esp-idf/examples/protocols/pppos_client/example_test.py

105 lines
4.1 KiB
Python

from __future__ import unicode_literals
import os
import threading
import time
import serial
import ttfw_idf
from tiny_test_fw import Utility
class SerialThread(object):
'''
Connect to serial port and fake responses just like from a real modem
'''
# Dictionary for transforming received AT command to expected response
AT_FSM = {b'AT+CGMM': b'0G Dummy Model',
b'AT+CGSN': b'0123456789',
b'AT+CIMI': b'ESP',
b'AT+COPS?': b'+COPS: 0,0,"ESP Network"',
b'AT+CSQ': b'+CSQ: 4,0',
b'AT+CBC': b'+CBC: 0,50',
b'ATD*99***1#': b'CONNECT',
}
def run(self, log_path, exit_event):
with serial.Serial(self.port, 115200) as ser, open(log_path, 'w') as f:
buff = b''
while not exit_event.is_set():
time.sleep(0.1)
buff += ser.read(ser.in_waiting)
if not buff.endswith(b'\r'):
continue # read more because the complete command wasn't yet received
cmd_list = buff.split(b'\r')
buff = b''
for cmd in cmd_list:
if len(cmd) == 0:
continue
snd = self.AT_FSM.get(cmd, b'')
if snd != b'':
snd += b'\n'
snd += b'OK\n'
f.write('Received: {}\n'.format(repr(cmd.decode())))
f.write('Sent: {}\n'.format(repr(snd.decode())))
ser.write(snd)
def __init__(self, port, log_path):
self.port = port
self.exit_event = threading.Event()
self.t = threading.Thread(target=self.run, args=(log_path, self.exit_event,))
self.t.start()
def __enter__(self):
return self
def __exit__(self, type, value, traceback):
self.exit_event.set()
self.t.join(60)
if self.t.is_alive():
Utility.console_log('The serial thread is still alive', 'O')
@ttfw_idf.idf_example_test(env_tag='Example_PPP')
def test_examples_pppos_client(env, extra_data):
rel_project_path = 'examples/protocols/pppos_client'
dut = env.get_dut('pppos_client', rel_project_path)
project_path = os.path.join(dut.app.get_sdk_path(), rel_project_path)
modem_port = '/dev/ttyUSB{}'.format(0 if dut.port.endswith('1') else 1)
with SerialThread(modem_port, os.path.join(project_path, 'serial.log')):
dut.start_app()
dut.expect_all('pppos_example: Module: 0G Dummy Model',
'pppos_example: Operator: "ESP Network"',
'pppos_example: IMEI: 0123456789',
'pppos_example: IMSI: ESP',
'pppos_example: rssi: 4, ber: 0',
'pppos_example: Battery voltage: 0 mV',
'pppos_example: Modem PPP Started',
timeout=60)
cmd = ('pppd {} 115200 10.0.0.1:10.0.0.2 logfile {} local noauth debug nocrtscts nodetach +ipv6'
''.format(modem_port, os.path.join(project_path, 'ppp.log')))
with ttfw_idf.CustomProcess(cmd, '/dev/null'): # Nothing is printed here
dut.expect_all('pppos_example: Modem Connect to PPP Server',
'pppos_example: IP : 10.0.0.2',
'pppos_example: Netmask : 255.255.255.255',
'pppos_example: Gateway : 10.0.0.1',
'pppos_example: Name Server1: 0.0.0.0',
'pppos_example: Name Server2: 0.0.0.0',
'pppos_example: GOT ip event!!!',
'pppos_example: MQTT other event id: 7',
# There are no fake DNS server and MQTT server set up so the example fails at this point
'TRANS_TCP: DNS lookup failed err=202 res=0x0',
'MQTT_CLIENT: Error transport connect',
'pppos_example: MQTT_EVENT_ERROR',
'pppos_example: MQTT_EVENT_DISCONNECTED')
if __name__ == '__main__':
test_examples_pppos_client()