April 2015
Intermediate to advanced
556 pages
17h 47m
English
book
Cocoa Programming for OS X: The Big Nerd Ranch Guide
by Aaron Hillegass, Adam Preble, Nate Chandler
Content preview from Cocoa Programming for OS X: The Big Nerd Ranch Guide
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Challenge: Improve Test Coverage of Web Service Responses
In ScheduleFetcherTests, you currently only have a single test (testResultFromValidHTTPResponseAndValidData(_:)) against ScheduleFetcher’s method resultFromData(_:response:error:). This test verifies the behavior of the method when it is passed valid JSON data and an OK (200) HTTP response.
Write two more tests against resultFromData(_:response:error:). In the first test, call the method with a 404 response and no data. In the second test, call the method with a 200 response and invalid JSON data.
Invalid JSON data here means data that cannot be used by NSJSONSerialization. One way to create invalid JSON data is by turning a string into data:
let invalidJsonDataString = "This ...
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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.