Function make_slow_server

impit-python/test/basic_client_test.py:648–666

Start a server in a daemon thread that waits `delay` seconds before responding.

(port_holder: list[int], delay: float = 2.0)

def make_slow_server(port_holder: list[int], delay: float = 2.0) -> None:
    """Start a server in a daemon thread that waits `delay` seconds before responding."""
    server = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
    server.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
    server.bind(('127.0.0.1', 0))
    port_holder[0] = server.getsockname()[1]
    server.listen(1)

    def _serve() -> None:
        try:
            conn, _ = server.accept()
            conn.recv(1024)
            time.sleep(delay)
            conn.send(b'HTTP/1.1 200 OK\r\nContent-Length: 2\r\n\r\nOK')
            conn.close()
        finally:
            server.close()

    threading.Thread(target=_serve, daemon=True).start()


class TestTimeoutBehaviour: