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from __future__ import annotations as _annotations
from typing import TYPE_CHECKING
import pytest
from watchfiles import watch
from watchfiles.main import _default_force_polling
if TYPE_CHECKING:
from .conftest import SetEnv
class MockRustNotify:
@staticmethod
def watch(*args):
return 'stop'
def __enter__(self):
return self
def __exit__(self, *args):
pass
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, 300, True, False)
def test_watch_polling_env(mocker, env: SetEnv):
env('WATCHFILES_FORCE_POLLING', '1')
m = mocker.patch('watchfiles.main.RustNotify', return_value=MockRustNotify())
for _ in watch('.'):
pass
m.assert_called_once_with(['.'], False, True, 300, True, False)
@pytest.mark.parametrize(
'env_var,arg,expected',
[
(None, True, True),
(None, False, False),
(None, None, False),
('', True, True),
('', False, False),
('', None, False),
('1', True, True),
('1', False, False),
('1', None, True),
('disable', True, True),
('disable', False, False),
('disable', None, False),
],
)
def test_default_force_polling(mocker, env: SetEnv, env_var, arg, expected):
uname = type('Uname', (), {'system': 'Linux', 'release': '1'})
mocker.patch('platform.uname', return_value=uname())
if env_var is not None:
env('WATCHFILES_FORCE_POLLING', env_var)
assert _default_force_polling(arg) == expected
@pytest.mark.parametrize(
'env_var,arg,expected,call_count',
[
(None, True, True, 0),
(None, False, False, 0),
(None, None, True, 1),
('', True, True, 0),
('', False, False, 0),
('', None, True, 1),
('1', True, True, 0),
('1', False, False, 0),
('1', None, True, 0),
('disable', True, True, 0),
('disable', False, False, 0),
('disable', None, False, 0),
],
)
def test_default_force_polling_wsl(mocker, env: SetEnv, env_var, arg, expected, call_count):
uname = type('Uname', (), {'system': 'Linux', 'release': 'Microsoft-Standard'})
m = mocker.patch('platform.uname', return_value=uname())
if env_var is not None:
env('WATCHFILES_FORCE_POLLING', env_var)
assert _default_force_polling(arg) == expected
assert m.call_count == call_count
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