text: let expect      = require('chai').expect;
  let ProblemTwo  = require('../../solutions/day_one/problem-two');
  
  describe('Sum all digits that match the digit halfway around the circular list', () =>{
  
      [
          ['1212', 6], ['1221', 0], ['123425', 4], ['123123', 12], ['12131415', 4]
      ].forEach((v) => {
          it(`returns ${v[1]} for ${v[0]}`, ()=>{
              let result = new ProblemTwo(v[0]).resolve();
              expect(result).to.be.equal(v[1]);
          })
      });
  });