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#2079 Satisfy. #2080

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#2079 Satisfy. #2080

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15 changes: 12 additions & 3 deletions test/test_util.py
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Original file line number Diff line number Diff line change
Expand Up @@ -45,7 +45,13 @@

@pytest.fixture
def permission_error_tmpdir(tmp_path):
"""Fixture to test permissions errors in situations where they are not overcome."""
"""Fixture to test permissions errors when they cannot be bypassed.

On Unix-like systems the setup relies on running as a non-root user so that
removing a read-only directory raises ``PermissionError``. When the tests
execute with root privileges the expected error will not occur, so we skip
them explicitly to avoid false failures.
"""
td = tmp_path / "testdir"
td.mkdir()
(td / "x").touch()
Expand All @@ -54,10 +60,13 @@ def permission_error_tmpdir(tmp_path):
(td / "x").chmod(stat.S_IRUSR)

# Set up PermissionError on Unix, where non-root users can't delete files in
# read-only directories. (Tests that rely on this and assert that rmtree raises
# PermissionError will fail if they are run as root.)
# read-only directories. Skip when running as root because the permission
# change would not trigger the expected failure.
td.chmod(stat.S_IRUSR | stat.S_IXUSR)

if hasattr(os, "geteuid") and os.geteuid() == 0:
pytest.skip("permission_error_tmpdir requires non-root privileges to raise PermissionError")

yield td


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