text: /**
   * filter-test
   **/
  
  describe('Filter Methods', () => {
      describe('Not', () => {
          it('should return a subset of non-matching elements', () => {
              let list = _('#traversing-list li');
              let notApples = list.not('.apple').addClass('.not-apples');
  
              expect(notApples.length).to.be.equal(_('#traversing-list .not-apples').length);
              expect(notApples.el).to.deep.equal(_('#traversing-list .not-apples').el);
          });
      });
  });