无法使用@ Vue / test -utils在vue中运行Hello World测试

npm install vue @vue/test-utils --save-dev

<template>
  <div>
    <h1>Hello World</h1>
  </div>
</template>

<script>
export default {
  name: 'HelloWorld'
}
</script>

import { mount } from '@vue/test-utils'
import HelloWorld from './HelloWorld.vue'

describe('HelloWorld.vue', () => {
  it('renders the correct message', () => {
    const wrapper = mount(HelloWorld)
    expect(wrapper.find('h1').text()).toBe('Hello World')
  })
})

npm run test