def test_get_participant():
dp = DomainParticipant(0)
assert dp.participant == dp.get_participant() == dp
tp = Topic(dp, "Message", Message)
assert isgoodentity(tp)
assert tp.participant == tp.get_participant() == dp
sub = Subscriber(dp)
assert isgoodentity(sub)
assert sub.participant == sub.get_participant() == dp
pub = Publisher(dp)
assert isgoodentity(pub)
assert pub.participant == pub.get_participant() == dp
dr = DataReader(sub, tp)
assert isgoodentity(dr)
assert dr.participant == dr.get_participant() == dp
dw = DataWriter(pub, tp)
assert isgoodentity(dw)
assert dw.participant == dw.get_participant() == dp
def test_delete_entity():
dp = DomainParticipant(0)
assert dp.get_participant() == dp
reference = dp._ref
del dp
with pytest.raises(DDSException):
Entity(reference).get_participant()
def test_delete_entity():
dp = DomainParticipant(0)
assert dp.get_participant() == dp
reference = dp._ref
del dp
with pytest.raises(DDSException) as exc:
Entity(reference).get_participant()
# This test is weird, it can fail if other tests are also failing.
# So if this test fails fix other tests first before spending any time here.
assert exc.value.code == DDSException.DDS_RETCODE_PRECONDITION_NOT_MET
