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Merge branch 'ttff' into next

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This introduces a system test to measure the Time to First Fix.
It is not built by default, must be activated by -DENABLE_SYSTEM_TESTING=ON

It also adds an option to deactivate unit testing building (activated by default):
-DENABLE_UNIT_TESTING=OFF
This commit is contained in:
Carles Fernandez 2016-10-02 13:55:23 +02:00
commit a0fc1bb86a
13 changed files with 656 additions and 31 deletions
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51
CMakeLists.txt
View File

@ -59,6 +59,9 @@ if(ENABLE_PACKAGING)
set(ENABLE_GENERIC_ARCH ON)
endif(ENABLE_PACKAGING)
# Testing
option(ENABLE_SYSTEM_TESTING "Builds system tests" OFF)
option(ENABLE_UNIT_TESTING "Builds unit tests" ON)
###############################
# GNSS-SDR version information
@ -296,29 +299,31 @@ endif(NOT ENABLE_GENERIC_ARCH)
# Googletest - https://github.com/google/googletest
################################################################################
enable_testing()
if(EXISTS $ENV{GTEST_DIR})
set(GTEST_DIR $ENV{GTEST_DIR})
endif(EXISTS $ENV{GTEST_DIR})
if(GTEST_DIR)
message(STATUS "Googletest root folder set at ${GTEST_DIR}")
find_path(LIBGTEST_DEV_DIR NAMES src/gtest-all.cc PATHS ${GTEST_DIR})
if(LIBGTEST_DEV_DIR)
message (STATUS "Googletest has been found.")
else(LIBGTEST_DEV_DIR)
message (FATAL_ERROR " Googletest source code has not been found at ${GTEST_DIR}.")
endif(LIBGTEST_DEV_DIR)
find_path(GTEST_INCLUDE_DIRS NAMES gtest/gtest.h PATHS ${GTEST_DIR}/include)
else(GTEST_DIR)
find_path(LIBGTEST_DEV_DIR NAMES src/gtest-all.cc PATHS /usr/src/gtest /opt/local/src/gtest-1.7.0)
find_path(GTEST_INCLUDE_DIRS NAMES gtest/gtest.h PATHS /usr/include /opt/local/src/gtest-1.7.0/include)
if(LIBGTEST_DEV_DIR)
message (STATUS "Googletest (libgtest-dev package) has been found.")
else(LIBGTEST_DEV_DIR)
message (STATUS " Googletest has not been found.")
message (STATUS " Googletest will be downloaded and built automatically ")
message (STATUS " when doing 'make'. ")
endif(LIBGTEST_DEV_DIR)
endif(GTEST_DIR)
if(ENABLE_UNIT_TESTING OR ENABLE_SYSTEM_TESTING)
if(EXISTS $ENV{GTEST_DIR})
set(GTEST_DIR $ENV{GTEST_DIR})
endif(EXISTS $ENV{GTEST_DIR})
if(GTEST_DIR)
message(STATUS "Googletest root folder set at ${GTEST_DIR}")
find_path(LIBGTEST_DEV_DIR NAMES src/gtest-all.cc PATHS ${GTEST_DIR})
if(LIBGTEST_DEV_DIR)
message (STATUS "Googletest has been found.")
else(LIBGTEST_DEV_DIR)
message (FATAL_ERROR " Googletest source code has not been found at ${GTEST_DIR}.")
endif(LIBGTEST_DEV_DIR)
find_path(GTEST_INCLUDE_DIRS NAMES gtest/gtest.h PATHS ${GTEST_DIR}/include)
else(GTEST_DIR)
find_path(LIBGTEST_DEV_DIR NAMES src/gtest-all.cc PATHS /usr/src/gtest /opt/local/src/gtest-1.7.0)
find_path(GTEST_INCLUDE_DIRS NAMES gtest/gtest.h PATHS /usr/include /opt/local/src/gtest-1.7.0/include)
if(LIBGTEST_DEV_DIR)
message (STATUS "Googletest (libgtest-dev package) has been found.")
else(LIBGTEST_DEV_DIR)
message (STATUS " Googletest has not been found.")
message (STATUS " Googletest will be downloaded and built automatically ")
message (STATUS " when doing 'make'. ")
endif(LIBGTEST_DEV_DIR)
endif(GTEST_DIR)
endif(ENABLE_UNIT_TESTING OR ENABLE_SYSTEM_TESTING)

4
src/CMakeLists.txt
View File

@ -19,5 +19,7 @@
add_subdirectory(algorithms)
add_subdirectory(core)
add_subdirectory(main)
add_subdirectory(tests)
if(ENABLE_UNIT_TESTING OR ENABLE_SYSTEM_TESTING)
add_subdirectory(tests)
endif(ENABLE_UNIT_TESTING OR ENABLE_SYSTEM_TESTING)
add_subdirectory(utils)

36
src/algorithms/PVT/gnuradio_blocks/galileo_e1_pvt_cc.cc
View File

@ -198,6 +198,16 @@ galileo_e1_pvt_cc::galileo_e1_pvt_cc(unsigned int nchannels, bool dump, std::str
}
}
}
// Create Sys V message queue
first_fix = true;
sysv_msg_key = 1101;
int msgflg = IPC_CREAT | 0666;
if ((sysv_msqid = msgget(sysv_msg_key, msgflg )) == -1)
{
std::cout << "GNSS-SDR can not create message queues!" << std::endl;
throw new std::exception();
}
}
@ -227,6 +237,21 @@ void galileo_e1_pvt_cc::print_receiver_status(Gnss_Synchro** channels_synchroniz
}
bool galileo_e1_pvt_cc::send_sys_v_ttff_msg(ttff_msgbuf ttff)
{
/* Fill Sys V message structures */
int msgsend_size;
ttff_msgbuf msg;
msg.ttff = ttff.ttff;
msgsend_size = sizeof(msg.ttff);
msg.mtype = 1; /* default message ID */
/* SEND SOLUTION OVER A MESSAGE QUEUE */
/* non-blocking Sys V message send */
msgsnd(sysv_msqid, &msg, msgsend_size, IPC_NOWAIT);
return true;
}
int galileo_e1_pvt_cc::general_work (int noutput_items __attribute__((unused)), gr_vector_int &ninput_items __attribute__((unused)),
gr_vector_const_void_star &input_items, gr_vector_void_star &output_items __attribute__((unused)))
{
@ -267,6 +292,17 @@ int galileo_e1_pvt_cc::general_work (int noutput_items __attribute__((unused)),
if (pvt_result == true)
{
if( first_fix == true)
{
std::cout << "First position fix at " << boost::posix_time::to_simple_string(d_ls_pvt->d_position_UTC_time)
<< " UTC is Lat = " << d_ls_pvt->d_latitude_d << " [deg], Long = " << d_ls_pvt->d_longitude_d
<< " [deg], Height= " << d_ls_pvt->d_height_m << " [m]" << std::endl;
ttff_msgbuf ttff;
ttff.mtype = 1;
ttff.ttff = d_sample_counter;
send_sys_v_ttff_msg(ttff);
first_fix = false;
}
d_kml_dump->print_position(d_ls_pvt, d_flag_averaging);
d_geojson_printer->print_position(d_ls_pvt, d_flag_averaging);
d_nmea_printer->Print_Nmea_Line(d_ls_pvt, d_flag_averaging);

12
src/algorithms/PVT/gnuradio_blocks/galileo_e1_pvt_cc.h
View File

@ -33,6 +33,9 @@
#include <fstream>
#include <string>
#include <sys/types.h>
#include <sys/ipc.h>
#include <sys/msg.h>
#include <utility>
#include <gnuradio/block.h>
#include "nmea_printer.h"
@ -134,6 +137,15 @@ private:
std::shared_ptr<galileo_e1_ls_pvt> d_ls_pvt;
bool pseudoranges_pairCompare_min(const std::pair<int,Gnss_Synchro>& a, const std::pair<int,Gnss_Synchro>& b);
bool first_fix;
key_t sysv_msg_key;
int sysv_msqid;
typedef struct {
long mtype;//required by sys v message
double ttff;
} ttff_msgbuf;
bool send_sys_v_ttff_msg(ttff_msgbuf ttff);
public:
~galileo_e1_pvt_cc (); //!< Default destructor

36
src/algorithms/PVT/gnuradio_blocks/gps_l1_ca_pvt_cc.cc
View File

@ -179,6 +179,21 @@ std::map<int,Gps_Ephemeris> gps_l1_ca_pvt_cc::get_GPS_L1_ephemeris_map()
return d_ls_pvt->gps_ephemeris_map;
}
bool gps_l1_ca_pvt_cc::send_sys_v_ttff_msg(ttff_msgbuf ttff)
{
/* Fill Sys V message structures */
int msgsend_size;
ttff_msgbuf msg;
msg.ttff = ttff.ttff;
msgsend_size = sizeof(msg.ttff);
msg.mtype = 1; /* default message ID */
/* SEND SOLUTION OVER A MESSAGE QUEUE */
/* non-blocking Sys V message send */
msgsnd(sysv_msqid, &msg, msgsend_size, IPC_NOWAIT);
return true;
}
gps_l1_ca_pvt_cc::gps_l1_ca_pvt_cc(unsigned int nchannels,
bool dump, std::string dump_filename,
int averaging_depth,
@ -284,6 +299,16 @@ gps_l1_ca_pvt_cc::gps_l1_ca_pvt_cc(unsigned int nchannels,
}
}
}
// Create Sys V message queue
first_fix = true;
sysv_msg_key = 1101;
int msgflg = IPC_CREAT | 0666;
if ((sysv_msqid = msgget(sysv_msg_key, msgflg )) == -1)
{
std::cout << "GNSS-SDR can not create message queues!" << std::endl;
throw new std::exception();
}
}
@ -349,6 +374,17 @@ int gps_l1_ca_pvt_cc::general_work (int noutput_items __attribute__((unused)), g
pvt_result = d_ls_pvt->get_PVT(gnss_pseudoranges_map, d_rx_time, d_flag_averaging);
if (pvt_result == true)
{
if( first_fix == true)
{
std::cout << "First position fix at " << boost::posix_time::to_simple_string(d_ls_pvt->d_position_UTC_time)
<< " UTC is Lat = " << d_ls_pvt->d_latitude_d << " [deg], Long = " << d_ls_pvt->d_longitude_d
<< " [deg], Height= " << d_ls_pvt->d_height_m << " [m]" << std::endl;
ttff_msgbuf ttff;
ttff.mtype = 1;
ttff.ttff = d_sample_counter;
send_sys_v_ttff_msg(ttff);
first_fix = false;
}
d_kml_printer->print_position(d_ls_pvt, d_flag_averaging);
d_geojson_printer->print_position(d_ls_pvt, d_flag_averaging);
d_nmea_printer->Print_Nmea_Line(d_ls_pvt, d_flag_averaging);

12
src/algorithms/PVT/gnuradio_blocks/gps_l1_ca_pvt_cc.h
View File

@ -32,6 +32,9 @@
#include <fstream>
#include <string>
#include <sys/types.h>
#include <sys/ipc.h>
#include <sys/msg.h>
#include <gnuradio/block.h>
#include "nmea_printer.h"
#include "kml_printer.h"
@ -137,6 +140,15 @@ private:
std::map<int,Gnss_Synchro> gnss_pseudoranges_map;
bool first_fix;
key_t sysv_msg_key;
int sysv_msqid;
typedef struct {
long mtype;//required by sys v message
double ttff;
} ttff_msgbuf;
bool send_sys_v_ttff_msg(ttff_msgbuf ttff);
public:
/*!

26
src/algorithms/PVT/gnuradio_blocks/hybrid_pvt_cc.cc
View File

@ -275,6 +275,16 @@ hybrid_pvt_cc::hybrid_pvt_cc(unsigned int nchannels, bool dump, std::string dump
}
}
}
// Create Sys V message queue
first_fix = true;
sysv_msg_key = 1101;
int msgflg = IPC_CREAT | 0666;
if ((sysv_msqid = msgget(sysv_msg_key, msgflg )) == -1)
{
std::cout << "GNSS-SDR can not create message queues!" << std::endl;
throw new std::exception();
}
}
@ -304,6 +314,22 @@ void hybrid_pvt_cc::print_receiver_status(Gnss_Synchro** channels_synchronizatio
}
bool hybrid_pvt_cc::send_sys_v_ttff_msg(ttff_msgbuf ttff)
{
/* Fill Sys V message structures */
int msgsend_size;
ttff_msgbuf msg;
msg.ttff = ttff.ttff;
msgsend_size = sizeof(msg.ttff);
msg.mtype = 1; /* default message ID */
/* SEND SOLUTION OVER A MESSAGE QUEUE */
/* non-blocking Sys V message send */
msgsnd(sysv_msqid, &msg, msgsend_size, IPC_NOWAIT);
return true;
}
int hybrid_pvt_cc::general_work (int noutput_items __attribute__((unused)), gr_vector_int &ninput_items __attribute__((unused)),
gr_vector_const_void_star &input_items, gr_vector_void_star &output_items __attribute__((unused)))
{

12
src/algorithms/PVT/gnuradio_blocks/hybrid_pvt_cc.h
View File

@ -34,6 +34,9 @@
#include <fstream>
#include <utility>
#include <string>
#include <sys/types.h>
#include <sys/ipc.h>
#include <sys/msg.h>
#include <gnuradio/block.h>
#include "nmea_printer.h"
#include "kml_printer.h"
@ -137,6 +140,15 @@ private:
std::map<int,Gnss_Synchro> gnss_pseudoranges_map;
bool pseudoranges_pairCompare_min(const std::pair<int,Gnss_Synchro>& a, const std::pair<int,Gnss_Synchro>& b);
bool first_fix;
key_t sysv_msg_key;
int sysv_msqid;
typedef struct {
long mtype;//required by sys v message
double ttff;
} ttff_msgbuf;
bool send_sys_v_ttff_msg(ttff_msgbuf ttff);
public:
/*!
* \brief Get latest set of GPS L1 ephemeris from PVT block

41
src/core/receiver/control_thread.cc
View File

@ -37,6 +37,9 @@
#include <iostream>
#include <map>
#include <string>
#include <sys/types.h>
#include <sys/ipc.h>
#include <sys/msg.h>
#include <boost/lexical_cast.hpp>
#include <boost/chrono.hpp>
#include <gnuradio/message.h>
@ -126,6 +129,7 @@ void ControlThread::run()
assist_GNSS();
// start the keyboard_listener thread
keyboard_thread_ = boost::thread(&ControlThread::keyboard_listener, this);
sysv_queue_thread_ = boost::thread(&ControlThread::sysv_queue_listener, this);
// Main loop to read and process the control messages
while (flowgraph_->running() && !stop_)
@ -141,9 +145,11 @@ void ControlThread::run()
//Join keyboard thread
#ifdef OLD_BOOST
keyboard_thread_.timed_join(boost::posix_time::seconds(1));
sysv_queue_thread_.timed_join(boost::posix_time::seconds(1));
#endif
#ifndef OLD_BOOST
keyboard_thread_.try_join_until(boost::chrono::steady_clock::now() + boost::chrono::milliseconds(1000));
sysv_queue_thread_.try_join_until(boost::chrono::steady_clock::now() + boost::chrono::milliseconds(1000));
#endif
LOG(INFO) << "Flowgraph stopped";
@ -510,6 +516,41 @@ void ControlThread::gps_acq_assist_data_collector()
}
}
void ControlThread::sysv_queue_listener()
{
typedef struct {
long mtype; //required by sys v message
double ttff;
} ttff_msgbuf;
bool read_queue = true;
ttff_msgbuf msg;
double ttff_msg = 0.0;
int msgrcv_size = sizeof(msg.ttff);
int msqid;
key_t key = 1102;
// wait for the queue to be created
while(read_queue)
{
while((msqid = msgget(key, 0644)) == -1){}
if (msgrcv(msqid, &msg, msgrcv_size, 1, 0) != -1)
{
ttff_msg = msg.ttff;
if(ttff_msg == 200)
{
std::cout << "Quit order received, stopping GNSS-SDR !!" << std::endl;
std::unique_ptr<ControlMessageFactory> cmf(new ControlMessageFactory());
if (control_queue_ != gr::msg_queue::sptr())
{
control_queue_->handle(cmf->GetQueueMessage(200, 0));
}
read_queue = false;
}
}
}
}
void ControlThread::keyboard_listener()
{

2
src/core/receiver/control_thread.h
View File

@ -155,9 +155,11 @@ private:
unsigned int processed_control_messages_;
unsigned int applied_actions_;
boost::thread keyboard_thread_;
boost::thread sysv_queue_thread_;
boost::thread gps_acq_assist_data_collector_thread_;
void keyboard_listener();
void sysv_queue_listener();
// default filename for assistance data
const std::string eph_default_xml_filename = "./gps_ephemeris.xml";

4
src/core/receiver/in_memory_configuration.cc
View File

@ -36,7 +36,9 @@
#include "string_converter.h"
InMemoryConfiguration::InMemoryConfiguration()
{}
{
std::unique_ptr<StringConverter> converter_(new StringConverter);
}
InMemoryConfiguration::~InMemoryConfiguration()

42
src/tests/CMakeLists.txt
View File

@ -164,14 +164,14 @@ endif(ENABLE_CUDA)
add_definitions(-DTEST_PATH="${CMAKE_SOURCE_DIR}/src/tests/")
if(ENABLE_UNIT_TESTING)
add_executable(run_tests ${CMAKE_CURRENT_SOURCE_DIR}/test_main.cc)
add_executable(run_tests ${CMAKE_CURRENT_SOURCE_DIR}/test_main.cc)
add_custom_command(TARGET run_tests POST_BUILD
add_custom_command(TARGET run_tests POST_BUILD
COMMAND ${CMAKE_COMMAND} -E copy $<TARGET_FILE:run_tests>
${CMAKE_SOURCE_DIR}/install/$<TARGET_FILE_NAME:run_tests>)
target_link_libraries(run_tests ${CLANG_FLAGS}
target_link_libraries(run_tests ${CLANG_FLAGS}
${Boost_LIBRARIES}
${GFLAGS_LIBS}
${GLOG_LIBRARIES}
@ -191,8 +191,8 @@ target_link_libraries(run_tests ${CLANG_FLAGS}
pvt_gr_blocks
${VOLK_GNSSSDR_LIBRARIES} ${ORC_LIBRARIES}
${GNSS_SDR_TEST_OPTIONAL_LIBS}
)
)
endif(ENABLE_UNIT_TESTING)
#########################################################
# Adding Tests to Ctest
@ -372,3 +372,33 @@ endif(NOT ${GTEST_DIR_LOCAL})
add_dependencies(check control_thread_test flowgraph_test gnss_block_test
gnuradio_block_test trk_test)
# Addition of System Tests
if(ENABLE_SYSTEM_TESTING)
add_executable(ttff
${CMAKE_CURRENT_SOURCE_DIR}/system-tests/ttff_gps_l1.cc )
if(NOT ${GTEST_DIR_LOCAL})
add_dependencies(ttff gtest-${gtest_RELEASE})
else(NOT ${GTEST_DIR_LOCAL})
add_dependencies(ttff gtest)
endif(NOT ${GTEST_DIR_LOCAL})
target_link_libraries(ttff
${Boost_LIBRARIES}
${GFLAGS_LIBS}
${GLOG_LIBRARIES}
${GTEST_LIBRARIES}
${GNURADIO_RUNTIME_LIBRARIES}
${GNURADIO_BLOCKS_LIBRARIES}
${GNURADIO_FILTER_LIBRARIES}
${GNURADIO_ANALOG_LIBRARIES}
${VOLK_GNSSSDR_LIBRARIES} ${ORC_LIBRARIES}
gnss_sp_libs
gnss_rx
gnss_system_parameters
)
add_custom_command(TARGET ttff POST_BUILD
COMMAND ${CMAKE_COMMAND} -E copy $<TARGET_FILE:ttff>
${CMAKE_SOURCE_DIR}/install/$<TARGET_FILE_NAME:ttff>
)
endif(ENABLE_SYSTEM_TESTING)

409
src/tests/system-tests/ttff_gps_l1.cc Normal file
View File

@ -0,0 +1,409 @@
/*!
* \file ttff_gps_l1.cc
* \brief This class implements a test for measuring
* the Time-To-First-Fix
* \author Carles Fernandez-Prades, 2016. cfernandez(at)cttc.es
*
*
* -------------------------------------------------------------------------
*
* Copyright (C) 2010-2016 (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.
*
* GNSS-SDR 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.
*
* GNSS-SDR 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 GNSS-SDR. If not, see <http://www.gnu.org/licenses/>.
*
* -------------------------------------------------------------------------
*/
#include <chrono>
#include <cstdlib>
#include <ctime>
#include <numeric>
#include <string>
#include <sys/types.h>
#include <sys/ipc.h>
#include <sys/msg.h>
#include <thread>
#include <gflags/gflags.h>
#include <glog/logging.h>
#include <gtest/gtest.h>
#include "concurrent_map.h"
#include "concurrent_queue.h"
#include "control_thread.h"
#include "file_configuration.h"
#include "in_memory_configuration.h"
#include "gnss_flowgraph.h"
#include "gps_acq_assist.h"
DEFINE_int32(fs_in, 4000000, "Sampling rate, in Ms/s");
DEFINE_int32(max_measurement_duration, 90, "Maximum time waiting for a position fix, in seconds");
DEFINE_int32(num_measurements, 2, "Number of measurements");
DEFINE_string(device_address, "192.168.40.2", "USRP device IP address");
DEFINE_string(subdevice, "A:0", "USRP subdevice");
// For GPS NAVIGATION (L1)
concurrent_queue<Gps_Acq_Assist> global_gps_acq_assist_queue;
concurrent_map<Gps_Acq_Assist> global_gps_acq_assist_map;
std::vector<double> TTFF_v;
typedef struct {
long mtype; // required by SysV message
double ttff;
} ttff_msgbuf;
const int decimation_factor = 1;
class TTFF_GPS_L1_CA_Test: public ::testing::Test
{
public:
void config_1();
void config_2();
void print_TTFF_report(const std::vector<double> & ttff_v);
std::shared_ptr<InMemoryConfiguration> config;
std::shared_ptr<FileConfiguration> config2;
const double central_freq = 1575420000.0;
const double gain_dB = 40.0;
const int number_of_taps = 11;
const int number_of_bands = 2;
const float band1_begin = 0.0;
const float band1_end = 0.48;
const float band2_begin = 0.52;
const float band2_end = 1.0;
const float ampl1_begin = 1.0;
const float ampl1_end = 1.0;
const float ampl2_begin = 0.0;
const float ampl2_end = 0.0;
const float band1_error = 1.0;
const float band2_error = 1.0;
const int grid_density = 16;
const float zero = 0.0;
const int number_of_channels = 8;
const int in_acquisition = 1;
const float threshold = 0.01;
const float doppler_max = 8000.0;
const float doppler_step = 500.0;
const int max_dwells = 1;
const int tong_init_val = 2;
const int tong_max_val = 10;
const int tong_max_dwells = 30;
const int coherent_integration_time_ms = 1;
const float pll_bw_hz = 30.0;
const float dll_bw_hz = 4.0;
const float early_late_space_chips = 0.5;
const int display_rate_ms = 500;
const int output_rate_ms = 100;
const int averaging_depth = 10;
};
void TTFF_GPS_L1_CA_Test::config_1()
{
config = std::make_shared<InMemoryConfiguration>();
// Set the Signal Source
config->set_property("GNSS-SDR.internal_fs_hz", std::to_string(FLAGS_fs_in));
config->set_property("SignalSource.item_type", "cshort");
config->set_property("SignalSource.implementation", "UHD_Signal_Source");
config->set_property("SignalSource.freq", std::to_string(central_freq));
config->set_property("SignalSource.sampling_frequency", std::to_string(FLAGS_fs_in));
config->set_property("SignalSource.gain", std::to_string(gain_dB));
config->set_property("SignalSource.subdevice", FLAGS_subdevice);
config->set_property("SignalSource.samples", std::to_string(FLAGS_fs_in * FLAGS_max_measurement_duration));
config->set_property("SignalSource.device_address", FLAGS_device_address);
// Set the Signal Conditioner
config->set_property("SignalConditioner.implementation", "Signal_Conditioner");
config->set_property("DataTypeAdapter.implementation", "Pass_Through");
config->set_property("DataTypeAdapter.item_type", "cshort");
config->set_property("InputFilter.implementation", "Fir_Filter");
config->set_property("InputFilter.dump", "false");
config->set_property("InputFilter.input_item_type", "cshort");
config->set_property("InputFilter.output_item_type", "gr_complex");
config->set_property("InputFilter.taps_item_type", "float");
config->set_property("InputFilter.number_of_taps", std::to_string(number_of_taps));
config->set_property("InputFilter.number_of_bands", std::to_string(number_of_bands));
config->set_property("InputFilter.band1_begin", std::to_string(band1_begin));
config->set_property("InputFilter.band1_end", std::to_string(band1_end));
config->set_property("InputFilter.band2_begin", std::to_string(band2_begin));
config->set_property("InputFilter.band2_end", std::to_string(band2_end));
config->set_property("InputFilter.ampl1_begin", std::to_string(ampl1_begin));
config->set_property("InputFilter.ampl1_end", std::to_string(ampl1_end));
config->set_property("InputFilter.ampl2_begin", std::to_string(ampl2_begin));
config->set_property("InputFilter.ampl2_end", std::to_string(ampl2_end));
config->set_property("InputFilter.band1_error", std::to_string(band1_error));
config->set_property("InputFilter.band2_error", std::to_string(band2_error));
config->set_property("InputFilter.filter_type", "bandpass");
config->set_property("InputFilter.grid_density", std::to_string(grid_density));
config->set_property("InputFilter.sampling_frequency", std::to_string(FLAGS_fs_in));
config->set_property("InputFilter.IF", std::to_string(zero));
config->set_property("Resampler.implementation", "Pass_Through");
config->set_property("Resampler.dump", "false");
config->set_property("Resampler.item_type", "gr_complex");
config->set_property("Resampler.sample_freq_in", std::to_string(FLAGS_fs_in));
config->set_property("Resampler.sample_freq_out", std::to_string(FLAGS_fs_in));
// Set the number of Channels
config->set_property("Channels_1C.count", std::to_string(number_of_channels));
config->set_property("Channels.in_acquisition", std::to_string(in_acquisition));
config->set_property("Channel.signal", "1C");
// Set Acquisition
config->set_property("Acquisition_1C.implementation", "GPS_L1_CA_PCPS_Tong_Acquisition");
config->set_property("Acquisition_1C.item_type", "gr_complex");
config->set_property("Acquisition_1C.if", std::to_string(zero));
config->set_property("Acquisition_1C.coherent_integration_time_ms", std::to_string(coherent_integration_time_ms));
config->set_property("Acquisition_1C.threshold", std::to_string(threshold));
config->set_property("Acquisition_1C.doppler_max", std::to_string(doppler_max));
config->set_property("Acquisition_1C.doppler_step", std::to_string(doppler_step));
config->set_property("Acquisition_1C.bit_transition_flag", "false");
config->set_property("Acquisition_1C.max_dwells", std::to_string(max_dwells));
config->set_property("Acquisition_1C.tong_init_val", std::to_string(tong_init_val));
config->set_property("Acquisition_1C.tong_max_val", std::to_string(tong_max_val));
config->set_property("Acquisition_1C.tong_max_dwells", std::to_string(tong_max_dwells));
// Set Tracking
config->set_property("Tracking_1C.implementation", "GPS_L1_CA_DLL_PLL_Tracking");
config->set_property("Tracking_1C.item_type", "gr_complex");
config->set_property("Tracking_1C.if", std::to_string(zero));
config->set_property("Tracking_1C.dump", "false");
config->set_property("Tracking_1C.dump_filename", "./tracking_ch_");
config->set_property("Tracking_1C.pll_bw_hz", std::to_string(pll_bw_hz));
config->set_property("Tracking_1C.dll_bw_hz", std::to_string(dll_bw_hz));
config->set_property("Tracking_1C.early_late_space_chips", std::to_string(early_late_space_chips));
// Set Telemetry
config->set_property("TelemetryDecoder_1C.implementation", "GPS_L1_CA_Telemetry_Decoder");
config->set_property("TelemetryDecoder_1C.dump", "false");
config->set_property("TelemetryDecoder_1C.decimation_factor", std::to_string(decimation_factor));
// Set Observables
config->set_property("Observables.implementation", "GPS_L1_CA_Observables");
config->set_property("Observables.dump", "false");
config->set_property("Observables.dump_filename", "./observables.dat");
// Set PVT
config->set_property("PVT.implementation", "GPS_L1_CA_PVT");
config->set_property("PVT.averaging_depth", std::to_string(averaging_depth));
config->set_property("PVT.flag_averaging", "true");
config->set_property("PVT.output_rate_ms", std::to_string(output_rate_ms));
config->set_property("PVT.display_rate_ms", std::to_string(display_rate_ms));
config->set_property("PVT.dump_filename", "./PVT");
config->set_property("PVT.nmea_dump_filename", "./gnss_sdr_pvt.nmea");
config->set_property("PVT.flag_nmea_tty_port", "false");
config->set_property("PVT.nmea_dump_devname", "/dev/pts/4");
config->set_property("PVT.flag_rtcm_server", "false");
config->set_property("PVT.flag_rtcm_tty_port", "false");
config->set_property("PVT.rtcm_dump_devname", "/dev/pts/1");
config->set_property("PVT.dump", "false");
}
void TTFF_GPS_L1_CA_Test::config_2()
{
std::string path = std::string(TEST_PATH);
std::string filename = path + "../../conf/gnss-sdr_GPS_L1_USRP_X300_realtime.conf";
config2 = std::make_shared<FileConfiguration>(filename);
config2->set_property("SignalSource.samples", std::to_string(FLAGS_fs_in * FLAGS_max_measurement_duration));
}
void receive_msg()
{
ttff_msgbuf msg;
ttff_msgbuf msg_stop;
msg_stop.mtype = 1;
msg_stop.ttff = 200;
double ttff_msg = 0.0;
int msgrcv_size = sizeof(msg.ttff);
int msqid;
int msqid_stop;
key_t key = 1101;
key_t key_stop = 1102;
// wait for the queue to be created
while((msqid = msgget(key, 0644)) == -1){}
if (msgrcv(msqid, &msg, msgrcv_size, 1, 0) != -1)
{
ttff_msg = msg.ttff;
if( (ttff_msg != 0) && (ttff_msg != -1))
{
TTFF_v.push_back(ttff_msg / (1000.0 / decimation_factor) );
LOG(INFO) << "Valid Time-To-First-Fix: " << ttff_msg / (1000.0 / decimation_factor ) << "[s]";
// Stop the receiver
while((msqid_stop = msgget(key_stop, 0644)) == -1){}
double msgsend_size = sizeof(msg_stop.ttff);
msgsnd(msqid_stop, &msg_stop, msgsend_size, IPC_NOWAIT);
}
if(ttff_msg != -1)
{
receive_msg();
}
}
return;
}
void TTFF_GPS_L1_CA_Test::print_TTFF_report(const std::vector<double> & ttff_v)
{
std::vector<double> ttff = ttff_v;
double sum = std::accumulate(ttff.begin(), ttff.end(), 0.0);
double mean = sum / ttff.size();
double sq_sum = std::inner_product(ttff.begin(), ttff.end(), ttff.begin(), 0.0);
double stdev = std::sqrt(sq_sum / ttff.size() - mean * mean);
auto max_ttff = std::max_element(std::begin(ttff), std::end(ttff));
auto min_ttff = std::min_element(std::begin(ttff), std::end(ttff));
std::cout << "---------------------------" << std::endl;
std::cout << " Time-To-First-Fix Report" << std::endl;
std::cout << "---------------------------" << std::endl;
std::cout << "Valid measurements (" << ttff.size() << "/" << FLAGS_num_measurements << "): ";
for(double ttff_ : ttff) std::cout << ttff_ << " ";
std::cout << std::endl;
std::cout << "TTFF mean: " << mean << " [s]" << std::endl;
if (ttff.size() > 0)
{
std::cout << "TTFF max: " << *max_ttff << " [s]" << std::endl;
std::cout << "TTFF min: " << *min_ttff << " [s]" << std::endl;
}
std::cout << "TTFF stdev: " << stdev << " [s]" << std::endl;
std::cout << "---------------------------" << std::endl;
}
TEST_F(TTFF_GPS_L1_CA_Test, ColdStart)
{
unsigned int num_measurements = 0;
config_1();
// Ensure Cold Start
config->set_property("GNSS-SDR.SUPL_gps_enabled", "false");
config->set_property("GNSS-SDR.SUPL_read_gps_assistance_xml", "false");
config_2();
// Ensure Cold Start
config2->set_property("GNSS-SDR.SUPL_read_gps_assistance_xml", "false");
config2->set_property("GNSS-SDR.SUPL_read_gps_assistance_xml", "false");
config2->set_property("PVT.flag_rtcm_server", "false");
for(int n = 0; n < FLAGS_num_measurements; n++)
{
// Create a new ControlThread object with a smart pointer
std::unique_ptr<ControlThread> control_thread(new ControlThread(config));
// record startup time
struct timeval tv;
gettimeofday(&tv, NULL);
long long int begin = tv.tv_sec * 1000000 + tv.tv_usec;
std::cout << "Starting measurement " << num_measurements + 1 << " / " << FLAGS_num_measurements << std::endl;
// start receiver
try
{
control_thread->run();
}
catch( boost::exception & e )
{
std::cout << "Boost exception: " << boost::diagnostic_information(e);
}
catch(std::exception const& ex)
{
std::cout << "STD exception: " << ex.what();
}
// stop clock
gettimeofday(&tv, NULL);
long long int end = tv.tv_sec * 1000000 + tv.tv_usec;
double ttff = static_cast<double>(end - begin) / 1000000.0;
std::shared_ptr<GNSSFlowgraph> flowgraph = control_thread->flowgraph();
EXPECT_FALSE(flowgraph->running());
num_measurements = num_measurements + 1;
std::cout << "Just finished measurement " << num_measurements << ", which took " << ttff << " seconds." << std::endl;
if(n < FLAGS_num_measurements - 1)
{
std::srand(std::time(0)); // use current time as seed for random generator
int random_variable = std::rand();
float random_variable_0_1 = static_cast<float>(random_variable) / static_cast<float>( RAND_MAX );
int random_delay_s = static_cast<int>(random_variable_0_1 * 25.0);
std::cout << "Waiting a random amount of time (from 5 to 30 s) to start new measurement... " << std::endl;
std::cout << "This time will wait " << random_delay_s + 5 << " s." << std::endl << std::endl;
std::this_thread::sleep_until(std::chrono::system_clock::now() + std::chrono::seconds(5) + std::chrono::seconds(random_delay_s));
}
}
// Print TTFF report
print_TTFF_report(TTFF_v);
}
int main(int argc, char **argv)
{
std::cout << "Running Time-To-First-Fix test..." << std::endl;
int res = 0;
TTFF_v.clear();
testing::InitGoogleTest(&argc, argv);
google::ParseCommandLineFlags(&argc, &argv, true);
google::InitGoogleLogging(argv[0]);
// Create SysV message queue to read TFFF measurements
key_t sysv_msg_key;
int sysv_msqid;
sysv_msg_key = 1101;
int msgflg = IPC_CREAT | 0666;
if ((sysv_msqid = msgget(sysv_msg_key, msgflg )) == -1)
{
std::cout<<"GNSS-SDR can not create message queues!" << std::endl;
throw new std::exception();
}
// Start queue thread
std::thread receive_msg_thread(receive_msg);
// Run the Tests
try
{
res = RUN_ALL_TESTS();
}
catch(...)
{
LOG(WARNING) << "Unexpected catch";
}
// Terminate the queue thread
ttff_msgbuf msg;
msg.mtype = 1;
msg.ttff = -1;
int msgsend_size;
msgsend_size = sizeof(msg.ttff);
msgsnd(sysv_msqid, &msg, msgsend_size, IPC_NOWAIT);
receive_msg_thread.join();
google::ShutDownCommandLineFlags();
return res;
}