/usr/lib/python2.7/dist-packages/zmq/tests/__init__.py is in python-zmq 16.0.2-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 | # Copyright (c) PyZMQ Developers.
# Distributed under the terms of the Modified BSD License.
import sys
import time
from threading import Thread
from unittest import TestCase
try:
from unittest import SkipTest
except ImportError:
from unittest2 import SkipTest
from pytest import mark
import zmq
from zmq.utils import jsonapi
try:
import gevent
from zmq import green as gzmq
have_gevent = True
except ImportError:
have_gevent = False
PYPY = 'PyPy' in sys.version
#-----------------------------------------------------------------------------
# skip decorators (directly from unittest)
#-----------------------------------------------------------------------------
_id = lambda x: x
skip_pypy = mark.skipif(PYPY, reason="Doesn't work on PyPy")
require_zmq_4 = mark.skipif(zmq.zmq_version_info() < (4,), reason="requires zmq >= 4")
#-----------------------------------------------------------------------------
# Base test class
#-----------------------------------------------------------------------------
class BaseZMQTestCase(TestCase):
green = False
@property
def Context(self):
if self.green:
return gzmq.Context
else:
return zmq.Context
def socket(self, socket_type):
s = self.context.socket(socket_type)
self.sockets.append(s)
return s
def setUp(self):
super(BaseZMQTestCase, self).setUp()
if self.green and not have_gevent:
raise SkipTest("requires gevent")
self.context = self.Context.instance()
self.sockets = []
def tearDown(self):
contexts = set([self.context])
while self.sockets:
sock = self.sockets.pop()
contexts.add(sock.context) # in case additional contexts are created
sock.close(0)
for ctx in contexts:
t = Thread(target=ctx.term)
t.daemon = True
t.start()
t.join(timeout=2)
if t.is_alive():
# reset Context.instance, so the failure to term doesn't corrupt subsequent tests
zmq.sugar.context.Context._instance = None
raise RuntimeError("context could not terminate, open sockets likely remain in test")
super(BaseZMQTestCase, self).tearDown()
def create_bound_pair(self, type1=zmq.PAIR, type2=zmq.PAIR, interface='tcp://127.0.0.1'):
"""Create a bound socket pair using a random port."""
s1 = self.context.socket(type1)
s1.setsockopt(zmq.LINGER, 0)
port = s1.bind_to_random_port(interface)
s2 = self.context.socket(type2)
s2.setsockopt(zmq.LINGER, 0)
s2.connect('%s:%s' % (interface, port))
self.sockets.extend([s1,s2])
return s1, s2
def ping_pong(self, s1, s2, msg):
s1.send(msg)
msg2 = s2.recv()
s2.send(msg2)
msg3 = s1.recv()
return msg3
def ping_pong_json(self, s1, s2, o):
if jsonapi.jsonmod is None:
raise SkipTest("No json library")
s1.send_json(o)
o2 = s2.recv_json()
s2.send_json(o2)
o3 = s1.recv_json()
return o3
def ping_pong_pyobj(self, s1, s2, o):
s1.send_pyobj(o)
o2 = s2.recv_pyobj()
s2.send_pyobj(o2)
o3 = s1.recv_pyobj()
return o3
def assertRaisesErrno(self, errno, func, *args, **kwargs):
try:
func(*args, **kwargs)
except zmq.ZMQError as e:
self.assertEqual(e.errno, errno, "wrong error raised, expected '%s' \
got '%s'" % (zmq.ZMQError(errno), zmq.ZMQError(e.errno)))
else:
self.fail("Function did not raise any error")
def _select_recv(self, multipart, socket, **kwargs):
"""call recv[_multipart] in a way that raises if there is nothing to receive"""
if zmq.zmq_version_info() >= (3,1,0):
# zmq 3.1 has a bug, where poll can return false positives,
# so we wait a little bit just in case
# See LIBZMQ-280 on JIRA
time.sleep(0.1)
r,w,x = zmq.select([socket], [], [], timeout=5)
assert len(r) > 0, "Should have received a message"
kwargs['flags'] = zmq.DONTWAIT | kwargs.get('flags', 0)
recv = socket.recv_multipart if multipart else socket.recv
return recv(**kwargs)
def recv(self, socket, **kwargs):
"""call recv in a way that raises if there is nothing to receive"""
return self._select_recv(False, socket, **kwargs)
def recv_multipart(self, socket, **kwargs):
"""call recv_multipart in a way that raises if there is nothing to receive"""
return self._select_recv(True, socket, **kwargs)
class PollZMQTestCase(BaseZMQTestCase):
pass
class GreenTest:
"""Mixin for making green versions of test classes"""
green = True
def assertRaisesErrno(self, errno, func, *args, **kwargs):
if errno == zmq.EAGAIN:
raise SkipTest("Skipping because we're green.")
try:
func(*args, **kwargs)
except zmq.ZMQError:
e = sys.exc_info()[1]
self.assertEqual(e.errno, errno, "wrong error raised, expected '%s' \
got '%s'" % (zmq.ZMQError(errno), zmq.ZMQError(e.errno)))
else:
self.fail("Function did not raise any error")
def tearDown(self):
contexts = set([self.context])
while self.sockets:
sock = self.sockets.pop()
contexts.add(sock.context) # in case additional contexts are created
sock.close()
try:
gevent.joinall([gevent.spawn(ctx.term) for ctx in contexts], timeout=2, raise_error=True)
except gevent.Timeout:
raise RuntimeError("context could not terminate, open sockets likely remain in test")
def skip_green(self):
raise SkipTest("Skipping because we are green")
def skip_green(f):
def skipping_test(self, *args, **kwargs):
if self.green:
raise SkipTest("Skipping because we are green")
else:
return f(self, *args, **kwargs)
return skipping_test
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