| import React from 'react'; | |
| import { render } from 'react-testing-library'; | |
| import StyledButton from '../StyledButton'; | |
| describe('<StyledButton />', () => { | |
| it('should render an <button> tag', () => { | |
| const { container } = render(<StyledButton />); | |
| expect(container.querySelector('button')).not.toBeNull(); | |
| }); | |
| it('should have a class attribute', () => { | |
| const { container } = render(<StyledButton />); | |
| expect(container.querySelector('button').hasAttribute('class')).toBe(true); | |
| }); | |
| it('should adopt a valid attribute', () => { | |
| const id = 'test'; | |
| const { container } = render(<StyledButton id={id} />); | |
| expect(container.querySelector('button').id).toEqual(id); | |
| }); | |
| it('should not adopt an invalid attribute', () => { | |
| const { container } = render(<StyledButton attribute="test" />); | |
| expect(container.querySelector('button[attribute="test"]')).toBeNull(); | |
| }); | |
| }); | |