import stat
import sys
from unittest.mock import Mock
from setuptools import _shutil
def test_rmtree_readonly(monkeypatch, tmp_path):
"""Verify onerr works as expected"""
tmp_dir = tmp_path / "with_readonly"
tmp_dir.mkdir()
some_file = tmp_dir.joinpath("file.txt")
some_file.touch()
some_file.chmod(stat.S_IREAD)
expected_count = 1 if sys.platform.startswith("win") else 0
chmod_fn = Mock(wraps=_shutil.attempt_chmod_verbose)
monkeypatch.setattr(_shutil, "attempt_chmod_verbose", chmod_fn)
_shutil.rmtree(tmp_dir)
assert chmod_fn.call_count == expected_count
assert not tmp_dir.is_dir()
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