async def test_send_produces_bytes(smc):
    channel, type, message = 0, 0, b"abc"

    payload = await smc.send(channel, type, message)
    assert isinstance(payload, bytes)


# async def test_recv_context_manager(smc):
#     channel, type, message = 0, 0, b"abc"

#     payload = await smc.send(channel, type, message)
#     assert isinstance(payload, bytes)

#     async with smc.recv(payload) as response:
#         assert response.channel == channel
#         assert response.type == type
#         assert response.message == message