April 2016
Beginner to intermediate
300 pages
6h 58m
English
Content preview from Programming PhoenixBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Adding Tests to Channels
We started this chapter by testing our information system, including unit-testing our supporting code for the Wolfram backend. Now it’s time to test our channels code. Remember that underneath, channels are also OTP servers. Phoenix includes the Phoenix.ChannelTest module, which will simplify your testing experience. With it, you can make several types of common assertions. For example, you can assert that your application pushes messages to a client, replies to a message, or sends broadcasts. Let’s look at some code.
The rumbrella/apps/rumbl/test/support/channel_case.ex is a file that was generated by Mix when we generated the rumbl application. You’ve already seen a couple of similar test cases with model_case and ...
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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.