Raspberries/mraa
Private
Public Access
2
0
Fork 0
Code Activity

examples: Extended iio_dummy_test to cover more cases.

Browse Source 
Signed-off-by: Henry Bruce <henry.bruce@intel.com>
This commit is contained in:
Henry Bruce
2015-12-02 14:42:05 -08:00
committed by Brendan Le Foll
parent ae80d4afc8
commit c1d081c783
1 changed files with 46 additions and 20 deletions
Download Patch File Download Diff File Expand all files Collapse all files

66
examples/iio_dummy_test.c
View File

@@ -1,5 +1,5 @@
/*
* Author: Brendan Le Foll
* Author: Henry Bruce
* Copyright (c) 2015 Intel Corporation.
*
* Permission is hereby granted, free of charge, to any person obtaining
@@ -23,37 +23,63 @@
*/
#include <unistd.h>
#include <math.h>
#include <float.h>
#include "mraa/iio.h"
#define EXPECT_FAILURE 0
#define EXPECT_SUCCESS 1
void log_result(const char* test_name, const char* attr_name, mraa_boolean_t expect_success, mraa_result_t test_result)
{
char* result;
if (expect_success)
result = test_result == MRAA_SUCCESS ? "PASS" : "FAIL";
else
result = test_result == MRAA_SUCCESS ? "FAIL" : "PASS";
fprintf(stdout, "%s(%s): %s\n", test_name, attr_name, result);
}
int
main()
{
mraa_iio_context iio_device0 = mraa_iio_init(0);
mraa_iio_context iio_device = mraa_iio_init(0);
char* attr_name;
if (iio_device0 == NULL) {
fprintf(stderr, "IIO device %d not found\n", 0);
return EXIT_FAILURE;
}
fprintf(stderr, "Using IIO device %s\n", mraa_iio_get_device_name(iio_device0));
float iio_float;
int iio_integer;
mraa_result_t ret;
if (iio_device == NULL) {
fprintf(stderr, "IIO device %d not found\n", 0);
return EXIT_FAILURE;
}
fprintf(stderr, "Using IIO device %s\n", mraa_iio_get_device_name(iio_device));
attr_name = "in_accel_x_raw";
fprintf(stdout, "IIO write in_accel_x_raw: ");
ret = mraa_iio_write_float(iio_device0, "in_accel_x_raw", 0.019163);
if (ret != MRAA_SUCCESS) {
mraa_result_print(ret);
}
ret = mraa_iio_write_float(iio_device, attr_name, 100);
log_result("iio_write_float", attr_name, EXPECT_FAILURE, ret);
fprintf(stdout, "IIO read in_accel_x_raw\n");
ret = mraa_iio_read_float(iio_device0, "in_accel_x_raw", &iio_float);
if (ret == MRAA_SUCCESS)
fprintf(stdout, "in_accel_x_raw: %f\n", iio_float);
else
mraa_result_print(ret);
attr_name = "in_voltage0_scale";
ret = mraa_iio_write_float(iio_device, attr_name, 100);
log_result("iio_write_float", attr_name, EXPECT_FAILURE, ret);
return EXIT_SUCCESS;
attr_name = "out_voltage0_raw";
ret = mraa_iio_write_integer(iio_device, attr_name, 100);
log_result("iio_write_integer", attr_name, EXPECT_SUCCESS, ret);
attr_name = "in_accel_x_raw";
ret = mraa_iio_read_integer(iio_device, attr_name, &iio_integer);
ret = iio_integer == 34 ? MRAA_SUCCESS : MRAA_ERROR_UNSPECIFIED;
log_result("iio_read_integer", attr_name, EXPECT_SUCCESS, ret);
attr_name = "in_voltage0_scale";
ret = mraa_iio_read_float(iio_device, attr_name, &iio_float);
ret = fabs(iio_float - 0.001333) < FLT_EPSILON ? MRAA_SUCCESS : MRAA_ERROR_UNSPECIFIED;
log_result("iio_read_float", attr_name, EXPECT_SUCCESS, ret);
attr_name = "";
ret = mraa_iio_stop(iio_device);
log_result("iio_stop", attr_name, EXPECT_SUCCESS, ret);
return EXIT_SUCCESS;
}