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import os
from contextlib import ExitStack
import pytest
from pyroute2 import GenericNetlinkSocket, TaskStats
from pyroute2.netlink import nlmsg
def test_bind_first():
with ExitStack() as sockets:
ts = sockets.enter_context(TaskStats())
gs = sockets.enter_context(GenericNetlinkSocket())
with pytest.raises(RuntimeError) as ets:
ts.get_pid_stat(os.getpid())
with pytest.raises(RuntimeError) as egs:
gs.nlm_request(nlmsg(), gs.prid)
assert ets.value.args == egs.value.args
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