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/* $Id$ */
/*
* Copyright (C)2003-2007 Benny Prijono <benny@prijono.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "test.h"
/**
* \page page_pjlib_sleep_test Test: Sleep, Time, and Timestamp
*
* This file provides implementation of \b sleep_test().
*
* \section sleep_test_sec Scope of the Test
*
* This tests:
* - whether pj_thread_sleep() works.
* - whether pj_gettimeofday() works.
* - whether pj_get_timestamp() and friends works.
*
* API tested:
* - pj_thread_sleep()
* - pj_gettimeofday()
* - PJ_TIME_VAL_SUB()
* - PJ_TIME_VAL_LTE()
* - pj_get_timestamp()
* - pj_get_timestamp_freq() (implicitly)
* - pj_elapsed_time()
* - pj_elapsed_usec()
*
*
* This file is <b>pjlib-test/sleep.c</b>
*
* \include pjlib-test/sleep.c
*/
#if INCLUDE_SLEEP_TEST
#include <pjlib.h>
#define THIS_FILE "sleep_test"
static int simple_sleep_test(void)
{
enum { COUNT = 5 };
int i;
pj_status_t rc;
PJ_LOG(3,(THIS_FILE, "..will write messages every 1 second:"));
for (i=0; i<COUNT; ++i) {
rc = pj_thread_sleep(1000);
if (rc != PJ_SUCCESS) {
app_perror("...error: pj_thread_sleep()", rc);
return -10;
}
PJ_LOG(3,(THIS_FILE, "...wake up.."));
}
return 0;
}
static int sleep_duration_test(void)
{
enum { MIS = 20, DURATION = 1000, DURATION2 = 500 };
pj_status_t rc;
PJ_LOG(3,(THIS_FILE, "..running sleep duration test"));
/* Test pj_thread_sleep() and pj_gettimeofday() */
{
pj_time_val start, stop;
pj_uint32_t msec;
/* Mark start of test. */
rc = pj_gettimeofday(&start);
if (rc != PJ_SUCCESS) {
app_perror("...error: pj_gettimeofday()", rc);
return -10;
}
/* Sleep */
rc = pj_thread_sleep(DURATION);
if (rc != PJ_SUCCESS) {
app_perror("...error: pj_thread_sleep()", rc);
return -20;
}
/* Mark end of test. */
rc = pj_gettimeofday(&stop);
/* Calculate duration (store in stop). */
PJ_TIME_VAL_SUB(stop, start);
/* Convert to msec. */
msec = PJ_TIME_VAL_MSEC(stop);
/* Check if it's within range. */
if (msec < DURATION * (100-MIS)/100 ||
msec > DURATION * (100+MIS)/100)
{
PJ_LOG(3,(THIS_FILE,
"...error: slept for %d ms instead of %d ms "
"(outside %d%% err window)",
msec, DURATION, MIS));
return -30;
}
}
/* Test pj_thread_sleep() and pj_get_timestamp() and friends */
{
pj_time_val t1, t2;
pj_timestamp start, stop;
pj_uint32_t msec;
pj_thread_sleep(0);
/* Mark start of test. */
rc = pj_get_timestamp(&start);
if (rc != PJ_SUCCESS) {
app_perror("...error: pj_get_timestamp()", rc);
return -60;
}
/* ..also with gettimeofday() */
pj_gettimeofday(&t1);
/* Sleep */
rc = pj_thread_sleep(DURATION2);
if (rc != PJ_SUCCESS) {
app_perror("...error: pj_thread_sleep()", rc);
return -70;
}
/* Mark end of test. */
pj_get_timestamp(&stop);
/* ..also with gettimeofday() */
pj_gettimeofday(&t2);
/* Compare t1 and t2. */
if (PJ_TIME_VAL_LT(t2, t1)) {
PJ_LOG(3,(THIS_FILE, "...error: t2 is less than t1!!"));
return -75;
}
/* Get elapsed time in msec */
msec = pj_elapsed_msec(&start, &stop);
/* Check if it's within range. */
if (msec < DURATION2 * (100-MIS)/100 ||
msec > DURATION2 * (100+MIS)/100)
{
PJ_LOG(3,(THIS_FILE,
"...error: slept for %d ms instead of %d ms "
"(outside %d%% err window)",
msec, DURATION2, MIS));
PJ_TIME_VAL_SUB(t2, t1);
PJ_LOG(3,(THIS_FILE,
"...info: gettimeofday() reported duration is "
"%d msec",
PJ_TIME_VAL_MSEC(t2)));
return -76;
}
}
/* All done. */
return 0;
}
int sleep_test()
{
int rc;
rc = simple_sleep_test();
if (rc != PJ_SUCCESS)
return rc;
rc = sleep_duration_test();
if (rc != PJ_SUCCESS)
return rc;
return 0;
}
#else
/* To prevent warning about "translation unit is empty"
* when this test is disabled.
*/
int dummy_sleep_test;
#endif /* INCLUDE_SLEEP_TEST */
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