def test_mutated(self):
perm = Permissions()
assert perm.to_filemode() == '---------'
expected_int = 0
for item in Permission:
perm.set(item, True)
expected_int = expected_int | item
assert perm.to_filemode() == stat.filemode(expected_int)[1:]
def test_immutated(self):
for item in Permission:
perm = Permissions()
perm.set(item, True)
assert perm.to_filemode() == stat.filemode(item)[1:]
