EnzymeSnapshot-test.jsx

import React from 'react';
import { shallow } from 'enzyme';

const SampleComp = () => (
  <div>
    <span>My Component</span>
  </div>
);

describe('<SampleComp />', () => {
  it('should match the snapshot', () => {
    const wrapper = shallow(<SampleComp />);
    expect(wrapper.getNodes()).toMatchSnapshot();
  });
});

Reactlly Cool...