enmtkntのブックマーク - はてなブックマーク

How to Safely Parse JSON into Swift Immutable Models with TDD | Quality Coding
func test_parseJSON() { let json = // Read JSON saved in external file let actual = Model.parse(json) let expected = Model( // Define each field, including each subcomponent, // to match the JSON ) XCTAssertEqual(actual, expected) } This may be a fine acceptance test. But we can do better for unit testing. Here are the things I find probl ematic: Large, often externalized input. I discuss this at t
enmtknt 2017/04/12
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try! Swift Tokyo 2017 Slides & Code | Quality Coding
And here is sample code. Build SwiftMocks.xcworkspace and run the tests. Experiment with changing things in Waiter.swift to see how the tests report those changes. The official repository of Swift Hamcrest is here. Recommended BookDisclosure: The book link below is an affiliate link. If you buy anything, I earn a commission, at no extra cost to you. Refactoring: The Improving the Design of Existin
enmtknt 2017/03/03
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9 Ways You Can Avoid ObjC Xcode Preprocessor Macros | Quality Coding
With few exceptions, using Xcode preprocessor mac ros is a code smell. C++ programmers have had this beat into them: “Don’t use the preprocessor to do something the language itself provides.” Unfortunately, more than a few Objective-C programmers have yet to get that message. This post is part of the Code Smells in Objective-C series. Here’s a handy command to run from Terminal. It examines source
enmtknt 2016/09/19
Objective-C

ios
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