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

unit-jest plugin for vue-cli

<%_ if (!hasTS) { _%>
<%_ if (!rootOptions.bare || !hasRouter) { _%>
import { shallowMount } from '@vue/test-utils'
<%_ } else { _%>
import { mount, createLocalVue } 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, {
      <%_ if (isVue3) { _%>
      props: { msg }
      <%_ } else { _%>
      propsData: { msg }
      <%_ } _%>
    })
    expect(wrapper.text()).toMatch(msg)
  })
})
<%_ } else { _%>
import App from '@/App.vue'
<%_ if (!hasRouter) { _%>

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

<%_ } else {_%>
import VueRouter from 'vue-router'
import router from '@/router'

const localVue = createLocalVue()
localVue.use(VueRouter)

test('App should render default route', () => {
  const wrapper = mount(App, {
    localVue,
    router
  })
  expect(wrapper.text()).toMatch(`Welcome to Your Vue.js App`)
})

<%_ } _%>
<%_ } _%>
<%_ } _%>