libs/c-timestamp/t/tm.c

#include <string.h>
#include "timestamp.h"
#include "tap.h"

int 
main() {
    timestamp_t ts;
    struct tm tm;

    {   /* 0001-01-01T12:30:45Z */
        ts.sec    = INT64_C(-62135551755);
        ts.nsec   = 0;
        ts.offset = 0;

        memset(&tm, 0, sizeof(tm));
        ok(timestamp_to_tm_utc(&ts, &tm) != NULL);
        cmp_ok(tm.tm_year,  "==", -1899, "tm_year");
        cmp_ok(tm.tm_mon,   "==",     0, "tm_mon");
        cmp_ok(tm.tm_mday,  "==",     1, "tm_mday");
        cmp_ok(tm.tm_yday,  "==",     0, "tm_yday");
        cmp_ok(tm.tm_wday,  "==",     1, "tm_wday");
        cmp_ok(tm.tm_hour,  "==",    12, "tm_hour");
        cmp_ok(tm.tm_min,   "==",    30, "tm_min");
        cmp_ok(tm.tm_sec,   "==",    45, "tm_sec");
    }

    {   /* 0001-01-01T12:30:45+02:00 */
        ts.sec    = INT64_C(-62135558955);
        ts.nsec   = 0;
        ts.offset = 120;

        memset(&tm, 0, sizeof(tm));
        ok(timestamp_to_tm_local(&ts, &tm) != NULL);
        cmp_ok(tm.tm_year,  "==", -1899, "tm_year");
        cmp_ok(tm.tm_mon,   "==",     0, "tm_mon");
        cmp_ok(tm.tm_mday,  "==",     1, "tm_mday");
        cmp_ok(tm.tm_yday,  "==",     0, "tm_yday");
        cmp_ok(tm.tm_wday,  "==",     1, "tm_wday");
        cmp_ok(tm.tm_hour,  "==",    12, "tm_hour");
        cmp_ok(tm.tm_min,   "==",    30, "tm_min");
        cmp_ok(tm.tm_sec,   "==",    45, "tm_sec");
    }
    
    {   /* 1970-12-31T23:59:59Z */
        ts.sec    = INT64_C(31535999);
        ts.nsec   = 0;
        ts.offset = 0;

        memset(&tm, 0, sizeof(tm));
        ok(timestamp_to_tm_utc(&ts, &tm) != NULL);
        cmp_ok(tm.tm_year,  "==",    70, "tm_year");
        cmp_ok(tm.tm_mon,   "==",    11, "tm_mon");
        cmp_ok(tm.tm_mday,  "==",    31, "tm_mday");
        cmp_ok(tm.tm_yday,  "==",   364, "tm_yday");
        cmp_ok(tm.tm_wday,  "==",     4, "tm_wday");
        cmp_ok(tm.tm_hour,  "==",    23, "tm_hour");
        cmp_ok(tm.tm_min,   "==",    59, "tm_min");
        cmp_ok(tm.tm_sec,   "==",    59, "tm_sec");
    }

    done_testing();
}