List.test.tsx

import * as React from 'react'
import { Table } from 'antd'
import { api, List } from '../../src/component/List'
import { mount } from 'enzyme'

const wrap = () => mount(<List />)

describe('component/List', () => {
  test('组件加载时发起请求', () => {
    const spy = jest.spyOn(api, 'fetchUserList')
    expect(spy).not.toHaveBeenCalled()
    const wrapper = wrap()
    expect(spy).toHaveBeenCalled()
    spy.mockRestore()
  })

  test('store的list放到Table里', async () => {
    const wrapper = wrap()
    await api.fetchUserList()
    wrapper.update()
    const table = wrapper.find(Table).at(0)
    expect(table.prop('dataSource')).toHaveLength(2)
  })
})