text: class AdapterMock {
      constructor() {
          this.metricsList = {
              BUFFER_STATE: 'BUFFER_STATE'
          };
      }
  
      getEventsFor() {
          return null;
      }
  
      getAllMediaInfoForType() {
          return [{codec: 'audio/mp4;codecs="mp4a.40.2"', id: undefined, index: 0, isText: false, lang: 'eng',mimeType: 'audio/mp4', roles: ['main']},
                  {codec: 'audio/mp4;codecs="mp4a.40.2"', id: undefined, index: 1, isText: false, lang: 'deu',mimeType: 'audio/mp4', roles: ['main']}];
      }
  }
  
  export default AdapterMock;