miniprogram-setup/__tests__/components/autoUpdate.test.ts

小程序支持 setup 选项

import { getComponent } from '@tests/utils/getCom'
import { nextTick } from '@/useAutoUpdate'

describe('状态更改时，自动更新视图', () => {
  const com = getComponent('Counter')
  const container = document.createElement('div')
  com.attach(container)

  it('应该正常渲染初始值', () => {
    expect(com.dom!.innerHTML).toBe('<wx-view>0</wx-view>')
  })

  it('应该正常渲染更新后的值', async () => {
    // 使 count 自增一次
    com.instance.increment()

    await nextTick()
    expect(com.dom!.innerHTML).toBe('<wx-view>1</wx-view>')
  })
})