ant-design/components/anchor/__tests__/Anchor.test.tsx
vagusX 38cf5e8a75
docs: unify component export file as index.tsx (#50013)
* docs: unify component export file as index.tsx

* docs: compatible with old anchors

* chore: clean

* test: update snapshot

* fix: window env

---------

Co-authored-by: Peach <scdzwyxst@gmail.com>
2024-07-23 22:22:24 +08:00

1025 lines
32 KiB
TypeScript

import React, { useState } from 'react';
import { resetWarned } from 'rc-util/lib/warning';
import scrollIntoView from 'scroll-into-view-if-needed';
import Anchor from '..';
import { act, fireEvent, render, waitFakeTimer } from '../../../tests/utils';
import Button from '../../button';
import type { AnchorDirection } from '../Anchor';
const { Link } = Anchor;
function createDiv() {
const root = document.createElement('div');
document.body.appendChild(root);
return root;
}
let idCounter = 0;
const getHashUrl = () => `Anchor-API-${idCounter++}`;
jest.mock('scroll-into-view-if-needed', () => jest.fn());
Object.defineProperty(window, 'location', {
value: {
replace: jest.fn(),
},
});
describe('Anchor Render', () => {
const getBoundingClientRectMock = jest.spyOn(
HTMLHeadingElement.prototype,
'getBoundingClientRect',
);
const getClientRectsMock = jest.spyOn(HTMLHeadingElement.prototype, 'getClientRects');
const scrollIntoViewMock = jest.createMockFromModule<any>('scroll-into-view-if-needed');
beforeAll(() => {
jest.useFakeTimers();
getBoundingClientRectMock.mockReturnValue({
width: 100,
height: 100,
top: 1000,
} as DOMRect);
getClientRectsMock.mockReturnValue([1] as unknown as DOMRectList);
});
beforeEach(() => {
jest.useFakeTimers();
scrollIntoViewMock.mockReset();
});
afterEach(() => {
jest.clearAllTimers();
jest.useRealTimers();
});
afterAll(() => {
jest.clearAllTimers();
jest.useRealTimers();
getBoundingClientRectMock.mockRestore();
getClientRectsMock.mockRestore();
});
it('renders items correctly', () => {
const { container, asFragment } = render(
<Anchor
items={[
{
key: '1',
href: '#anchor-demo-basic',
title: 'Item Basic Demo',
},
{
key: '2',
href: '#anchor-demo-static',
title: 'Static demo',
},
{
key: '3',
href: '#api',
title: 'API',
children: [
{
key: '4',
href: '#anchor-props',
title: 'Anchor Props',
children: [
{
key: '5',
href: '#link-props',
title: 'Link Props',
},
],
},
],
},
]}
/>,
);
expect(container.querySelectorAll('.ant-anchor .ant-anchor-link').length).toBe(5);
const linkTitles = Array.from(container.querySelector('.ant-anchor')?.childNodes!).map((n) =>
(n as HTMLElement).querySelector('.ant-anchor-link-title'),
);
expect((linkTitles[1] as HTMLAnchorElement).href).toContain('#anchor-demo-basic');
expect((linkTitles[2] as HTMLAnchorElement).href).toContain('#anchor-demo-static');
expect((linkTitles[3] as HTMLAnchorElement).href).toContain('#api');
expect(
(
container.querySelector(
'.ant-anchor .ant-anchor-link .ant-anchor-link .ant-anchor-link-title',
) as HTMLAnchorElement
)?.href,
).toContain('#anchor-props');
expect(
(
container.querySelector(
'.ant-anchor .ant-anchor-link .ant-anchor-link .ant-anchor-link .ant-anchor-link-title',
) as HTMLAnchorElement
)?.href,
).toContain('#link-props');
expect(asFragment().firstChild).toMatchSnapshot();
});
it('renders items correctly#horizontal', () => {
const { container, asFragment } = render(
<Anchor
items={[
{
key: '1',
href: '#anchor-demo-basic',
title: 'Item Basic Demo',
},
{
key: '2',
href: '#anchor-demo-static',
title: 'Static demo',
},
{
key: '3',
href: '#api',
title: 'API',
},
]}
/>,
);
expect(container.querySelectorAll('.ant-anchor .ant-anchor-link').length).toBe(3);
const linkTitles = Array.from(container.querySelector('.ant-anchor')?.childNodes!).map((n) =>
(n as HTMLElement).querySelector('.ant-anchor-link-title'),
);
expect((linkTitles[1] as HTMLAnchorElement).href).toContain('#anchor-demo-basic');
expect((linkTitles[2] as HTMLAnchorElement).href).toContain('#anchor-demo-static');
expect((linkTitles[3] as HTMLAnchorElement).href).toContain('#api');
expect(asFragment().firstChild).toMatchSnapshot();
});
it('render items and ignore jsx children', () => {
const { container, asFragment } = render(
<Anchor
items={[
{
key: '1',
href: '#anchor-demo-basic',
title: 'Item Basic Demo',
},
]}
>
<Link href="#api" title="API" />
</Anchor>,
);
expect(container.querySelectorAll('.ant-anchor .ant-anchor-link').length).toBe(1);
expect(
(container.querySelector('.ant-anchor .ant-anchor-link-title') as HTMLAnchorElement).href,
).toContain('#anchor-demo-basic');
expect(asFragment().firstChild).toMatchSnapshot();
});
it('actives the target when clicking a link', async () => {
const hash = getHashUrl();
const { container } = render(
<Anchor
prefixCls="ant-anchor"
direction="horizontal"
items={[
{
key: hash,
title: hash,
href: `http://www.example.com/#${hash}`,
},
]}
/>,
);
const link = container.querySelector(`a[href="http://www.example.com/#${hash}"]`)!;
fireEvent.click(link);
await waitFakeTimer();
expect(link.classList).toContain('ant-anchor-link-title-active');
});
it('scrolls the page when clicking a link', async () => {
const root = createDiv();
const scrollToSpy = jest.spyOn(window, 'scrollTo');
render(<div id="/faq?locale=en#Q1">Q1</div>, { container: root });
const { container } = render(
<Anchor items={[{ key: 'Q1', title: 'Q1', href: '/#/faq?locale=en#Q1' }]} />,
);
const link = container.querySelector(`a[href="/#/faq?locale=en#Q1"]`)!;
fireEvent.click(link);
await waitFakeTimer();
expect(scrollToSpy).toHaveBeenCalled();
});
it('handleScroll should not be triggered when scrolling caused by clicking a link', async () => {
const hash1 = getHashUrl();
const hash2 = getHashUrl();
const root = createDiv();
const onChange = jest.fn();
render(
<div>
<div id={hash1}>Hello</div>
<div id={hash2}>World</div>
</div>,
{ container: root },
);
const { container } = render(
<Anchor
onChange={onChange}
items={[
{ key: hash1, href: `#${hash1}`, title: hash1 },
{ key: hash2, href: `#${hash2}`, title: hash2 },
]}
/>,
);
onChange.mockClear();
const link = container.querySelector(`a[href="#${hash2}"]`)!;
// this will trigger 1 onChange
fireEvent.click(link);
// smooth scroll caused by clicking needs time to finish.
// we scroll the window before it finish, the scroll listener should not be triggered,
fireEvent.scroll(window);
await waitFakeTimer();
// if the scroll listener is triggered, we will get 2 onChange, now we expect only 1.
expect(onChange).toHaveBeenCalledTimes(1);
});
it('should update DOM when children are unmounted', () => {
const hash = getHashUrl();
const { container, rerender } = render(
<Anchor items={[{ key: hash, href: `#${hash}`, title: hash }]} />,
);
expect(container.querySelectorAll('.ant-anchor-link-title')).toHaveLength(1);
expect(container.querySelector('.ant-anchor-link-title')).toHaveAttribute('href', `#${hash}`);
rerender(<Anchor />);
expect(container.querySelector('.ant-anchor-link-title')).toBeFalsy();
});
it('should update DOM when link href is changed', async () => {
const hash = getHashUrl();
function AnchorUpdate({ href }: { href: string }) {
return <Anchor items={[{ key: hash, href, title: hash }]} />;
}
const { container, rerender } = render(<AnchorUpdate href={`#${hash}`} />);
expect(container.querySelector(`a[href="#${hash}"]`)).toBeTruthy();
rerender(<AnchorUpdate href={`#${hash}_1`} />);
expect(container.querySelector(`a[href="#${hash}_1"]`)).toBeTruthy();
});
it('targetOffset prop', async () => {
const hash = getHashUrl();
const scrollToSpy = jest.spyOn(window, 'scrollTo');
const root = createDiv();
render(<h1 id={hash}>Hello</h1>, { container: root });
const { container, rerender } = render(
<Anchor items={[{ key: hash, href: `#${hash}`, title: hash }]} />,
);
const setProps = (props: Record<string, any>) =>
rerender(<Anchor {...props} items={[{ key: hash, href: `#${hash}`, title: hash }]} />);
fireEvent.click(container.querySelector(`a[href="#${hash}"]`)!);
await waitFakeTimer();
expect(scrollToSpy).toHaveBeenLastCalledWith(0, 1000);
setProps({ offsetTop: 100 });
fireEvent.click(container.querySelector(`a[href="#${hash}"]`)!);
await waitFakeTimer();
expect(scrollToSpy).toHaveBeenLastCalledWith(0, 900);
setProps({ targetOffset: 200 });
fireEvent.click(container.querySelector(`a[href="#${hash}"]`)!);
await waitFakeTimer();
expect(scrollToSpy).toHaveBeenLastCalledWith(0, 800);
});
// https://github.com/ant-design/ant-design/issues/31941
it('targetOffset prop when contain spaces', async () => {
const hash = `${getHashUrl()} s p a c e s`;
const scrollToSpy = jest.spyOn(window, 'scrollTo');
const root = createDiv();
render(<h1 id={hash}>Hello</h1>, { container: root });
const { container, rerender } = render(
<Anchor items={[{ key: hash, href: `#${hash}`, title: hash }]} />,
);
const setProps = (props: Record<string, any>) =>
rerender(<Anchor {...props} items={[{ key: hash, href: `#${hash}`, title: hash }]} />);
fireEvent.click(container.querySelector(`a[href="#${hash}"]`)!);
await waitFakeTimer();
expect(scrollToSpy).toHaveBeenLastCalledWith(0, 1000);
setProps({ offsetTop: 100 });
fireEvent.click(container.querySelector(`a[href="#${hash}"]`)!);
await waitFakeTimer();
expect(scrollToSpy).toHaveBeenLastCalledWith(0, 900);
setProps({ targetOffset: 200 });
fireEvent.click(container.querySelector(`a[href="#${hash}"]`)!);
await waitFakeTimer();
expect(scrollToSpy).toHaveBeenLastCalledWith(0, 800);
});
it('onClick event', () => {
const hash = getHashUrl();
let event;
let link;
const handleClick = (
e: React.MouseEvent<HTMLElement>,
_link: { title: React.ReactNode; href: string },
) => {
event = e;
link = _link;
};
const href = `#${hash}`;
const title = hash;
const { container } = render(
<Anchor onClick={handleClick} items={[{ key: hash, href, title }]} />,
);
fireEvent.click(container.querySelector(`a[href="${href}"]`)!);
expect(event).not.toBe(undefined);
expect(link).toEqual({ href, title });
});
it('replaces item href in browser history', () => {
const hash = getHashUrl();
const href = `#${hash}`;
const title = hash;
const { container } = render(<Anchor replace items={[{ key: hash, href, title }]} />);
fireEvent.click(container.querySelector(`a[href="${href}"]`)!);
expect(window.location.replace).toHaveBeenCalledWith(href);
});
it('onChange event', () => {
const hash1 = getHashUrl();
const hash2 = getHashUrl();
const onChange = jest.fn();
const { container } = render(
<Anchor
onChange={onChange}
items={[
{
key: hash1,
href: `#${hash1}`,
title: hash1,
},
{
key: hash2,
href: `#${hash2}`,
title: hash2,
},
]}
/>,
// https://github.com/testing-library/react-testing-library/releases/tag/v13.0.0
{ legacyRoot: true },
);
expect(onChange).toHaveBeenCalledTimes(1);
fireEvent.click(container.querySelector(`a[href="#${hash2}"]`)!);
expect(onChange).toHaveBeenCalledTimes(2);
expect(onChange).toHaveBeenLastCalledWith(`#${hash2}`);
});
it('should be used the latest onChange method', () => {
const hash1 = getHashUrl();
const hash2 = getHashUrl();
const beforeFn = jest.fn();
const afterFn = jest.fn();
const Demo: React.FC = () => {
const [trigger, setTrigger] = useState(false);
const onChange = trigger ? afterFn : beforeFn;
return (
<>
<Button className="test-button" onClick={() => setTrigger(true)} />
<Anchor
onChange={onChange}
items={[
{
key: hash1,
href: `#${hash1}`,
title: hash1,
},
{
key: hash2,
href: `#${hash2}`,
title: hash2,
},
]}
/>
</>
);
};
const { container } = render(<Demo />);
expect(beforeFn).toHaveBeenCalled();
expect(afterFn).not.toHaveBeenCalled();
beforeFn.mockClear();
afterFn.mockClear();
fireEvent.click(container.querySelector('.test-button')!);
fireEvent.click(container.querySelector(`a[href="#${hash2}"]`)!);
expect(beforeFn).not.toHaveBeenCalled();
expect(afterFn).toHaveBeenCalled();
});
it('handles invalid hash correctly', () => {
const { container } = render(
<Anchor items={[{ key: 'title', href: 'nonexistent', title: 'title' }]} />,
);
const link = container.querySelector(`a[href="nonexistent"]`)!;
fireEvent.click(link);
expect(container.querySelector(`.ant-anchor-link-title-active`)?.textContent).toBe('title');
});
it('test edge case when getBoundingClientRect return zero size', async () => {
getBoundingClientRectMock.mockReturnValue({ width: 0, height: 0, top: 1000 } as DOMRect);
const hash = getHashUrl();
const scrollToSpy = jest.spyOn(window, 'scrollTo');
const root = createDiv();
render(<h1 id={hash}>Hello</h1>, { container: root });
const { container, rerender } = render(
<Anchor>
<Link href={`#${hash}`} title={hash} />
</Anchor>,
);
const setProps = (props: Record<string, any>) =>
rerender(
<Anchor {...props}>
<Link href={`#${hash}`} title={hash} />
</Anchor>,
);
fireEvent.click(container.querySelector(`a[href="#${hash}"]`)!);
await waitFakeTimer();
expect(scrollToSpy).toHaveBeenLastCalledWith(0, 1000);
setProps({ offsetTop: 100 });
fireEvent.click(container.querySelector(`a[href="#${hash}"]`)!);
await waitFakeTimer();
expect(scrollToSpy).toHaveBeenLastCalledWith(0, 900);
setProps({ targetOffset: 200 });
fireEvent.click(container.querySelector(`a[href="#${hash}"]`)!);
await waitFakeTimer();
expect(scrollToSpy).toHaveBeenLastCalledWith(0, 800);
getBoundingClientRectMock.mockReturnValue({
width: 100,
height: 100,
top: 1000,
} as DOMRect);
});
it('test edge case when container is not windows', async () => {
const hash = getHashUrl();
const scrollToSpy = jest.spyOn(window, 'scrollTo');
const root = createDiv();
render(<h1 id={hash}>Hello</h1>, { container: root });
const { container, rerender } = render(
<Anchor getContainer={() => document.body}>
<Link href={`#${hash}`} title={hash} />
</Anchor>,
);
const setProps = (props: Record<string, any>) =>
rerender(
<Anchor getContainer={() => document.body} {...props}>
<Link href={`#${hash}`} title={hash} />
</Anchor>,
);
fireEvent.click(container.querySelector(`a[href="#${hash}"]`)!);
await waitFakeTimer();
expect(scrollToSpy).toHaveBeenLastCalledWith(0, 800);
setProps({ offsetTop: 100 });
fireEvent.click(container.querySelector(`a[href="#${hash}"]`)!);
await waitFakeTimer();
expect(scrollToSpy).toHaveBeenLastCalledWith(0, 800);
setProps({ targetOffset: 200 });
fireEvent.click(container.querySelector(`a[href="#${hash}"]`)!);
await waitFakeTimer();
expect(scrollToSpy).toHaveBeenLastCalledWith(0, 800);
});
describe('getCurrentAnchor', () => {
it('getCurrentAnchor prop', () => {
const hash1 = getHashUrl();
const hash2 = getHashUrl();
const getCurrentAnchor = () => `#${hash2}`;
const { container } = render(
<Anchor
getCurrentAnchor={getCurrentAnchor}
items={[
{ key: hash1, href: `#${hash1}`, title: hash1 },
{ key: hash2, href: `#${hash2}`, title: hash2 },
]}
/>,
);
expect(container.querySelector(`.ant-anchor-link-title-active`)?.textContent).toBe(hash2);
});
// https://github.com/ant-design/ant-design/issues/30584
it('should trigger onChange when have getCurrentAnchor', () => {
const hash1 = getHashUrl();
const hash2 = getHashUrl();
const onChange = jest.fn();
const { container } = render(
<Anchor
onChange={onChange}
getCurrentAnchor={() => hash1}
items={[
{ key: hash1, href: `#${hash1}`, title: hash1 },
{ key: hash2, href: `#${hash2}`, title: hash2 },
]}
/>,
// https://github.com/testing-library/react-testing-library/releases/tag/v13.0.0
{ legacyRoot: true },
);
// Should be 2 times:
// 1. ''
// 2. hash1 (Since `getCurrentAnchor` still return same hash)
expect(onChange).toHaveBeenCalledTimes(2);
fireEvent.click(container.querySelector(`a[href="#${hash2}"]`)!);
expect(onChange).toHaveBeenCalledTimes(3);
expect(onChange).toHaveBeenLastCalledWith(`#${hash2}`);
});
// https://github.com/ant-design/ant-design/issues/34784
it('getCurrentAnchor have default link as argument', () => {
const hash1 = getHashUrl();
const hash2 = getHashUrl();
const getCurrentAnchor = jest.fn();
const { container } = render(
<Anchor
getCurrentAnchor={getCurrentAnchor}
items={[
{ key: hash1, href: `#${hash1}`, title: hash1 },
{ key: hash2, href: `#${hash2}`, title: hash2 },
]}
/>,
);
fireEvent.click(container.querySelector(`a[href="#${hash1}"]`)!);
expect(getCurrentAnchor).toHaveBeenCalledWith(`#${hash1}`);
fireEvent.click(container.querySelector(`a[href="#${hash2}"]`)!);
expect(getCurrentAnchor).toHaveBeenCalledWith(`#${hash2}`);
});
// https://github.com/ant-design/ant-design/issues/37627
it('should update active link when getCurrentAnchor changes', async () => {
const hash1 = getHashUrl();
const hash2 = getHashUrl();
const Demo: React.FC<{ current: string }> = ({ current }) => (
<Anchor
getCurrentAnchor={() => `#${current}`}
items={[
{ key: hash1, href: `#${hash1}`, title: hash1 },
{ key: hash2, href: `#${hash2}`, title: hash2 },
]}
/>
);
const { container, rerender } = render(<Demo current={hash1} />);
expect(container.querySelector(`.ant-anchor-link-title-active`)?.textContent).toBe(hash1);
rerender(<Demo current={hash2} />);
expect(container.querySelector(`.ant-anchor-link-title-active`)?.textContent).toBe(hash2);
});
it('should render correctly when href is null', () => {
expect(() => {
render(
<Anchor items={[{ key: 'test', href: null as unknown as string, title: 'test' }]} />,
);
fireEvent.scroll(window || document);
}).not.toThrow();
});
it('should repeat trigger when scrolling', () => {
const getCurrentAnchor = jest.fn();
render(
<Anchor
getCurrentAnchor={getCurrentAnchor}
items={[{ key: 'test', href: null as unknown as string, title: 'test' }]}
/>,
);
for (let i = 0; i < 100; i += 1) {
getCurrentAnchor.mockReset();
fireEvent.scroll(window || document);
expect(getCurrentAnchor).toHaveBeenCalled();
}
});
});
describe('horizontal anchor', () => {
describe('scroll x', () => {
it('targetOffset horizontal', async () => {
const hash = getHashUrl();
const scrollToSpy = jest.spyOn(window, 'scrollTo');
const root = createDiv();
render(<h1 id={hash}>Hello</h1>, { container: root });
const { container, rerender } = render(
<Anchor
direction="horizontal"
items={[
{
key: hash,
href: `#${hash}`,
title: hash,
},
]}
/>,
);
const setProps = (props: Record<string, any>) =>
rerender(
<Anchor
{...props}
direction="horizontal"
items={[
{
key: hash,
href: `#${hash}`,
title: hash,
},
]}
/>,
);
fireEvent.click(container.querySelector(`a[href="#${hash}"]`)!);
await waitFakeTimer();
expect(scrollIntoView).toHaveBeenCalled();
expect(scrollToSpy).toHaveBeenLastCalledWith(0, 1000);
setProps({ offsetTop: 100 });
fireEvent.click(container.querySelector(`a[href="#${hash}"]`)!);
await waitFakeTimer();
expect(scrollToSpy).toHaveBeenLastCalledWith(0, 900);
setProps({ targetOffset: 200 });
fireEvent.click(container.querySelector(`a[href="#${hash}"]`)!);
await waitFakeTimer();
expect(scrollToSpy).toHaveBeenLastCalledWith(0, 800);
});
});
it('test direction prop', () => {
const { container } = render(
<Anchor
direction="horizontal"
items={[
{
key: '1',
href: '#anchor-demo-basic',
title: 'Item Basic Demo',
},
{
key: '2',
href: '#anchor-demo-static',
title: 'Static demo',
},
{
key: '3',
href: '#api',
title: 'API',
},
]}
/>,
);
expect(container.querySelectorAll('.ant-anchor-ink').length).toBe(1);
expect(
container
.querySelector('.ant-anchor-wrapper')
?.classList.contains('ant-anchor-wrapper-horizontal'),
).toBeTruthy();
});
it('nested children via items should be filtered out when direction is horizontal', () => {
const { container } = render(
<Anchor
direction="horizontal"
items={[
{
key: '1',
href: '#anchor-demo-basic',
title: 'Item Basic Demo',
},
{
key: '2',
href: '#anchor-demo-static',
title: 'Static demo',
},
{
key: '3',
href: '#api',
title: 'API',
children: [
{
key: '4',
href: '#anchor-props',
title: 'Anchor Props',
},
{
key: '5',
href: '#link-props',
title: 'Link Props',
},
],
},
]}
/>,
);
expect(container.querySelectorAll('.ant-anchor-link').length).toBe(3);
});
it('nested children via jsx should be filtered out when direction is horizontal', () => {
const { container } = render(
<Anchor direction="horizontal">
<Link href="#anchor-demo-basic" title="Basic demo" />
<Link href="#anchor-demo-static" title="Static demo" />
<Link href="#api" title="API">
<Link href="#anchor-props" title="Anchor Props" />
<Link href="#link-props" title="Link Props" />
</Link>
</Anchor>,
);
expect(container.querySelectorAll('.ant-anchor-link').length).toBe(3);
});
});
describe('deprecated/legacy jsx syntax', () => {
it('renders jsx correctly', () => {
const hash = getHashUrl();
const { container } = render(
<Anchor>
<Link href={`#${hash}`} title={hash} />
</Anchor>,
);
expect(container.querySelector(`a[href="#${hash}"]`)).not.toBe(null);
});
it('actives the target when clicking a link', async () => {
const hash = getHashUrl();
const { container } = render(
<Anchor prefixCls="ant-anchor">
<Link href={`http://www.example.com/#${hash}`} title={hash} />
</Anchor>,
);
const link = container.querySelector(`a[href="http://www.example.com/#${hash}"]`)!;
fireEvent.click(link);
await waitFakeTimer();
expect(link.classList).toContain('ant-anchor-link-title-active');
});
it('scrolls the page when clicking a link', async () => {
const root = createDiv();
const scrollToSpy = jest.spyOn(window, 'scrollTo');
render(<div id="/faq?locale=en#Q1">Q1</div>, { container: root });
const { container } = render(
<Anchor>
<Link href="/#/faq?locale=en#Q1" title="Q1" />
</Anchor>,
);
const link = container.querySelector(`a[href="/#/faq?locale=en#Q1"]`)!;
fireEvent.click(link);
await waitFakeTimer();
expect(scrollToSpy).toHaveBeenCalled();
});
it('handleScroll should not be triggered when scrolling caused by clicking a link', async () => {
const hash1 = getHashUrl();
const hash2 = getHashUrl();
const root = createDiv();
const onChange = jest.fn();
render(
<div>
<div id={hash1}>Hello</div>
<div id={hash2}>World</div>
</div>,
{ container: root },
);
const { container } = render(
<Anchor onChange={onChange}>
<Link href={`#${hash1}`} title={hash1} />
<Link href={`#${hash2}`} title={hash2} />
</Anchor>,
);
onChange.mockClear();
const link = container.querySelector(`a[href="#${hash2}"]`)!;
// this will trigger 1 onChange
fireEvent.click(link);
// smooth scroll caused by clicking needs time to finish.
// we scroll the window before it finish, the scroll listener should not be triggered,
fireEvent.scroll(window);
await waitFakeTimer();
// if the scroll listener is triggered, we will get 2 onChange, now we expect only 1.
expect(onChange).toHaveBeenCalledTimes(1);
});
it('should update DOM when children are unmounted', () => {
const hash = getHashUrl();
const { container, rerender } = render(
<Anchor>
<Link href={`#${hash}`} title={hash} />
</Anchor>,
);
expect(container.querySelectorAll('.ant-anchor-link-title')).toHaveLength(1);
expect(container.querySelector('.ant-anchor-link-title')).toHaveAttribute('href', `#${hash}`);
rerender(<Anchor />);
expect(container.querySelector('.ant-anchor-link-title')).toBeFalsy();
});
it('should update DOM when link href is changed', async () => {
const hash = getHashUrl();
function AnchorUpdate({ href }: { href: string }) {
return (
<Anchor>
<Link href={href} title={hash} />
</Anchor>
);
}
const { container, rerender } = render(<AnchorUpdate href={`#${hash}`} />);
expect(container.querySelector(`a[href="#${hash}"]`)).toBeTruthy();
rerender(<AnchorUpdate href={`#${hash}_1`} />);
expect(container.querySelector(`a[href="#${hash}_1"]`)).toBeTruthy();
});
it('handles invalid hash correctly', () => {
const { container } = render(
<Anchor>
<Link href="nonexistent" title="title" />
</Anchor>,
);
const link = container.querySelector(`a[href="nonexistent"]`)!;
fireEvent.click(link);
expect(container.querySelector(`.ant-anchor-link-title-active`)?.textContent).toBe('title');
});
});
describe('warning', () => {
let errSpy: jest.SpyInstance;
beforeEach(() => {
resetWarned();
errSpy = jest.spyOn(console, 'error').mockImplementation(() => {});
});
afterEach(() => {
errSpy.mockRestore();
});
it('warning nested children when direction is horizontal ', () => {
render(
<Anchor
direction="horizontal"
items={[
{
key: '1',
href: '#anchor-demo-basic',
title: 'Item Basic Demo',
},
{
key: '2',
href: '#anchor-demo-static',
title: 'Static demo',
},
{
key: '3',
href: '#api',
title: 'API',
children: [
{
key: '4',
href: '#anchor-props',
title: 'Anchor Props',
},
],
},
]}
/>,
);
expect(errSpy).toHaveBeenCalledWith(
'Warning: [antd: Anchor] `Anchor items#children` is not supported when `Anchor` direction is horizontal.',
);
});
it('deprecated jsx style', () => {
render(
<Anchor direction="horizontal">
<Link href="#anchor-demo-basic" title="Basic demo" />
<Link href="#anchor-demo-static" title="Static demo" />
</Anchor>,
);
expect(errSpy).toHaveBeenCalledWith(
'Warning: [antd: Anchor] `Anchor children` is deprecated. Please use `items` instead.',
);
});
it('deprecated jsx style for direction#vertical', () => {
render(
<Anchor>
<Link href="#anchor-demo-basic" title="Basic demo" />
<Link href="#anchor-demo-static" title="Static demo" />
</Anchor>,
);
expect(errSpy).toHaveBeenCalledWith(
'Warning: [antd: Anchor] `Anchor children` is deprecated. Please use `items` instead.',
);
});
it('deprecated jsx style for direction#vertical 1: with nested children', () => {
render(
<Anchor direction="horizontal">
<Link href="#api" title="API">
<Link href="#anchor-props" title="Anchor Props" />
</Link>
</Anchor>,
);
expect(errSpy).toHaveBeenCalledWith(
'Warning: [antd: Anchor] `Anchor children` is deprecated. Please use `items` instead.',
);
expect(errSpy).toHaveBeenCalledWith(
'Warning: [antd: Anchor.Link] `Anchor.Link children` is not supported when `Anchor` direction is horizontal',
);
});
it('switch direction', async () => {
const Foo: React.FC = () => {
const [direction, setDirection] = useState<AnchorDirection>('vertical');
const toggle = () => {
setDirection(direction === 'vertical' ? 'horizontal' : 'vertical');
};
return (
<div>
<button onClick={toggle} type="button">
toggle
</button>
<Anchor
direction={direction}
items={[
{
title: 'part-1',
href: 'part-1',
key: 'part-1',
},
{
title: 'part-2',
href: 'part-2',
key: 'part-2',
},
]}
/>
</div>
);
};
const wrapper = await render(<Foo />);
(await wrapper.findByText('part-1')).click();
await waitFakeTimer();
const ink = wrapper.container.querySelector<HTMLSpanElement>('.ant-anchor-ink')!;
const toggleButton = wrapper.container.querySelector('button')!;
fireEvent.click(toggleButton);
act(() => jest.runAllTimers());
expect(!!ink.style.left).toBe(true);
expect(!!ink.style.width).toBe(true);
expect(ink.style.top).toBe('');
expect(ink.style.height).toBe('');
fireEvent.click(toggleButton);
act(() => jest.runAllTimers());
expect(!!ink.style.top).toBe(true);
expect(!!ink.style.height).toBe(true);
expect(ink.style.left).toBe('');
expect(ink.style.width).toBe('');
});
});
});