def METHOD_NAME(self):
    pyfunc = range_len2
    typelist = [types.int16, types.int32, types.int64]
    arglist = [(1,6), (6,1), (-5, -1)]
    for typ in typelist:
        cres = compile_isolated(pyfunc, [typ] * 2)
        cfunc = cres.entry_point
        for args in arglist:
            args_ = tuple(typ(x) for x in args)
            self.assertEqual(cfunc(*args_), pyfunc(*args_))