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WIP feat(test-utils): support returning render function from setup #1512

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WIP feat(test-utils): support returning render function from setup #1512

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4 changes: 4 additions & 0 deletions packages/test-utils/src/mount.js
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Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,10 @@ export default function mount(component, options = {}) {

const _Vue = createLocalVue(options.localVue)

if (component.setup) {
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This shouldn't be required

component.render = component.setup()
}

const mergedOptions = mergeOptions(options, config)

validateOptions(mergedOptions, component)
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13 changes: 13 additions & 0 deletions test/specs/mount.spec.js
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Expand Up @@ -2,6 +2,7 @@ import Vue from 'vue'
import { compileToFunctions } from 'vue-template-compiler'
import { mount, createLocalVue } from '@vue/test-utils'
import Component from '~resources/components/component.vue'
import CompositionAPI, { createElement } from '@vue/composition-api'
import ComponentWithProps from '~resources/components/component-with-props.vue'
import ComponentWithMixin from '~resources/components/component-with-mixin.vue'
import ComponentAsAClass from '~resources/components/component-as-a-class.vue'
Expand Down Expand Up @@ -413,6 +414,18 @@ describeRunIf(process.env.TEST_ENV !== 'node', 'mount', () => {
expect(wrapper.findAll(ChildComponent).length).to.equal(1)
})

it('works with composition api plugin', () => {
const localVue = createLocalVue()
localVue.use(CompositionAPI)
const Comp = {
setup() {
return () => createElement('div', 'composition api')
}
}
const wrapper = mount(Comp, { localVue })
expect(wrapper.html()).to.equal('<div>composition api</div>')
})

it('handles nested components with extends', () => {
const GrandChildComponent = {
template: '<div />',
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