def test_use_transceiver(Transceiver):
"""
Verifies subscriber can use a transceiver without crashing
"""
cb = get_callback()
# set up publisher
s = Subscriber(10, cb)
t = Transceiver()
s.use(t)
def test_use_multiple_transceivers(Transceiver):
"""
Verifies subscriber can use multiple tranceivers without crashing
"""
# set up publisher
cb = get_callback()
s = Subscriber(5, cb)
ts = [Transceiver() for _ in range(10)]
for t in ts:
s.use(t)