1
0
mirror of https://github.com/f4exb/sdrangel.git synced 2024-11-25 01:18:38 -05:00
sdrangel/sdrbench/test_golay2312.cpp
2021-04-17 23:13:09 +02:00

107 lines
3.8 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2021 Edouard Griffiths, F4EXB. //
// //
// Swagger server adapter interface //
// //
// This program is free software; you can redistribute it and/or modify //
// it under the terms of the GNU General Public License as published by //
// the Free Software Foundation as version 3 of the License, or //
// (at your option) any later version. //
// //
// 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 V3 for more details. //
// //
// You should have received a copy of the GNU General Public License //
// along with this program. If not, see <http://www.gnu.org/licenses/>. //
///////////////////////////////////////////////////////////////////////////////////
#include <QDebug>
#include "mainbench.h"
#include "util/golay2312.h"
void MainBench::testGolay2312()
{
qDebug() << "MainBench::testGolay2312: parity first";
unsigned int msg = 04023; // {1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 1};
unsigned int expectedCodeword = 035430000 + msg;
Golay2312 golay2312;
bool success = true;
unsigned int codeword;
golay2312.encodeParityFirst(msg, &codeword);
if (codeword != expectedCodeword)
{
qDebug() << "MainBench::testGolay2312:"
<< "encoder mismatch: got:" << oct << codeword
<< "expected:" << oct << expectedCodeword;
success = false;
}
unsigned int rxCodeword = codeword;
bool decoded = golay2312.decodeParityFirst(&rxCodeword);
if (!decoded)
{
qDebug() << "MainBench::testGolay2312:"
<< " unrecoverable error (no error)";
success = false;
}
else if (rxCodeword != codeword)
{
qDebug() << "MainBench::testGolay2312:"
<< "decoder mismatch (no error): got:" << oct << rxCodeword
<< "expected:" << oct << codeword;
success = false;
}
// flip one bit (4th)
rxCodeword = codeword ^ 000020000;
decoded = golay2312.decodeParityFirst(&rxCodeword);
if (!decoded)
{
qDebug() << "MainBench::testGolay2312:"
<< " unrecoverable error (parity[1])";
success = false;
}
else if (rxCodeword != codeword)
{
qDebug() << "MainBench::testGolay2312:"
<< "decoder mismatch (parity[1]): got:" << oct << rxCodeword
<< "expected:" << oct << codeword;
success = false;
}
// flip two bits (1st, 5th)
rxCodeword = codeword ^ 000120000;
decoded = golay2312.decodeParityFirst(&rxCodeword);
if (!decoded)
{
qDebug() << "MainBench::testGolay2312:"
<< " unrecoverable error (parity[1,3])";
success = false;
}
else if (rxCodeword != codeword)
{
qDebug() << "MainBench::testGolay2312:"
<< "decoder mismatch (parity[1,3]): got:" << oct << rxCodeword
<< "expected:" << oct << codeword;
success = false;
}
// Conclusion
if (success) {
qDebug() << "MainBench::testGolay2312: success";
} else {
qDebug() << "MainBench::testGolay2312: failed";
}
}