def test_instantiate_link_and_connect_to_broker(mock_pikathread):
"""Test the Pika connection routine."""
transport = PikaTransport()
assert not transport.is_connected()
transport.connect()
mock_pikathread.start.assert_called_once()
mock_pikathread.start.side_effect = RuntimeError
assert transport.is_connected()
with pytest.raises(RuntimeError):
transport.connect()
mock_pikathread.join.assert_not_called()
assert transport.is_connected()
transport.disconnect()
mock_pikathread.join.assert_called_once()
mock_pikathread.connection_alive = False
assert not transport.is_connected()
transport.disconnect()
assert mock_pikathread.join.call_count == 2
assert not transport.is_connected()
def pikatransport(revert_classvariables, connection_params):
# connection_params is unused here, but implements the fixture skipping
# logic following a single test, instead of attempting a connection for
# every individual test.
pt = PikaTransport()
pt.connect()
yield pt
pt.disconnect()