Download Agile Swift: Swift Programming Using Agile Tools and by Godfrey Nolan PDF

By Godfrey Nolan

This brief step-by-step consultant walks you thru unit checking out, mocking and non-stop integration and the way to get those key components working on your speedy initiatives. This booklet additionally appears at the right way to write your speedy apps utilizing try pushed improvement (TDD).
Agile practices have made significant inroads in iOS improvement, besides the fact that it’s very strange to determine anything as easy as unit trying out on a speedy program. performed competently, Agile improvement ends up in an important elevate in improvement potency and a discount within the variety of defects.
Apple has published unit checking out and code insurance frameworks for speedy improvement in XCode. Up before getting unit trying out up and operating in fast used to be now not for the faint-hearted. fortunately now, there isn't any excuse except an absence of knowledge on the place to get started.
iOS builders are confronted with their very own set of difficulties akin to tightly coupled code, fragmentation, immature checking out instruments all of that are solved utilizing current Agile instruments and methods. After utilizing this publication, you are going to the right way to make your quick apps agile and sound.
What you are going to Learn:

  • How to jot down unit exams in Swift
  • How to put in writing an program utilizing attempt pushed Development
  • Refactoring
  • Mocking frameworks
  • How to establish and configure a continual Integration Server
  • How to degree code coverage
  • GUI Testing

Who This ebook Is For:
Swift builders and will be cellular app testers will enjoy the suggestions during this book.

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Additional resources for Agile Swift: Swift Programming Using Agile Tools and Techniques

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TextField). textField). exists) } } The text fields in our sample app are 12 and 13, so if everything is working correctly, the Result label will display 25. tap() simulates a user clicking on the Add button and XCTAssert's that 25 is displayed. See Figure 1-17. 22 Chapter 1 ■ Introduction Figure 1-17. Running the XCUI tests Right-click on the calculator tests and choose Run Calculator Tests to run the GUI tests. The Xcode simulator fires and the test code interacts with the GUI and passes or fails, depending on your tests.

Test code should be treated just like real code. It’s very easy to start to see test code as having a lower status than your application code. But, just like with your production code, you should be looking at your tests and refactoring them to see if you can make the code neat and tidy so that you or any other developer can understand it at a later date. 27 Chapter 2 ■ Swift Unit Testing @testable One of the best received Swift 2 features was the introduction of the @testable keyword or annotation.

9. Next, hold Control and drag the Clear button to the code. 10. In the menu that pops up, choose the following and click Connect; see Figure 2-12. • Connection: Action • Name: clear • Type: UIButton • Event: Touch Up Inside • Arguments: Sender 39 Chapter 2 ■ Swift Unit Testing Figure 2-13. Connect the Clear button 11. Finally, we connect the text field where we are going to place the results of our calculations. 12. Hold control and drag the text field to the ViewController code. 13. In the menu that pops up, choose the following and click Connect; see Figure 2-14.

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