content: import React from 'react';
  import { shallow, mount } from 'enzyme';
  import LoadProgressBar from '../components/control-bar/LoadProgressBar';
  
  describe('LoadProgressBar', () => {
    it('should render with "div" tag', () => {
      const wrapper = mount(
        <LoadProgressBar
          buffered={{
            length: 1,
            start: () => {},
            end: () => {}
          }}
          duration={1000}
        />
      );
      expect(wrapper.find('div.video-react-load-progress').length).toBe(1);
    });
  
    it('should render with "video-react-load-progress" class', () => {
      const wrapper = shallow(
        <LoadProgressBar
          buffered={{
            length: 1,
            start: () => {},
            end: () => {}
          }}
          duration={1000}
        />
      );
      expect(wrapper.hasClass('video-react-load-progress')).toBe(true);
    });
  
    it('should render children when passed in', () => {
      const wrapper = shallow(
        <LoadProgressBar
          buffered={{
            length: 1,
            start: () => {},
            end: () => {}
          }}
          duration={1000}
        />
      );
      expect(wrapper.children().length).toBeGreaterThan(0);
    });
  });
  