/usr/lib/python2.7/dist-packages/kombu/tests/test_pidbox.py is in python-kombu 3.0.33-1ubuntu2.
This file is owned by root:root, with mode 0o644.
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import socket
import warnings
from kombu import Connection
from kombu import pidbox
from kombu.exceptions import ContentDisallowed, InconsistencyError
from kombu.utils import uuid
from .case import Case, Mock, patch
class test_Mailbox(Case):
def _handler(self, state):
return self.stats['var']
def setUp(self):
class Mailbox(pidbox.Mailbox):
def _collect(self, *args, **kwargs):
return 'COLLECTED'
self.mailbox = Mailbox('test_pidbox')
self.connection = Connection(transport='memory')
self.state = {'var': 1}
self.handlers = {'mymethod': self._handler}
self.bound = self.mailbox(self.connection)
self.default_chan = self.connection.channel()
self.node = self.bound.Node(
'test_pidbox',
state=self.state, handlers=self.handlers,
channel=self.default_chan,
)
def test_publish_reply_ignores_InconsistencyError(self):
mailbox = pidbox.Mailbox('test_reply__collect')(self.connection)
with patch('kombu.pidbox.Producer') as Producer:
producer = Producer.return_value = Mock(name='producer')
producer.publish.side_effect = InconsistencyError()
mailbox._publish_reply(
{'foo': 'bar'}, mailbox.reply_exchange, mailbox.oid, 'foo',
)
self.assertTrue(producer.publish.called)
def test_reply__collect(self):
mailbox = pidbox.Mailbox('test_reply__collect')(self.connection)
exchange = mailbox.reply_exchange.name
channel = self.connection.channel()
mailbox.reply_queue(channel).declare()
ticket = uuid()
mailbox._publish_reply({'foo': 'bar'}, exchange, mailbox.oid, ticket)
_callback_called = [False]
def callback(body):
_callback_called[0] = True
reply = mailbox._collect(ticket, limit=1,
callback=callback, channel=channel)
self.assertEqual(reply, [{'foo': 'bar'}])
self.assertTrue(_callback_called[0])
ticket = uuid()
mailbox._publish_reply({'biz': 'boz'}, exchange, mailbox.oid, ticket)
reply = mailbox._collect(ticket, limit=1, channel=channel)
self.assertEqual(reply, [{'biz': 'boz'}])
mailbox._publish_reply({'foo': 'BAM'}, exchange, mailbox.oid, 'doom',
serializer='pickle')
with self.assertRaises(ContentDisallowed):
reply = mailbox._collect('doom', limit=1, channel=channel)
mailbox._publish_reply(
{'foo': 'BAMBAM'}, exchange, mailbox.oid, 'doom',
serializer='pickle',
)
reply = mailbox._collect('doom', limit=1, channel=channel,
accept=['pickle'])
self.assertEqual(reply[0]['foo'], 'BAMBAM')
de = mailbox.connection.drain_events = Mock()
de.side_effect = socket.timeout
mailbox._collect(ticket, limit=1, channel=channel)
def test_constructor(self):
self.assertIsNone(self.mailbox.connection)
self.assertTrue(self.mailbox.exchange.name)
self.assertTrue(self.mailbox.reply_exchange.name)
def test_bound(self):
bound = self.mailbox(self.connection)
self.assertIs(bound.connection, self.connection)
def test_Node(self):
self.assertTrue(self.node.hostname)
self.assertTrue(self.node.state)
self.assertIs(self.node.mailbox, self.bound)
self.assertTrue(self.handlers)
# No initial handlers
node2 = self.bound.Node('test_pidbox2', state=self.state)
self.assertDictEqual(node2.handlers, {})
def test_Node_consumer(self):
consumer1 = self.node.Consumer()
self.assertIs(consumer1.channel, self.default_chan)
self.assertTrue(consumer1.no_ack)
chan2 = self.connection.channel()
consumer2 = self.node.Consumer(channel=chan2, no_ack=False)
self.assertIs(consumer2.channel, chan2)
self.assertFalse(consumer2.no_ack)
def test_Node_consumer_multiple_listeners(self):
warnings.resetwarnings()
consumer = self.node.Consumer()
q = consumer.queues[0]
with warnings.catch_warnings(record=True) as log:
q.on_declared('foo', 1, 1)
self.assertTrue(log)
self.assertIn('already using this', log[0].message.args[0])
with warnings.catch_warnings(record=True) as log:
q.on_declared('foo', 1, 0)
self.assertFalse(log)
def test_handler(self):
node = self.bound.Node('test_handler', state=self.state)
@node.handler
def my_handler_name(state):
return 42
self.assertIn('my_handler_name', node.handlers)
def test_dispatch(self):
node = self.bound.Node('test_dispatch', state=self.state)
@node.handler
def my_handler_name(state, x=None, y=None):
return x + y
self.assertEqual(node.dispatch('my_handler_name',
arguments={'x': 10, 'y': 10}), 20)
def test_dispatch_raising_SystemExit(self):
node = self.bound.Node('test_dispatch_raising_SystemExit',
state=self.state)
@node.handler
def my_handler_name(state):
raise SystemExit
with self.assertRaises(SystemExit):
node.dispatch('my_handler_name')
def test_dispatch_raising(self):
node = self.bound.Node('test_dispatch_raising', state=self.state)
@node.handler
def my_handler_name(state):
raise KeyError('foo')
res = node.dispatch('my_handler_name')
self.assertIn('error', res)
self.assertIn('KeyError', res['error'])
def test_dispatch_replies(self):
_replied = [False]
def reply(data, **options):
_replied[0] = True
node = self.bound.Node('test_dispatch', state=self.state)
node.reply = reply
@node.handler
def my_handler_name(state, x=None, y=None):
return x + y
node.dispatch('my_handler_name',
arguments={'x': 10, 'y': 10},
reply_to={'exchange': 'foo', 'routing_key': 'bar'})
self.assertTrue(_replied[0])
def test_reply(self):
_replied = [(None, None, None)]
def publish_reply(data, exchange, routing_key, ticket, **kwargs):
_replied[0] = (data, exchange, routing_key, ticket)
mailbox = self.mailbox(self.connection)
mailbox._publish_reply = publish_reply
node = mailbox.Node('test_reply')
@node.handler
def my_handler_name(state):
return 42
node.dispatch('my_handler_name',
reply_to={'exchange': 'exchange',
'routing_key': 'rkey'},
ticket='TICKET')
data, exchange, routing_key, ticket = _replied[0]
self.assertEqual(data, {'test_reply': 42})
self.assertEqual(exchange, 'exchange')
self.assertEqual(routing_key, 'rkey')
self.assertEqual(ticket, 'TICKET')
def test_handle_message(self):
node = self.bound.Node('test_dispatch_from_message')
@node.handler
def my_handler_name(state, x=None, y=None):
return x * y
body = {'method': 'my_handler_name',
'arguments': {'x': 64, 'y': 64}}
self.assertEqual(node.handle_message(body, None), 64 * 64)
# message not for me should not be processed.
body['destination'] = ['some_other_node']
self.assertIsNone(node.handle_message(body, None))
def test_handle_message_adjusts_clock(self):
node = self.bound.Node('test_adjusts_clock')
@node.handler
def my_handler_name(state):
return 10
body = {'method': 'my_handler_name',
'arguments': {}}
message = Mock(name='message')
message.headers = {'clock': 313}
node.adjust_clock = Mock(name='adjust_clock')
res = node.handle_message(body, message)
node.adjust_clock.assert_called_with(313)
self.assertEqual(res, 10)
def test_listen(self):
consumer = self.node.listen()
self.assertEqual(consumer.callbacks[0],
self.node.handle_message)
self.assertEqual(consumer.channel, self.default_chan)
def test_cast(self):
self.bound.cast(['somenode'], 'mymethod')
consumer = self.node.Consumer()
self.assertIsCast(self.get_next(consumer))
def test_abcast(self):
self.bound.abcast('mymethod')
consumer = self.node.Consumer()
self.assertIsCast(self.get_next(consumer))
def test_call_destination_must_be_sequence(self):
with self.assertRaises(ValueError):
self.bound.call('some_node', 'mymethod')
def test_call(self):
self.assertEqual(
self.bound.call(['some_node'], 'mymethod'),
'COLLECTED',
)
consumer = self.node.Consumer()
self.assertIsCall(self.get_next(consumer))
def test_multi_call(self):
self.assertEqual(self.bound.multi_call('mymethod'), 'COLLECTED')
consumer = self.node.Consumer()
self.assertIsCall(self.get_next(consumer))
def get_next(self, consumer):
m = consumer.queues[0].get()
if m:
return m.payload
def assertIsCast(self, message):
self.assertTrue(message['method'])
def assertIsCall(self, message):
self.assertTrue(message['method'])
self.assertTrue(message['reply_to'])
|