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import asyncio
import platform
import threading
import pytest
from aiohttp import web
from aiohttp.test_utils import AioHTTPTestCase, loop_context
@pytest.mark.skipif(
platform.system() == "Windows", reason="the test is not valid for Windows"
)
async def test_subprocess_co(loop) -> None:
proc = await asyncio.create_subprocess_shell(
"exit 0",
stdin=asyncio.subprocess.DEVNULL,
stdout=asyncio.subprocess.DEVNULL,
stderr=asyncio.subprocess.DEVNULL,
)
await proc.wait()
class TestCase(AioHTTPTestCase):
async def get_application(self):
app = web.Application()
app.on_startup.append(self.on_startup_hook)
return app
async def on_startup_hook(self, app):
self.on_startup_called = True
async def test_on_startup_hook(self) -> None:
self.assertTrue(self.on_startup_called)
def test_default_loop(self) -> None:
self.assertIs(self.loop, asyncio.get_event_loop_policy().get_event_loop())
def test_default_loop(loop) -> None:
assert asyncio.get_event_loop_policy().get_event_loop() is loop
def test_setup_loop_non_main_thread() -> None:
child_exc = None
def target() -> None:
try:
with loop_context() as loop:
assert asyncio.get_event_loop_policy().get_event_loop() is loop
loop.run_until_complete(test_subprocess_co(loop))
except Exception as exc:
nonlocal child_exc
child_exc = exc
# Ensures setup_test_loop can be called by pytest-xdist in non-main thread.
t = threading.Thread(target=target)
t.start()
t.join()
assert child_exc is None
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