it('should render a section with .boldrui-hero, modifiers and custom classNames', () => {
    const container = shallow(<Hero isBold className="custom loader" />);
    expect(container.hasClass('boldrui-hero')).toBe(true);
    expect(container.hasClass('is-bold')).toBe(true);
    expect(container.hasClass('custom')).toBe(true);