diff --git a/test/test_util.py b/test/test_util.py
@@ -140,7 +140,9 @@ def _patch_for_wrapping_test(self, mocker, hide_windows_known_errors):
        # git.index.util "replaces" git.util and is what "import git.util" gives us.
        mocker.patch.object(sys.modules["git.util"], "HIDE_WINDOWS_KNOWN_ERRORS", hide_windows_known_errors)

-        # Disable common chmod functions so the callback can't fix a PermissionError.
        mocker.patch.object(os, "chmod")
        mocker.patch.object(pathlib.Path, "chmod")

@@ -256,14 +258,15 @@ def _xfail_param(*values, **xfail_kwargs):
    (R"D:/Apps\fOO", "/cygdrive/d/Apps/fOO"),
    (R"D:\Apps/123", "/cygdrive/d/Apps/123"),
)

_unc_cygpath_pairs = (
    (R"\\?\a:\com", "/cygdrive/a/com"),
    (R"\\?\a:/com", "/cygdrive/a/com"),
    (R"\\?\UNC\server\D$\Apps", "//server/D$/Apps"),
)

-# Mapping of expected failures for the test_cygpath_ok test.
_cygpath_ok_xfails = {
    # From _norm_cygpath_pairs:
    (R"C:\Users", "/cygdrive/c/Users"): "/proc/cygdrive/c/Users",
@@ -277,9 +280,9 @@ def _xfail_param(*values, **xfail_kwargs):
    (R"\\?\a:\com", "/cygdrive/a/com"): "/proc/cygdrive/a/com",
    (R"\\?\a:/com", "/cygdrive/a/com"): "/proc/cygdrive/a/com",
}


-# Parameter sets for the test_cygpath_ok test.
_cygpath_ok_params = [
    (
        _xfail_param(*case, reason=f"Returns: {_cygpath_ok_xfails[case]!r}", raises=AssertionError)
@@ -288,6 +291,7 @@ def _xfail_param(*values, **xfail_kwargs):
    )
    for case in _norm_cygpath_pairs + _unc_cygpath_pairs
]


@pytest.mark.skipif(sys.platform != "cygwin", reason="Paths specifically for Cygwin.")