audio player in reactjs code example

Example: react audio player

import React from 'react';
import ReactDOM from 'react-dom';
import ReactTestUtils from 'react-dom/test-utils';
import ReactAudioPlayer from '../src/index.tsx';
describe('ReactAudioPlayer', function() {
  const song = './fixtures/turkish_march.ogg';
  test('renders an audio element', function() {
    const instance = ReactTestUtils.renderIntoDocument(
      <ReactAudioPlayer />
    );
    const instanceEl = ReactDOM.findDOMNode(instance);
    expect(instanceEl.tagName).toBe('AUDIO');
  });
  test('sets the loop attribute if provided', function() {
    const instance = ReactTestUtils.renderIntoDocument(
      <ReactAudioPlayer
        src={song}
        loop
      />
    );
    const instanceEl = ReactDOM.findDOMNode(instance);
    expect(instanceEl.getAttribute('loop')).not.toBe(null);
  })
  test('sets title', function() {
    const instance = ReactTestUtils.renderIntoDocument(
      <ReactAudioPlayer
        src={song}
        title="Turkish march"
      />
    );
    const instanceEl = ReactDOM.findDOMNode(instance);
    expect(instanceEl.getAttribute("title")).toBe("Turkish march");
  })
  test('receives all custom props', function() {
    const instance = ReactTestUtils.renderIntoDocument(
      <ReactAudioPlayer
        src={song}
        name="custom-name"
        data-id="custom-data"
        controlsList="nodownload"
      />
    );
    const props = Object.keys(instance.props);
    expect(props).toContain('name');
    expect(props).toContain('data-id');
    expect(props).toContain('controlsList');
  });
});