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pytest_udp_client.py
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pytest_udp_client.py
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# SPDX-FileCopyrightText: 2021-2022 Espressif Systems (Shanghai) CO LTD
# SPDX-License-Identifier: Apache-2.0
import logging
import socket
import pytest
from common_test_methods import (get_env_config_variable, get_host_ip4_by_dest_ip, get_host_ip6_by_dest_ip,
get_my_interface_by_dest_ip)
from pexpect.exceptions import TIMEOUT
from pytest_embedded import Dut
try:
from run_udp_server import UdpServer
except ImportError:
import os
import sys
sys.path.append(os.path.abspath(os.path.join(os.path.dirname(__file__), '..', 'scripts')))
from run_udp_server import UdpServer
PORT = 3333
MAX_RETRIES = 3
@pytest.mark.esp32
@pytest.mark.esp32c3
@pytest.mark.esp32s3
@pytest.mark.wifi_router
def test_examples_udp_client_ipv4(dut: Dut) -> None:
# Parse IP address of STA
logging.info('Waiting to connect with AP')
if dut.app.sdkconfig.get('EXAMPLE_WIFI_SSID_PWD_FROM_STDIN') is True:
dut.expect('Please input ssid password:')
env_name = 'wifi_router'
ap_ssid = get_env_config_variable(env_name, 'ap_ssid')
ap_password = get_env_config_variable(env_name, 'ap_password')
dut.write(f'{ap_ssid} {ap_password}')
ipv4 = dut.expect(r'IPv4 address: (\d+\.\d+\.\d+\.\d+)[^\d]', timeout=30)[1].decode()
print(f'Connected with IPv4={ipv4}')
# test IPv4
with UdpServer(PORT, socket.AF_INET):
server_ip = get_host_ip4_by_dest_ip(ipv4)
print('Connect udp client to server IP={}'.format(server_ip))
for _ in range(MAX_RETRIES):
try:
dut.write(server_ip)
dut.expect('OK: Message from ESP32')
break
except TIMEOUT:
pass
else:
raise ValueError('Failed to send/recv udp packets.')
@pytest.mark.esp32
@pytest.mark.esp32c3
@pytest.mark.esp32s3
@pytest.mark.wifi_router
def test_examples_udp_client_ipv6(dut: Dut) -> None:
# Parse IP address of STA
logging.info('Waiting to connect with AP')
if dut.app.sdkconfig.get('EXAMPLE_WIFI_SSID_PWD_FROM_STDIN') is True:
dut.expect('Please input ssid password:')
env_name = 'wifi_router'
ap_ssid = get_env_config_variable(env_name, 'ap_ssid')
ap_password = get_env_config_variable(env_name, 'ap_password')
dut.write(f'{ap_ssid} {ap_password}')
ipv4 = dut.expect(r'IPv4 address: (\d+\.\d+\.\d+\.\d+)[^\d]', timeout=30)[1].decode()
# expect all 8 octets from IPv6 (assumes it's printed in the long form)
ipv6_r = r':'.join((r'[0-9a-fA-F]{4}',) * 8)
ipv6 = dut.expect(ipv6_r, timeout=30)[0].decode()
print(f'Connected with IPv4={ipv4} and IPv6={ipv6}')
interface = get_my_interface_by_dest_ip(ipv4)
# test IPv6
with UdpServer(PORT, socket.AF_INET6):
server_ip = get_host_ip6_by_dest_ip(ipv6, interface)
print('Connect udp client to server IP={}'.format(server_ip))
for _ in range(MAX_RETRIES):
try:
dut.write(server_ip)
dut.expect('OK: Message from ESP32')
break
except TIMEOUT:
pass
else:
raise ValueError('Failed to send/recv udpv6 packets.')