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"""Tests for distutils.dir_util."""
import os
import pathlib
import stat
import sys
import unittest.mock as mock
from distutils import dir_util, errors
from distutils.dir_util import (
copy_tree,
create_tree,
ensure_relative,
mkpath,
remove_tree,
)
from distutils.tests import support
import jaraco.path
import path
import pytest
@pytest.fixture(autouse=True)
def stuff(request, monkeypatch, distutils_managed_tempdir):
self = request.instance
tmp_dir = self.mkdtemp()
self.root_target = os.path.join(tmp_dir, 'deep')
self.target = os.path.join(self.root_target, 'here')
self.target2 = os.path.join(tmp_dir, 'deep2')
class TestDirUtil(support.TempdirManager):
def test_mkpath_remove_tree_verbosity(self, caplog):
mkpath(self.target, verbose=False)
assert not caplog.records
remove_tree(self.root_target, verbose=False)
mkpath(self.target, verbose=True)
wanted = [f'creating {self.target}']
assert caplog.messages == wanted
caplog.clear()
remove_tree(self.root_target, verbose=True)
wanted = [f"removing '{self.root_target}' (and everything under it)"]
assert caplog.messages == wanted
@pytest.mark.skipif("platform.system() == 'Windows'")
def test_mkpath_with_custom_mode(self):
# Get and set the current umask value for testing mode bits.
umask = os.umask(0o002)
os.umask(umask)
mkpath(self.target, 0o700)
assert stat.S_IMODE(os.stat(self.target).st_mode) == 0o700 & ~umask
mkpath(self.target2, 0o555)
assert stat.S_IMODE(os.stat(self.target2).st_mode) == 0o555 & ~umask
def test_create_tree_verbosity(self, caplog):
create_tree(self.root_target, ['one', 'two', 'three'], verbose=False)
assert caplog.messages == []
remove_tree(self.root_target, verbose=False)
wanted = [f'creating {self.root_target}']
create_tree(self.root_target, ['one', 'two', 'three'], verbose=True)
assert caplog.messages == wanted
remove_tree(self.root_target, verbose=False)
def test_copy_tree_verbosity(self, caplog):
mkpath(self.target, verbose=False)
copy_tree(self.target, self.target2, verbose=False)
assert caplog.messages == []
remove_tree(self.root_target, verbose=False)
mkpath(self.target, verbose=False)
a_file = path.Path(self.target) / 'ok.txt'
jaraco.path.build({'ok.txt': 'some content'}, self.target)
wanted = [f'copying {a_file} -> {self.target2}']
copy_tree(self.target, self.target2, verbose=True)
assert caplog.messages == wanted
remove_tree(self.root_target, verbose=False)
remove_tree(self.target2, verbose=False)
def test_copy_tree_skips_nfs_temp_files(self):
mkpath(self.target, verbose=False)
jaraco.path.build({'ok.txt': 'some content', '.nfs123abc': ''}, self.target)
copy_tree(self.target, self.target2)
assert os.listdir(self.target2) == ['ok.txt']
remove_tree(self.root_target, verbose=False)
remove_tree(self.target2, verbose=False)
def test_ensure_relative(self):
if os.sep == '/':
assert ensure_relative('/home/foo') == 'home/foo'
assert ensure_relative('some/path') == 'some/path'
else: # \\
assert ensure_relative('c:\\home\\foo') == 'c:home\\foo'
assert ensure_relative('home\\foo') == 'home\\foo'
def test_copy_tree_exception_in_listdir(self):
"""
An exception in listdir should raise a DistutilsFileError
"""
with (
mock.patch("os.listdir", side_effect=OSError()),
pytest.raises(errors.DistutilsFileError),
):
src = self.tempdirs[-1]
dir_util.copy_tree(src, None)
def test_mkpath_exception_uncached(self, monkeypatch, tmp_path):
"""
Caching should not remember failed attempts.
pypa/distutils#304
"""
class FailPath(pathlib.Path):
def mkdir(self, *args, **kwargs):
raise OSError("Failed to create directory")
if sys.version_info < (3, 12):
_flavour = pathlib.Path()._flavour
target = tmp_path / 'foodir'
with pytest.raises(errors.DistutilsFileError):
mkpath(FailPath(target))
assert not target.exists()
mkpath(target)
assert target.exists()
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