297 lines
9.3 KiB
Python
297 lines
9.3 KiB
Python
# -*- coding: utf8 -*-
|
|
|
|
import sys
|
|
import time
|
|
|
|
from unittest import TestCase
|
|
|
|
from zmq.tests import BaseZMQTestCase, SkipTest
|
|
|
|
try:
|
|
from zmq.backend.cffi import (
|
|
zmq_version_info,
|
|
PUSH, PULL, IDENTITY,
|
|
REQ, REP, POLLIN, POLLOUT,
|
|
)
|
|
from zmq.backend.cffi._cffi import ffi, C
|
|
have_ffi_backend = True
|
|
except ImportError:
|
|
have_ffi_backend = False
|
|
|
|
|
|
class TestCFFIBackend(TestCase):
|
|
|
|
def setUp(self):
|
|
if not have_ffi_backend:
|
|
raise SkipTest('CFFI not available')
|
|
|
|
def test_zmq_version_info(self):
|
|
version = zmq_version_info()
|
|
|
|
assert version[0] in range(2,11)
|
|
|
|
def test_zmq_ctx_new_destroy(self):
|
|
ctx = C.zmq_ctx_new()
|
|
|
|
assert ctx != ffi.NULL
|
|
assert 0 == C.zmq_ctx_destroy(ctx)
|
|
|
|
def test_zmq_socket_open_close(self):
|
|
ctx = C.zmq_ctx_new()
|
|
socket = C.zmq_socket(ctx, PUSH)
|
|
|
|
assert ctx != ffi.NULL
|
|
assert ffi.NULL != socket
|
|
assert 0 == C.zmq_close(socket)
|
|
assert 0 == C.zmq_ctx_destroy(ctx)
|
|
|
|
def test_zmq_setsockopt(self):
|
|
ctx = C.zmq_ctx_new()
|
|
socket = C.zmq_socket(ctx, PUSH)
|
|
|
|
identity = ffi.new('char[3]', b'zmq')
|
|
ret = C.zmq_setsockopt(socket, IDENTITY, ffi.cast('void*', identity), 3)
|
|
|
|
assert ret == 0
|
|
assert ctx != ffi.NULL
|
|
assert ffi.NULL != socket
|
|
assert 0 == C.zmq_close(socket)
|
|
assert 0 == C.zmq_ctx_destroy(ctx)
|
|
|
|
def test_zmq_getsockopt(self):
|
|
ctx = C.zmq_ctx_new()
|
|
socket = C.zmq_socket(ctx, PUSH)
|
|
|
|
identity = ffi.new('char[]', b'zmq')
|
|
ret = C.zmq_setsockopt(socket, IDENTITY, ffi.cast('void*', identity), 3)
|
|
assert ret == 0
|
|
|
|
option_len = ffi.new('size_t*', 3)
|
|
option = ffi.new('char[3]')
|
|
ret = C.zmq_getsockopt(socket,
|
|
IDENTITY,
|
|
ffi.cast('void*', option),
|
|
option_len)
|
|
|
|
assert ret == 0
|
|
assert ffi.string(ffi.cast('char*', option))[0:1] == b"z"
|
|
assert ffi.string(ffi.cast('char*', option))[1:2] == b"m"
|
|
assert ffi.string(ffi.cast('char*', option))[2:3] == b"q"
|
|
assert ctx != ffi.NULL
|
|
assert ffi.NULL != socket
|
|
assert 0 == C.zmq_close(socket)
|
|
assert 0 == C.zmq_ctx_destroy(ctx)
|
|
|
|
def test_zmq_bind(self):
|
|
ctx = C.zmq_ctx_new()
|
|
socket = C.zmq_socket(ctx, 8)
|
|
|
|
assert 0 == C.zmq_bind(socket, b'tcp://*:4444')
|
|
assert ctx != ffi.NULL
|
|
assert ffi.NULL != socket
|
|
assert 0 == C.zmq_close(socket)
|
|
assert 0 == C.zmq_ctx_destroy(ctx)
|
|
|
|
def test_zmq_bind_connect(self):
|
|
ctx = C.zmq_ctx_new()
|
|
|
|
socket1 = C.zmq_socket(ctx, PUSH)
|
|
socket2 = C.zmq_socket(ctx, PULL)
|
|
|
|
assert 0 == C.zmq_bind(socket1, b'tcp://*:4444')
|
|
assert 0 == C.zmq_connect(socket2, b'tcp://127.0.0.1:4444')
|
|
assert ctx != ffi.NULL
|
|
assert ffi.NULL != socket1
|
|
assert ffi.NULL != socket2
|
|
assert 0 == C.zmq_close(socket1)
|
|
assert 0 == C.zmq_close(socket2)
|
|
assert 0 == C.zmq_ctx_destroy(ctx)
|
|
|
|
def test_zmq_msg_init_close(self):
|
|
zmq_msg = ffi.new('zmq_msg_t*')
|
|
|
|
assert ffi.NULL != zmq_msg
|
|
assert 0 == C.zmq_msg_init(zmq_msg)
|
|
assert 0 == C.zmq_msg_close(zmq_msg)
|
|
|
|
def test_zmq_msg_init_size(self):
|
|
zmq_msg = ffi.new('zmq_msg_t*')
|
|
|
|
assert ffi.NULL != zmq_msg
|
|
assert 0 == C.zmq_msg_init_size(zmq_msg, 10)
|
|
assert 0 == C.zmq_msg_close(zmq_msg)
|
|
|
|
def test_zmq_msg_init_data(self):
|
|
zmq_msg = ffi.new('zmq_msg_t*')
|
|
message = ffi.new('char[5]', b'Hello')
|
|
|
|
assert 0 == C.zmq_msg_init_data(zmq_msg,
|
|
ffi.cast('void*', message),
|
|
5,
|
|
ffi.NULL,
|
|
ffi.NULL)
|
|
|
|
assert ffi.NULL != zmq_msg
|
|
assert 0 == C.zmq_msg_close(zmq_msg)
|
|
|
|
def test_zmq_msg_data(self):
|
|
zmq_msg = ffi.new('zmq_msg_t*')
|
|
message = ffi.new('char[]', b'Hello')
|
|
assert 0 == C.zmq_msg_init_data(zmq_msg,
|
|
ffi.cast('void*', message),
|
|
5,
|
|
ffi.NULL,
|
|
ffi.NULL)
|
|
|
|
data = C.zmq_msg_data(zmq_msg)
|
|
|
|
assert ffi.NULL != zmq_msg
|
|
assert ffi.string(ffi.cast("char*", data)) == b'Hello'
|
|
assert 0 == C.zmq_msg_close(zmq_msg)
|
|
|
|
|
|
def test_zmq_send(self):
|
|
ctx = C.zmq_ctx_new()
|
|
|
|
sender = C.zmq_socket(ctx, REQ)
|
|
receiver = C.zmq_socket(ctx, REP)
|
|
|
|
assert 0 == C.zmq_bind(receiver, b'tcp://*:7777')
|
|
assert 0 == C.zmq_connect(sender, b'tcp://127.0.0.1:7777')
|
|
|
|
time.sleep(0.1)
|
|
|
|
zmq_msg = ffi.new('zmq_msg_t*')
|
|
message = ffi.new('char[5]', b'Hello')
|
|
|
|
C.zmq_msg_init_data(zmq_msg,
|
|
ffi.cast('void*', message),
|
|
ffi.cast('size_t', 5),
|
|
ffi.NULL,
|
|
ffi.NULL)
|
|
|
|
assert 5 == C.zmq_msg_send(zmq_msg, sender, 0)
|
|
assert 0 == C.zmq_msg_close(zmq_msg)
|
|
assert C.zmq_close(sender) == 0
|
|
assert C.zmq_close(receiver) == 0
|
|
assert C.zmq_ctx_destroy(ctx) == 0
|
|
|
|
def test_zmq_recv(self):
|
|
ctx = C.zmq_ctx_new()
|
|
|
|
sender = C.zmq_socket(ctx, REQ)
|
|
receiver = C.zmq_socket(ctx, REP)
|
|
|
|
assert 0 == C.zmq_bind(receiver, b'tcp://*:2222')
|
|
assert 0 == C.zmq_connect(sender, b'tcp://127.0.0.1:2222')
|
|
|
|
time.sleep(0.1)
|
|
|
|
zmq_msg = ffi.new('zmq_msg_t*')
|
|
message = ffi.new('char[5]', b'Hello')
|
|
|
|
C.zmq_msg_init_data(zmq_msg,
|
|
ffi.cast('void*', message),
|
|
ffi.cast('size_t', 5),
|
|
ffi.NULL,
|
|
ffi.NULL)
|
|
|
|
zmq_msg2 = ffi.new('zmq_msg_t*')
|
|
C.zmq_msg_init(zmq_msg2)
|
|
|
|
assert 5 == C.zmq_msg_send(zmq_msg, sender, 0)
|
|
assert 5 == C.zmq_msg_recv(zmq_msg2, receiver, 0)
|
|
assert 5 == C.zmq_msg_size(zmq_msg2)
|
|
assert b"Hello" == ffi.buffer(C.zmq_msg_data(zmq_msg2),
|
|
C.zmq_msg_size(zmq_msg2))[:]
|
|
assert C.zmq_close(sender) == 0
|
|
assert C.zmq_close(receiver) == 0
|
|
assert C.zmq_ctx_destroy(ctx) == 0
|
|
|
|
def test_zmq_poll(self):
|
|
ctx = C.zmq_ctx_new()
|
|
|
|
sender = C.zmq_socket(ctx, REQ)
|
|
receiver = C.zmq_socket(ctx, REP)
|
|
|
|
r1 = C.zmq_bind(receiver, b'tcp://*:3333')
|
|
r2 = C.zmq_connect(sender, b'tcp://127.0.0.1:3333')
|
|
|
|
zmq_msg = ffi.new('zmq_msg_t*')
|
|
message = ffi.new('char[5]', b'Hello')
|
|
|
|
C.zmq_msg_init_data(zmq_msg,
|
|
ffi.cast('void*', message),
|
|
ffi.cast('size_t', 5),
|
|
ffi.NULL,
|
|
ffi.NULL)
|
|
|
|
receiver_pollitem = ffi.new('zmq_pollitem_t*')
|
|
receiver_pollitem.socket = receiver
|
|
receiver_pollitem.fd = 0
|
|
receiver_pollitem.events = POLLIN | POLLOUT
|
|
receiver_pollitem.revents = 0
|
|
|
|
ret = C.zmq_poll(ffi.NULL, 0, 0)
|
|
assert ret == 0
|
|
|
|
ret = C.zmq_poll(receiver_pollitem, 1, 0)
|
|
assert ret == 0
|
|
|
|
ret = C.zmq_msg_send(zmq_msg, sender, 0)
|
|
print(ffi.string(C.zmq_strerror(C.zmq_errno())))
|
|
assert ret == 5
|
|
|
|
time.sleep(0.2)
|
|
|
|
ret = C.zmq_poll(receiver_pollitem, 1, 0)
|
|
assert ret == 1
|
|
|
|
assert int(receiver_pollitem.revents) & POLLIN
|
|
assert not int(receiver_pollitem.revents) & POLLOUT
|
|
|
|
zmq_msg2 = ffi.new('zmq_msg_t*')
|
|
C.zmq_msg_init(zmq_msg2)
|
|
|
|
ret_recv = C.zmq_msg_recv(zmq_msg2, receiver, 0)
|
|
assert ret_recv == 5
|
|
|
|
assert 5 == C.zmq_msg_size(zmq_msg2)
|
|
assert b"Hello" == ffi.buffer(C.zmq_msg_data(zmq_msg2),
|
|
C.zmq_msg_size(zmq_msg2))[:]
|
|
|
|
sender_pollitem = ffi.new('zmq_pollitem_t*')
|
|
sender_pollitem.socket = sender
|
|
sender_pollitem.fd = 0
|
|
sender_pollitem.events = POLLIN | POLLOUT
|
|
sender_pollitem.revents = 0
|
|
|
|
ret = C.zmq_poll(sender_pollitem, 1, 0)
|
|
assert ret == 0
|
|
|
|
zmq_msg_again = ffi.new('zmq_msg_t*')
|
|
message_again = ffi.new('char[11]', b'Hello Again')
|
|
|
|
C.zmq_msg_init_data(zmq_msg_again,
|
|
ffi.cast('void*', message_again),
|
|
ffi.cast('size_t', 11),
|
|
ffi.NULL,
|
|
ffi.NULL)
|
|
|
|
assert 11 == C.zmq_msg_send(zmq_msg_again, receiver, 0)
|
|
|
|
time.sleep(0.2)
|
|
|
|
assert 0 <= C.zmq_poll(sender_pollitem, 1, 0)
|
|
assert int(sender_pollitem.revents) & POLLIN
|
|
assert 11 == C.zmq_msg_recv(zmq_msg2, sender, 0)
|
|
assert 11 == C.zmq_msg_size(zmq_msg2)
|
|
assert b"Hello Again" == ffi.buffer(C.zmq_msg_data(zmq_msg2),
|
|
int(C.zmq_msg_size(zmq_msg2)))[:]
|
|
assert 0 == C.zmq_close(sender)
|
|
assert 0 == C.zmq_close(receiver)
|
|
assert 0 == C.zmq_ctx_destroy(ctx)
|
|
assert 0 == C.zmq_msg_close(zmq_msg)
|
|
assert 0 == C.zmq_msg_close(zmq_msg2)
|
|
assert 0 == C.zmq_msg_close(zmq_msg_again)
|
|
|