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Diffstat (limited to 'src/lib/tests/time_test.c')
| -rw-r--r-- | src/lib/tests/time_test.c | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/src/lib/tests/time_test.c b/src/lib/tests/time_test.c new file mode 100644 index 00000000..65f896bb --- /dev/null +++ b/src/lib/tests/time_test.c @@ -0,0 +1,164 @@ +/* + * Ouroboros - Copyright (C) 2016 - 2024 + * + * Test of the time utilities + * + * Dimitri Staessens <dimitri@ouroboros.rocks> + * Sander Vrijders <sander@ouroboros.rocks> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., http://www.fsf.org/about/contact/. + */ + +#define _POSIX_C_SOURCE 200809L + +#include <ouroboros/time.h> + +#include <stdio.h> + +static void ts_print(struct timespec * s) +{ + printf("timespec is %zd:%ld.\n", (ssize_t) s->tv_sec, s->tv_nsec); +} + +static void tv_print(struct timeval * v) +{ + printf("timeval is %zd:%zu.\n", (ssize_t) v->tv_sec, (size_t) v->tv_usec); +} + +static void ts_init(struct timespec * s, + time_t sec, + time_t nsec) +{ + s->tv_sec = sec; + s->tv_nsec = nsec; +} + +static void tv_init(struct timeval * v, + time_t sec, + time_t usec) +{ + v->tv_sec = sec; + v->tv_usec = usec; +} + +static int ts_check(struct timespec * s, + time_t sec, + time_t nsec) +{ + return s->tv_sec == sec && s->tv_nsec == nsec; +} + +static int tv_check(struct timeval * v, + time_t sec, + time_t usec) +{ + return v->tv_sec == sec && v->tv_usec == usec; +} + +int time_test(int argc, + char ** argv) +{ + struct timespec s0; + struct timespec s1; + struct timespec s2; + + struct timeval v0; + struct timeval v1; + struct timeval v2; + + (void) argc; + (void) argv; + + ts_init(&s0, 0, 0); + ts_init(&s1, 5, 0); + + ts_add(&s0, &s1, &s2); + if (!ts_check(&s2, 5, 0)) { + printf("ts_add failed.\n"); + ts_print(&s2); + return -1; + } + + tv_init(&v0, 0, 0); + tv_init(&v1, 5, 0); + + tv_add(&v0, &v1, &v2); + if (!tv_check(&v2, 5, 0)) { + printf("tv_add failed.\n"); + tv_print(&v2); + return -1; + } + + ts_init(&s0, 0, 500 * MILLION); + ts_init(&s1, 0, 600 * MILLION); + + ts_add(&s0, &s1, &s2); + if (!ts_check(&s2, 1, 100 * MILLION)) { + printf("ts_add with nano overflow failed.\n"); + ts_print(&s2); + return -1; + } + + tv_init(&v0, 0, 500 * 1000); + tv_init(&v1, 0, 600 * 1000); + + tv_add(&v0, &v1, &v2); + if (!tv_check(&v2, 1, 100 * 1000)) { + printf("tv_add with nano overflow failed.\n"); + tv_print(&v2); + return -1; + } + + ts_init(&s0, 0, 0); + ts_init(&s1, 5, 0); + + ts_diff(&s0, &s1, &s2); + if (!ts_check(&s2, -5, 0)) { + printf("ts_diff failed.\n"); + ts_print(&s2); + return -1; + } + + tv_init(&v0, 0, 0); + tv_init(&v1, 5, 0); + + tv_diff(&v0, &v1, &v2); + if (!tv_check(&v2, -5, 0)) { + printf("tv_diff failed.\n"); + tv_print(&v2); + return -1; + } + + ts_init(&s0, 0, 500 * MILLION); + ts_init(&s1, 0, 600 * MILLION); + + ts_diff(&s0, &s1, &s2); + if (!ts_check(&s2, -1, 900 * MILLION)) { + printf("ts_diff with nano underflow failed.\n"); + ts_print(&s2); + return -1; + } + + tv_init(&v0, 0, 500 * 1000); + tv_init(&v1, 0, 600 * 1000); + + tv_diff(&v0, &v1, &v2); + if (!tv_check(&v2, -1, 900 * 1000)) { + printf("tv_diff with nano underflow failed.\n"); + tv_print(&v2); + return -1; + } + + return 0; +} |