Before I start the first networking calls in the TDD sample app, I have a question for you.
How would you write unit tests for this code?
NSURLSessionDataTask *dataTask = [session dataTaskWithURL:url
This fires off a request to download some data, then does something with that data. Most people would write the code pretty much this way. (Of course, supplying a URL and a completion block.)
Then they ask, “How do I unit test this?”
Think about it for a minute. What are your options?Continue Reading…