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/* -*- c++ -*- */
/*
* Copyright 2002,2013,2018 Free Software Foundation, Inc.
*
* This file is part of GNU Radio
*
* GNU Radio 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; either version 3, or (at your option)
* any later version.
*
* GNU Radio 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 GNU Radio; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "circular_file.h"
#include <unistd.h>
#include <boost/test/unit_test.hpp>
static const char* test_file = "qa_gr_circular_file.data";
static const int BUFFER_SIZE = 8192;
static const int NWRITE = 8192 * 9 / 8;
BOOST_AUTO_TEST_CASE(t1)
{
#ifdef HAVE_MMAP
gr::circular_file* cf_writer;
gr::circular_file* cf_reader;
// write the data...
cf_writer = new gr::circular_file(test_file, true, BUFFER_SIZE * sizeof(short));
short sd;
for (int i = 0; i < NWRITE; i++) {
sd = i;
cf_writer->write(&sd, sizeof(sd));
}
delete cf_writer;
// now read it back...
cf_reader = new gr::circular_file(test_file);
for (int i = 0; i < BUFFER_SIZE; i++) {
int n = cf_reader->read(&sd, sizeof(sd));
BOOST_CHECK_EQUAL((int)sizeof(sd), n);
BOOST_CHECK_EQUAL(NWRITE - BUFFER_SIZE + i, (int)sd);
}
int n = cf_reader->read(&sd, sizeof(sd));
BOOST_CHECK_EQUAL(0, n);
delete cf_reader;
unlink(test_file);
#endif // HAVE_MMAP
}
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