diff options
| author | Tom Rondeau <trondeau@vt.edu> | 2013-04-17 13:43:52 -0400 |
|---|---|---|
| committer | Tom Rondeau <trondeau@vt.edu> | 2013-04-29 14:52:56 -0400 |
| commit | f3e2e07201c50033bf6c9d0c6a6f068557b4f17f (patch) | |
| tree | 140b3c2d20a951ffd4abd564c3378ee2e2f9fc7c /gnuradio-runtime/lib/qa_circular_file.cc | |
| parent | 35303ae975a5b1bdecc2492bc96e2b8e89b62a3d (diff) | |
runtime: converting runtime core to gr namespace, gnuradio include dir.
Diffstat (limited to 'gnuradio-runtime/lib/qa_circular_file.cc')
| -rw-r--r-- | gnuradio-runtime/lib/qa_circular_file.cc | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/gnuradio-runtime/lib/qa_circular_file.cc b/gnuradio-runtime/lib/qa_circular_file.cc new file mode 100644 index 0000000000..d80831b4b9 --- /dev/null +++ b/gnuradio-runtime/lib/qa_circular_file.cc @@ -0,0 +1,72 @@ +/* -*- c++ -*- */ +/* + * Copyright 2002,2013 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 "qa_circular_file.h" +#include "circular_file.h" +#include <cppunit/TestAssert.h> +#include <iostream> +#include <stdio.h> +#include <unistd.h> + +static const char *test_file = "qa_gr_circular_file.data"; +static const int BUFFER_SIZE = 8192; +static const int NWRITE = 8192 * 9 / 8; + +void +qa_circular_file::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)); + CPPUNIT_ASSERT_EQUAL((int) sizeof (sd), n); + CPPUNIT_ASSERT_EQUAL(NWRITE - BUFFER_SIZE + i, (int)sd); + } + + int n = cf_reader->read(&sd, sizeof(sd)); + CPPUNIT_ASSERT_EQUAL(0, n); + + delete cf_reader; + unlink(test_file); +#endif // HAVE_MMAP +} + |