test.js

// на маленьком файле
describe('word-challenge', () => {
  it('should work', () => {
    const test = require('./full.json');
    let count = 0;
    let countTrue = 0;
    let countFalse = 0;
    Object.keys(test).forEach(w => {
      if (test[w] === true) {
        countTrue++;
      } else {
        countFalse++;
      }
      if (m.test(w) === test[w]) {
        count++;
      }
    });
    console.log('Rate = ', (count / Object.keys(test).length)*100);
    console.log('countTrue = ', countTrue);
    console.log('countFalse = ', countFalse);
  });
});

// на большом файле
describe('word-challenger', () => {
  it('should work', (done) => {
    var fs = require('fs'),
        byline = require('byline');

    var stream = byline(fs.createReadStream(__dirname + '/all.txt', { encoding: 'utf8' }));
    let count = 0;
    let countTrue = 0;
    let countFalse = 0;

    stream.on('data', function(line) {
      line = line.trim();
      var spl = line.split(':');
      var answer = (spl[1].trim() === 'true' || spl[1].trim() === 'true,') ? true : false;
      var word = spl[0].trim().substring(1, spl[0].trim().length - 1);
      if (answer === true) {
        countTrue++;
      } else {
        countFalse++;
      }
      if (m.test(word) === answer) {
        count++;
      }
    });

    stream.on('end', () => {
      console.log('Rate = ', (count / (countTrue+countFalse))*100);
      console.log('countTrue = ', countTrue);
      console.log('countFalse = ', countFalse);
      done();
    });
  });
});