message: Clean up a test name.
diff: @@ -16,7 +16,7 @@ describe('TabNav', () => {
  expect(render(<TabNav />).type).toEqual('nav')
  })
  - it('adds the UnderlineNav class', () => {
  + it('adds the TabNav class', () => {
  expect(rendersClass(<TabNav />, 'TabNav')).toEqual(true)
  })
  