open source driving agent
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#!/usr/bin/env python3
import os
import json
import time
import datetime
import unittest
import subprocess
import numpy as np
import cereal.messaging as messaging
from system.hardware import TICI
from system.sensord.rawgps.rawgpsd import at_cmd, wait_for_modem
from selfdrive.manager.process_config import managed_processes
from common.transformations.coordinates import ecef_from_geodetic
GOOD_SIGNAL = bool(int(os.getenv("GOOD_SIGNAL", '0')))
class TestRawgpsd(unittest.TestCase):
@classmethod
def setUpClass(cls):
os.system("sudo systemctl restart systemd-resolved")
os.system("sudo systemctl restart ModemManager lte")
wait_for_modem()
if not TICI:
raise unittest.SkipTest
cls.sm = messaging.SubMaster(['qcomGnss', 'gpsLocation', 'gnssMeasurements'])
@classmethod
def tearDownClass(cls):
managed_processes['rawgpsd'].stop()
os.system("sudo systemctl restart systemd-resolved")
os.system("sudo systemctl restart ModemManager lte")
def setUp(self):
at_cmd("AT+QGPSDEL=0")
def tearDown(self):
managed_processes['rawgpsd'].stop()
os.system("sudo systemctl restart systemd-resolved")
def _wait_for_output(self, t=10):
time.sleep(t)
self.sm.update()
def test_no_crash_double_command(self):
at_cmd("AT+QGPSDEL=0")
at_cmd("AT+QGPSDEL=0")
def test_wait_for_modem(self):
os.system("sudo systemctl stop ModemManager lte")
managed_processes['rawgpsd'].start()
self._wait_for_output(10)
assert not self.sm.updated['qcomGnss']
os.system("sudo systemctl restart ModemManager lte")
self._wait_for_output(30)
assert self.sm.updated['qcomGnss']
def test_startup_time(self):
for i in range(2):
if i == 1:
os.system("sudo systemctl stop systemd-resolved")
managed_processes['rawgpsd'].start()
self._wait_for_output(10)
assert self.sm.updated['qcomGnss']
managed_processes['rawgpsd'].stop()
def test_turns_off_gnss(self):
for s in (0.1, 0.5, 1, 5):
managed_processes['rawgpsd'].start()
time.sleep(s)
managed_processes['rawgpsd'].stop()
ls = subprocess.check_output("mmcli -m any --location-status --output-json", shell=True, encoding='utf-8')
loc_status = json.loads(ls)
assert set(loc_status['modem']['location']['enabled']) <= {'3gpp-lac-ci'}
def check_assistance(self, should_be_loaded):
# after QGPSDEL: '+QGPSXTRADATA: 0,"1980/01/05,19:00:00"'
# after loading: '+QGPSXTRADATA: 10080,"2023/06/24,19:00:00"'
out = at_cmd("AT+QGPSXTRADATA?")
out = out.split("+QGPSXTRADATA:")[1].split("'")[0].strip()
valid_duration, injected_time_str = out.split(",", 1)
if should_be_loaded:
assert valid_duration == "10080" # should be max time
injected_time = datetime.datetime.strptime(injected_time_str.replace("\"", ""), "%Y/%m/%d,%H:%M:%S")
self.assertLess(abs((datetime.datetime.utcnow() - injected_time).total_seconds()), 60*60*12)
else:
valid_duration, injected_time_str = out.split(",", 1)
injected_time_str = injected_time_str.replace('\"', '').replace('\'', '')
assert injected_time_str[:] == '1980/01/05,19:00:00'[:]
assert valid_duration == '0'
def test_assistance_loading(self):
managed_processes['rawgpsd'].start()
self._wait_for_output(10)
assert self.sm.updated['qcomGnss']
managed_processes['rawgpsd'].stop()
self.check_assistance(True)
def test_no_assistance_loading(self):
os.system("sudo systemctl stop systemd-resolved")
managed_processes['rawgpsd'].start()
self._wait_for_output(10)
assert self.sm.updated['qcomGnss']
managed_processes['rawgpsd'].stop()
self.check_assistance(False)
def test_late_assistance_loading(self):
os.system("sudo systemctl stop systemd-resolved")
managed_processes['rawgpsd'].start()
self._wait_for_output(17)
assert self.sm.updated['qcomGnss']
os.system("sudo systemctl restart systemd-resolved")
self._wait_for_output(15)
managed_processes['rawgpsd'].stop()
self.check_assistance(True)
@unittest.skipIf(not GOOD_SIGNAL, "No good GPS signal")
def test_fix(self):
managed_processes['rawgpsd'].start()
managed_processes['laikad'].start()
assert self._wait_for_output(60)
assert self.sm.updated['qcomGnss']
assert self.sm.updated['gpsLocation']
assert self.sm['gpsLocation'].flags == 1
module_fix = ecef_from_geodetic([self.sm['gpsLocation'].latitude,
self.sm['gpsLocation'].longitude,
self.sm['gpsLocation'].altitude])
assert self.sm['gnssMeasurements'].positionECEF.valid
total_diff = np.array(self.sm['gnssMeasurements'].positionECEF.value) - module_fix
self.assertLess(np.linalg.norm(total_diff), 100)
managed_processes['laikad'].stop()
managed_processes['rawgpsd'].stop()
if __name__ == "__main__":
unittest.main(failfast=True)