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88 lines
2.4 KiB
88 lines
2.4 KiB
6 years ago
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import { mount } from '@vue/test-utils'
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import { asyncExpect } from '@/tests/utils'
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import Carousel from '..'
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describe('Carousel', () => {
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it('should has innerSlider', () => {
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const props = {
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slots: {
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default: '<div />',
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},
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sync: true,
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}
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const wrapper = mount(Carousel, props)
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const { innerSlider, $refs } = wrapper.vm
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const innerSliderFromRefs = $refs.slick.innerSlider
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expect(innerSlider).toBe(innerSliderFromRefs)
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expect(typeof innerSlider.slickNext).toBe('function')
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})
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it('should has prev, next and go function', async () => {
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const props = {
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slots: {
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default: '<div>1</div><div>2</div><div>3</div>',
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},
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sync: true,
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}
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const wrapper = mount(Carousel, props)
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const { prev, next, goTo } = wrapper.vm
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expect(typeof prev).toBe('function')
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expect(typeof next).toBe('function')
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expect(typeof goTo).toBe('function')
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const slick = wrapper.vm.$refs.slick
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expect(slick.innerSlider.currentSlide).toBe(0)
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wrapper.vm.goTo(2)
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await asyncExpect(() => {
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expect(slick.innerSlider.currentSlide).toBe(2)
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}, 1000)
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prev()
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await asyncExpect(() => {
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expect(slick.innerSlider.currentSlide).toBe(1)
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}, 1000)
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next()
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await asyncExpect(() => {
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expect(slick.innerSlider.currentSlide).toBe(2)
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}, 1000)
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})
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it('should trigger autoPlay after window resize', async () => {
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const props = {
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propsData: {
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autoplay: true,
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},
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slots: {
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default: '<div>1</div><div>2</div><div>3</div>',
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},
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sync: true,
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}
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const wrapper = mount(Carousel, props)
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const spy = jest.spyOn(wrapper.vm.$refs.slick.innerSlider, 'handleAutoPlay')
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window.resizeTo(1000)
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expect(spy).not.toBeCalled()
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await new Promise(resolve => setTimeout(resolve, 1000))
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expect(spy).toBeCalled()
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})
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it('cancel resize listener when unmount', async () => {
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const props = {
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propsData: {
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autoplay: true,
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},
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slots: {
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default: '<div>1</div><div>2</div><div>3</div>',
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},
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sync: true,
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}
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const wrapper = mount(Carousel, props)
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const onWindowResized = wrapper.vm.onWindowResized
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const spy = jest.spyOn(wrapper.vm.onWindowResized, 'cancel')
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const spy2 = jest.spyOn(window, 'removeEventListener')
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wrapper.destroy()
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expect(spy).toBeCalled()
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expect(spy2).toBeCalledWith('resize', onWindowResized)
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})
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})
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