ClickHouse/base/common/tests/date_lut4.cpp
2020-02-14 17:48:30 +03:00

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#include <iostream>
#include <common/DateLUT.h>
int main(int argc, char ** argv)
{
/** В DateLUT был глюк - для времён из дня 1970-01-01, возвращался номер часа больше 23. */
static const time_t TIME = 66130;
const auto & date_lut = DateLUT::instance();
std::cerr << date_lut.toHour(TIME) << std::endl;
std::cerr << date_lut.toDayNum(TIME) << std::endl;
const auto * values = reinterpret_cast<const DateLUTImpl::Values *>(&date_lut);
std::cerr << values[0].date << ", " << time_t(values[1].date - values[0].date) << std::endl;
return 0;
}