import asyncio import pytest # from network.connection.raw_connection import RawConnection async def handle_echo(reader, writer): data = await reader.read(100) writer.write(data) await writer.drain() writer.close() @pytest.mark.asyncio async def test_simple_echo(): server_ip = '127.0.0.1' server_port = 8888 await asyncio.start_server(handle_echo, server_ip, server_port) reader, writer = await asyncio.open_connection(server_ip, server_port) # raw_connection = RawConnection(server_ip, server_port, reader, writer) test_message = "hello world" writer.write(test_message.encode()) response = (await reader.read()).decode() assert response == (test_message)