How do you test your AngularJS applications? WithProtractor. Protractor is an end-to-end testing framework forAngularJSapplications. This let started usher is for new software developers in test who are concerned in learn about Protractor testing. By follow this let started guide, you ’ ll read how to progress a firm foundation and learn fundamental Protractor testing for AngularJS applications.

Build a solid foundation

To build best package tests, you ’ ll ask a solid base of the technology behind your coating, which teaches you the principles that will be indispensable when coding, fulfil and debugging your tests. Let ’ s focusing on the correct learning itinerary for Protractor test. This is the age of JavaScript (JS) applications and frameworks. JavaScript is the foundation and critical learning cube needed to be successful with Protractor testing, and what follows is your roadmap to memorize JavaScript, NodeJS, and AngularJS for Protractor testing.

JavaScriptis a very significant piece of the front-end development stack. How much JavaScript knowledge do you need to have before jumping head-first into framework like NodeJS, AngularJS, and Protractor? All of them are ground on JavaScript, so you need to have a solid grasp of pure JavaScript before jumping to any of these frameworks or libraries. Just note that during the journey of hear AngularJS and NodeJS that they are two different things. AngularJS is for front-end development, and NodeJS is for server-side. I hint you start learning core JavaScript before bound into the other framework and libraries.

• Online Courses: codeschool.com (monthly fee), codeacademy.com (free) and jstherightway.orghave excellent interactive courses with read material, video tutorial, screencasts and programming challenges.

• Book: eloquentjavascript.net

• Interactive Tutorials: javascript.com and w3schools.com/js

Dedicate the time to hear and master Javascriptfunctions, events, error handling, errors and debuggingbefore starting the Protractor testing journey.NodeJSis for server-side, and I alone intimate taking a quick clangoring trend.

• Online Course: codeschool.com/courses/real-time-web-with-node-js (monthly fee)

For autonomous testing across multiple user personas, check out SUSATest — it explores your app like 10 different real users.

AngularJShas get the go-to JavaScript model for enterprises and large companies ’ front-end maturation. The baked-in directive are the most important and complex part in AngularJS and Protractor examination, which raise the grandness of building directive strategy for testing, from Developer to Automation Engineer collaborationism.

• Prerequisites:moderate knowledge ofHTML, CSS, basic Model-View-Controller(MVC) concepts,Document Object Model(DOM) and JavaScript

• Online Courses: codecademy.com/learn/learn-angularjs (free) and codeschool.com/courses/shaping-up-with-angular-js (monthly fee)

• Book: ng-book.com

Protractor supports AngularJS directive strategies, which allows you to test AngularJS applications without much travail. Protractor is a Node plan, which is a wrapper around WebDriverJS. I recommend skimming through theWebDriverJS Users Guide, Protractor API and Protractor Style Guidebefore writing any tests. Protractor usesJasmine or Mochafor its test syntax.

• Tutorial: angular.github.io/protractor/ # /tutorial (free) and egghead.io/series/learn-protractor-testing-for-angularjs (monthly fee)

Jasmine and Mochaare very similar, behavior-driven development frameworks for screen JavaScript codification. What is the point of learning all of these languages and frameworks? At the end of the day, end-to-end examination fail and will be rugged to debug. It will too be unmanageable to situate root causes. Without a core foundation of Javascript, NodeJS and AngularJS would make debugging tough.

Getting started with some fundamental of Protractor under your belt

How Protractor works and interacts with AngularJS (workflow)

Spec and Configuration Files- Protractor needs two files to run, the test or specification file, and the configuration file. The specification file (test) is written using the syntax of the test framework you prefer, such as Jasmine or Mocha along with Protractor API. The configuration file is simple. It tells Protractor how to configure the testing environment -Seleniumserver, which tests to run, browser and more.AngularJS directives- When searching for element in the AngularJS app using Protractor, conduct vantage of AngularJS directive will save you hours of pain and thwarting. Avoid utilize CSS selector like IDs and Classes as a terminal haunt when writing Protractor tests. You try me! This is a best practice of Protractor maturation.Avoid using CSS selector. Mocking- One of the master intellect for mocking is to prevent flaky tests. Everyone accomplish end-to-end tests comes to this crossroad. We can mock some or all of our services, HTTP backend, faculty and more.Promises- All Protractor method are asynchronous and return promises. Check outpromisejs.orgto learn more about asynchronous JavaScript functions.Control Flow- WebDriverJS maintains a queue of pending hope, ring the control flow, to maintain execution mastermind.elementExplorer and Elementor- used for debugging or 1st writing a Protractor test. You can enter a protractor locator or expression andelementExplorer/ elementorwill test it against a live protractor example. Elementor is considered an improved element finder for Protractor.

Conclusion

This article isn ’ t a complete list of resources — just a starting point for new software developers in tryout who are interested in memorise about Protractor examine. Keeping up-to-date on front-end technologies can be exhausting, but with a nucleus JavaScript foundation, you will be fine.

Greg Sypolt (@ gregsypolt) is a senior engineer at Gannett and co-founder of Quality Element. He is a passionate automation engineer seeking to optimize software development character, while coaching team extremity on how to pen great automation scripts and helping the testing community become better examiner. Greg has spent most of his calling working on software quality — center on web browsers, APIs, and mobile. For the retiring five years, he has focused on the creation and deployment of automated test strategies, frameworks, tools and platforms.