TEST(time, mktime_10310929) {
struct tm t;
memset(&t, 0, sizeof(tm));
t.tm_year = 200;
t.tm_mon = 2;
t.tm_mday = 10;
#if !defined(__LP64__)
// 32-bit bionic stupidly had a signed 32-bit time_t.
ASSERT_EQ(-1, mktime(&t));
#if defined(__BIONIC__)
ASSERT_EQ(-1, mktime_tz(&t, "UTC"));
#endif
#else
// Everyone else should be using a signed 64-bit time_t.
ASSERT_GE(sizeof(time_t) * 8, 64U);
setenv("TZ", "America/Los_Angeles", 1);
tzset();
ASSERT_EQ(static_cast<time_t>(4108348800U), mktime(&t));
#if defined(__BIONIC__)
ASSERT_EQ(static_cast<time_t>(4108320000U), mktime_tz(&t, "UTC"));
#endif
setenv("TZ", "UTC", 1);
tzset();
ASSERT_EQ(static_cast<time_t>(4108320000U), mktime(&t));
#if defined(__BIONIC__)
ASSERT_EQ(static_cast<time_t>(4108348800U), mktime_tz(&t, "America/Los_Angeles"));
#endif
#endif
}
int64_t
Time::toMillis(bool ignoreDst)
{
if (ignoreDst) {
this->t.tm_isdst = -1;
}
int64_t r = mktime_tz(&(this->t), this->timezone);
if (r == -1)
return -1;
return r * 1000;
}
TEST(time, mktime_tz) {
#if defined(__BIONIC__)
struct tm epoch;
memset(&epoch, 0, sizeof(tm));
epoch.tm_year = 1970 - 1900;
epoch.tm_mon = 1;
epoch.tm_mday = 1;
// Alphabetically first. Coincidentally equivalent to UTC.
ASSERT_EQ(2678400, mktime_tz(&epoch, "Africa/Abidjan"));
// Alphabetically last. Coincidentally equivalent to UTC.
ASSERT_EQ(2678400, mktime_tz(&epoch, "Zulu"));
// Somewhere in the middle, not UTC.
ASSERT_EQ(2707200, mktime_tz(&epoch, "America/Los_Angeles"));
// Missing. Falls back to UTC.
ASSERT_EQ(2678400, mktime_tz(&epoch, "PST"));
#else // __BIONIC__
GTEST_LOG_(INFO) << "This test does nothing.\n";
#endif // __BIONIC__
}
void
Time::switchTimezone(const char* timezone)
{
time_t seconds = mktime_tz(&(this->t), this->timezone);
localtime_tz(&seconds, &(this->t), timezone);
}
