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index.test.js
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'use strict';
var Analytics = require('@segment/analytics.js-core').constructor;
var integration = require('@segment/analytics.js-integration');
var sandbox = require('@segment/clear-env');
var tester = require('@segment/analytics.js-integration-tester');
var GTM = require('../lib/');
describe('Google Tag Manager', function() {
var analytics;
var gtm;
var options = {
containerId: 'GTM-M8M29T',
environment: ''
};
beforeEach(function() {
analytics = new Analytics();
gtm = new GTM(options);
analytics.use(GTM);
analytics.use(tester);
analytics.add(gtm);
});
afterEach(function() {
analytics.restore();
analytics.reset();
gtm.reset();
sandbox();
});
it('should store the correct settings', function() {
analytics.compare(
GTM,
integration('Google Tag Manager')
.option('queueName', 'dataLayer')
.option('containerId', '')
.option('environment', '')
.option('trackNamedPages', true)
.option('trackCategorizedPages', true)
);
});
describe('loading', function() {
afterEach(function() {
analytics.restore();
analytics.reset();
gtm.reset();
sandbox();
});
it('should load', function(done) {
analytics.load(gtm, done);
});
it('should load with custom queue name', function(done) {
gtm.options = {
containerId: 'GTM-M8M29T',
environment: '',
queueName: 'myDataLayer'
};
analytics.load(gtm, done);
});
});
describe('after loading', function() {
beforeEach(function(done) {
options = {
containerId: 'GTM-M8M29T',
environment: '',
queueName: 'myDataLayer'
};
analytics.once('ready', done);
analytics.initialize();
analytics.page();
});
it('should push initial gtm.start event', function() {
var dl = window[gtm.options.queueName];
analytics.assert(dl);
analytics.assert(dl[0].event === 'gtm.js');
analytics.assert(typeof dl[0]['gtm.start'] === 'number');
});
describe('#track', function() {
beforeEach(function() {
analytics.stub(window[gtm.options.queueName], 'push');
});
it('should send event', function() {
var anonId = analytics.user().anonymousId();
analytics.track('some-event');
analytics.called(window[gtm.options.queueName].push, {
segmentAnonymousId: anonId,
event: 'some-event'
});
});
it('should send userId if it exists', function() {
analytics.user().id('pablo');
var anonId = analytics.user().anonymousId();
analytics.track('some-event');
analytics.called(window[gtm.options.queueName].push, {
segmentAnonymousId: anonId,
userId: 'pablo',
event: 'some-event'
});
});
it('should send anonymousId if it exists', function() {
analytics.user().anonymousId('el');
analytics.track('stranger things');
analytics.called(window[gtm.options.queueName].push, {
segmentAnonymousId: 'el',
event: 'stranger things'
});
});
it('should send event with properties', function() {
var anonId = analytics.user().anonymousId();
analytics.track('event', { prop: true });
analytics.called(window[gtm.options.queueName].push, {
segmentAnonymousId: anonId,
event: 'event',
prop: true
});
});
});
describe('#page', function() {
beforeEach(function() {
analytics.stub(window[gtm.options.queueName], 'push');
});
it('should not track unamed pages by default', function() {
analytics.page();
analytics.didNotCall(window[gtm.options.queueName].push);
});
it('should track unamed pages if enabled', function() {
gtm.options.trackAllPages = true;
var anonId = analytics.user().anonymousId();
analytics.page();
analytics.called(window[gtm.options.queueName].push, {
event: 'Loaded a Page',
segmentAnonymousId: anonId,
path: window.location.pathname,
referrer: document.referrer,
title: document.title,
search: window.location.search,
url:
window.location.protocol +
'//' +
window.location.hostname +
(window.location.port ? ':' + window.location.port : '') +
window.location.pathname
});
});
it('should track named pages by default', function() {
var anonId = analytics.user().anonymousId();
analytics.page('Name');
analytics.called(window[gtm.options.queueName].push, {
event: 'Viewed Name Page',
segmentAnonymousId: anonId,
name: 'Name',
path: window.location.pathname,
referrer: document.referrer,
title: document.title,
search: window.location.search,
url:
window.location.protocol +
'//' +
window.location.hostname +
(window.location.port ? ':' + window.location.port : '') +
window.location.pathname
});
});
it('should track named pages with a category added', function() {
var anonId = analytics.user().anonymousId();
analytics.page('Category', 'Name');
analytics.called(window[gtm.options.queueName].push, {
event: 'Viewed Category Name Page',
segmentAnonymousId: anonId,
category: 'Category',
name: 'Name',
path: window.location.pathname,
referrer: document.referrer,
title: document.title,
search: window.location.search,
url:
window.location.protocol +
'//' +
window.location.hostname +
(window.location.port ? ':' + window.location.port : '') +
window.location.pathname
});
});
it('should track categorized pages by default', function() {
var anonId = analytics.user().anonymousId();
analytics.page('Category', 'Name');
analytics.called(window[gtm.options.queueName].push, {
event: 'Viewed Category Name Page',
category: 'Category',
segmentAnonymousId: anonId,
name: 'Name',
path: window.location.pathname,
referrer: document.referrer,
title: document.title,
search: window.location.search,
url:
window.location.protocol +
'//' +
window.location.hostname +
(window.location.port ? ':' + window.location.port : '') +
window.location.pathname
});
});
it('should not track name or categorized pages if disabled', function() {
gtm.options.trackNamedPages = false;
gtm.options.trackCategorizedPages = false;
analytics.page('Name');
analytics.page('Category', 'Name');
analytics.didNotCall(window[gtm.options.queueName].push);
});
});
});
describe('environment options', function() {
it('should use the right tag if the environment option is set', function() {
gtm.options = {
containerId: 'GTM-M8M29T',
environment: 'test',
queueName: 'customDataLayer'
};
var tag =
'<script src="http://www.googletagmanager.com/gtm.js?id=' +
gtm.options.containerId +
'&l=' +
gtm.options.queueName +
'>m_preview=' +
gtm.options.environment +
'">';
analytics.spy(gtm, 'load');
analytics.initialize();
analytics.page();
analytics.loaded(tag);
});
});
});