mktime returned %u, expected %u\n",
(DWORD)local_time, SECSPERDAY);
ok(local_time == ref, "Unnormalized mktime returned %u, expected %u\n",
(DWORD)local_time, (DWORD)ref);
ok( my_tm.tm_year == sav_tm.tm_year && my_tm.tm_mon == sav_tm.tm_mon &&
my_tm.tm_mday == sav_tm.tm_mday && my_tm.tm_hour == sav_tm.tm_hour &&
my_tm.tm_sec == sav_tm.tm_sec,
@ -109,8 +127,8 @@ static void test_mktime(void)
my_tm.tm_min -= 60;
my_tm.tm_hour += 1;
local_time = mktime(&my_tm);
ok(((DWORD)local_time == SECSPERDAY), "Unnormalized mktime returned %u, expected %u\n",
(DWORD)local_time, SECSPERDAY);
ok(local_time == ref, "Unnormalized mktime returned %u, expected %u\n",
(DWORD)local_time, (DWORD)ref);
ok( my_tm.tm_year == sav_tm.tm_year && my_tm.tm_mon == sav_tm.tm_mon &&
my_tm.tm_mday == sav_tm.tm_mday && my_tm.tm_hour == sav_tm.tm_hour &&
my_tm.tm_sec == sav_tm.tm_sec,
@ -123,8 +141,8 @@ static void test_mktime(void)
my_tm.tm_mon -= 12;
my_tm.tm_year += 1;
local_time = mktime(&my_tm);
ok(((DWORD)local_time == SECSPERDAY), "Unnormalized mktime returned %u, expected %u\n",
(DWORD)local_time, SECSPERDAY);
ok(local_time == ref, "Unnormalized mktime returned %u, expected %u\n",
(DWORD)local_time, (DWORD)ref);
ok( my_tm.tm_year == sav_tm.tm_year && my_tm.tm_mon == sav_tm.tm_mon &&
my_tm.tm_mday == sav_tm.tm_mday && my_tm.tm_hour == sav_tm.tm_hour &&
my_tm.tm_sec == sav_tm.tm_sec,
@ -137,8 +155,8 @@ static void test_mktime(void)
my_tm.tm_mon += 12;
my_tm.tm_year -= 1;
local_time = mktime(&my_tm);
ok(((DWORD)local_time == SECSPERDAY), "Unnormalized mktime returned %u, expected %u\n",
(DWORD)local_time, SECSPERDAY);
ok(local_time == ref, "Unnormalized mktime returned %u, expected %u\n",
(DWORD)local_time, (DWORD)ref);
ok( my_tm.tm_year == sav_tm.tm_year && my_tm.tm_mon == sav_tm.tm_mon &&
my_tm.tm_mday == sav_tm.tm_mday && my_tm.tm_hour == sav_tm.tm_hour &&
my_tm.tm_sec == sav_tm.tm_sec,
@ -149,7 +167,7 @@ static void test_mktime(void)
sav_tm.tm_hour,sav_tm.tm_sec);
/* now a bad time example */
my_tm = sav_tm;
my_tm.tm_year -= 1;
my_tm.tm_year = 69;
local_time = mktime(&my_tm);
ok((local_time == -1), "(bad time) mktime returned %d, expected -1\n", (int)local_time);
@ -159,7 +177,7 @@ static void test_mktime(void)
_snprintf(TZ_env,255,"TZ=%s",(getenv("TZ")?getenv("TZ"):""));
putenv("TZ=GMT");
nulltime = mktime(&my_tm);
ok(((DWORD)nulltime == SECSPERDAY),"mktime returned 0x%08x\n",(DWORD)nulltime);
ok(nulltime == ref,"mktime returned 0x%08x\n",(DWORD)nulltime);
putenv(TZ_env);
}
@ -167,16 +185,21 @@ static void test_localtime(void)
{
TIME_ZONE_INFORMATION tzinfo;
DWORD res = GetTimeZoneInformation(&tzinfo);
time_t gmt = (time_t)(SECSPERDAY + tzinfo.Bias * SECSPERMIN);
time_t gmt, ref;
char TZ_env[256];
struct tm* lt;
int year = get_test_year( &ref );
int is_leap = !(year % 4) && ((year % 100) || !((year + 300) % 400));
gmt = ref + SECSPERDAY + tzinfo.Bias * SECSPERMIN;
ok (res != TIME_ZONE_ID_INVALID, "GetTimeZoneInformation failed\n");
lt = localtime(&gmt);
ok(((lt->tm_year == 70) && (lt->tm_mon == 0) && (lt->tm_yday == 1) &&
(lt->tm_mday == 2) && (lt->tm_wday == 5) && (lt->tm_hour == 0) &&
(lt->tm_min == 0) && (lt->tm_sec == 0) && (lt->tm_isdst == 0)),
gmt += (lt->tm_isdst ? tzinfo.DaylightBias : tzinfo.StandardBias) * SECSPERMIN;
lt = localtime(&gmt);
ok(((lt->tm_year == year) && (lt->tm_mon == 0) && (lt->tm_yday == 1) &&
(lt->tm_mday == 2) && (lt->tm_hour == 0) &&
(lt->tm_min == 0) && (lt->tm_sec == 0)),
"Wrong date:Year %d mon %d yday %d mday %d wday %d hour %d min %d sec %d dst %d\n",
lt->tm_year, lt->tm_mon, lt->tm_yday, lt->tm_mday, lt->tm_wday, lt->tm_hour,
lt->tm_min, lt->tm_sec, lt->tm_isdst);
@ -184,21 +207,21 @@ static void test_localtime(void)
_snprintf(TZ_env,255,"TZ=%s",(getenv("TZ")?getenv("TZ"):""));
putenv("TZ=GMT");
lt = localtime(&gmt);
ok(((lt->tm_year == 70) && (lt->tm_mon == 0) && (lt->tm_yday == 1) &&
(lt->tm_mday == 2) && (lt->tm_wday == 5) && (lt->tm_hour == 0) &&
(lt->tm_min == 0) && (lt->tm_sec == 0) && (lt->tm_isdst == 0)),
ok(((lt->tm_year == year) && (lt->tm_mon == 0) && (lt->tm_yday == 1) &&
(lt->tm_mday == 2) && (lt->tm_hour == 0) &&
(lt->tm_min == 0) && (lt->tm_sec == 0)),
"Wrong date:Year %d mon %d yday %d mday %d wday %d hour %d min %d sec %d dst %d\n",
lt->tm_year, lt->tm_mon, lt->tm_yday, lt->tm_mday, lt->tm_wday, lt->tm_hour,
lt->tm_min, lt->tm_sec, lt->tm_isdst);
putenv(TZ_env);
/* June 22 */
gmt += 201 * SECSPERDAY;
gmt = ref + 202 * SECSPERDAY + tzinfo.Bias * SECSPERMIN;
lt = localtime(&gmt);
gmt += (lt->tm_isdst ? tzinfo.DaylightBias : tzinfo.StandardBias) * SECSPERMIN;
lt = localtime(&gmt);
ok(((lt->tm_year == 70) && (lt->tm_mon == 6) && (lt->tm_yday == 202) &&
(lt->tm_mday == 22) && (lt->tm_wday == 3) && (lt->tm_hour == 0) &&
ok(((lt->tm_year == year) && (lt->tm_mon == 6) && (lt->tm_yday == 202) &&
(lt->tm_mday == 22 - is_leap) && (lt->tm_hour == 0) &&
(lt->tm_min == 0) && (lt->tm_sec == 0)),
"Wrong date:Year %d mon %d yday %d mday %d wday %d hour %d min %d sec %d dst %d\n",
lt->tm_year, lt->tm_mon, lt->tm_yday, lt->tm_mday, lt->tm_wday, lt->tm_hour,