Lorenz Meier 9409122638 RC tests: Add new test file
This file is using a PX4IO-bound receiver on a DX9
2021-01-01 14:26:36 +01:00

429 lines
9.0 KiB
C++

#include <unit_test.h>
#include <systemlib/err.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <drivers/drv_hrt.h>
#define DSM_DEBUG
#include <lib/rc/sbus.h>
#include <lib/rc/dsm.h>
#include <lib/rc/st24.h>
#include <lib/rc/sumd.h>
#include <lib/rc/crsf.h>
#if defined(CONFIG_ARCH_BOARD_PX4_SITL)
#define TEST_DATA_PATH "./test_data/"
#else
#define TEST_DATA_PATH "/fs/microsd"
#endif
extern "C" __EXPORT int rc_tests_main(int argc, char *argv[]);
class RCTest : public UnitTest
{
public:
bool run_tests() override;
private:
bool crsfTest();
bool dsmTest(const char *filepath, unsigned expected_chancount, unsigned expected_dropcount, unsigned chan0);
bool dsmTest10Ch();
bool dsmTest16Ch();
bool dsmTest22msDSMX16Ch();
bool sbus2Test();
bool st24Test();
bool sumdTest();
};
bool RCTest::run_tests()
{
ut_run_test(crsfTest);
ut_run_test(dsmTest10Ch);
ut_run_test(dsmTest16Ch);
ut_run_test(dsmTest22msDSMX16Ch);
ut_run_test(sbus2Test);
ut_run_test(st24Test);
ut_run_test(sumdTest);
return (_tests_failed == 0);
}
bool RCTest::crsfTest()
{
const char *filepath = TEST_DATA_PATH "crsf_rc_channels.txt";
FILE *fp = fopen(filepath, "rt");
ut_test(fp);
//PX4_INFO("loading data from: %s", filepath);
const int line_size = 500;
char line[line_size];
bool has_decoded_values = false;
const int max_channels = 16;
uint16_t rc_values[max_channels];
uint16_t num_values = 0;
int line_counter = 1;
while (fgets(line, line_size, fp) != nullptr) {
if (strncmp(line, "INPUT ", 6) == 0) {
if (has_decoded_values) {
PX4_ERR("Parser decoded values that are not in the test file (line=%i)", line_counter);
return false;
}
// read the values
const char *file_buffer = line + 6;
int frame_len = 0;
uint8_t frame[300];
int offset;
int number;
while (sscanf(file_buffer, "%x, %n", &number, &offset) > 0) {
frame[frame_len++] = number;
file_buffer += offset;
}
// Pipe the data into the parser
hrt_abstime now = hrt_absolute_time();
bool result = crsf_parse(now, frame, frame_len, rc_values, &num_values, max_channels);
if (result) {
has_decoded_values = true;
}
} else if (strncmp(line, "DECODED ", 8) == 0) {
if (!has_decoded_values) {
PX4_ERR("Test file contains decoded values but the parser did not decode anything (line=%i)", line_counter);
return false;
}
// read the values
const char *file_buffer = line + 8;
int offset;
int expected_rc_value;
int expected_num_channels = 0;
while (sscanf(file_buffer, "%x, %n", &expected_rc_value, &offset) > 0) {
// allow a small difference
if (abs(expected_rc_value - (int)rc_values[expected_num_channels]) > 10) {
PX4_ERR("File line: %i, channel: %i", line_counter, expected_num_channels);
ut_compare("Wrong decoded channel", expected_rc_value, rc_values[expected_num_channels]);
}
file_buffer += offset;
++expected_num_channels;
}
if (expected_num_channels != num_values) {
PX4_ERR("File line: %d", line_counter);
ut_compare("Unexpected number of decoded channels", expected_num_channels, num_values);
}
has_decoded_values = false;
}
++line_counter;
}
return true;
}
bool RCTest::dsmTest10Ch()
{
return dsmTest(TEST_DATA_PATH "dsm_x_data.txt", 10, 6, 1500);
}
bool RCTest::dsmTest16Ch()
{
return dsmTest(TEST_DATA_PATH "dsm_x_dx9_data.txt", 16, 3, 1500);
}
bool RCTest::dsmTest22msDSMX16Ch()
{
return dsmTest(TEST_DATA_PATH "dsm_x_dx9_px4_binding_data.txt", 16, 6, 1499);
}
bool RCTest::dsmTest(const char *filepath, unsigned expected_chancount, unsigned expected_dropcount, unsigned chan0)
{
FILE *fp;
fp = fopen(filepath, "rt");
ut_test(fp);
//PX4_INFO("loading data from: %s", filepath);
float f;
unsigned x;
int ret;
// Trash the first 20 lines
for (unsigned i = 0; i < 20; i++) {
char buf[200];
(void)fgets(buf, sizeof(buf), fp);
}
// Init the parser
uint8_t frame[30];
uint16_t rc_values[18];
uint16_t num_values;
bool dsm_11_bit;
unsigned dsm_frame_drops = 0;
uint16_t max_channels = sizeof(rc_values) / sizeof(rc_values[0]);
int count = 0;
unsigned last_drop = 0;
dsm_proto_init();
while (EOF != (ret = fscanf(fp, "%f,%x,,", &f, &x))) {
if (ret <= 0) {
fclose(fp);
ut_test(ret > 0);
}
frame[0] = x;
unsigned len = 1;
// Pipe the data into the parser
bool result = dsm_parse(f * 1e6f, &frame[0], len, rc_values, &num_values,
&dsm_11_bit, &dsm_frame_drops, nullptr, max_channels);
if (result) {
if (count > (16 * 10)) { // need to process enough data to have full channel count
ut_compare("num_values == expected_chancount", num_values, expected_chancount);
}
ut_test(abs((int)chan0 - (int)rc_values[0]) < 30);
//PX4_INFO("decoded packet with %d channels and %s encoding:", num_values, (dsm_11_bit) ? "11 bit" : "10 bit");
for (unsigned i = 0; i < num_values; i++) {
//PX4_INFO("chan #%u:\t%d", i, (int)rc_values[i]);
}
}
if (last_drop != (dsm_frame_drops)) {
//PX4_INFO("frame dropped, now #%d", (dsm_frame_drops));
last_drop = dsm_frame_drops;
}
count++;
}
fclose(fp);
ut_test(ret == EOF);
//PX4_INFO("drop: %d", (int)last_drop);
ut_compare("last_drop == expected_dropcount", last_drop, expected_dropcount);
return true;
}
bool RCTest::sbus2Test()
{
const char *filepath = TEST_DATA_PATH "sbus2_r7008SB.txt";
FILE *fp;
fp = fopen(filepath, "rt");
ut_test(fp);
//PX4_INFO("loading data from: %s", filepath);
float f;
unsigned x;
int ret;
// Trash the first 20 lines
for (unsigned i = 0; i < 20; i++) {
char buf[200];
(void)fgets(buf, sizeof(buf), fp);
}
// Init the parser
uint8_t frame[SBUS_BUFFER_SIZE];
uint16_t rc_values[18];
uint16_t num_values;
unsigned sbus_frame_drops = 0;
unsigned sbus_frame_resets = 0;
bool sbus_failsafe;
bool sbus_frame_drop;
uint16_t max_channels = sizeof(rc_values) / sizeof(rc_values[0]);
int rate_limiter = 0;
unsigned last_drop = 0;
while (EOF != (ret = fscanf(fp, "%f,%x,,", &f, &x))) {
if (ret <= 0) {
fclose(fp);
ut_test(ret > 0);
}
frame[0] = x;
unsigned len = 1;
// Pipe the data into the parser
hrt_abstime now = hrt_absolute_time();
// if (rate_limiter % byte_offset == 0) {
bool result = sbus_parse(now, &frame[0], len, rc_values, &num_values,
&sbus_failsafe, &sbus_frame_drop, &sbus_frame_drops, max_channels);
if (result) {
//PX4_INFO("decoded packet");
}
// }
if (last_drop != (sbus_frame_drops + sbus_frame_resets)) {
PX4_WARN("frame dropped, now #%d", (sbus_frame_drops + sbus_frame_resets));
last_drop = sbus_frame_drops + sbus_frame_resets;
}
rate_limiter++;
}
ut_test(ret == EOF);
return true;
}
bool RCTest::st24Test()
{
const char *filepath = TEST_DATA_PATH "st24_data.txt";
//PX4_INFO("loading data from: %s", filepath);
FILE *fp;
fp = fopen(filepath, "rt");
ut_test(fp);
float f;
unsigned x;
int ret;
// Trash the first 20 lines
for (unsigned i = 0; i < 20; i++) {
char buf[200];
(void)fgets(buf, sizeof(buf), fp);
}
float last_time = 0;
while (EOF != (ret = fscanf(fp, "%f,%x,,", &f, &x))) {
if (ret <= 0) {
fclose(fp);
ut_test(ret > 0);
}
if (((f - last_time) * 1000 * 1000) > 3000) {
// PX4_INFO("FRAME RESET\n\n");
}
uint8_t b = static_cast<uint8_t>(x);
last_time = f;
// Pipe the data into the parser
//hrt_abstime now = hrt_absolute_time();
uint8_t rssi;
uint8_t rx_count;
uint16_t channel_count;
uint16_t channels[20];
if (!st24_decode(b, &rssi, &rx_count, &channel_count, channels, sizeof(channels) / sizeof(channels[0]))) {
//PX4_INFO("decoded: %u channels (converted to PPM range)", (unsigned)channel_count);
for (unsigned i = 0; i < channel_count; i++) {
//int16_t val = channels[i];
//PX4_INFO("channel %u: %d 0x%03X", i, static_cast<int>(val), static_cast<int>(val));
}
}
}
ut_test(ret == EOF);
return true;
}
bool RCTest::sumdTest()
{
const char *filepath = TEST_DATA_PATH "sumd_data.txt";
//PX4_INFO("loading data from: %s", filepath);
FILE *fp;
fp = fopen(filepath, "rt");
ut_test(fp);
float f;
unsigned x;
int ret;
// Trash the first 20 lines
for (unsigned i = 0; i < 20; i++) {
char buf[200];
(void)fgets(buf, sizeof(buf), fp);
}
float last_time = 0;
while (EOF != (ret = fscanf(fp, "%f,%x,,", &f, &x))) {
if (ret <= 0) {
fclose(fp);
ut_test(ret > 0);
}
if (((f - last_time) * 1000 * 1000) > 3000) {
// PX4_INFO("FRAME RESET\n\n");
}
uint8_t b = static_cast<uint8_t>(x);
last_time = f;
// Pipe the data into the parser
//hrt_abstime now = hrt_absolute_time();
uint8_t rssi;
uint8_t rx_count;
uint16_t channel_count;
uint16_t channels[32];
bool sumd_failsafe;
if (!sumd_decode(b, &rssi, &rx_count, &channel_count, channels, 32, &sumd_failsafe)) {
//PX4_INFO("decoded: %u channels (converted to PPM range)", (unsigned)channel_count);
for (unsigned i = 0; i < channel_count; i++) {
//int16_t val = channels[i];
//PX4_INFO("channel %u: %d 0x%03X", i, static_cast<int>(val), static_cast<int>(val));
}
}
}
ut_test(ret == EOF);
return true;
}
ut_declare_test_c(rc_tests_main, RCTest)