webdriverio - click failure

carousel.js

'use strict';

var webdriverio = require('webdriverio');
var assert = require('chai').assert;

var client = webdriverio.remote({
	desiredCapabilities: {
		browserName: 'chrome'
	},
	baseUrl: 'https://dev10-sitegenesis-dw.demandware.net/s/SiteGenesis'
});

describe('carousel tests', function () {
	before(function () {
		return client.init();
	});
	beforeEach(function () {
		return client.url('/home');
	});
	it('click on carousel #1', function () {
		var controlSelector = '#homepage-slider .jcarousel-control a:nth-child(1)';
		return client.waitForExist(controlSelector)
			.click(controlSelector)
			.pause(500)
			.click('#homepage-slider')
			.getTitle()
			.then(function (title) {
				title = title.split('|')[0].trim();
				assert.equal(title, 'Mens Suits for Business and Casual');
			});
	});
	it('click on carousel #2', function () {
		var controlSelector = '#homepage-slider .jcarousel-control a:nth-child(2)';
		return client.waitForExist(controlSelector)
			.click(controlSelector)
			.pause(500)
			.click('#homepage-slider')
			.getTitle()
			.then(function (title) {
				title = title.split('|')[0].trim();
				assert.equal(title, 'Women\'s Accessories Belts, Wallets. Gloves, Hats, Watches, Luggage & More');
			});
	});
	it('click on carousel #3', function () {
		var controlSelector = '#homepage-slider .jcarousel-control a:nth-child(3)';
		return client.waitForExist(controlSelector)
			.click(controlSelector)
			.pause(500)
			.click('#homepage-slider')
			.getTitle()
			.then(function (title) {
				title = title.split('|')[0].trim();
				assert.equal(title, 'Womens Shoes Including Casual, Flat, Mid Heels & High Heels');
			});
	});
	after(function () {
		return client.end();
	});
});