circuitpython/tests/multi_net/tcp_data.py
2023-02-02 12:51:03 +11:00

31 lines
643 B
Python

# Simple test of a TCP server and client transferring data
import socket
PORT = 8000
# Server
def instance0():
multitest.globals(IP=multitest.get_network_ip())
s = socket.socket()
s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
s.bind(socket.getaddrinfo("0.0.0.0", PORT)[0][-1])
s.listen()
multitest.next()
s2, _ = s.accept()
print(s2.recv(16))
s2.send(b"server to client")
s2.close()
s.close()
# Client
def instance1():
multitest.next()
s = socket.socket()
s.connect(socket.getaddrinfo(IP, PORT)[0][-1])
s.send(b"client to server")
print(s.recv(16))
s.close()