freeswitch/libs/spandsp/tests/schedule_tests.c
2013-03-14 21:22:51 +08:00

113 lines
3.1 KiB
C

/*
* SpanDSP - a series of DSP components for telephony
*
* schedule_tests.c
*
* Written by Steve Underwood <steveu@coppice.org>
*
* Copyright (C) 2004 Steve Underwood
*
* All rights reserved.
*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/*! \page schedule_tests_page Event scheduler tests
\section schedule_tests_page_sec_1 What does it do?
???.
\section schedule_tests_page_sec_2 How does it work?
???.
*/
#if defined(HAVE_CONFIG_H)
#include "config.h"
#endif
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#define SPANDSP_EXPOSE_INTERNAL_STRUCTURES
#include "spandsp.h"
uint64_t when1;
uint64_t when2;
static void callback1(span_sched_state_t *s, void *user_data)
{
int id;
uint64_t when;
when = span_schedule_time(s);
printf("1: Callback at %f %" PRId64 "\n", (float) when/1000000.0, when - when1);
if ((when - when1))
{
printf("Callback occured at the wrong time.\n");
exit(2);
}
id = span_schedule_event(s, 500000, callback1, NULL);
when1 = when + 500000;
when = span_schedule_next(s);
printf("1: Event %d, earliest is %" PRId64 "\n", id, when);
}
static void callback2(span_sched_state_t *s, void *user_data)
{
int id;
uint64_t when;
when = span_schedule_time(s);
printf("2: Callback at %f %" PRId64 "\n", (float) when/1000000.0, when - when2);
id = span_schedule_event(s, 550000, callback2, NULL);
if ((when - when2) != 10000)
{
printf("Callback occured at the wrong time.\n");
exit(2);
}
when2 = when + 550000;
when = span_schedule_next(s);
printf("2: Event %d, earliest is %" PRId64 "\n", id, when);
}
int main(int argc, char *argv[])
{
int i;
span_sched_state_t sched;
uint64_t when;
span_schedule_init(&sched);
span_schedule_event(&sched, 500000, callback1, NULL);
span_schedule_event(&sched, 550000, callback2, NULL);
when1 = span_schedule_time(&sched) + 500000;
when2 = span_schedule_time(&sched) + 550000;
//span_schedule_del(&sched, id);
for (i = 0; i < 100000000; i += 20000)
span_schedule_update(&sched, 20000);
when = span_schedule_time(&sched);
if ((when1 - when) < 0 || (when1 - when) > 500000 || (when2 - when) < 0 || (when2 - when) > 550000)
{
printf("Callback failed to occur.\n");
exit(2);
}
span_schedule_release(&sched);
printf("Tests passed.\n");
return 0;
}
/*- End of function --------------------------------------------------------*/
/*- End of file ------------------------------------------------------------*/