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//
// Copyright 2014 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 "graph.hpp"
#include <boost/test/unit_test.hpp>
#include <iostream>
using namespace uhd::rfnoc;
class source_node : public test_node
{
public:
typedef boost::shared_ptr<source_node> sptr;
source_node(const std::string &test_id, size_t output_port)
: test_node(test_id)
, active_rx_streamer_on_port(0)
, _output_port(output_port) {};
void set_rx_streamer(bool active, const size_t port)
{
if (active) {
std::cout << "[source_node] Someone is registering a rx streamer on port " << port << std::endl;
active_rx_streamer_on_port = port;
}
}
size_t active_rx_streamer_on_port;
protected:
size_t _request_output_port(
const size_t,
const uhd::device_addr_t &
) const {
return _output_port;
}
const size_t _output_port;
}; /* class result_node */
class sink_node : public test_node
{
public:
typedef boost::shared_ptr<sink_node> sptr;
sink_node(const std::string &test_id, size_t input_port)
: test_node(test_id)
, active_tx_streamer_on_port(0)
, _input_port(input_port) {};
void set_tx_streamer(bool active, const size_t port)
{
if (active) {
std::cout << "[sink_node] Someone is registering a tx streamer on port " << port << std::endl;
active_tx_streamer_on_port = port;
}
}
size_t active_tx_streamer_on_port;
protected:
size_t _request_input_port(
const size_t,
const uhd::device_addr_t &
) const {
return _input_port;
}
const size_t _input_port;
}; /* class result_node */
#define MAKE_SOURCE_NODE(name, port) source_node::sptr name(new source_node(#name, port));
#define MAKE_SINK_NODE(name, port) sink_node::sptr name(new sink_node(#name, port));
BOOST_AUTO_TEST_CASE(test_simple_connect)
{
MAKE_SOURCE_NODE(node_A, 42);
MAKE_SINK_NODE(node_B, 23);
size_t src_port = node_A->connect_downstream(node_B, 1);
size_t dst_port = node_B->connect_upstream(node_A, 2);
BOOST_CHECK_EQUAL(src_port, 42);
BOOST_CHECK_EQUAL(dst_port, 23);
node_A->set_downstream_port(src_port, dst_port);
node_B->set_upstream_port(dst_port, src_port);
BOOST_CHECK_EQUAL(node_A->get_downstream_port(src_port), dst_port);
BOOST_CHECK_EQUAL(node_B->get_upstream_port(dst_port), src_port);
BOOST_REQUIRE_THROW(node_A->get_downstream_port(999), uhd::value_error);
}
BOOST_AUTO_TEST_CASE(test_fail)
{
MAKE_SOURCE_NODE(node_A, 42);
MAKE_SINK_NODE(node_B, ANY_PORT);
node_A->connect_downstream(node_B, 1);
BOOST_REQUIRE_THROW(node_B->connect_upstream(node_A, 2), uhd::type_error);
}
BOOST_AUTO_TEST_CASE(test_set_streamers)
{
MAKE_SOURCE_NODE(node_A, 0);
MAKE_NODE(node_B);
MAKE_SINK_NODE(node_C, 0);
size_t src_port_A = node_A->connect_downstream(node_B, 0);
size_t src_port_B = node_B->connect_downstream(node_C, 0);
size_t dst_port_B = node_B->connect_upstream(node_A, 0);
size_t dst_port_C = node_C->connect_upstream(node_B, 0);
std::cout << "src_port_A: " << src_port_A << std::endl;
std::cout << "src_port_B: " << src_port_B << std::endl;
std::cout << "dst_port_B: " << dst_port_B << std::endl;
std::cout << "dst_port_C: " << dst_port_C << std::endl;
node_A->set_downstream_port(src_port_A, dst_port_B);
node_B->set_upstream_port(dst_port_B, src_port_A);
node_B->set_downstream_port(src_port_B, dst_port_C);
node_C->set_upstream_port(dst_port_C, src_port_B);
node_A->set_tx_streamer(true, 0);
node_C->set_rx_streamer(true, 0);
BOOST_CHECK_EQUAL(node_A->active_rx_streamer_on_port, src_port_A);
BOOST_CHECK_EQUAL(node_C->active_tx_streamer_on_port, dst_port_C);
}
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