Function render

source/TestUtils.js:8–19

(markup)

 * Note that rendering twice within the same test method will update the same element (rather than recreate it).
 */
export function render(markup) {
  if (!render._mountNode) {
    render._mountNode = document.createElement('div');

    // Unless we attach the mount-node to body, getBoundingClientRect() won't work
    document.body.appendChild(render._mountNode);

    afterEach(render.unmount);
  }

  return ReactDOM.render(markup, render._mountNode);
}

/**
 * The render() method auto-unmounts components after each test has completed.