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import functools
import os
import warnings
import pytest
from graphviz import _tools
import _common
def itertree(root):
for path, dirs, files in os.walk(root):
base = os.path.relpath(path, root)
rel_path = functools.partial(os.path.join, base if base != '.' else '')
for is_file, names in enumerate((dirs, files)):
for n in names:
yield bool(is_file), rel_path(n).replace('\\', '/')
def test_mkdirs_invalid(tmp_path):
with _common.as_cwd(tmp_path):
(tmp_path / 'spam.eggs').write_bytes(b'')
with pytest.raises(OSError):
_tools.mkdirs('spam.eggs/spam')
def test_mkdirs(tmp_path):
with _common.as_cwd(tmp_path):
_tools.mkdirs('spam.eggs')
assert list(itertree(str(tmp_path))) == []
for _ in range(2):
_tools.mkdirs('spam/eggs/spam.eggs')
assert list(itertree(str(tmp_path))) == [(False, 'spam'),
(False, 'spam/eggs')]
@pytest.mark.parametrize('category, match',
[(FutureWarning, r" third='third' "),
(DeprecationWarning, r" third='third' "),
(PendingDeprecationWarning, r" third='third' "),
(None, None)])
def test_deprecate_positional_args(category, match):
@_tools.deprecate_positional_args(supported_number=2, category=category)
def func(first, second, third=None, **kwargs):
pass
with warnings.catch_warnings():
warnings.simplefilter('error')
func('first', 'second', third='third', extra='extra')
if category is not None:
with pytest.warns(category, match=match):
func('first', 'second', 'third', extra='extra')
else:
with warnings.catch_warnings():
warnings.simplefilter('error')
func('first', 'second', 'third', extra='extra')
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