Added Unit-Test For Tracking

src/tests/test_main.cc

@@ -6,7 +6,7 @@
  *
  * -------------------------------------------------------------------------
  *
- * Copyright (C) 2010-2019 (see AUTHORS file for a list of contributors)
+ * Copyright (C) 2010-2020 (see AUTHORS file for a list of contributors)
  *
  * GNSS-SDR is a software defined Global Navigation
  * Satellite Systems receiver
@@ -99,6 +99,7 @@ DECLARE_string(log_dir);
 #include "unit-tests/signal-processing-blocks/tracking/discriminator_test.cc"
 #include "unit-tests/signal-processing-blocks/tracking/galileo_e1_dll_pll_veml_tracking_test.cc"
 #include "unit-tests/signal-processing-blocks/tracking/galileo_e5a_tracking_test.cc"
+#include "unit-tests/signal-processing-blocks/tracking/galileo_e5b_dll_pll_tracking_test.cc"
 #include "unit-tests/signal-processing-blocks/tracking/glonass_l1_ca_dll_pll_c_aid_tracking_test.cc"
 #include "unit-tests/signal-processing-blocks/tracking/glonass_l1_ca_dll_pll_tracking_test.cc"
 #include "unit-tests/signal-processing-blocks/tracking/tracking_loop_filter_test.cc"

src/tests/unit-tests/signal-processing-blocks/tracking/galileo_e5b_dll_pll_tracking_test.cc

@@ -0,0 +1,146 @@
+/*!
+ * \file galileo_e5b_dll_pll_tracking_test.cc
+ * \brief  This class implements a tracking test for Galileo_E5b_DLL_PLL_Tracking
+ *  implementation based on some input parameters.
+ * \author Piyush Gupta, 2020. piyush04111999@gmail.com
+ * \note Code added as part of GSoC 2020 Program.
+ *
+ *
+ * -------------------------------------------------------------------------
+ *
+ * Copyright (C) 2012-2020  (see AUTHORS file for a list of contributors)
+ *
+ * GNSS-SDR is a software defined Global Navigation
+ *          Satellite Systems receiver
+ *
+ * This file is part of GNSS-SDR.
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ *
+ * -------------------------------------------------------------------------
+ */
+
+
+#include "concurrent_queue.h"
+#include "galileo_e5b_dll_pll_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 GalileoE5bTrackingTest : public ::testing::Test
+{
+protected:
+    GalileoE5bTrackingTest()
+    {
+        factory = std::make_shared<GNSSBlockFactory>();
+        config = std::make_shared<InMemoryConfiguration>();
+        item_size = sizeof(gr_complex);
+        stop = false;
+        message = 0;
+        gnss_synchro = Gnss_Synchro();
+    }
+
+    ~GalileoE5bTrackingTest() = default;
+
+    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;
+    bool stop;
+    int message;
+};
+
+
+void GalileoE5bTrackingTest::init()
+{
+    gnss_synchro.Channel_ID = 0;
+    gnss_synchro.System = 'E';
+    std::string signal = "7X";
+    signal.copy(gnss_synchro.Signal, 2, 0);
+    gnss_synchro.PRN = 11;
+
+    config->set_property("GNSS-SDR.internal_fs_sps", "32000000");
+    config->set_property("Tracking_7X.implementation", "Galileo_E5b_DLL_PLL_Tracking");
+    config->set_property("Tracking_7X.item_type", "gr_complex");
+    config->set_property("Tracking_7X.dump", "false");
+    config->set_property("Tracking_7X.dump_filename", "../data/e5b_tracking");
+    config->set_property("Tracking_7X.early_late_space_chips", "0.5");
+    config->set_property("Tracking_7X.order", "2");
+    config->set_property("Tracking_7X.pll_bw_hz", "20.0");
+    config->set_property("Tracking_7X.dll_bw_hz", "5.0");
+    config->set_property("Tracking_7X.pll_bw_narrow_hz", "2.0");
+    config->set_property("Tracking_7X.pll_bw_narrow_hz", "2.0");
+    config->set_property("Tracking_7X.ti_ms", "1");
+}
+
+
+TEST_F(GalileoE5bTrackingTest, ValidationOfResults)
+{
+    std::chrono::time_point<std::chrono::system_clock> start, end;
+    std::chrono::duration<double> elapsed_seconds(0);
+    int fs_in = 32000000;
+    int nsamples = fs_in * 5;
+    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_7X", 1, 1);
+    std::shared_ptr<TrackingInterface> tracking = std::dynamic_pointer_cast<TrackingInterface>(trk_);
+
+    // REAL
+    gnss_synchro.Acq_delay_samples = 10;  // 32 Msps
+    gnss_synchro.Acq_doppler_hz = 2000;   // 500 Hz resolution
+    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({
+        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 << "Tracked " << nsamples << " samples in " << elapsed_seconds.count() * 1e6 << " microseconds\n";
+}