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test_monqueue.py

# Copyright (C) PyZMQ Developers
# Distributed under the terms of the Modified BSD License.

import time
from unittest import TestCase

import zmq
from zmq import devices

from zmq.tests import BaseZMQTestCase, SkipTest, PYPY
from zmq.utils.strtypes import unicode

if PYPY or zmq.zmq_version_info() >= (4,1):
    # cleanup of shared Context doesn't work on PyPy
    # there also seems to be a bug in cleanup in libzmq-4.1 (zeromq/libzmq#1052)
    devices.Device.context_factory = zmq.Context

class TestMonitoredQueue(BaseZMQTestCase):
    
    sockets = []
    
    def build_device(self, mon_sub=b"", in_prefix=b'in', out_prefix=b'out'):
        self.device = devices.ThreadMonitoredQueue(zmq.PAIR, zmq.PAIR, zmq.PUB,
                                            in_prefix, out_prefix)
        alice = self.context.socket(zmq.PAIR)
        bob = self.context.socket(zmq.PAIR)
        mon = self.context.socket(zmq.SUB)
        
        aport = alice.bind_to_random_port('tcp://127.0.0.1')
        bport = bob.bind_to_random_port('tcp://127.0.0.1')
        mport = mon.bind_to_random_port('tcp://127.0.0.1')
        mon.setsockopt(zmq.SUBSCRIBE, mon_sub)
        
        self.device.connect_in("tcp://127.0.0.1:%i"%aport)
        self.device.connect_out("tcp://127.0.0.1:%i"%bport)
        self.device.connect_mon("tcp://127.0.0.1:%i"%mport)
        self.device.start()
        time.sleep(.2)
        try:
            # this is currenlty necessary to ensure no dropped monitor messages
            # see LIBZMQ-248 for more info
            mon.recv_multipart(zmq.NOBLOCK)
        except zmq.ZMQError:
            pass
        self.sockets.extend([alice, bob, mon])
        return alice, bob, mon
            
    def teardown_device(self):
        for socket in self.sockets:
            socket.close()
            del socket
        del self.device
        
    def test_reply(self):
        alice, bob, mon = self.build_device()
        alices = b"hello bob".split()
        alice.send_multipart(alices)
        bobs = self.recv_multipart(bob)
        self.assertEqual(alices, bobs)
        bobs = b"hello alice".split()
        bob.send_multipart(bobs)
        alices = self.recv_multipart(alice)
        self.assertEqual(alices, bobs)
        self.teardown_device()
    
    def test_queue(self):
        alice, bob, mon = self.build_device()
        alices = b"hello bob".split()
        alice.send_multipart(alices)
        alices2 = b"hello again".split()
        alice.send_multipart(alices2)
        alices3 = b"hello again and again".split()
        alice.send_multipart(alices3)
        bobs = self.recv_multipart(bob)
        self.assertEqual(alices, bobs)
        bobs = self.recv_multipart(bob)
        self.assertEqual(alices2, bobs)
        bobs = self.recv_multipart(bob)
        self.assertEqual(alices3, bobs)
        bobs = b"hello alice".split()
        bob.send_multipart(bobs)
        alices = self.recv_multipart(alice)
        self.assertEqual(alices, bobs)
        self.teardown_device()
    
    def test_monitor(self):
        alice, bob, mon = self.build_device()
        alices = b"hello bob".split()
        alice.send_multipart(alices)
        alices2 = b"hello again".split()
        alice.send_multipart(alices2)
        alices3 = b"hello again and again".split()
        alice.send_multipart(alices3)
        bobs = self.recv_multipart(bob)
        self.assertEqual(alices, bobs)
        mons = self.recv_multipart(mon)
        self.assertEqual([b'in']+bobs, mons)
        bobs = self.recv_multipart(bob)
        self.assertEqual(alices2, bobs)
        bobs = self.recv_multipart(bob)
        self.assertEqual(alices3, bobs)
        mons = self.recv_multipart(mon)
        self.assertEqual([b'in']+alices2, mons)
        bobs = b"hello alice".split()
        bob.send_multipart(bobs)
        alices = self.recv_multipart(alice)
        self.assertEqual(alices, bobs)
        mons = self.recv_multipart(mon)
        self.assertEqual([b'in']+alices3, mons)
        mons = self.recv_multipart(mon)
        self.assertEqual([b'out']+bobs, mons)
        self.teardown_device()
    
    def test_prefix(self):
        alice, bob, mon = self.build_device(b"", b'foo', b'bar')
        alices = b"hello bob".split()
        alice.send_multipart(alices)
        alices2 = b"hello again".split()
        alice.send_multipart(alices2)
        alices3 = b"hello again and again".split()
        alice.send_multipart(alices3)
        bobs = self.recv_multipart(bob)
        self.assertEqual(alices, bobs)
        mons = self.recv_multipart(mon)
        self.assertEqual([b'foo']+bobs, mons)
        bobs = self.recv_multipart(bob)
        self.assertEqual(alices2, bobs)
        bobs = self.recv_multipart(bob)
        self.assertEqual(alices3, bobs)
        mons = self.recv_multipart(mon)
        self.assertEqual([b'foo']+alices2, mons)
        bobs = b"hello alice".split()
        bob.send_multipart(bobs)
        alices = self.recv_multipart(alice)
        self.assertEqual(alices, bobs)
        mons = self.recv_multipart(mon)
        self.assertEqual([b'foo']+alices3, mons)
        mons = self.recv_multipart(mon)
        self.assertEqual([b'bar']+bobs, mons)
        self.teardown_device()
    
    def test_monitor_subscribe(self):
        alice, bob, mon = self.build_device(b"out")
        alices = b"hello bob".split()
        alice.send_multipart(alices)
        alices2 = b"hello again".split()
        alice.send_multipart(alices2)
        alices3 = b"hello again and again".split()
        alice.send_multipart(alices3)
        bobs = self.recv_multipart(bob)
        self.assertEqual(alices, bobs)
        bobs = self.recv_multipart(bob)
        self.assertEqual(alices2, bobs)
        bobs = self.recv_multipart(bob)
        self.assertEqual(alices3, bobs)
        bobs = b"hello alice".split()
        bob.send_multipart(bobs)
        alices = self.recv_multipart(alice)
        self.assertEqual(alices, bobs)
        mons = self.recv_multipart(mon)
        self.assertEqual([b'out']+bobs, mons)
        self.teardown_device()
    
    def test_router_router(self):
        """test router-router MQ devices"""
        dev = devices.ThreadMonitoredQueue(zmq.ROUTER, zmq.ROUTER, zmq.PUB, b'in', b'out')
        self.device = dev
        dev.setsockopt_in(zmq.LINGER, 0)
        dev.setsockopt_out(zmq.LINGER, 0)
        dev.setsockopt_mon(zmq.LINGER, 0)
        
        porta = dev.bind_in_to_random_port('tcp://127.0.0.1')
        portb = dev.bind_out_to_random_port('tcp://127.0.0.1')
        a = self.context.socket(zmq.DEALER)
        a.identity = b'a'
        b = self.context.socket(zmq.DEALER)
        b.identity = b'b'
        self.sockets.extend([a, b])
        
        a.connect('tcp://127.0.0.1:%i'%porta)
        b.connect('tcp://127.0.0.1:%i'%portb)
        dev.start()
        time.sleep(1)
        if zmq.zmq_version_info() >= (3,1,0):
            # flush erroneous poll state, due to LIBZMQ-280
            ping_msg = [ b'ping', b'pong' ]
            for s in (a,b):
                s.send_multipart(ping_msg)
                try:
                    s.recv(zmq.NOBLOCK)
                except zmq.ZMQError:
                    pass
        msg = [ b'hello', b'there' ]
        a.send_multipart([b'b']+msg)
        bmsg = self.recv_multipart(b)
        self.assertEqual(bmsg, [b'a']+msg)
        b.send_multipart(bmsg)
        amsg = self.recv_multipart(a)
        self.assertEqual(amsg, [b'b']+msg)
        self.teardown_device()
    
    def test_default_mq_args(self):
        self.device = dev = devices.ThreadMonitoredQueue(zmq.ROUTER, zmq.DEALER, zmq.PUB)
        dev.setsockopt_in(zmq.LINGER, 0)
        dev.setsockopt_out(zmq.LINGER, 0)
        dev.setsockopt_mon(zmq.LINGER, 0)
        # this will raise if default args are wrong
        dev.start()
        self.teardown_device()
    
    def test_mq_check_prefix(self):
        ins = self.context.socket(zmq.ROUTER)
        outs = self.context.socket(zmq.DEALER)
        mons = self.context.socket(zmq.PUB)
        self.sockets.extend([ins, outs, mons])
        
        ins = unicode('in')
        outs = unicode('out')
        self.assertRaises(TypeError, devices.monitoredqueue, ins, outs, mons)

Name	Type	Size	Owner/Group	Permission	Last Modified	Actions
.	dir	-	root/root	0755	2025-01-07 04:51:54
..	dir	-	root/root	0755	2025-01-07 04:51:54
__pycache__	dir	-	root/root	0755	2025-01-07 04:51:54
asyncio	dir	-	root/root	0755	2025-01-07 04:51:54
__init__.py	text/x-python	6.23 KB	root/root	0644	2025-01-06 04:11:02
conftest.py	text/plain	366 B	root/root	0644	2025-01-06 04:11:02
test_auth.py	text/x-python	20.23 KB	root/root	0644	2025-01-06 04:11:02
test_cffi_backend.py	text/x-python	9.26 KB	root/root	0644	2025-01-06 04:11:02
test_constants.py	text/x-python	4.46 KB	root/root	0644	2025-01-06 04:11:02
test_context.py	text/x-python	11.75 KB	root/root	0644	2025-01-06 04:11:02
test_cython.py	text/x-python	1.02 KB	root/root	0644	2025-01-06 04:11:02
test_decorators.py	text/x-python	9.27 KB	root/root	0644	2025-01-06 04:11:02
test_device.py	text/x-python	6.02 KB	root/root	0644	2025-01-06 04:11:02
test_draft.py	text/x-python	1.44 KB	root/root	0644	2025-01-06 04:11:02
test_error.py	text/x-python	1.23 KB	root/root	0644	2025-01-06 04:11:02
test_etc.py	text/x-python	525 B	root/root	0644	2025-01-06 04:11:02
test_future.py	text/x-python	10.9 KB	root/root	0644	2025-01-06 04:11:02
test_imports.py	text/x-python	1.76 KB	root/root	0644	2025-01-06 04:11:02
test_includes.py	text/x-python	1013 B	root/root	0644	2025-01-06 04:11:02
test_ioloop.py	text/x-python	3.87 KB	root/root	0644	2025-01-06 04:11:02
test_log.py	text/x-python	6.54 KB	root/root	0644	2025-01-06 04:11:02
test_message.py	text/x-python	10.83 KB	root/root	0644	2025-01-06 04:11:02
test_monitor.py	text/x-python	2.97 KB	root/root	0644	2025-01-06 04:11:02
test_monqueue.py	text/x-python	8.03 KB	root/root	0644	2025-01-06 04:11:02
test_multipart.py	text/x-python	944 B	root/root	0644	2025-01-06 04:11:02
test_pair.py	text/x-python	1.23 KB	root/root	0644	2025-01-06 04:11:02
test_poll.py	text/x-python	7.09 KB	root/root	0644	2025-01-06 04:11:02
test_proxy_steerable.py	text/x-python	3.83 KB	root/root	0644	2025-01-06 04:11:02
test_pubsub.py	text/x-python	1.06 KB	root/root	0644	2025-01-06 04:11:02
test_reqrep.py	text/x-python	1.8 KB	root/root	0644	2025-01-06 04:11:02
test_retry_eintr.py	text/x-python	2.89 KB	root/root	0644	2025-01-06 04:11:02
test_security.py	text/plain	7.95 KB	root/root	0644	2025-01-06 04:11:02
test_socket.py	text/x-python	21.15 KB	root/root	0644	2025-01-06 04:11:02
test_ssh.py	text/x-python	234 B	root/root	0644	2025-01-06 04:11:02
test_version.py	text/x-python	1.3 KB	root/root	0644	2025-01-06 04:11:02
test_win32_shim.py	text/x-python	1.7 KB	root/root	0644	2025-01-06 04:11:02
test_z85.py	text/x-python	2.18 KB	root/root	0644	2025-01-06 04:11:02
test_zmqstream.py	text/x-python	2.38 KB	root/root	0644	2025-01-06 04:11:02