var Bob = function (input) {
    this.input = input;
}

Bob.prototype.hey = function () {
    console.log(this.input);

    var whatever = this.input[this.input.length - 1];

    console.log(whatever);

    if (whatever === '.' || /[a - z]/.test(whatever)) {
        return 'Whatever.';
    }
}

module.exports = Bob;

var Bob = require('./bob.js');

describe('Bob', function () {
  var bob = new Bob();

  it('stating something', function () {
    var result = bob.hey('Tom-ay-to, tom-aaaah-to.');
    expect(result).toEqual('Whatever.');
  });