本文整理汇总了Python中kafka.client_async.KafkaClient._conn_state_change方法的典型用法代码示例。如果您正苦于以下问题：Python KafkaClient._conn_state_change方法的具体用法？Python KafkaClient._conn_state_change怎么用？Python KafkaClient._conn_state_change使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类kafka.client_async.KafkaClient的用法示例。
在下文中一共展示了KafkaClient._conn_state_change方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: test_conn_state_change
# 需要导入模块: from kafka.client_async import KafkaClient [as 别名]
# 或者: from kafka.client_async.KafkaClient import _conn_state_change [as 别名]
def test_conn_state_change(mocker, conn):
cli = KafkaClient()
sel = mocker.patch.object(cli, '_selector')
node_id = 0
conn.state = ConnectionStates.CONNECTING
cli._conn_state_change(node_id, conn)
assert node_id in cli._connecting
sel.register.assert_called_with(conn._sock, selectors.EVENT_WRITE)
conn.state = ConnectionStates.CONNECTED
cli._conn_state_change(node_id, conn)
assert node_id not in cli._connecting
sel.unregister.assert_called_with(conn._sock)
sel.register.assert_called_with(conn._sock, selectors.EVENT_READ, conn)
# Failure to connect should trigger metadata update
assert cli.cluster._need_update is False
conn.state = ConnectionStates.DISCONNECTING
cli._conn_state_change(node_id, conn)
assert node_id not in cli._connecting
assert cli.cluster._need_update is True
sel.unregister.assert_called_with(conn._sock)
conn.state = ConnectionStates.CONNECTING
cli._conn_state_change(node_id, conn)
assert node_id in cli._connecting
conn.state = ConnectionStates.DISCONNECTING
cli._conn_state_change(node_id, conn)
assert node_id not in cli._connecting