gnss-sdr/src/tests/unit-tests/signal-processing-blocks/tracking/galileo_e1_dll_pll_veml_tra...

197 lines
7.5 KiB
C++

/*!
* \file galileo_e1_dll_pll_veml_tracking_test.cc
* \brief This class implements a tracking test for GalileoE1DllPllVemlTracking
* class based on some input parameters.
* \author Luis Esteve, 2012. luis(at)epsilon-formacion.com
*
*
* -----------------------------------------------------------------------------
*
* GNSS-SDR is a Global Navigation Satellite System software-defined receiver.
* This file is part of GNSS-SDR.
*
* Copyright (C) 2012-2020 (see AUTHORS file for a list of contributors)
* SPDX-License-Identifier: GPL-3.0-or-later
*
* -----------------------------------------------------------------------------
*/
#include "concurrent_queue.h"
#include "galileo_e1_dll_pll_veml_tracking.h"
#include "gnss_block_factory.h"
#include "gnss_block_interface.h"
#include "gnss_sdr_valve.h"
#include "gnss_synchro.h"
#include "in_memory_configuration.h"
#include <gnuradio/analog/sig_source_waveform.h>
#include <gnuradio/blocks/file_source.h>
#include <gnuradio/blocks/null_sink.h>
#include <gnuradio/blocks/skiphead.h>
#include <gnuradio/top_block.h>
#include <gtest/gtest.h>
#include <chrono>
#ifdef GR_GREATER_38
#include <gnuradio/analog/sig_source.h>
#else
#include <gnuradio/analog/sig_source_c.h>
#endif
class GalileoE1DllPllVemlTrackingInternalTest : public ::testing::Test
{
protected:
GalileoE1DllPllVemlTrackingInternalTest()
: item_size(sizeof(gr_complex))
{
factory = std::make_shared<GNSSBlockFactory>();
config = std::make_shared<InMemoryConfiguration>();
}
void init();
std::shared_ptr<Concurrent_Queue<pmt::pmt_t>> queue;
gr::top_block_sptr top_block;
std::shared_ptr<GNSSBlockFactory> factory;
std::shared_ptr<InMemoryConfiguration> config;
Gnss_Synchro gnss_synchro{};
size_t item_size;
int message{0};
bool stop{false};
};
void GalileoE1DllPllVemlTrackingInternalTest::init()
{
gnss_synchro.Channel_ID = 0;
gnss_synchro.System = 'E';
std::string signal = "1B";
signal.copy(gnss_synchro.Signal, 2, 0);
gnss_synchro.PRN = 11;
config->set_property("GNSS-SDR.internal_fs_sps", "8000000");
config->set_property("Tracking_1B.implementation", "Galileo_E1_DLL_PLL_VEML_Tracking");
config->set_property("Tracking_1B.item_type", "gr_complex");
config->set_property("Tracking_1B.dump", "false");
config->set_property("Tracking_1B.dump_filename", "../data/veml_tracking_ch_");
config->set_property("Tracking_1B.early_late_space_chips", "0.15");
config->set_property("Tracking_1B.very_early_late_space_chips", "0.6");
config->set_property("Tracking_1B.pll_bw_hz", "30.0");
config->set_property("Tracking_1B.dll_bw_hz", "2.0");
}
TEST_F(GalileoE1DllPllVemlTrackingInternalTest, Instantiate)
{
init();
auto tracking = factory->GetBlock(config.get(), "Tracking_1B", 1, 1);
EXPECT_STREQ("Galileo_E1_DLL_PLL_VEML_Tracking", tracking->implementation().c_str());
}
TEST_F(GalileoE1DllPllVemlTrackingInternalTest, ConnectAndRun)
{
int fs_in = 8000000;
int nsamples = 40000000;
std::chrono::time_point<std::chrono::system_clock> start;
std::chrono::time_point<std::chrono::system_clock> end;
std::chrono::duration<double> elapsed_seconds(0);
init();
queue = std::make_shared<Concurrent_Queue<pmt::pmt_t>>();
top_block = gr::make_top_block("Tracking test");
// Example using smart pointers and the block factory
std::shared_ptr<GNSSBlockInterface> trk_ = factory->GetBlock(config.get(), "Tracking_1B", 1, 1);
std::shared_ptr<GalileoE1DllPllVemlTracking> tracking = std::dynamic_pointer_cast<GalileoE1DllPllVemlTracking>(trk_);
ASSERT_NO_THROW({
tracking->set_channel(gnss_synchro.Channel_ID);
}) << "Failure setting channel.";
ASSERT_NO_THROW({
tracking->set_gnss_synchro(&gnss_synchro);
}) << "Failure setting gnss_synchro.";
ASSERT_NO_THROW({
tracking->connect(top_block);
gr::analog::sig_source_c::sptr source = gr::analog::sig_source_c::make(fs_in, gr::analog::GR_SIN_WAVE, 1000, 1, gr_complex(0));
auto valve = gnss_sdr_make_valve(sizeof(gr_complex), nsamples, queue.get());
gr::blocks::null_sink::sptr sink = gr::blocks::null_sink::make(sizeof(Gnss_Synchro));
top_block->connect(source, 0, valve, 0);
top_block->connect(valve, 0, tracking->get_left_block(), 0);
top_block->connect(tracking->get_right_block(), 0, sink, 0);
}) << "Failure connecting the blocks of tracking test.";
tracking->start_tracking();
EXPECT_NO_THROW({
start = std::chrono::system_clock::now();
top_block->run(); // Start threads and wait
end = std::chrono::system_clock::now();
elapsed_seconds = end - start;
}) << "Failure running the top_block.";
std::cout << "Processed " << nsamples << " samples in " << elapsed_seconds.count() * 1e6 << " microseconds\n";
}
TEST_F(GalileoE1DllPllVemlTrackingInternalTest, ValidationOfResults)
{
std::chrono::time_point<std::chrono::system_clock> start;
std::chrono::time_point<std::chrono::system_clock> end;
std::chrono::duration<double> elapsed_seconds(0);
// int num_samples = 40000000; // 4 Msps
// unsigned int skiphead_sps = 24000000; // 4 Msps
int num_samples = 80000000; // 8 Msps
unsigned int skiphead_sps = 8000000; // 8 Msps
init();
queue = std::make_shared<Concurrent_Queue<pmt::pmt_t>>();
top_block = gr::make_top_block("Tracking test");
// Example using smart pointers and the block factory
std::shared_ptr<GNSSBlockInterface> trk_ = factory->GetBlock(config.get(), "Tracking_1B", 1, 1);
std::shared_ptr<TrackingInterface> tracking = std::dynamic_pointer_cast<TrackingInterface>(trk_);
// gnss_synchro.Acq_delay_samples = 1753; // 4 Msps
// gnss_synchro.Acq_doppler_hz = -9500; // 4 Msps
gnss_synchro.Acq_delay_samples = 17256; // 8 Msps
gnss_synchro.Acq_doppler_hz = -8750; // 8 Msps
gnss_synchro.Acq_samplestamp_samples = 0;
ASSERT_NO_THROW({
tracking->set_channel(gnss_synchro.Channel_ID);
}) << "Failure setting channel.";
ASSERT_NO_THROW({
tracking->set_gnss_synchro(&gnss_synchro);
}) << "Failure setting gnss_synchro.";
ASSERT_NO_THROW({
tracking->connect(top_block);
}) << "Failure connecting tracking to the top_block.";
ASSERT_NO_THROW({
std::string path = std::string(TEST_PATH);
std::string file = path + "signal_samples/GSoC_CTTC_capture_2012_07_26_4Msps_4ms.dat";
const char* file_name = file.c_str();
gr::blocks::file_source::sptr file_source = gr::blocks::file_source::make(sizeof(gr_complex), file_name, false);
gr::blocks::skiphead::sptr skip_head = gr::blocks::skiphead::make(sizeof(gr_complex), skiphead_sps);
auto valve = gnss_sdr_make_valve(sizeof(gr_complex), num_samples, queue.get());
gr::blocks::null_sink::sptr sink = gr::blocks::null_sink::make(sizeof(Gnss_Synchro));
top_block->connect(file_source, 0, skip_head, 0);
top_block->connect(skip_head, 0, valve, 0);
top_block->connect(valve, 0, tracking->get_left_block(), 0);
top_block->connect(tracking->get_right_block(), 0, sink, 0);
}) << "Failure connecting the blocks of tracking test.";
tracking->start_tracking();
EXPECT_NO_THROW({
start = std::chrono::system_clock::now();
top_block->run(); // Start threads and wait
end = std::chrono::system_clock::now();
elapsed_seconds = end - start;
}) << "Failure running the top_block.";
std::cout << "Tracked " << num_samples << " samples in " << elapsed_seconds.count() * 1e6 << " microseconds\n";
}