px4-firmware/apps/px4/tests/tests_param.c

79 lines
2.6 KiB
C

/****************************************************************************
*
* Copyright (C) 2012 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 tests_param.c
*
* Tests related to the parameter system.
*/
#include <stdio.h>
#include "systemlib/err.h"
#include "systemlib/param/param.h"
#include "tests.h"
PARAM_DEFINE_INT32(test, 0x12345678);
int
test_param(int argc, char *argv[])
{
param_t p;
p = param_find("test");
if (p == PARAM_INVALID)
errx(1, "test parameter not found");
param_type_t t = param_type(p);
if (t != PARAM_TYPE_INT32)
errx(1, "test parameter type mismatch (got %u)", (unsigned)t);
int32_t val;
if (param_get(p, &val) != 0)
errx(1, "failed to read test parameter");
if (val != 0x12345678)
errx(1, "parameter value mismatch");
val = 0xa5a5a5a5;
if (param_set(p, &val) != 0)
errx(1, "failed to write test parameter");
if (param_get(p, &val) != 0)
errx(1, "failed to re-read test parameter");
if ((uint32_t)val != 0xa5a5a5a5)
errx(1, "parameter value mismatch after write");
warnx("parameter test PASS");
return 0;
}