def test_pipe(self):
from _multiprocessing import win32
import os
address = r'\\.\pipe\pypy-test-%s' % (os.getpid())
openmode = win32.PIPE_ACCESS_INBOUND
access = win32.GENERIC_WRITE
obsize, ibsize = 0, 8192
readhandle = win32.CreateNamedPipe(
address, openmode,
win32.PIPE_TYPE_MESSAGE | win32.PIPE_READMODE_MESSAGE |
win32.PIPE_WAIT,
1, obsize, ibsize, win32.NMPWAIT_WAIT_FOREVER, win32.NULL
)
writehandle = win32.CreateFile(
address, access, 0, win32.NULL, win32.OPEN_EXISTING, 0, win32.NULL
)
win32.SetNamedPipeHandleState(
writehandle, win32.PIPE_READMODE_MESSAGE, None, None)
try:
win32.ConnectNamedPipe(readhandle, win32.NULL)
except WindowsError as e:
if e.args[0] != win32.ERROR_PIPE_CONNECTED:
raise
timeout = 100
exc = raises(WindowsError, win32.WaitNamedPipe, address, timeout)
assert exc.value.winerror == 121 # ERROR_SEM_TIMEOUT
win32.CloseHandle(readhandle)
win32.CloseHandle(writehandle)
class AppTestWin32:
spaceconfig = dict(usemodules=('_multiprocessing',
'signal', '_rawffi', 'binascii'))
def setup_class(cls):
if sys.platform != "win32":
py.test.skip("win32 only")
def test_CloseHandle(self):
from _multiprocessing import win32
raises(WindowsError, win32.CloseHandle, -1)
def test_CreateFile(self):
from _multiprocessing import win32
err = raises(WindowsError, win32.CreateFile,
"in/valid", 0, 0, 0, 0, 0, 0)
assert err.value.winerror == 87 # ERROR_INVALID_PARAMETER
def test_pipe(self):
from _multiprocessing import win32
import os
address = r'\\.\pipe\pypy-test-%s' % (os.getpid())
openmode = win32.PIPE_ACCESS_INBOUND
access = win32.GENERIC_WRITE
obsize, ibsize = 0, 8192
readhandle = win32.CreateNamedPipe(
address, openmode,
win32.PIPE_TYPE_MESSAGE | win32.PIPE_READMODE_MESSAGE |
win32.PIPE_WAIT,
1, obsize, ibsize, win32.NMPWAIT_WAIT_FOREVER, win32.NULL
)
writehandle = win32.CreateFile(
address, access, 0, win32.NULL, win32.OPEN_EXISTING, 0, win32.NULL
)
win32.SetNamedPipeHandleState(
writehandle, win32.PIPE_READMODE_MESSAGE, None, None)
try:
win32.ConnectNamedPipe(readhandle, win32.NULL)
except WindowsError, e:
if e.args[0] != win32.ERROR_PIPE_CONNECTED:
raise
timeout = 100
exc = raises(WindowsError, win32.WaitNamedPipe, address, timeout)
assert exc.value.winerror == 121 # ERROR_SEM_TIMEOUT
win32.CloseHandle(readhandle)
win32.CloseHandle(writehandle)
def CloseHandle(h):
if sys.version_info[:2] < (3, 3):
if type(h) != int:
h = h.Detach()
win32.CloseHandle(h)
else:
win_api.CloseHandle(h)
def CloseHandle(h):
if isinstance(h, numbers.Integral):
# Cast long to int for 64-bit Python 2.7 under Windows
h = int(h)
if sys.version_info[:2] < (3, 3):
if not isinstance(h, int):
h = h.Detach()
win32.CloseHandle(h)
else:
win_api.CloseHandle(h)
