By Simon Bailey

Cast off risky code by means of taking keep an eye on and knowing how you can try AngularJS applications
About This Book

find out how to construct a superior and extra trustworthy AngularJS codebase via test-driven improvement utilizing basically outlined recipes
know how to establish and configure your improvement setting for unit and end-to-end checking out of AngularJS applications
Over 50 hands-on recipes that can assist you construct an outstanding beginning in AngularJS

Who This publication Is For

This e-book is meant for builders who've an figuring out of the fundamental ideas in the back of either AngularJS and test-driven improvement. You, as a developer, have an interest in doing away with the phobia concerning both introducing checks to an present codebase or beginning out checking out on a clean AngularJS software. If you're a crew chief or a part of a QA crew with the accountability of making sure complete try out assurance of an program, then this booklet is perfect so you might understand the whole trying out scope required via your builders. no matter if you're new to or are good versed with AngularJS, this booklet will warrantly a whole realizing of your software code and aid decrease the price of bugs.
In Detail

AngularJS stepped as much as provide a accomplished strategy to frontend improvement with minimum dependencies and a transparent set of objectives.

This booklet follows the AngularJS philosophy and provides counsel on the way to process trying out parts that make up the AngularJS framework. at the beginning of the booklet, you are going to discover the right way to configure your process to run unit and end-to-end exams. Following this, you'll familiarize yourself with basic rules on checking out AngularJS with Jasmine. Then, you'll know how spies can aid you attempt your code with higher assurance and straightforwardness all through your program. the ultimate result's an AngularJS software that's established with integrity, supporting facilitate a purifier and extra trustworthy codebase.

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Extra info for AngularJS Testing Cookbook

Sample text

Ending the switch with a default: to make sure there’s always a sane result even if none of the cases matched. Avoiding Implied Typecasting JavaScript implicitly typecasts variables when you compare them. That’s why comparisons such as false == 0 or "" == 0 return true. == operators that check both the values and the type of the expressions you compare: var zero = 0; if (zero === false) { // not executing because zero is 0, not false } // antipattern if (zero == false) { // this block is executed...

The Object Literal Syntax If you’re not used to the object literal notation, it may look a little odd at the beginning, but the more you use it, the more you’ll love it. In essence, the syntax rules are: • Wrap the object in curly braces ({ and }). • Comma-delimit the properties and methods inside the object. A trailing comma after the last name-value pair is allowed but produces errors in IE, so don’t use it. 40 | Chapter 3: Literals and Constructors • Separate property names and property values with a colon.

The syntax is similar, but actually in JavaScript there are no classes and Person is just a function. Here’s how the Person constructor function could be defined. name; }; }; When you invoke the constructor function with new, the following happens inside the function: • An empty object is created and referenced by this variable, inheriting the prototype of the function. • Properties and methods are added to the object referenced by this. • The newly created object referenced by this is returned at the end implicitly (if no other object was returned explicitly).

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