async def test_acquire_nowait_wouldblock(self):
async def try_lock():
pytest.raises(WouldBlock, condition.acquire_nowait)
condition = Condition()
async with condition, create_task_group() as tg:
assert condition.locked()
tg.start_soon(try_lock)
async def test_contextmanager(self):
async def notifier():
async with condition:
condition.notify_all()
condition = Condition()
async with create_task_group() as tg:
async with condition:
assert condition.locked()
tg.start_soon(notifier)
await condition.wait()
async def test_manual_acquire(self):
async def notifier():
await condition.acquire()
try:
condition.notify_all()
finally:
condition.release()
condition = Condition()
async with create_task_group() as tg:
await condition.acquire()
try:
assert condition.locked()
tg.start_soon(notifier)
await condition.wait()
finally:
condition.release()
async def test_acquire_nowait(self):
condition = Condition()
condition.acquire_nowait()
assert condition.locked()