message: update CounterLabel tests
diff: import React from 'react'
  import CounterLabel from '../CounterLabel'
  -import {render, renderClasses} from '../utils/testing'
  +import {render, renderClasses, rendersClass} from '../utils/testing'
  describe('CounterLabel', () => {
  it('renders a <span> with the "Counter" class', () => {
  @@ -13,4 +13,12 @@ describe('CounterLabel', () => {
  // FIXME: should we test invalid values like this?
  // expect(renderClasses(<CounterLabel theme="red" />)).toEqual(['Counter', 'Counter--red'])
  })
  +
  + it('respects margin utility prop', () => {
  + expect(rendersClass(<CounterLabel m={4} />, 'm-4')).toEqual(true)
  + })
  +
  + it('respects padding utility prop', () => {
  + expect(rendersClass(<CounterLabel p={4} />, 'p-4')).toEqual(true)
  + })
  })
  