Innovenergy_trunk/NodeRed/NodeRedFiles/pika-0.13.1/tests/acceptance/async_adapter_tests.py

588 lines
22 KiB
Python

# Suppress pylint messages concerning missing class and method docstrings
# pylint: disable=C0111
# Suppress pylint warning about attribute defined outside __init__
# pylint: disable=W0201
# Suppress pylint warning about access to protected member
# pylint: disable=W0212
# Suppress pylint warning about unused argument
# pylint: disable=W0613
import functools
import threading
import time
import uuid
from pika import spec
from pika.compat import as_bytes
import pika.connection
import pika.frame
import pika.spec
from async_test_base import (AsyncTestCase, BoundQueueTestCase, AsyncAdapters)
class TestA_Connect(AsyncTestCase, AsyncAdapters): # pylint: disable=C0103
DESCRIPTION = "Connect, open channel and disconnect"
def begin(self, channel):
self.stop()
class TestConfirmSelect(AsyncTestCase, AsyncAdapters):
DESCRIPTION = "Receive confirmation of Confirm.Select"
def begin(self, channel):
channel._on_selectok = self.on_complete
channel.confirm_delivery()
def on_complete(self, frame):
self.assertIsInstance(frame.method, spec.Confirm.SelectOk)
self.stop()
class TestBlockingNonBlockingBlockingRPCWontStall(AsyncTestCase, AsyncAdapters):
DESCRIPTION = ("Verify that a sequence of blocking, non-blocking, blocking "
"RPC requests won't stall")
def begin(self, channel):
# Queue declaration params table: queue name, nowait value
self._expected_queue_params = (
("blocking-non-blocking-stall-check-" + uuid.uuid1().hex, False),
("blocking-non-blocking-stall-check-" + uuid.uuid1().hex, True),
("blocking-non-blocking-stall-check-" + uuid.uuid1().hex, False)
)
self._declared_queue_names = []
for queue, nowait in self._expected_queue_params:
channel.queue_declare(callback=self._queue_declare_ok_cb
if not nowait else None,
queue=queue,
auto_delete=True,
nowait=nowait,
arguments={'x-expires': self.TIMEOUT * 1000})
def _queue_declare_ok_cb(self, declare_ok_frame):
self._declared_queue_names.append(declare_ok_frame.method.queue)
if len(self._declared_queue_names) == 2:
# Initiate check for creation of queue declared with nowait=True
self.channel.queue_declare(callback=self._queue_declare_ok_cb,
queue=self._expected_queue_params[1][0],
passive=True,
nowait=False)
elif len(self._declared_queue_names) == 3:
self.assertSequenceEqual(
sorted(self._declared_queue_names),
sorted(item[0] for item in self._expected_queue_params))
self.stop()
class TestConsumeCancel(AsyncTestCase, AsyncAdapters):
DESCRIPTION = "Consume and cancel"
def begin(self, channel):
self.queue_name = self.__class__.__name__ + ':' + uuid.uuid1().hex
channel.queue_declare(self.on_queue_declared, queue=self.queue_name)
def on_queue_declared(self, frame):
for i in range(0, 100):
msg_body = '{}:{}:{}'.format(self.__class__.__name__, i,
time.time())
self.channel.basic_publish('', self.queue_name, msg_body)
self.ctag = self.channel.basic_consume(self.on_message,
queue=self.queue_name,
no_ack=True)
def on_message(self, _channel, _frame, _header, body):
self.channel.basic_cancel(self.on_cancel, self.ctag)
def on_cancel(self, _frame):
self.channel.queue_delete(self.on_deleted, self.queue_name)
def on_deleted(self, _frame):
self.stop()
class TestExchangeDeclareAndDelete(AsyncTestCase, AsyncAdapters):
DESCRIPTION = "Create and delete and exchange"
X_TYPE = 'direct'
def begin(self, channel):
self.name = self.__class__.__name__ + ':' + uuid.uuid1().hex
channel.exchange_declare(self.on_exchange_declared, self.name,
exchange_type=self.X_TYPE,
passive=False,
durable=False,
auto_delete=True)
def on_exchange_declared(self, frame):
self.assertIsInstance(frame.method, spec.Exchange.DeclareOk)
self.channel.exchange_delete(self.on_exchange_delete, self.name)
def on_exchange_delete(self, frame):
self.assertIsInstance(frame.method, spec.Exchange.DeleteOk)
self.stop()
class TestExchangeRedeclareWithDifferentValues(AsyncTestCase, AsyncAdapters):
DESCRIPTION = "should close chan: re-declared exchange w/ diff params"
X_TYPE1 = 'direct'
X_TYPE2 = 'topic'
def begin(self, channel):
self.name = self.__class__.__name__ + ':' + uuid.uuid1().hex
self.channel.add_on_close_callback(self.on_channel_closed)
channel.exchange_declare(self.on_exchange_declared, self.name,
exchange_type=self.X_TYPE1,
passive=False,
durable=False,
auto_delete=True)
def on_cleanup_channel(self, channel):
channel.exchange_delete(None, self.name, nowait=True)
self.stop()
def on_channel_closed(self, channel, reply_code, reply_text):
self.connection.channel(self.on_cleanup_channel)
def on_exchange_declared(self, frame):
self.channel.exchange_declare(self.on_bad_result, self.name,
exchange_type=self.X_TYPE2,
passive=False,
durable=False,
auto_delete=True)
def on_bad_result(self, frame):
self.channel.exchange_delete(None, self.name, nowait=True)
raise AssertionError("Should not have received a Queue.DeclareOk")
class TestQueueDeclareAndDelete(AsyncTestCase, AsyncAdapters):
DESCRIPTION = "Create and delete a queue"
def begin(self, channel):
channel.queue_declare(self.on_queue_declared,
passive=False,
durable=False,
exclusive=True,
auto_delete=False,
nowait=False,
arguments={'x-expires': self.TIMEOUT * 1000})
def on_queue_declared(self, frame):
self.assertIsInstance(frame.method, spec.Queue.DeclareOk)
self.channel.queue_delete(self.on_queue_delete, frame.method.queue)
def on_queue_delete(self, frame):
self.assertIsInstance(frame.method, spec.Queue.DeleteOk)
self.stop()
class TestQueueNameDeclareAndDelete(AsyncTestCase, AsyncAdapters):
DESCRIPTION = "Create and delete a named queue"
def begin(self, channel):
self._q_name = self.__class__.__name__ + ':' + uuid.uuid1().hex
channel.queue_declare(self.on_queue_declared, self._q_name,
passive=False,
durable=False,
exclusive=True,
auto_delete=True,
nowait=False,
arguments={'x-expires': self.TIMEOUT * 1000})
def on_queue_declared(self, frame):
self.assertIsInstance(frame.method, spec.Queue.DeclareOk)
# Frame's method's queue is encoded (impl detail)
self.assertEqual(frame.method.queue, self._q_name)
self.channel.queue_delete(self.on_queue_delete, frame.method.queue)
def on_queue_delete(self, frame):
self.assertIsInstance(frame.method, spec.Queue.DeleteOk)
self.stop()
class TestQueueRedeclareWithDifferentValues(AsyncTestCase, AsyncAdapters):
DESCRIPTION = "Should close chan: re-declared queue w/ diff params"
def begin(self, channel):
self._q_name = self.__class__.__name__ + ':' + uuid.uuid1().hex
self.channel.add_on_close_callback(self.on_channel_closed)
channel.queue_declare(self.on_queue_declared, self._q_name,
passive=False,
durable=False,
exclusive=True,
auto_delete=True,
nowait=False,
arguments={'x-expires': self.TIMEOUT * 1000})
def on_channel_closed(self, channel, reply_code, reply_text):
self.stop()
def on_queue_declared(self, frame):
self.channel.queue_declare(self.on_bad_result, self._q_name,
passive=False,
durable=True,
exclusive=False,
auto_delete=True,
nowait=False,
arguments={'x-expires': self.TIMEOUT * 1000})
def on_bad_result(self, frame):
self.channel.queue_delete(None, self._q_name, nowait=True)
raise AssertionError("Should not have received a Queue.DeclareOk")
class TestTX1_Select(AsyncTestCase, AsyncAdapters): # pylint: disable=C0103
DESCRIPTION = "Receive confirmation of Tx.Select"
def begin(self, channel):
channel.tx_select(self.on_complete)
def on_complete(self, frame):
self.assertIsInstance(frame.method, spec.Tx.SelectOk)
self.stop()
class TestTX2_Commit(AsyncTestCase, AsyncAdapters): # pylint: disable=C0103
DESCRIPTION = "Start a transaction, and commit it"
def begin(self, channel):
channel.tx_select(self.on_selectok)
def on_selectok(self, frame):
self.assertIsInstance(frame.method, spec.Tx.SelectOk)
self.channel.tx_commit(self.on_commitok)
def on_commitok(self, frame):
self.assertIsInstance(frame.method, spec.Tx.CommitOk)
self.stop()
class TestTX2_CommitFailure(AsyncTestCase, AsyncAdapters): # pylint: disable=C0103
DESCRIPTION = "Close the channel: commit without a TX"
def begin(self, channel):
self.channel.add_on_close_callback(self.on_channel_closed)
self.channel.tx_commit(self.on_commitok)
def on_channel_closed(self, channel, reply_code, reply_text):
self.stop()
def on_selectok(self, frame):
self.assertIsInstance(frame.method, spec.Tx.SelectOk)
@staticmethod
def on_commitok(frame):
raise AssertionError("Should not have received a Tx.CommitOk")
class TestTX3_Rollback(AsyncTestCase, AsyncAdapters): # pylint: disable=C0103
DESCRIPTION = "Start a transaction, then rollback"
def begin(self, channel):
channel.tx_select(self.on_selectok)
def on_selectok(self, frame):
self.assertIsInstance(frame.method, spec.Tx.SelectOk)
self.channel.tx_rollback(self.on_rollbackok)
def on_rollbackok(self, frame):
self.assertIsInstance(frame.method, spec.Tx.RollbackOk)
self.stop()
class TestTX3_RollbackFailure(AsyncTestCase, AsyncAdapters): # pylint: disable=C0103
DESCRIPTION = "Close the channel: rollback without a TX"
def begin(self, channel):
self.channel.add_on_close_callback(self.on_channel_closed)
self.channel.tx_rollback(self.on_commitok)
def on_channel_closed(self, channel, reply_code, reply_text):
self.stop()
@staticmethod
def on_commitok(frame):
raise AssertionError("Should not have received a Tx.RollbackOk")
class TestZ_PublishAndConsume(BoundQueueTestCase, AsyncAdapters): # pylint: disable=C0103
DESCRIPTION = "Publish a message and consume it"
def on_ready(self, frame):
self.ctag = self.channel.basic_consume(self.on_message, self.queue)
self.msg_body = "%s: %i" % (self.__class__.__name__, time.time())
self.channel.basic_publish(self.exchange, self.routing_key,
self.msg_body)
def on_cancelled(self, frame):
self.assertIsInstance(frame.method, spec.Basic.CancelOk)
self.stop()
def on_message(self, channel, method, header, body):
self.assertIsInstance(method, spec.Basic.Deliver)
self.assertEqual(body, as_bytes(self.msg_body))
self.channel.basic_ack(method.delivery_tag)
self.channel.basic_cancel(self.on_cancelled, self.ctag)
class TestZ_PublishAndConsumeBig(BoundQueueTestCase, AsyncAdapters): # pylint: disable=C0103
DESCRIPTION = "Publish a big message and consume it"
@staticmethod
def _get_msg_body():
return '\n'.join(["%s" % i for i in range(0, 2097152)])
def on_ready(self, frame):
self.ctag = self.channel.basic_consume(self.on_message, self.queue)
self.msg_body = self._get_msg_body()
self.channel.basic_publish(self.exchange, self.routing_key,
self.msg_body)
def on_cancelled(self, frame):
self.assertIsInstance(frame.method, spec.Basic.CancelOk)
self.stop()
def on_message(self, channel, method, header, body):
self.assertIsInstance(method, spec.Basic.Deliver)
self.assertEqual(body, as_bytes(self.msg_body))
self.channel.basic_ack(method.delivery_tag)
self.channel.basic_cancel(self.on_cancelled, self.ctag)
class TestZ_PublishAndGet(BoundQueueTestCase, AsyncAdapters): # pylint: disable=C0103
DESCRIPTION = "Publish a message and get it"
def on_ready(self, frame):
self.msg_body = "%s: %i" % (self.__class__.__name__, time.time())
self.channel.basic_publish(self.exchange, self.routing_key,
self.msg_body)
self.channel.basic_get(self.on_get, self.queue)
def on_get(self, channel, method, header, body):
self.assertIsInstance(method, spec.Basic.GetOk)
self.assertEqual(body, as_bytes(self.msg_body))
self.channel.basic_ack(method.delivery_tag)
self.stop()
class TestZ_AccessDenied(AsyncTestCase, AsyncAdapters): # pylint: disable=C0103
DESCRIPTION = "Verify that access denied invokes on open error callback"
def start(self, *args, **kwargs):
self.parameters.virtual_host = str(uuid.uuid4())
self.error_captured = False
super(TestZ_AccessDenied, self).start(*args, **kwargs)
self.assertTrue(self.error_captured)
def on_open_error(self, connection, error):
self.error_captured = True
self.stop()
def on_open(self, connection):
super(TestZ_AccessDenied, self).on_open(connection)
self.stop()
class TestBlockedConnectionTimesOut(AsyncTestCase, AsyncAdapters): # pylint: disable=C0103
DESCRIPTION = "Verify that blocked connection terminates on timeout"
def start(self, *args, **kwargs):
self.parameters.blocked_connection_timeout = 0.001
self.on_closed_pair = None
super(TestBlockedConnectionTimesOut, self).start(*args, **kwargs)
self.assertEqual(
self.on_closed_pair,
(pika.connection.InternalCloseReasons.BLOCKED_CONNECTION_TIMEOUT,
'Blocked connection timeout expired'))
def begin(self, channel):
# Simulate Connection.Blocked
channel.connection._on_connection_blocked(pika.frame.Method(
0,
pika.spec.Connection.Blocked('Testing blocked connection timeout')))
def on_closed(self, connection, reply_code, reply_text):
"""called when the connection has finished closing"""
self.on_closed_pair = (reply_code, reply_text)
super(TestBlockedConnectionTimesOut, self).on_closed(connection,
reply_code,
reply_text)
class TestBlockedConnectionUnblocks(AsyncTestCase, AsyncAdapters): # pylint: disable=C0103
DESCRIPTION = "Verify that blocked-unblocked connection closes normally"
def start(self, *args, **kwargs):
self.parameters.blocked_connection_timeout = 0.001
self.on_closed_pair = None
super(TestBlockedConnectionUnblocks, self).start(*args, **kwargs)
self.assertEqual(
self.on_closed_pair,
(200, 'Normal shutdown'))
def begin(self, channel):
# Simulate Connection.Blocked
channel.connection._on_connection_blocked(pika.frame.Method(
0,
pika.spec.Connection.Blocked(
'Testing blocked connection unblocks')))
# Simulate Connection.Unblocked
channel.connection._on_connection_unblocked(pika.frame.Method(
0,
pika.spec.Connection.Unblocked()))
# Schedule shutdown after blocked connection timeout would expire
channel.connection.add_timeout(0.005, self.on_cleanup_timer)
def on_cleanup_timer(self):
self.stop()
def on_closed(self, connection, reply_code, reply_text):
"""called when the connection has finished closing"""
self.on_closed_pair = (reply_code, reply_text)
super(TestBlockedConnectionUnblocks, self).on_closed(connection,
reply_code,
reply_text)
class TestAddCallbackThreadsafeRequestBeforeIOLoopStarts(AsyncTestCase, AsyncAdapters):
DESCRIPTION = "Test add_callback_threadsafe request before ioloop starts."
def _run_ioloop(self, *args, **kwargs): # pylint: disable=W0221
"""We intercept this method from AsyncTestCase in order to call
add_callback_threadsafe before AsyncTestCase starts the ioloop.
"""
self.my_start_time = time.time()
# Request a callback from our current (ioloop's) thread
self.connection.add_callback_threadsafe(self.on_requested_callback)
return super(
TestAddCallbackThreadsafeRequestBeforeIOLoopStarts, self)._run_ioloop(
*args, **kwargs)
def start(self, *args, **kwargs): # pylint: disable=W0221
self.loop_thread_ident = threading.current_thread().ident
self.my_start_time = None
self.got_callback = False
super(TestAddCallbackThreadsafeRequestBeforeIOLoopStarts, self).start(*args, **kwargs)
self.assertTrue(self.got_callback)
def begin(self, channel):
self.stop()
def on_requested_callback(self):
self.assertEqual(threading.current_thread().ident,
self.loop_thread_ident)
self.assertLess(time.time() - self.my_start_time, 0.25)
self.got_callback = True
class TestAddCallbackThreadsafeFromIOLoopThread(AsyncTestCase, AsyncAdapters):
DESCRIPTION = "Test add_callback_threadsafe request from same thread."
def start(self, *args, **kwargs):
self.loop_thread_ident = threading.current_thread().ident
self.my_start_time = None
self.got_callback = False
super(TestAddCallbackThreadsafeFromIOLoopThread, self).start(*args, **kwargs)
self.assertTrue(self.got_callback)
def begin(self, channel):
self.my_start_time = time.time()
# Request a callback from our current (ioloop's) thread
channel.connection.add_callback_threadsafe(self.on_requested_callback)
def on_requested_callback(self):
self.assertEqual(threading.current_thread().ident,
self.loop_thread_ident)
self.assertLess(time.time() - self.my_start_time, 0.25)
self.got_callback = True
self.stop()
class TestAddCallbackThreadsafeFromAnotherThread(AsyncTestCase, AsyncAdapters):
DESCRIPTION = "Test add_callback_threadsafe request from another thread."
def start(self, *args, **kwargs):
self.loop_thread_ident = threading.current_thread().ident
self.my_start_time = None
self.got_callback = False
super(TestAddCallbackThreadsafeFromAnotherThread, self).start(*args, **kwargs)
self.assertTrue(self.got_callback)
def begin(self, channel):
self.my_start_time = time.time()
# Request a callback from ioloop while executing in another thread
timer = threading.Timer(
0,
lambda: channel.connection.add_callback_threadsafe(
self.on_requested_callback))
self.addCleanup(timer.cancel)
timer.start()
def on_requested_callback(self):
self.assertEqual(threading.current_thread().ident,
self.loop_thread_ident)
self.assertLess(time.time() - self.my_start_time, 0.25)
self.got_callback = True
self.stop()
class TestIOLoopStopBeforeIOLoopStarts(AsyncTestCase, AsyncAdapters):
DESCRIPTION = "Test ioloop.stop() before ioloop starts causes ioloop to exit quickly."
def _run_ioloop(self, *args, **kwargs): # pylint: disable=W0221
"""We intercept this method from AsyncTestCase in order to call
ioloop.stop() before AsyncTestCase starts the ioloop.
"""
# Request ioloop to stop before it starts
self.my_start_time = time.time()
self.stop_ioloop_only()
return super(
TestIOLoopStopBeforeIOLoopStarts, self)._run_ioloop(*args, **kwargs)
def start(self, *args, **kwargs): # pylint: disable=W0221
self.loop_thread_ident = threading.current_thread().ident
self.my_start_time = None
super(TestIOLoopStopBeforeIOLoopStarts, self).start(*args, **kwargs)
self.assertLess(time.time() - self.my_start_time, 0.25)
def begin(self, channel):
pass
class TestViabilityOfMultipleTimeoutsWithSameDeadlineAndCallback(AsyncTestCase, AsyncAdapters): # pylint: disable=C0103
DESCRIPTION = "Test viability of multiple timeouts with same deadline and callback"
def begin(self, channel):
timer1 = channel.connection.add_timeout(0, self.on_my_timer)
timer2 = channel.connection.add_timeout(0, self.on_my_timer)
self.assertIsNot(timer1, timer2)
channel.connection.remove_timeout(timer1)
# Wait for timer2 to fire
def on_my_timer(self):
self.stop()