Systemd/src/test/test-time.c

228 lines
8.2 KiB
C

/***
This file is part of systemd.
Copyright 2013 Lennart Poettering
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
systemd is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include "strv.h"
#include "time-util.h"
static void test_parse_sec(void) {
usec_t u;
assert_se(parse_sec("5s", &u) >= 0);
assert_se(u == 5 * USEC_PER_SEC);
assert_se(parse_sec("5s500ms", &u) >= 0);
assert_se(u == 5 * USEC_PER_SEC + 500 * USEC_PER_MSEC);
assert_se(parse_sec(" 5s 500ms ", &u) >= 0);
assert_se(u == 5 * USEC_PER_SEC + 500 * USEC_PER_MSEC);
assert_se(parse_sec(" 5.5s ", &u) >= 0);
assert_se(u == 5 * USEC_PER_SEC + 500 * USEC_PER_MSEC);
assert_se(parse_sec(" 5.5s 0.5ms ", &u) >= 0);
assert_se(u == 5 * USEC_PER_SEC + 500 * USEC_PER_MSEC + 500);
assert_se(parse_sec(" .22s ", &u) >= 0);
assert_se(u == 220 * USEC_PER_MSEC);
assert_se(parse_sec(" .50y ", &u) >= 0);
assert_se(u == USEC_PER_YEAR / 2);
assert_se(parse_sec("2.5", &u) >= 0);
assert_se(u == 2500 * USEC_PER_MSEC);
assert_se(parse_sec(".7", &u) >= 0);
assert_se(u == 700 * USEC_PER_MSEC);
assert_se(parse_sec("infinity", &u) >= 0);
assert_se(u == USEC_INFINITY);
assert_se(parse_sec(" infinity ", &u) >= 0);
assert_se(u == USEC_INFINITY);
assert_se(parse_sec(" xyz ", &u) < 0);
assert_se(parse_sec("", &u) < 0);
assert_se(parse_sec(" . ", &u) < 0);
assert_se(parse_sec(" 5. ", &u) < 0);
assert_se(parse_sec(".s ", &u) < 0);
assert_se(parse_sec(" infinity .7", &u) < 0);
assert_se(parse_sec(".3 infinity", &u) < 0);
}
static void test_parse_time(void) {
usec_t u;
assert_se(parse_time("5", &u, 1) >= 0);
assert_se(u == 5);
assert_se(parse_time("5", &u, USEC_PER_MSEC) >= 0);
assert_se(u == 5 * USEC_PER_MSEC);
assert_se(parse_time("5", &u, USEC_PER_SEC) >= 0);
assert_se(u == 5 * USEC_PER_SEC);
assert_se(parse_time("5s", &u, 1) >= 0);
assert_se(u == 5 * USEC_PER_SEC);
assert_se(parse_time("5s", &u, USEC_PER_SEC) >= 0);
assert_se(u == 5 * USEC_PER_SEC);
assert_se(parse_time("5s", &u, USEC_PER_MSEC) >= 0);
assert_se(u == 5 * USEC_PER_SEC);
}
static void test_parse_nsec(void) {
nsec_t u;
assert_se(parse_nsec("5s", &u) >= 0);
assert_se(u == 5 * NSEC_PER_SEC);
assert_se(parse_nsec("5s500ms", &u) >= 0);
assert_se(u == 5 * NSEC_PER_SEC + 500 * NSEC_PER_MSEC);
assert_se(parse_nsec(" 5s 500ms ", &u) >= 0);
assert_se(u == 5 * NSEC_PER_SEC + 500 * NSEC_PER_MSEC);
assert_se(parse_nsec(" 5.5s ", &u) >= 0);
assert_se(u == 5 * NSEC_PER_SEC + 500 * NSEC_PER_MSEC);
assert_se(parse_nsec(" 5.5s 0.5ms ", &u) >= 0);
assert_se(u == 5 * NSEC_PER_SEC + 500 * NSEC_PER_MSEC + 500 * NSEC_PER_USEC);
assert_se(parse_nsec(" .22s ", &u) >= 0);
assert_se(u == 220 * NSEC_PER_MSEC);
assert_se(parse_nsec(" .50y ", &u) >= 0);
assert_se(u == NSEC_PER_YEAR / 2);
assert_se(parse_nsec("2.5", &u) >= 0);
assert_se(u == 2);
assert_se(parse_nsec(".7", &u) >= 0);
assert_se(u == 0);
assert_se(parse_nsec("infinity", &u) >= 0);
assert_se(u == NSEC_INFINITY);
assert_se(parse_nsec(" infinity ", &u) >= 0);
assert_se(u == NSEC_INFINITY);
assert_se(parse_nsec(" xyz ", &u) < 0);
assert_se(parse_nsec("", &u) < 0);
assert_se(parse_nsec(" . ", &u) < 0);
assert_se(parse_nsec(" 5. ", &u) < 0);
assert_se(parse_nsec(".s ", &u) < 0);
assert_se(parse_nsec(" infinity .7", &u) < 0);
assert_se(parse_nsec(".3 infinity", &u) < 0);
}
static void test_format_timespan_one(usec_t x, usec_t accuracy) {
char *r;
char l[FORMAT_TIMESPAN_MAX];
usec_t y;
log_info(USEC_FMT" (at accuracy "USEC_FMT")", x, accuracy);
r = format_timespan(l, sizeof(l), x, accuracy);
assert_se(r);
log_info(" = <%s>", l);
assert_se(parse_sec(l, &y) >= 0);
log_info(" = "USEC_FMT, y);
if (accuracy <= 0)
accuracy = 1;
assert_se(x / accuracy == y / accuracy);
}
static void test_format_timespan(usec_t accuracy) {
test_format_timespan_one(0, accuracy);
test_format_timespan_one(1, accuracy);
test_format_timespan_one(1*USEC_PER_SEC, accuracy);
test_format_timespan_one(999*USEC_PER_MSEC, accuracy);
test_format_timespan_one(1234567, accuracy);
test_format_timespan_one(12, accuracy);
test_format_timespan_one(123, accuracy);
test_format_timespan_one(1234, accuracy);
test_format_timespan_one(12345, accuracy);
test_format_timespan_one(123456, accuracy);
test_format_timespan_one(1234567, accuracy);
test_format_timespan_one(12345678, accuracy);
test_format_timespan_one(1200000, accuracy);
test_format_timespan_one(1230000, accuracy);
test_format_timespan_one(1230000, accuracy);
test_format_timespan_one(1234000, accuracy);
test_format_timespan_one(1234500, accuracy);
test_format_timespan_one(1234560, accuracy);
test_format_timespan_one(1234567, accuracy);
test_format_timespan_one(986087, accuracy);
test_format_timespan_one(500 * USEC_PER_MSEC, accuracy);
test_format_timespan_one(9*USEC_PER_YEAR/5 - 23, accuracy);
test_format_timespan_one(USEC_INFINITY, accuracy);
}
static void test_timezone_is_valid(void) {
assert_se(timezone_is_valid("Europe/Berlin"));
assert_se(timezone_is_valid("Australia/Sydney"));
assert_se(!timezone_is_valid("Europe/Do not exist"));
}
static void test_get_timezones(void) {
_cleanup_strv_free_ char **zones = NULL;
int r;
char **zone;
r = get_timezones(&zones);
assert_se(r == 0);
STRV_FOREACH(zone, zones)
assert_se(timezone_is_valid(*zone));
}
static void test_usec_add(void) {
assert_se(usec_add(0, 0) == 0);
assert_se(usec_add(1, 4) == 5);
assert_se(usec_add(USEC_INFINITY, 5) == USEC_INFINITY);
assert_se(usec_add(5, USEC_INFINITY) == USEC_INFINITY);
assert_se(usec_add(USEC_INFINITY-5, 2) == USEC_INFINITY-3);
assert_se(usec_add(USEC_INFINITY-2, 2) == USEC_INFINITY);
assert_se(usec_add(USEC_INFINITY-1, 2) == USEC_INFINITY);
assert_se(usec_add(USEC_INFINITY, 2) == USEC_INFINITY);
}
static void test_usec_sub(void) {
assert_se(usec_sub(0, 0) == 0);
assert_se(usec_sub(4, 1) == 3);
assert_se(usec_sub(4, 4) == 0);
assert_se(usec_sub(4, 5) == 0);
assert_se(usec_sub(USEC_INFINITY-3, -3) == USEC_INFINITY);
assert_se(usec_sub(USEC_INFINITY-3, -3) == USEC_INFINITY);
assert_se(usec_sub(USEC_INFINITY-3, -4) == USEC_INFINITY);
assert_se(usec_sub(USEC_INFINITY-3, -5) == USEC_INFINITY);
assert_se(usec_sub(USEC_INFINITY, 5) == USEC_INFINITY);
}
int main(int argc, char *argv[]) {
uintmax_t x;
test_parse_sec();
test_parse_time();
test_parse_nsec();
test_format_timespan(1);
test_format_timespan(USEC_PER_MSEC);
test_format_timespan(USEC_PER_SEC);
test_timezone_is_valid();
test_get_timezones();
test_usec_add();
test_usec_sub();
/* Ensure time_t is signed */
assert_cc((time_t) -1 < (time_t) 1);
/* Ensure TIME_T_MAX works correctly */
x = (uintmax_t) TIME_T_MAX;
x++;
assert((time_t) x < 0);
return 0;
}