import { render, screen } from '@testing-library/react'; import { StickyFooter } from './StickyFooter'; test('should render children', () => { render( Content ); expect(screen.getByText('Content')).toBeInTheDocument(); }); test('should apply custom className', () => { const { container } = render( Test ); expect(container.firstChild).toHaveClass('custom-class'); }); test('should render multiple children', () => { render( ); expect(screen.getByText('Cancel')).toBeInTheDocument(); expect(screen.getByText('Save')).toBeInTheDocument(); });