def test_recordIndexable(self):
        """
        The user record returned by I{getpwuid}, I{getpwnam}, and I{getpwall}
        is indexable, with successive indexes starting from 0 corresponding to
        the values of the C{pw_name}, C{pw_passwd}, C{pw_uid}, C{pw_gid},
        C{pw_gecos}, C{pw_dir}, and C{pw_shell} attributes, respectively.
        """
        db = self.database
        username, password, uid, gid, gecos, dir, shell = self.getExistingUserInfo()
        for entry in [db.getpwuid(uid), db.getpwnam(username), db.getpwall()[0]]:
            self.assertEqual(entry[0], username)
            self.assertEqual(entry[1], password)
            self.assertEqual(entry[2], uid)
            self.assertEqual(entry[3], gid)
            self.assertEqual(entry[4], gecos)
            self.assertEqual(entry[5], dir)
            self.assertEqual(entry[6], shell)

            self.assertEqual(len(entry), len(list(entry)))
            self.assertRaises(IndexError, getitem, entry, 7)

        The user record returned by I{getpwuid}, I{getpwnam}, and I{getpwall}
        is indexable, with successive indexes starting from 0 corresponding to
        the values of the C{pw_name}, C{pw_passwd}, C{pw_uid}, C{pw_gid},
        C{pw_gecos}, C{pw_dir}, and C{pw_shell} attributes, respectively.
        
stackoverflow/venv/lib/python3.6/site-packages/twisted/python/test/test_fakepwd.py