April 2015
Intermediate to advanced
276 pages
5h 38m
English
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Writing Jasmine tests for exceptions
In this recipe, you will learn to write Jasmine tests for JavaScript exceptions using the toThrow() and toThrowError() matchers. Also, you will learn how to write Jasmine tests to validate user-defined messages.
To write the Jasmine test for Exceptions, let's assume that you are developing an application for <ABC> company. Currently, you are developing an error handling module, which handles user-defined or system errors.
"As a JavaScript developer, I want to handle all the errors and validate error messages so that the end user should not get stuck during any process."
Let's consider some scenarios in the current context, that is, all the system and user-defined errors should be handled throughout the application: ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.