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2023-11-08 Fred Gleason <fredg@paravelsystems.com>

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* Added a 'gpio_fuzz_test' test harness in 'tests/'.

Signed-off-by: Fred Gleason <fredg@paravelsystems.com>
This commit is contained in:
Fred Gleason
2023-11-08 09:43:21 -05:00
parent 96911261d2
commit a7078a51a6
5 changed files with 215 additions and 1 deletions
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169
tests/gpio_fuzz_test.cpp Normal file
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// gpio_fuzz_test.cpp
//
// Generate a series of Rivendell GPIO events.
//
// (C) Copyright 2010-2023 Fred Gleason <fredg@paravelsystems.com>
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License version 2 as
// published by the Free Software Foundation.
//
// 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., 675 Mass Ave, Cambridge, MA 02139, USA.
//
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <QCoreApplication>
#include <QUdpSocket>
#include <rd.h>
#include <rdcmd_switch.h>
#include <rdcoreapplication.h>
#include "gpio_fuzz_test.h"
MainObject::MainObject(QObject *parent)
{
bool gpis=false;
bool gpos=false;
QHostAddress host_address("127.0.0.1");
int interval=1000;
int first_line_number=-1;
int last_line_number=-1;
int matrix_number=-1;
int line_number=-1;
bool verbose=false;
bool ok=false;
QString type;
RDCmdSwitch *cmd=new RDCmdSwitch("gpio_fuzz_test",GPIO_FUZZ_TEST_USAGE);
for(unsigned i=0;i<cmd->keys();i++) {
if(cmd->key(i)=="--gpis") {
gpis=true;
cmd->setProcessed(i,true);
}
if(cmd->key(i)=="--gpos") {
gpos=true;
cmd->setProcessed(i,true);
}
if(cmd->key(i)=="--host-address") {
if(!host_address.setAddress(cmd->value(i))) {
fprintf(stderr,"gpio_fuzz_test: invalid --host-address\n");
exit(RDCoreApplication::ExitInvalidOption);
}
cmd->setProcessed(i,true);
}
if(cmd->key(i)=="--interval") {
interval=cmd->value(i).toInt(&ok);
if((!ok)||(interval<=0)) {
fprintf(stderr,"gpio_fuzz_test: invalid --interval\n");
exit(RDCoreApplication::ExitInvalidOption);
}
cmd->setProcessed(i,true);
}
if(cmd->key(i)=="--first-line-number") {
first_line_number=cmd->value(i).toInt(&ok);
if((!ok)||(first_line_number<=0)) {
fprintf(stderr,"gpio_fuzz_test: invalid --first-line-number\n");
exit(RDCoreApplication::ExitInvalidOption);
}
cmd->setProcessed(i,true);
}
if(cmd->key(i)=="--last-line-number") {
last_line_number=cmd->value(i).toInt(&ok);
if((!ok)||(last_line_number<=0)) {
fprintf(stderr,"gpio_fuzz_test: invalid --last-line-number\n");
exit(RDCoreApplication::ExitInvalidOption);
}
cmd->setProcessed(i,true);
}
if(cmd->key(i)=="--matrix-number") {
matrix_number=cmd->value(i).toInt(&ok);
if((!ok)||(matrix_number<0)||(matrix_number>=MAX_MATRICES)) {
fprintf(stderr,"gpio_fuzz_test: invalid --matrix-number\n");
exit(RDCoreApplication::ExitInvalidOption);
}
cmd->setProcessed(i,true);
}
if(cmd->key(i)=="--verbose") {
verbose=true;
cmd->setProcessed(i,true);
}
if(!cmd->processed(i)) {
fprintf(stderr,"gpio_fuzz_test: unknown option \"%s\"\n",
cmd->key(i).toUtf8().constData());
exit(RDCoreApplication::ExitInvalidOption);
cmd->setProcessed(i,true);
}
}
if((!gpis)&&(!gpos)) {
fprintf(stderr,"gpio_fuzz_test: no GPIO types specified\n");
exit(RDCoreApplication::ExitInvalidOption);
}
if(matrix_number<0) {
fprintf(stderr,"gpio_fuzz_test: no --matrix-number specified\n");
exit(RDCoreApplication::ExitInvalidOption);
}
if(first_line_number<0) {
fprintf(stderr,"gpio_fuzz_test: no --first-line-number specified\n");
exit(RDCoreApplication::ExitInvalidOption);
}
if(last_line_number<0) {
fprintf(stderr,"gpio_fuzz_test: no --last-line-number specified\n");
exit(RDCoreApplication::ExitInvalidOption);
}
//
// Send Socket
//
QUdpSocket *send_socket=new QUdpSocket(this);
while(1==1) {
if(gpis) {
type="I";
}
if(gpos) {
type="O";
}
if(gpis&&gpos) {
if(random()<(RAND_MAX/2)) {
type="I";
}
else {
type="O";
}
}
line_number=
first_line_number+((int64_t)(1+last_line_number-first_line_number)*(int64_t)random())/RAND_MAX;
QString msg=QString::asprintf("GO %d %s %d 1 300!",
matrix_number,
type.toUtf8().constData(),
line_number);
if(verbose) {
printf("%s\n",msg.toUtf8().constData());
}
send_socket->writeDatagram(msg.toUtf8(),host_address,RD_RML_NOECHO_PORT);
usleep(1000*interval);
}
exit(0);
}
int main(int argc,char *argv[])
{
QCoreApplication a(argc,argv);
new MainObject();
return a.exec();
}