diff options
Diffstat (limited to 'src/test/test-time.c')
| -rw-r--r-- | src/test/test-time.c | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/src/test/test-time.c b/src/test/test-time.c index ee7d55c5ab..7078a0374d 100644 --- a/src/test/test-time.c +++ b/src/test/test-time.c @@ -19,6 +19,7 @@ #include "strv.h" #include "time-util.h" +#include "random-util.h" static void test_parse_sec(void) { usec_t u; @@ -201,6 +202,48 @@ static void test_usec_sub(void) { assert_se(usec_sub(USEC_INFINITY, 5) == USEC_INFINITY); } +static void test_format_timestamp(void) { + unsigned i; + + for (i = 0; i < 100; i++) { + char buf[MAX(FORMAT_TIMESTAMP_MAX, FORMAT_TIMESPAN_MAX)]; + usec_t x, y; + + random_bytes(&x, sizeof(x)); + x = x % (2147483600 * USEC_PER_SEC) + 1; + + assert_se(format_timestamp(buf, sizeof(buf), x)); + log_info("%s", buf); + assert_se(parse_timestamp(buf, &y) >= 0); + assert_se(x / USEC_PER_SEC == y / USEC_PER_SEC); + + assert_se(format_timestamp_utc(buf, sizeof(buf), x)); + log_info("%s", buf); + assert_se(parse_timestamp(buf, &y) >= 0); + assert_se(x / USEC_PER_SEC == y / USEC_PER_SEC); + + assert_se(format_timestamp_us(buf, sizeof(buf), x)); + log_info("%s", buf); + assert_se(parse_timestamp(buf, &y) >= 0); + assert_se(x == y); + + assert_se(format_timestamp_us_utc(buf, sizeof(buf), x)); + log_info("%s", buf); + assert_se(parse_timestamp(buf, &y) >= 0); + assert_se(x == y); + + assert_se(format_timestamp_relative(buf, sizeof(buf), x)); + log_info("%s", buf); + assert_se(parse_timestamp(buf, &y) >= 0); + + /* The two calls above will run with a slightly different local time. Make sure we are in the same + * range however, but give enough leeway that this is unlikely to explode. And of course, + * format_timestamp_relative() scales the accuracy with the distance from the current time up to one + * month, cover for that too. */ + assert_se(y > x ? y - x : x - y <= USEC_PER_MONTH + USEC_PER_DAY); + } +} + int main(int argc, char *argv[]) { uintmax_t x; @@ -214,6 +257,7 @@ int main(int argc, char *argv[]) { test_get_timezones(); test_usec_add(); test_usec_sub(); + test_format_timestamp(); /* Ensure time_t is signed */ assert_cc((time_t) -1 < (time_t) 1); |