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import React, { useState } from 'react';
import QRCode from '..';
import mountTest from '../../../tests/shared/mountTest';
import rtlTest from '../../../tests/shared/rtlTest';
import { fireEvent, render } from '../../../tests/utils';
import type { QRCodeProps } from '../interface';
describe('QRCode test', () => {
mountTest(() => <QRCode value="" />);
rtlTest(() => <QRCode value="" />);
it('should correct render', () => {
const { container } = render(<QRCode value="test" />);
expect(container?.querySelector<HTMLCanvasElement>('.ant-qrcode canvas')).toBeTruthy();
expect(container).toMatchSnapshot();
});
it('should render `null` and console Error when value not exist', () => {
const errSpy = jest.spyOn(console, 'error').mockImplementation(() => {});
const { container } = render(<QRCode value={undefined as unknown as string} />);
expect(container.firstChild).toBe(null);
expect(container.firstChild).toMatchSnapshot();
expect(errSpy).toHaveBeenCalledWith('Warning: [antd: QRCode] need to receive `value` props');
errSpy.mockRestore();
});
it('support custom icon', () => {
const { container } = render(<QRCode value="test" icon="test" />);
expect(container?.querySelector<HTMLImageElement>('.ant-qrcode img')).toBeTruthy();
});
it('support custom size', () => {
const { container } = render(<QRCode value="test" size={100} />);
const canvas = container.querySelector<HTMLCanvasElement>('.ant-qrcode > canvas')!;
expect(canvas.width).toBe(100);
expect(canvas.height).toBe(100);
});
it('support refresh', () => {
const refresh = jest.fn();
const { container } = render(<QRCode value="test" status="expired" onRefresh={refresh} />);
fireEvent.click(
container?.querySelector<HTMLButtonElement>('.ant-qrcode button.ant-btn-link')!,
);
expect(refresh).toHaveBeenCalled();
});
it('support click', () => {
const handleClick = jest.fn();
const { container } = render(<QRCode value="test" onClick={handleClick} />);
fireEvent.click(container?.querySelector<HTMLDivElement>('.ant-qrcode')!);
expect(handleClick).toHaveBeenCalled();
});
it('support loading', () => {
const Demo: React.FC = () => {
const [status, setStatus] = useState<QRCodeProps['status']>('active');
return (
<>
<QRCode value="test" status={status} />
<button type="button" onClick={() => setStatus('loading')}>
set loading
</button>
</>
);
};
const { container } = render(<Demo />);
expect(container.querySelector<HTMLDivElement>('.ant-spin-spinning')).toBeFalsy();
fireEvent.click(container?.querySelector<HTMLButtonElement>('button')!);
expect(container.querySelector<HTMLDivElement>('.ant-spin-spinning')).toBeTruthy();
});
it('support bordered', () => {
const { container } = render(<QRCode value="test" bordered={false} />);
expect(container?.querySelector<HTMLDivElement>('.ant-qrcode')).toHaveClass(
'ant-qrcode-borderless',
);
});
it('should console Error when icon exist && errorLevel is `L`', () => {
const errSpy = jest.spyOn(console, 'error').mockImplementation(() => {});
render(<QRCode value="test" icon="test" errorLevel="L" />);
expect(errSpy).toHaveBeenCalledWith(
'Warning: [antd: QRCode] ErrorLevel `L` is not recommended to be used with `icon`, for scanning result would be affected by low level.',
);
errSpy.mockRestore();
});
it('correct style for wrapper & canvas', () => {
const { container } = render(
<QRCode value="test" size={60} style={{ width: '100%', height: '80%' }} />,
);
expect(container.querySelector<HTMLElement>('.ant-qrcode')).toHaveStyle(
'width: 100%; height: 80%;',
);
expect(container.querySelector<HTMLElement>('.ant-qrcode canvas')).toHaveStyle(
'width: 100%; height: 80%;',
);
});
it('custom status render', () => {
const refreshCb = jest.fn();
const customStatusRender: QRCodeProps['statusRender'] = (info) => {
switch (info.status) {
case 'expired':
return (
<div className="custom-expired">
<span>{info.locale?.expired}</span>
<button id="refresh" onClick={info.onRefresh} type="button">
refresh
</button>
</div>
);
case 'loading':
return <div className="custom-loading">Loading</div>;
case 'scanned':
return <div className="custom-scanned">{info.locale?.scanned}</div>;
default:
return null;
}
};
const { container } = render(
<>
<QRCode
className="qrcode-expired"
value="test"
status="expired"
statusRender={customStatusRender}
onRefresh={refreshCb}
/>
<QRCode
className="qrcode-loading"
value="test"
status="loading"
statusRender={customStatusRender}
/>
<QRCode
className="qrcode-scanned"
value="test"
status="scanned"
statusRender={customStatusRender}
/>
</>,
);
expect(
container.querySelector<HTMLDivElement>('.qrcode-expired .custom-expired>span')?.textContent,
).toBe('QR code expired');
fireEvent.click(container?.querySelector<HTMLButtonElement>('#refresh')!);
expect(refreshCb).toHaveBeenCalled();
expect(
container.querySelector<HTMLDivElement>('.qrcode-loading .custom-loading')?.textContent,
).toBe('Loading');
expect(
container.querySelector<HTMLDivElement>('.qrcode-scanned .custom-scanned')?.textContent,
).toBe('Scanned');
expect(container).toMatchSnapshot();
});
it('should pass aria and data props to qrcode element', () => {
const { container } = render(<QRCode value="test" aria-label="Test QR Code" />);
const qrcodeElement = container.querySelector('.ant-qrcode canvas');
expect(qrcodeElement).toHaveAttribute('aria-label', 'Test QR Code');
});
it('should not pass other props to qrcode element', () => {
const { container } = render(
<QRCode
value="test"
aria-label="Test QR Code"
title="qr-title" // This prop should not be passed to canvas
/>,
);
const qrcodeElement = container.querySelector('.ant-qrcode canvas');
expect(qrcodeElement).toHaveAttribute('aria-label', 'Test QR Code');
expect(qrcodeElement).not.toHaveAttribute('title', 'qr-title');
});
it('should work with both canvas and svg type', () => {
const ariaLabel = 'Test QR Code';
// test canvas type
const { container: canvasContainer } = render(
<QRCode value="test" type="canvas" aria-label={ariaLabel} />,
);
expect(canvasContainer.querySelector('canvas')).toHaveAttribute('aria-label', ariaLabel);
// test svg type
const { container: svgContainer } = render(
<QRCode value="test" type="svg" aria-label={ariaLabel} />,
);
expect(svgContainer.querySelector('svg')).toHaveAttribute('aria-label', ariaLabel);
});
});
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