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import React from 'react';
import type { CarouselRef } from '..';
import Carousel from '..';
import mountTest from '../../../tests/shared/mountTest';
import rtlTest from '../../../tests/shared/rtlTest';
import { render, waitFakeTimer } from '../../../tests/utils';
describe('Carousel', () => {
mountTest(Carousel);
rtlTest(Carousel);
beforeEach(() => {
jest.useFakeTimers();
});
afterEach(() => {
jest.useRealTimers();
});
it('should has innerSlider', () => {
const ref = React.createRef<CarouselRef>();
render(
<Carousel ref={ref}>
<div />
</Carousel>,
);
const { innerSlider } = ref.current || {};
expect(typeof innerSlider.slickNext).toBe('function');
});
it('should support id property', () => {
const { container } = render(
<Carousel id="my-carousel">
<div />
</Carousel>,
);
expect(container.querySelector('.ant-carousel')?.getAttribute('id')).toBe('my-carousel');
});
it('should has prev, next and go function', async () => {
const ref = React.createRef<CarouselRef>();
render(
<Carousel ref={ref}>
<div>1</div>
<div>2</div>
<div>3</div>
</Carousel>,
);
const { prev, next, goTo } = ref.current || {};
expect(typeof prev).toBe('function');
expect(typeof next).toBe('function');
expect(typeof goTo).toBe('function');
expect(ref.current?.innerSlider.state.currentSlide).toBe(0);
ref.current?.goTo(2);
await waitFakeTimer();
expect(ref.current?.innerSlider.state.currentSlide).toBe(2);
// wait for animation to be finished
await waitFakeTimer();
ref.current?.prev();
await waitFakeTimer();
expect(ref.current?.innerSlider.state.currentSlide).toBe(1);
await waitFakeTimer();
ref.current?.next();
await waitFakeTimer();
expect(ref.current?.innerSlider.state.currentSlide).toBe(2);
});
it('should trigger autoPlay after window resize', async () => {
const ref = React.createRef<CarouselRef>();
render(
<Carousel autoplay ref={ref}>
<div>1</div>
<div>2</div>
<div>3</div>
</Carousel>,
);
const spy = jest.spyOn(ref.current?.innerSlider, 'autoPlay');
window.resizeTo(1000, window.outerHeight);
expect(spy).not.toHaveBeenCalled();
await waitFakeTimer();
expect(spy).toHaveBeenCalled();
});
it('cancel resize listener when unmount', async () => {
const { unmount } = render(
<Carousel autoplay>
<div>1</div>
<div>2</div>
<div>3</div>
</Carousel>,
);
const spy = jest.spyOn(window, 'removeEventListener');
unmount();
expect(spy).toHaveBeenCalled();
});
describe('should works for dotPosition', () => {
(['left', 'right', 'top', 'bottom'] as const).forEach((dotPosition) => {
it(dotPosition, () => {
const { container } = render(
<Carousel dotPosition={dotPosition}>
<div />
</Carousel>,
);
container.normalize();
expect(container.firstChild).toMatchSnapshot();
});
});
});
describe('should active when children change', () => {
it('should active', () => {
const { rerender, container } = render(<Carousel />);
expect(container.querySelector('.slick-active')).toBeFalsy();
// Update children
rerender(
<Carousel>
<div />
</Carousel>,
);
expect(container.querySelector('.slick-active')).toBeTruthy();
});
it('should keep initialSlide', () => {
const { rerender, container } = render(<Carousel initialSlide={1} />);
rerender(
<Carousel initialSlide={1}>
<div key="1" />
<div key="2" />
<div key="3" />
</Carousel>,
);
expect(container.querySelectorAll('.slick-dots li')[1]).toHaveClass('slick-active');
});
});
describe('dots precise control by plain object', () => {
it('use dots to provide dotsClass', () => {
const { container } = render(
<Carousel dots={{ className: 'customDots' }}>
<div>1</div>
<div>2</div>
<div>3</div>
</Carousel>,
);
expect(container.querySelector('.slick-dots')).toHaveClass('customDots');
});
});
it('should not wait for the animation', async () => {
const ref = React.createRef<CarouselRef>();
render(
<Carousel ref={ref}>
<div>1</div>
<div>2</div>
<div>3</div>
</Carousel>,
);
const { prev, next, goTo } = ref.current || {};
expect(typeof prev).toBe('function');
expect(typeof next).toBe('function');
expect(typeof goTo).toBe('function');
expect(ref.current?.innerSlider.state.currentSlide).toBe(0);
ref.current?.goTo(1);
ref.current?.goTo(2);
ref.current?.goTo(1);
await waitFakeTimer();
expect(ref.current?.innerSlider.state.currentSlide).toBe(1);
ref.current?.prev();
ref.current?.next();
ref.current?.next();
await waitFakeTimer();
expect(ref.current?.innerSlider.state.currentSlide).toBe(2);
ref.current?.prev();
await waitFakeTimer();
expect(ref.current?.innerSlider.state.currentSlide).toBe(1);
});
it('no dom recognize warning', async () => {
const errSpy = jest.spyOn(console, 'error').mockImplementation(() => {});
render(
<Carousel arrows>
<div>1</div>
<div>2</div>
<div>3</div>
</Carousel>,
);
await waitFakeTimer();
expect(errSpy).not.toHaveBeenCalled();
errSpy.mockRestore();
});
describe('should works for dotDuration', () => {
it('should not show dot duration', () => {
const { container } = render(
<Carousel autoplay>
<div>1</div>
<div>2</div>
<div>3</div>
</Carousel>,
);
expect(
getComputedStyle(container.querySelector('.ant-carousel')!).getPropertyValue(
'--dot-duration',
),
).toBeFalsy();
});
it('should show dot duration with default autoplaySpeed', () => {
const { container } = render(
<Carousel autoplay={{ dotDuration: true }}>
<div>1</div>
<div>2</div>
<div>3</div>
</Carousel>,
);
expect(
getComputedStyle(container.querySelector('.ant-carousel')!).getPropertyValue(
'--dot-duration',
),
).toBe('3000ms');
});
it('should show dot duration with custom autoplaySpeed', () => {
const { container } = render(
<Carousel autoplay={{ dotDuration: true }} autoplaySpeed={5000}>
<div>1</div>
<div>2</div>
<div>3</div>
</Carousel>,
);
expect(
getComputedStyle(container.querySelector('.ant-carousel')!).getPropertyValue(
'--dot-duration',
),
).toBe('5000ms');
});
});
});
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