def server_handler(reader, writer):
"""Echo server"""
tfe = TCPFrameEndpoint(reader, writer)
# Read a frame:
frame = yield from tfe.recv()
# Send the frame back to client:
yield from tfe.send(frame)
def client():
CLIENT_MESS = b'This is a mess'
reader, writer = yield from \
asyncio.open_connection(host=addr,port=port)
tfe = TCPFrameEndpoint(reader, writer)
yield from tfe.send(CLIENT_MESS)
frame = yield from tfe.recv()
assert frame == CLIENT_MESS
# Append True to list of results:
res.append(True)
# Close client:
yield from tfe.close()
def server_handler(reader, writer):
"""Echo server"""
tfe = TCPFrameEndpoint(reader, writer)
# Read a frame:
frame = yield from tfe.recv()
assert frame == b'abc'
# Read a frame:
frame = yield from tfe.recv()
assert frame == b''
# Read a frame:
frame = yield from tfe.recv()
assert frame == b'abcd'
# Read a frame:
frame = yield from tfe.recv()
assert frame == b'abcd'
res.append('sending_frame')
# Write a frame:
yield from tfe.send(b'1234')
# Last frame was cut in the middle (The connection was closed),
# therefore we expect to get a None here:
frame = yield from tfe.recv()
assert frame is None
res.append('got_none')
def server_handler(reader, writer):
"""Echo server"""
tfe = TCPFrameEndpoint(reader, writer, max_frame_len=4)
# Read a frame:
frame = yield from tfe.recv()
assert frame == b'abc'
# Read a frame:
frame = yield from tfe.recv()
assert frame == b''
# Read a frame. The frame should be too large for the chosen
# max_frame_len=4, so we expect to get None here:
frame = yield from tfe.recv()
assert frame == None
res.append('got_none')