By Simon Bailey

ISBN-10: 1783983744

ISBN-13: 9781783983742

Get rid of unstable code via taking keep watch over and realizing the way to try out AngularJS applications

About This Book

Learn tips to construct a high-quality and extra trustworthy AngularJS codebase via test-driven improvement utilizing essentially outlined recipes
Understand tips to arrange and configure your improvement setting for unit and end-to-end trying out of AngularJS applications
Over 50 hands-on recipes that can assist you construct a pretty good beginning in AngularJS

Who This e-book Is For

This booklet is meant for builders who've an knowing of the elemental rules in the back of either AngularJS and test-driven improvement. You, as a developer, have an interest in getting rid of the terror regarding both introducing assessments to an current codebase or beginning out checking out on a clean AngularJS software. If you're a workforce chief or a part of a QA group with the accountability of making sure complete try insurance of an program, then this ebook is perfect that you should understand the entire trying out scope required by means of your builders. no matter if you're new to or are good versed with AngularJS, this e-book will warrantly a whole knowing of your program code and support lessen the price of bugs.

What you are going to Learn

Install and configure all required instruments and dependencies to start checking out your AngularJS application
Understand the anatomy of a unit try and combine center basics to start trying out AngularJS
Discover navigation and routing utilizing either the AngularJS router and the ui-router library
Explore the best way to attempt controllers
Analyze try out directives and user-based interaction
Explain the makes use of of spies and try events
Test prone utilizing mocks and spies
Animate try out situations, either synchronously and asynchronously

In Detail

AngularJS stepped as much as supply a entire method to frontend improvement with minimum dependencies and a transparent set of objectives.

This publication follows the AngularJS philosophy and gives counsel on easy methods to technique trying out elements that make up the AngularJS framework. in the beginning of the booklet, you are going to discover the way to configure your procedure to run unit and end-to-end checks. Following this, you'll familiarize yourself with primary rules on checking out AngularJS with Jasmine. Then, you'll know the way spies can help you try your code with higher assurance and ease all through your software. the ultimate result's an AngularJS program that's established with integrity, assisting facilitate a cleanser and extra trustworthy codebase.

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Extra info for AngularJS Testing Cookbook

Example text

Html#section-Spies). Spies are used by tests to imitate to be functions or objects and offer the ability to then track calls made to the spy, plus query arguments that may also have been provided. They have their own set of special matchers that enhance testing against expectations. This additional set of features augment our testing capabilities offering a greater range of expectations than normally available without spies. Once you understand the concept behind Jasmine spies, you will realize they are a powerful tool to use within your tests.

The process follows a pattern: 31 Getting Started with Testing and AngularJS ff given: There first needs to be an initial context defined. In Jasmine we would use the describe function, for example: describe("Signup form", function(){});) ff when: This is used to denote an event occurrence; in Jasmine we would use another describe function nested in the given context, for example: describe("Signup form", function(){ describe("when the submit button is clicked", function(){});) });) ff then: This ensures an outcome; in Jasmine we would use the if function, for example: if("should validate the form", function(){});) Jasmine will take the title values we provide in the describe() and it() functions and integrate them into the final output displayed on completion of our test.

Finally, take a look at Batarang, the WebInspector extension for Chrome from the Angular team. com/angular/angularjs-batarang and read through some of the tutorials that they provide. Targeting an element, as seen in step 3, can be now simplified using Batarang by first inspecting the element and then typing $scope into the console. org/). ff A Google engineer named Addy Osmani has frequently produced great examples of how to debug your code with a specific focus on the Chrome DevTools. com/blog/tag/ devtools, where he highlights many valuable tips.

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