text: var toBool = require('../').toBool;
  var expect = require('chai').expect;
  
  describe('toBool', function() {
    it('should parse yes as true', function() {
      expect(toBool('yes')).to.equal(true);
    });
  
    it('should parse no as false', function() {
      expect(toBool('no')).to.equal(false);
    });
  
    it('should parse others as undefined', function() {
      expect(toBool('blah')).to.equal(undefined);
    });
  });
  