async def test_await_stop_event(tmp_path: Path, write_soon):
sleep(0.05)
write_soon(tmp_path / 'foo.txt')
stop_event = anyio.Event()
async for changes in awatch(tmp_path, debounce=50, step=10, watch_filter=None, stop_event=stop_event):
assert changes == {(Change.added, str((tmp_path / 'foo.txt')))}
stop_event.set()
async def test_awatch_interrupt_warning(mock_rust_notify: 'MockRustType', caplog):
mock_rust_notify([{(1, 'foo.txt')}])
count = 0
with pytest.warns(DeprecationWarning, match='raise_interrupt is deprecated, KeyboardInterrupt will cause this'):
async for _ in awatch('.', raise_interrupt=False):
count += 1
assert count == 1
async def test_awatch_unexpected_signal(mock_rust_notify: 'MockRustType'):
mock_rust_notify([{(1, 'foo.txt')}], exit_code='signal')
count = 0
with pytest.raises(RuntimeError, match='watch thread unexpectedly received a signal'):
async for _ in awatch('.'):
count += 1
assert count == 1
async def test_awatch_yield_on_timeout(mock_rust_notify: 'MockRustType'):
mock = mock_rust_notify(['timeout', {(1, 'spam.py')}])
change_list = []
async for changes in awatch('.', yield_on_timeout=True):
change_list.append(changes)
assert change_list == [set(), {(Change.added, 'spam.py')}]
assert mock.watch_count == 2
async def test_awatch_no_yield(mock_rust_notify: 'MockRustType', caplog):
mock = mock_rust_notify([{(1, 'spam.pyc')}, {(1, 'spam.py')}])
caplog.set_level('DEBUG', 'watchfiles')
changes = None
async for changes in awatch('.'):
pass
assert changes == {(Change.added, 'spam.py')}
assert mock.watch_count == 2
assert caplog.text == "watchfiles.main DEBUG: 1 change detected: {(<Change.added: 1>, 'spam.py')}\n"
async def test_awatch_interrupt_raise(mocker):
mocker.patch('watchfiles.main.RustNotify', return_value=MockRustNotifyRaise())
count = 0
stop_event = threading.Event()
with pytest.raises(KeyboardInterrupt, match='test error'):
async for _ in awatch('.', stop_event=stop_event):
count += 1
# event is set because it's set while handling the KeyboardInterrupt
assert stop_event.is_set()
assert count == 1
async def test_awatch_timeout(mock_rust_notify: 'MockRustType', caplog):
mock = mock_rust_notify(['timeout', {(1, 'spam.py')}])
caplog.set_level('DEBUG', 'watchfiles')
change_list = []
async for changes in awatch('.'):
change_list.append(changes)
assert change_list == [{(Change.added, 'spam.py')}]
assert mock.watch_count == 2
assert caplog.text == (
"watchfiles.main DEBUG: rust notify timeout, continuing\n" # noqa: Q000
"watchfiles.main DEBUG: 1 change detected: {(<Change.added: 1>, 'spam.py')}\n"
)
async def start(self, app: web.Application) -> None:
self._app = app
self.stopper = asyncio.Event()
self._awatch = awatch(self._path, stop_event=self.stopper)
self._task = asyncio.create_task(self._run())
async def test_awatch(tmp_path: Path, write_soon):
sleep(0.05)
write_soon(tmp_path / 'foo.txt')
async for changes in awatch(tmp_path, debounce=50, step=10, watch_filter=None):
assert changes == {(Change.added, str((tmp_path / 'foo.txt')))}
break