# SPDX-FileCopyrightText: 2022-2025 Espressif Systems (Shanghai) CO LTD
# SPDX-License-Identifier: Unlicense OR CC0-1.0
from __future__ import print_function, unicode_literals


def test_pppos_connect(dut):
    """
    steps:
      1. initializes connection with SIM800
      2. checks we get an IP
      3. checks that the ping command works
      4. checks that the client cleanly disconnects
    """
    # Check the sequence of connecting, publishing, disconnecting
    dut.expect('Modem Connect to PPP Server', timeout=90)
    dut.expect('Ping command finished with return value: 0', timeout=30)
    # Check that we have disconnected
    dut.expect('User interrupted event')
    # And can use commands again
    dut.expect('IMSI=[0-9]+')