def test_extact_vtg_handles_empty_values():
gps = GPSService()
msg = "$GNVTG,,,,,,,,,N*2E"
data = pynmea2.parse(msg)
info = gps.extract_vtg(data)
assert info.speed == 0.0
def test_extact_vtg_handles_empty_values():
gps = GPSService()
msg = "$GNVTG,,,,,,,,,N*2E"
data = pynmea2.parse(msg)
info = gps.extract_vtg(data)
assert info.speed == 0.0
def test_extact_vtg_returns_correct_info():
gps = GPSService()
msg = "$GNVTG,,T,,M,0.148,N,0.274,K,A*31"
data = pynmea2.parse(msg)
info = gps.extract_vtg(data)
assert info.speed == 0.274
def test_extact_vtg_returns_correct_info():
gps = GPSService()
msg = "$GNVTG,,T,,M,0.148,N,0.274,K,A*31"
data = pynmea2.parse(msg)
info = gps.extract_vtg(data)
assert info.speed == 0.274
