test_param.c
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/****************************************************************************
*
* Copyright (C) 2012-2019 PX4 Development Team. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name PX4 nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/**
* @file test_param.c
* Tests related to the parameter system.
*/
#include <px4_platform_common/defines.h>
#include <stdio.h>
#include "systemlib/err.h"
#include <parameters/param.h>
#include "tests_main.h"
#define PARAM_MAGIC1 12345678
#define PARAM_MAGIC2 0xa5a5a5a5
int
test_param(int argc, char *argv[])
{
param_t p;
p = param_find("TEST_PARAMS");
if (p == PARAM_INVALID) {
warnx("test parameter not found");
return 1;
}
if (param_reset(p) != OK) {
warnx("failed param reset");
return 1;
}
param_type_t t = param_type(p);
if (t != PARAM_TYPE_INT32) {
warnx("test parameter type mismatch (got %u)", (unsigned)t);
return 1;
}
int32_t val = -1;
if (param_get(p, &val) != OK) {
warnx("failed to read test parameter");
return 1;
}
if (val != PARAM_MAGIC1) {
warnx("parameter value mismatch");
return 1;
}
val = PARAM_MAGIC2;
if (param_set(p, &val) != OK) {
warnx("failed to write test parameter");
return 1;
}
if (param_get(p, &val) != OK) {
warnx("failed to re-read test parameter");
return 1;
}
if ((uint32_t)val != PARAM_MAGIC2) {
warnx("parameter value mismatch after write");
return 1;
}
warnx("parameter test PASS");
return 0;
}