mirror of https://github.com/celery/kombu.git
158 lines
4.6 KiB
Python
158 lines
4.6 KiB
Python
import socket
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import time
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import unittest2 as unittest
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from nose import SkipTest
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from kombu import BrokerConnection
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from kombu import Producer, Consumer, Exchange, Queue
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def consumeN(conn, consumer, n=1):
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messages = []
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def callback(message_data, message):
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messages.append(message_data)
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message.ack()
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prev, consumer.callbacks = consumer.callbacks, [callback]
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consumer.consume()
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while True:
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try:
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conn.drain_events(timeout=1)
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except socket.timeout:
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pass
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if len(messages) >= n:
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break
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consumer.cancel()
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consumer.callback = prev
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return messages
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class TransportCase(unittest.TestCase):
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transport = None
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prefix = None
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event_loop_max = 100
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connection_options = {}
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connected = False
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skip_test_reason = None
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def before_connect(self):
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pass
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def after_connect(self, connection):
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pass
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def setUp(self):
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if self.transport:
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try:
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self.before_connect()
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except SkipTest, exc:
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self.skip_test_reason = str(exc)
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else:
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self.do_connect()
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self.exchange = Exchange(self.prefix, "direct")
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self.queue = Queue(self.prefix, self.exchange, self.prefix)
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def purge(self, names):
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chan = self.connection.channel()
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map(chan.queue_purge, names)
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def get_connection(self, **options):
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return BrokerConnection(transport=self.transport, **options)
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def do_connect(self):
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self.connection = self.get_connection(**self.connection_options)
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try:
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self.connection.connect()
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self.after_connect(self.connection)
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except self.connection.connection_errors:
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self.skip_test_reason = "%s transport can't connect" % (
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self.transport, )
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else:
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self.connected = True
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def verify_alive(self):
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if not self.connected:
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raise SkipTest(self.skip_test_reason)
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def test_produce__consume(self):
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if not self.transport:
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return
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self.verify_alive()
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chan1 = self.connection.channel()
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consumer = Consumer(chan1, self.queue)
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consumer.queues[0].purge()
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producer = Producer(chan1, self.exchange)
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producer.publish({"foo": "bar"}, routing_key=self.prefix)
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message = consumeN(self.connection, consumer)
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self.assertDictEqual(message[0], {"foo": "bar"})
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chan1.close()
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self.purge([self.queue.name])
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def P(self, rest):
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return "%s.%s" % (self.prefix, rest)
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def test_produce__consume_multiple(self):
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if not self.transport:
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return
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self.verify_alive()
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chan1 = self.connection.channel()
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producer = Producer(chan1, self.exchange)
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b1 = Queue(self.P("b1"), self.exchange, "b1")(chan1)
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b2 = Queue(self.P("b2"), self.exchange, "b2")(chan1)
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b3 = Queue(self.P("b3"), self.exchange, "b3")(chan1)
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[q.declare() for q in (b1, b2, b3)]
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[q.purge() for q in (b1, b2, b3)]
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producer.publish("b1", routing_key="b1")
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producer.publish("b2", routing_key="b2")
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producer.publish("b3", routing_key="b3")
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chan1.close()
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chan2 = self.connection.channel()
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consumer = Consumer(chan2, [b1, b2, b3])
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messages = consumeN(self.connection, consumer, 3)
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self.assertItemsEqual(messages, ["b1", "b2", "b3"])
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chan2.close()
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self.purge([self.P("b1"), self.P("b2"), self.P("b3")])
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def test_timeout(self):
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if not self.transport:
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return
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self.verify_alive()
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chan = self.connection.channel()
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self.purge([self.queue.name])
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consumer = Consumer(chan, self.queue)
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self.assertRaises(socket.timeout, self.connection.drain_events,
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timeout=0.3)
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consumer.cancel()
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def test_basic_get(self):
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if not self.transport:
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return
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self.verify_alive()
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chan1 = self.connection.channel()
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producer = Producer(chan1, self.exchange)
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chan2 = self.connection.channel()
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queue = Queue(self.P("basic_get"), self.exchange, "basic_get")
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queue = queue(chan2)
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queue.declare()
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producer.publish({"basic.get": "this"}, routing_key="basic_get")
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chan1.close()
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for i in range(self.event_loop_max):
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m = queue.get()
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if m:
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break
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time.sleep(0.1)
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self.assertEqual(m.payload, {"basic.get": "this"})
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chan2.close()
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def tearDown(self):
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if self.transport and self.connected:
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self.connection.close()
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