use-tw-zipcode/tests/useTwZipCode/renderHooks.test.ts

React hook for getting Taiwan zip code.

import { renderHook } from '@testing-library/react';
import { useTwZipCode } from '../../src';

test('should return initial city, district and zipcode', () => {
  const { result } = renderHook(() => useTwZipCode());
  expect(result.current.city).toEqual('台北市');
  expect(result.current.district).toEqual('中正區');
  expect(result.current.zipCode).toEqual('100');
});