ddcAdmin/node_modules/@vue/cli-plugin-unit-jest/generator/template/tests/unit/example.spec.js

<%_ if (!hasTS) { _%>
import { shallowMount } from '@vue/test-utils'
<%_ if (!rootOptions.bare) { _%>
import HelloWorld from '@/components/HelloWorld.vue'

describe('HelloWorld.vue', () => {
  it('renders props.msg when passed', () => {
    const msg = 'new message'
    const wrapper = shallowMount(HelloWorld, {
      propsData: { msg }
    })
    expect(wrapper.text()).toMatch(msg)
  })
})
<%_ } else { _%>
import App from '@/App.vue'

test('App should work', () => {
  const wrapper = shallowMount(App)
  expect(wrapper.text()).toMatch(`Welcome to Your Vue.js App`)
})
<%_ } _%>
<%_ } _%>