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__pycache__	-	Open
echo.py	148 B	View DL Edit
echo2.py	123 B	View DL Edit
echo3.py	276 B	View DL Edit
functional.py	7.3 MB	View DL Edit
test_base_events.py	81.07 MB	View DL Edit
test_buffered_proto.py	2.28 MB	View DL Edit
test_context.py	1.04 MB	View DL Edit
test_eager_task_factory.py	12.43 MB	View DL Edit
test_events.py	110.03 MB	View DL Edit
test_futures.py	36.61 MB	View DL Edit
test_futures2.py	2.77 MB	View DL Edit
test_locks.py	53.81 MB	View DL Edit
test_pep492.py	5.4 MB	View DL Edit
test_proactor_events.py	38.59 MB	View DL Edit
test_protocols.py	2.24 MB	View DL Edit
test_queues.py	20.57 MB	View DL Edit
test_runners.py	15.11 MB	View DL Edit
test_selector_events.py	54.56 MB	View DL Edit
test_sendfile.py	20.95 MB	View DL Edit
test_server.py	11.21 MB	View DL Edit
test_sock_lowlevel.py	24.65 MB	View DL Edit
test_ssl.py	59.32 MB	View DL Edit
test_sslproto.py	28.47 MB	View DL Edit
test_staggered.py	4.29 MB	View DL Edit
test_streams.py	46.74 MB	View DL Edit
test_subprocess.py	37.4 MB	View DL Edit
test_taskgroups.py	31.09 MB	View DL Edit
test_tasks.py	116.14 MB	View DL Edit
test_threads.py	1.62 MB	View DL Edit
test_timeouts.py	14.91 MB	View DL Edit
test_transports.py	3.73 MB	View DL Edit
test_unix_events.py	66.88 MB	View DL Edit
test_waitfor.py	10.57 MB	View DL Edit
test_windows_events.py	11.94 MB	View DL Edit
test_windows_utils.py	4.14 MB	View DL Edit
utils.py	18.65 MB	View DL Edit
__init__.py	353 B	View DL Edit
__main__.py	58 B	View DL Edit

Edit file: /opt/alt/python313/lib64/python3.13/test/test_asyncio/test_windows_events.py

import os
import signal
import socket
import sys
import time
import threading
import unittest
from unittest import mock

if sys.platform != 'win32':
    raise unittest.SkipTest('Windows only')

import _overlapped
import _winapi

import asyncio
from asyncio import windows_events
from test.test_asyncio import utils as test_utils

def tearDownModule():
    asyncio.set_event_loop_policy(None)

class UpperProto(asyncio.Protocol):
    def __init__(self):
        self.buf = []

def connection_made(self, trans):
        self.trans = trans

def data_received(self, data):
        self.buf.append(data)
        if b'\n' in data:
            self.trans.write(b''.join(self.buf).upper())
            self.trans.close()

class WindowsEventsTestCase(test_utils.TestCase):
    def _unraisablehook(self, unraisable):
        # Storing unraisable.object can resurrect an object which is being
        # finalized. Storing unraisable.exc_value creates a reference cycle.
        self._unraisable = unraisable
        print(unraisable)

def setUp(self):
        self._prev_unraisablehook = sys.unraisablehook
        self._unraisable = None
        sys.unraisablehook = self._unraisablehook

def tearDown(self):
        sys.unraisablehook = self._prev_unraisablehook
        self.assertIsNone(self._unraisable)

class ProactorLoopCtrlC(WindowsEventsTestCase):

def test_ctrl_c(self):

def SIGINT_after_delay():
            time.sleep(0.1)
            signal.raise_signal(signal.SIGINT)

thread = threading.Thread(target=SIGINT_after_delay)
        loop = asyncio.new_event_loop()
        try:
            # only start the loop once the event loop is running
            loop.call_soon(thread.start)
            loop.run_forever()
            self.fail("should not fall through 'run_forever'")
        except KeyboardInterrupt:
            pass
        finally:
            self.close_loop(loop)
        thread.join()

class ProactorMultithreading(WindowsEventsTestCase):
    def test_run_from_nonmain_thread(self):
        finished = False

async def coro():
            await asyncio.sleep(0)

def func():
            nonlocal finished
            loop = asyncio.new_event_loop()
            loop.run_until_complete(coro())
            # close() must not call signal.set_wakeup_fd()
            loop.close()
            finished = True

thread = threading.Thread(target=func)
        thread.start()
        thread.join()
        self.assertTrue(finished)

class ProactorTests(WindowsEventsTestCase):

def setUp(self):
        super().setUp()
        self.loop = asyncio.ProactorEventLoop()
        self.set_event_loop(self.loop)

def test_close(self):
        a, b = socket.socketpair()
        trans = self.loop._make_socket_transport(a, asyncio.Protocol())
        f = asyncio.ensure_future(self.loop.sock_recv(b, 100), loop=self.loop)
        trans.close()
        self.loop.run_until_complete(f)
        self.assertEqual(f.result(), b'')
        b.close()

def test_double_bind(self):
        ADDRESS = r'\\.\pipe\test_double_bind-%s' % os.getpid()
        server1 = windows_events.PipeServer(ADDRESS)
        with self.assertRaises(PermissionError):
            windows_events.PipeServer(ADDRESS)
        server1.close()

def test_pipe(self):
        res = self.loop.run_until_complete(self._test_pipe())
        self.assertEqual(res, 'done')

async def _test_pipe(self):
        ADDRESS = r'\\.\pipe\_test_pipe-%s' % os.getpid()

with self.assertRaises(FileNotFoundError):
            await self.loop.create_pipe_connection(
                asyncio.Protocol, ADDRESS)

[server] = await self.loop.start_serving_pipe(
            UpperProto, ADDRESS)
        self.assertIsInstance(server, windows_events.PipeServer)

clients = []
        for i in range(5):
            stream_reader = asyncio.StreamReader(loop=self.loop)
            protocol = asyncio.StreamReaderProtocol(stream_reader,
                                                    loop=self.loop)
            trans, proto = await self.loop.create_pipe_connection(
                lambda: protocol, ADDRESS)
            self.assertIsInstance(trans, asyncio.Transport)
            self.assertEqual(protocol, proto)
            clients.append((stream_reader, trans))

for i, (r, w) in enumerate(clients):
            w.write('lower-{}\n'.format(i).encode())

for i, (r, w) in enumerate(clients):
            response = await r.readline()
            self.assertEqual(response, 'LOWER-{}\n'.format(i).encode())
            w.close()

server.close()

with self.assertRaises(FileNotFoundError):
            await self.loop.create_pipe_connection(
                asyncio.Protocol, ADDRESS)

return 'done'

def test_connect_pipe_cancel(self):
        exc = OSError()
        exc.winerror = _overlapped.ERROR_PIPE_BUSY
        with mock.patch.object(_overlapped, 'ConnectPipe',
                               side_effect=exc) as connect:
            coro = self.loop._proactor.connect_pipe('pipe_address')
            task = self.loop.create_task(coro)

# check that it's possible to cancel connect_pipe()
            task.cancel()
            with self.assertRaises(asyncio.CancelledError):
                self.loop.run_until_complete(task)

def test_wait_for_handle(self):
        event = _overlapped.CreateEvent(None, True, False, None)
        self.addCleanup(_winapi.CloseHandle, event)

# Wait for unset event with 0.5s timeout;
        # result should be False at timeout
        timeout = 0.5
        fut = self.loop._proactor.wait_for_handle(event, timeout)
        start = self.loop.time()
        done = self.loop.run_until_complete(fut)
        elapsed = self.loop.time() - start

self.assertEqual(done, False)
        self.assertFalse(fut.result())
        self.assertGreaterEqual(elapsed, timeout - test_utils.CLOCK_RES)

_overlapped.SetEvent(event)

# Wait for set event;
        # result should be True immediately
        fut = self.loop._proactor.wait_for_handle(event, 10)
        done = self.loop.run_until_complete(fut)

self.assertEqual(done, True)
        self.assertTrue(fut.result())

# asyncio issue #195: cancelling a done _WaitHandleFuture
        # must not crash
        fut.cancel()

def test_wait_for_handle_cancel(self):
        event = _overlapped.CreateEvent(None, True, False, None)
        self.addCleanup(_winapi.CloseHandle, event)

# Wait for unset event with a cancelled future;
        # CancelledError should be raised immediately
        fut = self.loop._proactor.wait_for_handle(event, 10)
        fut.cancel()
        with self.assertRaises(asyncio.CancelledError):
            self.loop.run_until_complete(fut)

# asyncio issue #195: cancelling a _WaitHandleFuture twice
        # must not crash
        fut = self.loop._proactor.wait_for_handle(event)
        fut.cancel()
        fut.cancel()

def test_read_self_pipe_restart(self):
        # Regression test for https://bugs.python.org/issue39010
        # Previously, restarting a proactor event loop in certain states
        # would lead to spurious ConnectionResetErrors being logged.
        self.loop.call_exception_handler = mock.Mock()
        # Start an operation in another thread so that the self-pipe is used.
        # This is theoretically timing-dependent (the task in the executor
        # must complete before our start/stop cycles), but in practice it
        # seems to work every time.
        f = self.loop.run_in_executor(None, lambda: None)
        self.loop.stop()
        self.loop.run_forever()
        self.loop.stop()
        self.loop.run_forever()

# Shut everything down cleanly. This is an important part of the
        # test - in issue 39010, the error occurred during loop.close(),
        # so we want to close the loop during the test instead of leaving
        # it for tearDown.
        #
        # First wait for f to complete to avoid a "future's result was never
        # retrieved" error.
        self.loop.run_until_complete(f)
        # Now shut down the loop itself (self.close_loop also shuts down the
        # loop's default executor).
        self.close_loop(self.loop)
        self.assertFalse(self.loop.call_exception_handler.called)

def test_address_argument_type_error(self):
        # Regression test for https://github.com/python/cpython/issues/98793
        proactor = self.loop._proactor
        sock = socket.socket(type=socket.SOCK_DGRAM)
        bad_address = None
        with self.assertRaises(TypeError):
            proactor.connect(sock, bad_address)
        with self.assertRaises(TypeError):
            proactor.sendto(sock, b'abc', addr=bad_address)
        sock.close()

def test_client_pipe_stat(self):
        res = self.loop.run_until_complete(self._test_client_pipe_stat())
        self.assertEqual(res, 'done')

async def _test_client_pipe_stat(self):
        # Regression test for https://github.com/python/cpython/issues/100573
        ADDRESS = r'\\.\pipe\test_client_pipe_stat-%s' % os.getpid()

async def probe():
            # See https://github.com/python/cpython/pull/100959#discussion_r1068533658
            h = _overlapped.ConnectPipe(ADDRESS)
            try:
                _winapi.CloseHandle(_overlapped.ConnectPipe(ADDRESS))
            except OSError as e:
                if e.winerror != _overlapped.ERROR_PIPE_BUSY:
                    raise
            finally:
                _winapi.CloseHandle(h)

with self.assertRaises(FileNotFoundError):
            await probe()

[server] = await self.loop.start_serving_pipe(asyncio.Protocol, ADDRESS)
        self.assertIsInstance(server, windows_events.PipeServer)

errors = []
        self.loop.set_exception_handler(lambda _, data: errors.append(data))

for i in range(5):
            await self.loop.create_task(probe())

self.assertEqual(len(errors), 0, errors)

server.close()

with self.assertRaises(FileNotFoundError):
            await probe()

return "done"

def test_loop_restart(self):
        # We're fishing for the "RuntimeError: <_overlapped.Overlapped object at XXX>
        # still has pending operation at deallocation, the process may crash" error
        stop = threading.Event()
        def threadMain():
            while not stop.is_set():
                self.loop.call_soon_threadsafe(lambda: None)
                time.sleep(0.01)
        thr = threading.Thread(target=threadMain)

# In 10 60-second runs of this test prior to the fix:
        # time in seconds until failure: (none), 15.0, 6.4, (none), 7.6, 8.3, 1.7, 22.2, 23.5, 8.3
        # 10 seconds had a 50% failure rate but longer would be more costly
        end_time = time.time() + 10 # Run for 10 seconds
        self.loop.call_soon(thr.start)
        while not self._unraisable: # Stop if we got an unraisable exc
            self.loop.stop()
            self.loop.run_forever()
            if time.time() >= end_time:
                break

stop.set()
        thr.join()

class WinPolicyTests(WindowsEventsTestCase):

def test_selector_win_policy(self):
        async def main():
            self.assertIsInstance(
                asyncio.get_running_loop(),
                asyncio.SelectorEventLoop)

old_policy = asyncio.get_event_loop_policy()
        try:
            asyncio.set_event_loop_policy(
                asyncio.WindowsSelectorEventLoopPolicy())
            asyncio.run(main())
        finally:
            asyncio.set_event_loop_policy(old_policy)

def test_proactor_win_policy(self):
        async def main():
            self.assertIsInstance(
                asyncio.get_running_loop(),
                asyncio.ProactorEventLoop)

old_policy = asyncio.get_event_loop_policy()
        try:
            asyncio.set_event_loop_policy(
                asyncio.WindowsProactorEventLoopPolicy())
            asyncio.run(main())
        finally:
            asyncio.set_event_loop_policy(old_policy)

if __name__ == '__main__':
    unittest.main()

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