/usr/lib/python2.7/dist-packages/zmq/tests/test_context.py is in python-zmq 14.0.1-1build2.
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 | #-----------------------------------------------------------------------------
# Copyright (c) 2010-2012 Brian Granger, Min Ragan-Kelley
#
# This file is part of pyzmq
#
# Distributed under the terms of the New BSD License. The full license is in
# the file COPYING.BSD, distributed as part of this software.
#-----------------------------------------------------------------------------
#-----------------------------------------------------------------------------
# Imports
#-----------------------------------------------------------------------------
import gc
import sys
import time
from threading import Thread, Event
import zmq
from zmq.tests import (
BaseZMQTestCase, have_gevent, GreenTest, skip_green, PYPY, SkipTest,
)
#-----------------------------------------------------------------------------
# Tests
#-----------------------------------------------------------------------------
class TestContext(BaseZMQTestCase):
def test_init(self):
c1 = self.Context()
self.assert_(isinstance(c1, self.Context))
del c1
c2 = self.Context()
self.assert_(isinstance(c2, self.Context))
del c2
c3 = self.Context()
self.assert_(isinstance(c3, self.Context))
del c3
def test_dir(self):
ctx = self.Context()
self.assertTrue('socket' in dir(ctx))
if zmq.zmq_version_info() > (3,):
self.assertTrue('IO_THREADS' in dir(ctx))
ctx.term()
def test_term(self):
c = self.Context()
c.term()
self.assert_(c.closed)
def test_fail_init(self):
self.assertRaisesErrno(zmq.EINVAL, self.Context, -1)
def test_term_hang(self):
rep,req = self.create_bound_pair(zmq.ROUTER, zmq.DEALER)
req.setsockopt(zmq.LINGER, 0)
req.send(b'hello', copy=False)
req.close()
rep.close()
self.context.term()
def test_instance(self):
ctx = self.Context.instance()
c2 = self.Context.instance(io_threads=2)
self.assertTrue(c2 is ctx)
c2.term()
c3 = self.Context.instance()
c4 = self.Context.instance()
self.assertFalse(c3 is c2)
self.assertFalse(c3.closed)
self.assertTrue(c3 is c4)
def test_many_sockets(self):
"""opening and closing many sockets shouldn't cause problems"""
ctx = self.Context()
for i in range(16):
sockets = [ ctx.socket(zmq.REP) for i in range(65) ]
[ s.close() for s in sockets ]
# give the reaper a chance
time.sleep(1e-2)
ctx.term()
def test_sockopts(self):
"""setting socket options with ctx attributes"""
ctx = self.Context()
ctx.linger = 5
self.assertEqual(ctx.linger, 5)
s = ctx.socket(zmq.REQ)
self.assertEqual(s.linger, 5)
self.assertEqual(s.getsockopt(zmq.LINGER), 5)
s.close()
# check that subscribe doesn't get set on sockets that don't subscribe:
ctx.subscribe = b''
s = ctx.socket(zmq.REQ)
s.close()
ctx.term()
def test_destroy(self):
"""Context.destroy should close sockets"""
ctx = self.Context()
sockets = [ ctx.socket(zmq.REP) for i in range(65) ]
# close half of the sockets
[ s.close() for s in sockets[::2] ]
ctx.destroy()
# reaper is not instantaneous
time.sleep(1e-2)
for s in sockets:
self.assertTrue(s.closed)
def test_destroy_linger(self):
"""Context.destroy should set linger on closing sockets"""
req,rep = self.create_bound_pair(zmq.REQ, zmq.REP)
req.send(b'hi')
time.sleep(1e-2)
self.context.destroy(linger=0)
# reaper is not instantaneous
time.sleep(1e-2)
for s in (req,rep):
self.assertTrue(s.closed)
def test_term_noclose(self):
"""Context.term won't close sockets"""
ctx = self.Context()
s = ctx.socket(zmq.REQ)
self.assertFalse(s.closed)
t = Thread(target=ctx.term)
t.start()
t.join(timeout=0.1)
self.assertTrue(t.is_alive(), "Context should be waiting")
s.close()
t.join(timeout=0.1)
self.assertFalse(t.is_alive(), "Context should have closed")
def test_gc(self):
"""test close&term by garbage collection alone"""
if PYPY:
raise SkipTest("GC doesn't work ")
# test credit @dln (GH #137):
def gcf():
def inner():
ctx = self.Context()
s = ctx.socket(zmq.PUSH)
inner()
gc.collect()
t = Thread(target=gcf)
t.start()
t.join(timeout=1)
self.assertFalse(t.is_alive(), "Garbage collection should have cleaned up context")
def test_cyclic_destroy(self):
"""ctx.destroy should succeed when cyclic ref prevents gc"""
# test credit @dln (GH #137):
class CyclicReference(object):
def __init__(self, parent=None):
self.parent = parent
def crash(self, sock):
self.sock = sock
self.child = CyclicReference(self)
def crash_zmq():
ctx = self.Context()
sock = ctx.socket(zmq.PULL)
c = CyclicReference()
c.crash(sock)
ctx.destroy()
crash_zmq()
def test_term_thread(self):
"""ctx.term should not crash active threads (#139)"""
ctx = self.Context()
evt = Event()
evt.clear()
def block():
s = ctx.socket(zmq.REP)
s.bind_to_random_port('tcp://127.0.0.1')
evt.set()
try:
s.recv()
except zmq.ZMQError as e:
self.assertEqual(e.errno, zmq.ETERM)
return
finally:
s.close()
self.fail("recv should have been interrupted with ETERM")
t = Thread(target=block)
t.start()
evt.wait(1)
self.assertTrue(evt.is_set(), "sync event never fired")
time.sleep(0.01)
ctx.term()
t.join(timeout=1)
self.assertFalse(t.is_alive(), "term should have interrupted s.recv()")
def test_destroy_no_sockets(self):
ctx = self.Context()
s = ctx.socket(zmq.PUB)
s.bind_to_random_port('tcp://127.0.0.1')
s.close()
ctx.destroy()
assert s.closed
assert ctx.closed
if False: # disable green context tests
class TestContextGreen(GreenTest, TestContext):
"""gevent subclass of context tests"""
# skip tests that use real threads:
test_gc = GreenTest.skip_green
test_term_thread = GreenTest.skip_green
test_destroy_linger = GreenTest.skip_green
|