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

## 在线文档

import React from 'react';
import { render } from '@testing-library/react';
import { CnMessage } from '../message';
describe('CnMessage', function () {
    it('将 style 传递给第一个DOM元素', function () {
        var style = { color: 'red' };
        var container = render(React.createElement(CnMessage, { style: style })).container;
        expect(container.firstChild).toHaveStyle('color: red');
    });
    it('将className传递给第一个DOM元素', function () {
        var className = 'test-class';
        var container = render(React.createElement(CnMessage, { className: className })).container;
        expect(container.firstChild).toHaveClass('test-class');
    });
    it('shape=toast时，最外层div有cn-ui-m-message--toast类名', function () {
        var container = render(React.createElement(CnMessage, { shape: 'toast' }, "\u6211\u662F\u5185\u5BB9")).container;
        expect(container.firstChild).toHaveClass('cn-ui-m-message--toast');
    });
});