starting protractor + cucumber + gherkin

home.feature

Feature: Home
    Como comprador
    Quiero buscar teléfonos

    Scenario: Titulo en la home
        Given Estoy en "phones"
        Then El título es "Google Phone Gallery"

home.step.js

var chai = require('chai');
var chaiAsPromised = require('chai-as-promised');
chai.use(chaiAsPromised);
var expect = chai.expect;

module.exports = function() {

    this.Given(/^Estoy en "([^"]*)"$/, function(arg1, callback) {
        browser.get('http://angular.github.io/angular-phonecat/step-12/app/#/' + arg1);
        callback();
    });

    this.Then(/^El título es "([^"]*)"$/, function(arg1, callback) {
        expect(browser.getTitle()).to.eventually.equal(arg1).and.notify(callback);
    });

}

protractor.conf.js

exports.config = {
    seleniumAddress: 'http://localhost:4444/wd/hub',
    framework: 'cucumber',
    specs: [
        '../features/*.feature',
    ],
    capabilities: {
        'browserName': 'chrome',
    },
    cucumberOpts: {
        require: '../features/steps/*.steps.js',
        format: 'pretty'
    },
}