def test_parser_snapshot_to_datetime(self): apt_btrfs = AptBtrfsSnapshot( fstab=os.path.join(self.testdir, "data", "fstab")) e = "@apt-snapshot-2017-12-15_11:26:24" t_parsed = apt_btrfs._parse_snapshot_to_datetime(e) t_expected = datetime.datetime(2017, 12, 15, 11, 26, 24) self.assertEqual(t_parsed, t_expected)