def test_watch_raise_interrupt(mock_rust_notify: 'MockRustType'):
mock_rust_notify([{(1, 'foo.txt')}], exit_code='signal')
w = watch('.', raise_interrupt=True)
assert next(w) == {(Change.added, 'foo.txt')}
with pytest.raises(KeyboardInterrupt):
next(w)
def test_watch_polling_not_env(mocker):
m = mocker.patch('watchfiles.main.RustNotify', return_value=MockRustNotify())
for _ in watch('.'):
pass
m.assert_called_once_with(['.'], False, False, 30)
def test_watch_no_yield(mock_rust_notify: 'MockRustType', caplog):
mock = mock_rust_notify([{(1, 'spam.pyc')}, {(1, 'spam.py'), (2, 'ham.txt')}])
caplog.set_level('INFO', 'watchfiles')
assert next(watch('.')) == {(Change.added, 'spam.py'), (Change.modified, 'ham.txt')}
assert mock.watch_count == 2
assert caplog.text == 'watchfiles.main INFO: 2 changes detected\n'
def test_simple_function(mock_rust_notify: 'MockRustType'):
mock_rust_notify([{(1, 'added.txt'), (2, 'mod.txt'), (3, 'del.txt')}])
def only_added(change: Change, path: str) -> bool:
return change == Change.added
assert next(watch('.', watch_filter=only_added)) == {(Change.added,
'added.txt')}
def test_wait_stop_event(tmp_path: Path, write_soon):
sleep(0.05)
write_soon(tmp_path / 'foo.txt')
stop_event = threading.Event()
for changes in watch(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()
def test_watch(tmp_path: Path, write_soon):
sleep(0.05)
write_soon(tmp_path / 'foo.txt')
changes = None
for changes in watch(tmp_path, debounce=50, step=10, watch_filter=None):
break
assert changes == {(Change.added, str((tmp_path / 'foo.txt')))}
def test_watch_yield_on_timeout(mock_rust_notify: 'MockRustType'):
mock = mock_rust_notify(['timeout', {(1, 'spam.py')}])
change_list = []
for changes in watch('.', yield_on_timeout=True):
change_list.append(changes)
assert change_list == [set(), {(Change.added, 'spam.py')}]
assert mock.watch_count == 2
def test_watch_dont_raise_interrupt(mock_rust_notify: 'MockRustType', caplog):
caplog.set_level('WARNING', 'watchfiles')
mock_rust_notify([{(1, 'foo.txt')}], exit_code='signal')
w = watch('.', raise_interrupt=False)
assert next(w) == {(Change.added, 'foo.txt')}
with pytest.raises(StopIteration):
next(w)
assert caplog.text == 'watchfiles.main WARNING: KeyboardInterrupt caught, stopping watch\n'
def test_watch_polling_env(mocker):
os.environ['WATCHFILES_FORCE_POLLING'] = '1'
try:
m = mocker.patch('watchfiles.main.RustNotify', return_value=MockRustNotify())
for _ in watch('.'):
pass
m.assert_called_once_with(['.'], False, True, 30)
finally:
del os.environ['WATCHFILES_FORCE_POLLING']
def test_watch_timeout(mock_rust_notify: 'MockRustType', caplog):
mock = mock_rust_notify(['timeout', {(1, 'spam.py')}])
caplog.set_level('DEBUG', 'watchfiles')
change_list = []
for changes in watch('.'):
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"
)
def test_web_filter(mock_rust_notify: 'MockRustType'):
# test case from docs
class WebFilter(DefaultFilter):
allowed_extensions = '.html', '.css', '.js'
def __call__(self, change: Change, path: str) -> bool:
return super().__call__(change, path) and path.endswith(
self.allowed_extensions)
mock_rust_notify([{(1, 'foo.txt'), (2, 'bar.html'), (3, 'spam.xlsx'),
(1, '.other.js')}])
assert next(watch('.', watch_filter=WebFilter())) == {
(Change.modified, 'bar.html'), (Change.added, '.other.js')
}
def test_python_extensions(mock_rust_notify: 'MockRustType'):
mock_rust_notify([{(1, 'spam.txt'), (1, 'spam.md'), (1, 'foo.py')}])
f = PythonFilter(extra_extensions=('.md', ))
assert next(watch('.', watch_filter=f)) == {(Change.added, 'foo.py'),
(Change.added, 'spam.md')}
def test_python(mock_rust_notify: 'MockRustType'):
mock_rust_notify([{(2, 'spam.txt'), (2, 'spam.md'), (2, 'foo.py')}])
assert next(watch('.', watch_filter=PythonFilter())) == {(Change.modified,
'foo.py')}
def test_ignore_dir(mock_rust_notify: 'MockRustType'):
mock_rust_notify([{(1, '.git'), (1, str(Path('.git') / 'spam')),
(1, 'foo.txt')}])
assert next(watch('.')) == {(Change.added, 'foo.txt')}
def test_ignore_file(mock_rust_notify: 'MockRustType'):
mock = mock_rust_notify([{(1, 'spam.pyc'), (1, 'spam.swp'),
(1, 'foo.txt')}])
assert next(watch('.')) == {(Change.added, 'foo.txt')}
assert mock.watch_count == 1