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import os
import errno
import py
from rpython.rlib.rsocket import *
from rpython.rlib.rpoll import *
from rpython.rtyper.test.test_llinterp import interpret
if os.name == 'nt':
has_poll = False
else:
has_poll = True
def setup_module(mod):
rsocket_startup()
def one_in_event(events, fd):
assert len(events) == 1
assert events[0][0] == fd
assert events[0][1] & POLLIN
def one_out_event(events, fd):
assert len(events) == 1
assert events[0][0] == fd
assert events[0][1] & POLLOUT
@py.test.mark.skipif('has_poll')
def test_no_poll():
try:
poll
except NameError:
pass
else:
assert False
@py.test.mark.skipif('not has_poll')
def test_simple():
serv = RSocket(AF_INET, SOCK_STREAM)
serv.bind(INETAddress('127.0.0.1', INADDR_ANY))
serv.listen(1)
servaddr = serv.getsockname()
events = poll({serv.fd: POLLIN}, timeout=100)
assert len(events) == 0
cli = RSocket(AF_INET, SOCK_STREAM)
cli.setblocking(False)
err = cli.connect_ex(servaddr)
assert err != 0
events = poll({serv.fd: POLLIN}, timeout=500)
one_in_event(events, serv.fd)
servconn_fd, cliaddr = serv.accept()
servconn = RSocket(AF_INET, fd=servconn_fd)
events = poll({serv.fd: POLLIN,
cli.fd: POLLOUT}, timeout=500)
one_out_event(events, cli.fd)
err = cli.connect_ex(servaddr)
# win32: returns WSAEISCONN when the connection finally succeed.
# Mac OS/X: returns EISCONN.
assert (err == 0 or err == 10056 or
err == getattr(errno, 'EISCONN', '???'))
events = poll({servconn.fd: POLLIN,
cli.fd: POLLIN}, timeout=100)
assert len(events) == 0
events = poll({servconn.fd: POLLOUT,
cli.fd: POLLOUT}, timeout=100)
assert len(events) >= 1
cli.close()
servconn.close()
serv.close()
@py.test.mark.skipif('not has_poll')
def test_exchange():
serv = RSocket(AF_INET, SOCK_STREAM)
serv.bind(INETAddress('127.0.0.1', INADDR_ANY))
serv.listen(1)
servaddr = serv.getsockname()
events = poll({serv.fd: POLLIN}, timeout=100)
assert len(events) == 0
cli = RSocket(AF_INET, SOCK_STREAM)
cli.setblocking(True)
err = cli.connect_ex(servaddr)
assert err == 0
events = poll({serv.fd: POLLIN}, timeout=500)
one_in_event(events, serv.fd)
servconn_fd, cliaddr = serv.accept()
servconn = RSocket(AF_INET, fd=servconn_fd)
events = poll({serv.fd: POLLIN,
cli.fd: POLLOUT}, timeout=500)
one_out_event(events, cli.fd)
#send some data
events = poll({cli.fd: POLLOUT}, timeout=500)
one_out_event(events, cli.fd)
cli.send("g'day, mate")
events = poll({servconn.fd: POLLIN}, timeout=500)
one_in_event(events, servconn.fd)
answer = servconn.recv(1024)
assert answer == "g'day, mate"
#send a reply
events = poll({servconn.fd: POLLOUT}, timeout=500)
one_out_event(events, servconn.fd)
servconn.send("you mean hello?")
events = poll({cli.fd: POLLIN}, timeout=500)
one_in_event(events, cli.fd)
answer = cli.recv(1024)
assert answer == "you mean hello?"
#send more data
events = poll({cli.fd: POLLOUT}, timeout=500)
one_out_event(events, cli.fd)
cli.send("sorry, wrong channel")
events = poll({servconn.fd: POLLIN}, timeout=500)
one_in_event(events, servconn.fd)
answer = servconn.recv(1024)
assert answer == "sorry, wrong channel"
events = poll({servconn.fd: POLLOUT}, timeout=500)
one_out_event(events, servconn.fd)
servconn.send("np bye")
events = poll({cli.fd: POLLIN}, timeout=500)
one_in_event(events, cli.fd)
answer = cli.recv(1024)
assert answer == "np bye"
cli.close()
servconn.close()
serv.close()
def test_select():
if os.name == 'nt':
py.test.skip('cannot select on file handles on windows')
def f():
readend, writeend = os.pipe()
try:
iwtd, owtd, ewtd = select([readend], [], [], 0.0)
assert iwtd == owtd == ewtd == []
os.write(writeend, 'X')
iwtd, owtd, ewtd = select([readend], [], [])
assert iwtd == [readend]
assert owtd == ewtd == []
finally:
os.close(readend)
os.close(writeend)
f()
interpret(f, [])
def test_select_timeout():
if os.name == 'nt':
py.test.skip('cannot select on file handles on windows')
from time import time
def f():
# once there was a bug where the sleeping time was doubled
a = time()
iwtd, owtd, ewtd = select([], [], [], 5.0)
diff = time() - a
assert 4.8 < diff < 9.0
interpret(f, [])
def test_translate_select():
from rpython.translator.c.test.test_genc import compile
def func():
select([], [], [], 0.0)
compile(func, [])
@py.test.mark.skipif('not has_poll')
def test_translate_poll():
from rpython.translator.c.test.test_genc import compile
def func():
poll({})
compile(func, [])
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