ant-design-vue/components/carousel/__tests__/index.test.js

88 lines
2.4 KiB
JavaScript

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