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|
| import React from 'react'; |
| import { fireEvent, render } from 'react-testing-library'; |
|
|
| import Button from '../index'; |
|
|
| const handleRoute = () => {}; |
| const href = 'http://mxstbr.com'; |
| const children = <h1>Test</h1>; |
| const renderComponent = (props = {}) => |
| render( |
| <Button href={href} {...props}> |
| {children} |
| </Button>, |
| ); |
|
|
| describe('<Button />', () => { |
| it('should render an <a> tag if no route is specified', () => { |
| const { container } = renderComponent({ href }); |
| expect(container.querySelector('a')).not.toBeNull(); |
| }); |
|
|
| it('should render a <button> tag to change route if the handleRoute prop is specified', () => { |
| const { container } = renderComponent({ handleRoute }); |
| expect(container.querySelector('button')).toBeDefined(); |
| }); |
|
|
| it('should have children', () => { |
| const { container } = renderComponent(); |
| expect(container.querySelector('a').children).toHaveLength(1); |
| }); |
|
|
| it('should handle click events', () => { |
| const onClickSpy = jest.fn(); |
| const { container } = renderComponent({ onClick: onClickSpy }); |
| fireEvent.click(container.querySelector('a')); |
| expect(onClickSpy).toHaveBeenCalled(); |
| }); |
|
|
| it('should have a class attribute', () => { |
| const { container } = renderComponent(); |
| expect(container.querySelector('a').hasAttribute('class')).toBe(true); |
| }); |
|
|
| it('should not adopt a type attribute when rendering an <a> tag', () => { |
| const type = 'text/html'; |
| const { container } = renderComponent({ href, type }); |
| expect(container.querySelector(`a[type="${type}"]`)).toBeNull(); |
| }); |
|
|
| it('should not adopt a type attribute when rendering a button', () => { |
| const type = 'submit'; |
| const { container } = renderComponent({ handleRoute, type }); |
| expect(container.querySelector('button').getAttribute('type')).toBeNull(); |
| }); |
| }); |
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|
