principles-ui-components/__tests__/ProgressBar-test.js

Supporting UI controller for Tizen TV web application, which developed base on React Framework.

import React, { Component }from 'react';
import {shallow, mount} from 'enzyme';
import ProgressBar from '../UI_Component/ProgressBar';

jest.useFakeTimers();
describe ('<ProgressBar />', () => {

  it ('ProgressBar unit test,start Progress, unhighContarst, start from -1 ', () => {
    const barWrapper = mount(<ProgressBar bgWidth={100} progressRate={-1} bufferingShowValue={true}/>);

    barWrapper.setProps({progressRate: 100});
    jest.runTimersToTime(1000);

    const barInst = barWrapper.instance();
    const e ={target: 'div', currentTarget: 'div', type: 'transitionend', preventDefault: jest.fn()};
    barInst.animationDone(e);
    
    barWrapper.unmount();
  });

  it ('ProgressBar unit test,start Progress, unhighContarst, start from 100 ', () => {
    const barWrapper = mount(<ProgressBar bgWidth={100} progressRate={100}
            bufferingShowValue={true} highContarstValue={true}/>);

    barWrapper.setProps({progressRate: -1});
    jest.runTimersToTime(1000);

    barWrapper.unmount();
  });
  
});