preact-material-components/docs/node_modules/preact-render-to-string/test/shallowRender.js

preact wrapper for "Material Components for the web"

import { shallowRender } from '../src';
import { h, Component } from 'preact';
import chai, { expect } from 'chai';
import { spy, match } from 'sinon';
import sinonChai from 'sinon-chai';
chai.use(sinonChai);

describe('shallowRender()', () => {
	it('should not render nested components', () => {
		let Test = spy( ({ foo, children }) => <div bar={foo}><b>test child</b>{ children }</div> );
		Test.displayName = 'Test';

		let rendered = shallowRender(
			<section>
				<Test foo={1}><span>asdf</span></Test>
			</section>
		);

		expect(rendered).to.equal(`<section><Test foo="1"><span>asdf</span></Test></section>`);
		expect(Test).not.to.have.been.called;
	});

	it('should always render root component', () => {
		let Test = spy( ({ foo, children }) => <div bar={foo}><b>test child</b>{ children }</div> );
		Test.displayName = 'Test';

		let rendered = shallowRender(
			<Test foo={1}>
				<span>asdf</span>
			</Test>
		);

		expect(rendered).to.equal(`<div bar="1"><b>test child</b><span>asdf</span></div>`);
		expect(Test).to.have.been.calledOnce;
	});
});