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# Test asyncio stream readinto() method using TCP server/client
try:
import asyncio
except ImportError:
print("SKIP")
raise SystemExit
try:
import array
except ImportError:
print("SKIP")
raise SystemExit
PORT = 8000
async def handle_connection(reader, writer):
writer.write(b"ab")
await writer.drain()
writer.write(b"c")
await writer.drain()
print("close")
writer.close()
await writer.wait_closed()
print("done")
ev.set()
async def tcp_server():
global ev
ev = asyncio.Event()
server = await asyncio.start_server(handle_connection, "0.0.0.0", PORT)
print("server running")
multitest.next()
async with server:
await asyncio.wait_for(ev.wait(), 10)
async def tcp_client():
reader, writer = await asyncio.open_connection(IP, PORT)
ba = bytearray(2)
n = await reader.readinto(ba)
print(n)
print(ba[:n])
a = array.array("b", [0, 0])
n = await reader.readinto(a)
print(n)
print(a[:n])
try:
n = await reader.readinto(5)
except TypeError as er:
print("TypeError")
try:
n = await reader.readinto()
except TypeError as er:
print("TypeError")
def instance0():
multitest.globals(IP=multitest.get_network_ip())
asyncio.run(tcp_server())
def instance1():
multitest.next()
asyncio.run(tcp_client())
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