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16093118a4
* refactor(Carousel): rewirte with hook * add coverage
138 lines
3.8 KiB
JavaScript
138 lines
3.8 KiB
JavaScript
import React from 'react';
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import { mount } from 'enzyme';
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import Carousel from '..';
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import mountTest from '../../../tests/shared/mountTest';
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import rtlTest from '../../../tests/shared/rtlTest';
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describe('Carousel', () => {
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mountTest(Carousel);
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rtlTest(Carousel);
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beforeEach(() => {
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jest.useFakeTimers();
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});
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afterEach(() => {
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jest.useRealTimers();
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});
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it('should has innerSlider', () => {
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const ref = React.createRef();
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mount(
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<Carousel ref={ref}>
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<div />
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</Carousel>,
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);
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const { innerSlider } = ref.current;
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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', () => {
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const ref = React.createRef();
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mount(
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<Carousel ref={ref}>
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<div>1</div>
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<div>2</div>
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<div>3</div>
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</Carousel>,
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);
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const { prev, next, goTo } = ref.current;
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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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expect(ref.current.innerSlider.state.currentSlide).toBe(0);
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ref.current.goTo(2);
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jest.runAllTimers();
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expect(ref.current.innerSlider.state.currentSlide).toBe(2);
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ref.current.prev();
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jest.runAllTimers();
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expect(ref.current.innerSlider.state.currentSlide).toBe(1);
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ref.current.next();
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jest.runAllTimers();
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expect(ref.current.innerSlider.state.currentSlide).toBe(2);
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});
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it('should trigger autoPlay after window resize', async () => {
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jest.useRealTimers();
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const ref = React.createRef();
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mount(
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<Carousel autoplay ref={ref}>
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<div>1</div>
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<div>2</div>
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<div>3</div>
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</Carousel>,
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);
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const spy = jest.spyOn(ref.current.innerSlider, 'autoPlay');
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window.resizeTo(1000);
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expect(spy).not.toHaveBeenCalled();
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await new Promise(resolve => setTimeout(resolve, 500));
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expect(spy).toHaveBeenCalled();
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});
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it('cancel resize listener when unmount', async () => {
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const wrapper = mount(
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<Carousel autoplay>
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<div>1</div>
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<div>2</div>
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<div>3</div>
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</Carousel>,
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);
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const spy = jest.spyOn(window, 'removeEventListener');
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wrapper.unmount();
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expect(spy).toHaveBeenCalled();
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});
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describe('should works for dotPosition', () => {
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['left', 'right', 'top', 'bottom'].forEach(dotPosition => {
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// eslint-disable-next-line jest/valid-title
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it(dotPosition, () => {
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const wrapper = mount(
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<Carousel dotPosition={dotPosition}>
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<div />
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</Carousel>,
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);
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expect(wrapper.render()).toMatchSnapshot();
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});
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});
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});
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describe('should active when children change', () => {
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it('should active', () => {
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const wrapper = mount(<Carousel />);
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wrapper.setProps({
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children: <div />,
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});
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wrapper.update();
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expect(wrapper.find('.slick-active').length).toBeTruthy();
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});
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it('should keep initialSlide', () => {
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// react unsafe lifecycle don't works in React 15
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// https://github.com/akiran/react-slick/commit/97988e897750e1d8f7b10a86b655f50d75d38298
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if (process.env.REACT === '15') {
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return;
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}
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const wrapper = mount(<Carousel initialSlide={1} />);
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wrapper.setProps({
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children: [<div key="1" />, <div key="2" />, <div key="3" />],
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});
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wrapper.update();
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expect(wrapper.find('.slick-dots li').at(1).hasClass('slick-active')).toBeTruthy();
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});
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});
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describe('dots precise control by plain object', () => {
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it('use dots to provide dotsClasse', () => {
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const wrapper = mount(
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<Carousel dots={{ className: 'customDots' }}>
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<div>1</div>
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<div>2</div>
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<div>3</div>
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</Carousel>,
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);
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wrapper.update();
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expect(wrapper.find('.slick-dots').hasClass('customDots')).toBeTruthy();
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});
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});
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});
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