message: feat(paper): add test
diff: @@ -5,16 +5,9 @@ import { render } from '@testing-library/react'
  import { Paper } from '.'
  -const Mount = (props) => <Paper {...props}>Message</Paper>
  -
  describe('<Paper />', () => {
  - it('Should display Paper base', () => {
  - const { container, queryByText } = render(<Mount />)
  - const icon = container.querySelector('svg')
  -
  - expect(container.firstChild).toHaveClass('with-icon')
  - expect(icon).toBeInTheDocument()
  -
  - expect(queryByText('Message')).toBeInTheDocument()
  + it('should have "paper" classname when render', () => {
  + const { container } = render(<Paper>Default</Paper>)
  + expect(container.firstChild).toHaveClass('paper')
  })
  })
  