@cainiaofe/cn-ui-m/es/components/cn-demo/__tests__/cn-demo.test.js

## 在线文档

// CnDemo组件的单元测试
import React from 'react';
import { render } from '@testing-library/react';
import { CnDemoBlock } from '../index';
describe('CnDemo组件检查', function () {
    test('renders CnDemo with children correctly', function () {
        var getByText = render(React.createElement(CnDemoBlock, { title: "demo" }, "123")).getByText;
        expect(getByText(/123/i)).toBeInTheDocument();
    });
});