def client_server():
c2s_r, c2s_w = os.pipe()
s2c_r, s2c_w = os.pipe()
def start(ls: LanguageServer, fdr, fdw):
# TODO: better patch is needed
# disable `close()` to avoid error messages
close = ls.loop.close
ls.loop.close = lambda: None
ls.start_io(os.fdopen(fdr, "rb"), os.fdopen(fdw, "wb"))
ls.loop.close = close
server = CMakeLanguageServer(asyncio.new_event_loop())
server_thread = Thread(target=start, args=(server, c2s_r, s2c_w))
server_thread.start()
client = LanguageServer(asyncio.new_event_loop())
client_thread = Thread(target=start, args=(client, s2c_r, c2s_w))
client_thread.start()
yield client, server
client.send_notification(features.EXIT)
server.send_notification(features.EXIT)
server_thread.join()
client_thread.join()
def client_server():
""" A fixture to setup a client/server """
# Client to Server pipe
csr, csw = os.pipe()
# Server to client pipe
scr, scw = os.pipe()
# Run server
server_thread = Thread(target=textx_server.start_io, args=(
os.fdopen(csr, 'rb'), os.fdopen(scw, 'wb')
))
server_thread.daemon = True
server_thread.start()
# Setup client
client = LanguageServer(asyncio.new_event_loop())
client_thread = Thread(target=client.start_io, args=(
os.fdopen(scr, 'rb'), os.fdopen(csw, 'wb')
))
client_thread.daemon = True
client_thread.start()
# Register client features to catch responses
register_client_features(client)
# Initialize server
initialize_server(textx_server)
yield client, textx_server
shutdown_response = client.lsp.send_request(
SHUTDOWN).result(timeout=CALL_TIMEOUT)
assert shutdown_response is None
client.send_notification(EXIT)