diff options
Diffstat (limited to 'host/tests/vrt_test.cpp')
| -rw-r--r-- | host/tests/vrt_test.cpp | 184 |
1 files changed, 184 insertions, 0 deletions
diff --git a/host/tests/vrt_test.cpp b/host/tests/vrt_test.cpp new file mode 100644 index 000000000..225fa4f2b --- /dev/null +++ b/host/tests/vrt_test.cpp @@ -0,0 +1,184 @@ +// +// Copyright 2010-2013 Ettus Research LLC +// +// 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, either 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 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 <boost/test/unit_test.hpp> +#include <uhd/transport/vrt_if_packet.hpp> +#include <uhd/utils/byteswap.hpp> +#include <boost/format.hpp> +#include <cstdlib> +#include <iostream> + +using namespace uhd::transport; + +static void pack_and_unpack( + vrt::if_packet_info_t &if_packet_info_in +){ + if (if_packet_info_in.num_payload_bytes == 0) + { + if_packet_info_in.num_payload_bytes = if_packet_info_in.num_payload_words32 * sizeof(boost::uint32_t); + } + boost::uint32_t packet_buff[2048]; + + //pack metadata into a vrt header + vrt::if_hdr_pack_be( + packet_buff, if_packet_info_in + ); + std::cout << std::endl; + for (size_t i = 0; i < 5; i++) + { + std::cout << boost::format("packet_buff[%u] = 0x%.8x") % i % uhd::byteswap(packet_buff[i]) << std::endl; + } + + vrt::if_packet_info_t if_packet_info_out; + if_packet_info_out.link_type = if_packet_info_in.link_type; + if_packet_info_out.num_packet_words32 = if_packet_info_in.num_packet_words32; + + //unpack the vrt header back into metadata + vrt::if_hdr_unpack_be( + packet_buff, if_packet_info_out + ); + + //check the the unpacked metadata is the same + BOOST_CHECK_EQUAL(if_packet_info_in.packet_count, if_packet_info_out.packet_count); + BOOST_CHECK_EQUAL(if_packet_info_in.num_header_words32, if_packet_info_out.num_header_words32); + BOOST_CHECK_EQUAL(if_packet_info_in.num_payload_words32, if_packet_info_out.num_payload_words32); + BOOST_CHECK_EQUAL(if_packet_info_in.has_sid, if_packet_info_out.has_sid); + if (if_packet_info_in.has_sid and if_packet_info_out.has_sid){ + BOOST_CHECK_EQUAL(if_packet_info_in.sid, if_packet_info_out.sid); + } + BOOST_CHECK_EQUAL(if_packet_info_in.has_cid, if_packet_info_out.has_cid); + if (if_packet_info_in.has_cid and if_packet_info_out.has_cid){ + BOOST_CHECK_EQUAL(if_packet_info_in.cid, if_packet_info_out.cid); + } + BOOST_CHECK_EQUAL(if_packet_info_in.has_tsi, if_packet_info_out.has_tsi); + if (if_packet_info_in.has_tsi and if_packet_info_out.has_tsi){ + BOOST_CHECK_EQUAL(if_packet_info_in.tsi, if_packet_info_out.tsi); + } + BOOST_CHECK_EQUAL(if_packet_info_in.has_tsf, if_packet_info_out.has_tsf); + if (if_packet_info_in.has_tsf and if_packet_info_out.has_tsf){ + BOOST_CHECK_EQUAL(if_packet_info_in.tsf, if_packet_info_out.tsf); + } + BOOST_CHECK_EQUAL(if_packet_info_in.has_tlr, if_packet_info_out.has_tlr); + if (if_packet_info_in.has_tlr and if_packet_info_out.has_tlr){ + BOOST_CHECK_EQUAL(if_packet_info_in.tlr, if_packet_info_out.tlr); + } +} + +/*********************************************************************** + * Loopback test the vrt packer/unpacker with various packet info combos + * The trailer is not tested as it is not convenient to do so. + **********************************************************************/ + +BOOST_AUTO_TEST_CASE(test_with_none){ + vrt::if_packet_info_t if_packet_info; + if_packet_info.packet_count = 0; + if_packet_info.has_sid = false; + if_packet_info.has_cid = false; + if_packet_info.has_tsi = false; + if_packet_info.has_tsf = false; + if_packet_info.has_tlr = false; + if_packet_info.num_payload_words32 = 0; + pack_and_unpack(if_packet_info); +} + +BOOST_AUTO_TEST_CASE(test_with_sid){ + vrt::if_packet_info_t if_packet_info; + if_packet_info.packet_count = 1; + if_packet_info.has_sid = true; + if_packet_info.has_cid = false; + if_packet_info.has_tsi = false; + if_packet_info.has_tsf = false; + if_packet_info.has_tlr = false; + if_packet_info.sid = std::rand(); + if_packet_info.num_payload_words32 = 11; + pack_and_unpack(if_packet_info); +} + +static const bool cid_enb = false; + +BOOST_AUTO_TEST_CASE(test_with_cid){ + vrt::if_packet_info_t if_packet_info; + if_packet_info.packet_count = 2; + if_packet_info.has_sid = false; + if_packet_info.has_cid = cid_enb; + if_packet_info.has_tsi = false; + if_packet_info.has_tsf = false; + if_packet_info.has_tlr = false; + if_packet_info.cid = std::rand(); + if_packet_info.num_payload_words32 = 22; + pack_and_unpack(if_packet_info); +} + +BOOST_AUTO_TEST_CASE(test_with_time){ + vrt::if_packet_info_t if_packet_info; + if_packet_info.packet_count = 3; + if_packet_info.has_sid = false; + if_packet_info.has_cid = false; + if_packet_info.has_tsi = true; + if_packet_info.has_tsf = true; + if_packet_info.has_tlr = false; + if_packet_info.tsi = std::rand(); + if_packet_info.tsf = std::rand(); + if_packet_info.num_payload_words32 = 33; + pack_and_unpack(if_packet_info); +} + +BOOST_AUTO_TEST_CASE(test_with_all){ + vrt::if_packet_info_t if_packet_info; + if_packet_info.packet_count = 4; + if_packet_info.has_sid = true; + if_packet_info.has_cid = cid_enb; + if_packet_info.has_tsi = true; + if_packet_info.has_tsf = true; + if_packet_info.has_tlr = false; + if_packet_info.sid = std::rand(); + if_packet_info.cid = std::rand(); + if_packet_info.tsi = std::rand(); + if_packet_info.tsf = std::rand(); + if_packet_info.num_payload_words32 = 44; + pack_and_unpack(if_packet_info); +} + +BOOST_AUTO_TEST_CASE(test_with_vrlp){ + vrt::if_packet_info_t if_packet_info; + if_packet_info.link_type = vrt::if_packet_info_t::LINK_TYPE_VRLP; + if_packet_info.packet_count = 3; + if_packet_info.has_sid = true; + if_packet_info.has_cid = false; + if_packet_info.has_tsi = false; + if_packet_info.has_tsf = true; + if_packet_info.has_tlr = true; + if_packet_info.tsi = std::rand(); + if_packet_info.tsf = std::rand(); + if_packet_info.num_payload_words32 = 42; + pack_and_unpack(if_packet_info); +} + +BOOST_AUTO_TEST_CASE(test_with_chdr){ + vrt::if_packet_info_t if_packet_info; + if_packet_info.link_type = vrt::if_packet_info_t::LINK_TYPE_CHDR; + if_packet_info.packet_count = 7; + if_packet_info.has_sid = true; + if_packet_info.has_cid = false; + if_packet_info.has_tsi = false; + if_packet_info.has_tsf = true; + if_packet_info.has_tlr = true; + if_packet_info.tsi = std::rand(); + if_packet_info.tsf = std::rand(); + if_packet_info.num_payload_words32 = 24; + pack_and_unpack(if_packet_info); +} |