168 lines
6 KiB
Python
168 lines
6 KiB
Python
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# Copyright (C) PyZMQ Developers
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# Distributed under the terms of the Modified BSD License.
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import time
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import zmq
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from zmq import devices
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from zmq.tests import BaseZMQTestCase, SkipTest, have_gevent, GreenTest, PYPY
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from zmq.utils.strtypes import (bytes,unicode,basestring)
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if PYPY:
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# cleanup of shared Context doesn't work on PyPy
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devices.Device.context_factory = zmq.Context
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class TestDevice(BaseZMQTestCase):
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def test_device_types(self):
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for devtype in (zmq.STREAMER, zmq.FORWARDER, zmq.QUEUE):
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dev = devices.Device(devtype, zmq.PAIR, zmq.PAIR)
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self.assertEqual(dev.device_type, devtype)
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del dev
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def test_device_attributes(self):
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dev = devices.Device(zmq.QUEUE, zmq.SUB, zmq.PUB)
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self.assertEqual(dev.in_type, zmq.SUB)
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self.assertEqual(dev.out_type, zmq.PUB)
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self.assertEqual(dev.device_type, zmq.QUEUE)
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self.assertEqual(dev.daemon, True)
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del dev
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def test_single_socket_forwarder_connect(self):
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if zmq.zmq_version() in ('4.1.1', '4.0.6'):
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raise SkipTest("libzmq-%s broke single-socket devices" % zmq.zmq_version())
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dev = devices.ThreadDevice(zmq.QUEUE, zmq.REP, -1)
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req = self.context.socket(zmq.REQ)
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port = req.bind_to_random_port('tcp://127.0.0.1')
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dev.connect_in('tcp://127.0.0.1:%i'%port)
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dev.start()
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time.sleep(.25)
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msg = b'hello'
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req.send(msg)
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self.assertEqual(msg, self.recv(req))
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del dev
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req.close()
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dev = devices.ThreadDevice(zmq.QUEUE, zmq.REP, -1)
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req = self.context.socket(zmq.REQ)
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port = req.bind_to_random_port('tcp://127.0.0.1')
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dev.connect_out('tcp://127.0.0.1:%i'%port)
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dev.start()
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time.sleep(.25)
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msg = b'hello again'
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req.send(msg)
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self.assertEqual(msg, self.recv(req))
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del dev
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req.close()
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def test_single_socket_forwarder_bind(self):
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if zmq.zmq_version() in ('4.1.1', '4.0.6'):
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raise SkipTest("libzmq-%s broke single-socket devices" % zmq.zmq_version())
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dev = devices.ThreadDevice(zmq.QUEUE, zmq.REP, -1)
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port = dev.bind_in_to_random_port('tcp://127.0.0.1')
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req = self.context.socket(zmq.REQ)
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req.connect('tcp://127.0.0.1:%i'%port)
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dev.start()
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time.sleep(.25)
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msg = b'hello'
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req.send(msg)
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self.assertEqual(msg, self.recv(req))
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del dev
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req.close()
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dev = devices.ThreadDevice(zmq.QUEUE, zmq.REP, -1)
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port = dev.bind_in_to_random_port('tcp://127.0.0.1')
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req = self.context.socket(zmq.REQ)
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req.connect('tcp://127.0.0.1:%i'%port)
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dev.start()
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time.sleep(.25)
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msg = b'hello again'
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req.send(msg)
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self.assertEqual(msg, self.recv(req))
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del dev
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req.close()
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def test_device_bind_to_random_with_args(self):
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dev = devices.ThreadDevice(zmq.PULL, zmq.PUSH, -1)
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iface = 'tcp://127.0.0.1'
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ports = []
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min, max = 5000, 5050
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ports.extend([
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dev.bind_in_to_random_port(iface, min_port=min, max_port=max),
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dev.bind_out_to_random_port(iface, min_port=min, max_port=max)
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])
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for port in ports:
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if port < min or port > max:
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self.fail('Unexpected port number: %i' % port)
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def test_device_bind_to_random_binderror(self):
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dev = devices.ThreadDevice(zmq.PULL, zmq.PUSH, -1)
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iface = 'tcp://127.0.0.1'
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try:
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for i in range(11):
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dev.bind_in_to_random_port(
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iface, min_port=10000, max_port=10010
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)
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except zmq.ZMQBindError as e:
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return
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else:
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self.fail('Should have failed')
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def test_proxy(self):
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if zmq.zmq_version_info() < (3,2):
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raise SkipTest("Proxies only in libzmq >= 3")
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dev = devices.ThreadProxy(zmq.PULL, zmq.PUSH, zmq.PUSH)
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iface = 'tcp://127.0.0.1'
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port = dev.bind_in_to_random_port(iface)
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port2 = dev.bind_out_to_random_port(iface)
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port3 = dev.bind_mon_to_random_port(iface)
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dev.start()
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time.sleep(0.25)
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msg = b'hello'
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push = self.context.socket(zmq.PUSH)
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push.connect("%s:%i" % (iface, port))
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pull = self.context.socket(zmq.PULL)
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pull.connect("%s:%i" % (iface, port2))
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mon = self.context.socket(zmq.PULL)
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mon.connect("%s:%i" % (iface, port3))
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push.send(msg)
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self.sockets.extend([push, pull, mon])
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self.assertEqual(msg, self.recv(pull))
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self.assertEqual(msg, self.recv(mon))
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def test_proxy_bind_to_random_with_args(self):
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if zmq.zmq_version_info() < (3, 2):
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raise SkipTest("Proxies only in libzmq >= 3")
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dev = devices.ThreadProxy(zmq.PULL, zmq.PUSH, zmq.PUSH)
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iface = 'tcp://127.0.0.1'
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ports = []
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min, max = 5000, 5050
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ports.extend([
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dev.bind_in_to_random_port(iface, min_port=min, max_port=max),
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dev.bind_out_to_random_port(iface, min_port=min, max_port=max),
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dev.bind_mon_to_random_port(iface, min_port=min, max_port=max)
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])
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for port in ports:
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if port < min or port > max:
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self.fail('Unexpected port number: %i' % port)
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if have_gevent:
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import gevent
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import zmq.green
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class TestDeviceGreen(GreenTest, BaseZMQTestCase):
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def test_green_device(self):
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rep = self.context.socket(zmq.REP)
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req = self.context.socket(zmq.REQ)
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self.sockets.extend([req, rep])
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port = rep.bind_to_random_port('tcp://127.0.0.1')
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g = gevent.spawn(zmq.green.device, zmq.QUEUE, rep, rep)
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req.connect('tcp://127.0.0.1:%i' % port)
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req.send(b'hi')
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timeout = gevent.Timeout(3)
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timeout.start()
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receiver = gevent.spawn(req.recv)
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self.assertEqual(receiver.get(2), b'hi')
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timeout.cancel()
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g.kill(block=True)
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