/* * Ouroboros - Copyright (C) 2016 - 2019 * * Test of the time utilities * * Dimitri Staessens <dimitri.staessens@ugent.be> * Sander Vrijders <sander.vrijders@ugent.be> * * 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_utils.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_utils_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; }