April 2015
Intermediate to advanced
276 pages
5h 38m
English
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Writing a Jasmine test using a custom equality tester function
You can customize how Jasmine determines whether two objects are equal by defining your own custom equality tester. A custom equality tester is a function, which takes two arguments. This function returns either true or false based on the arguments. Also, if it is unable to compare the argument values, then the custom equality tester function will return undefined.
In this recipe, you will learn how to compare the equality of two objects using such custom equality tester functions.
Let's consider a scenario where the equality of two strings should be decided using a custom equality tester function.
"As a JavaScript developer, I want to develop a mechanism to check the equality of two ...
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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.