askirmas / react-classnaming

import {renderToStaticMarkup} from "react-dom/server"

type RElement = Parameters<typeof renderToStaticMarkup>[0]

export default expectRender

function expectRender(

  ...elements: RElement[]

) {

  return {

    toSame: (...expectations: RElement[]) => 

      expect(

        elements.map(renderToStaticMarkup).join("")

      ).toBe(

        expectations.map(renderToStaticMarkup).join("")

      )

  }

}