How do you test
NSURLSession properly? After all, using it in tests directly will hit the servers; that's not what you want to do 1000s of times per day. Even if you use a
localhost based server replacement the tests will be slower and potentially error-prone as the server replacement may not be 100% accurate. Anyway – there's a popular series of posts about that topic. There, you'll learn how to mock
NSURLSession in your tests. I think the advice is good to move on quickly, but it only shifts the problem slightly out of sight. There are better alternatives.
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