By Godfrey Nolan

ISBN-10: 148422101X

ISBN-13: 9781484221013

ISBN-10: 1484221028

ISBN-13: 9781484221020

This brief step-by-step advisor walks you thru unit trying out, mocking and non-stop integration and the way to get those key elements working on your quick initiatives. This e-book additionally appears to be like at the right way to write your rapid apps utilizing try pushed improvement (TDD).
Agile practices have made significant inroads in iOS improvement, even though it’s very strange to determine whatever as uncomplicated as unit trying out on a rapid program. performed accurately, 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 fast improvement in XCode. Up earlier getting unit trying out up and working in quick used to be no longer for the faint-hearted. fortunately now, there is not any excuse except a scarcity of knowledge on the place to get started.
iOS builders are confronted with their very own set of difficulties similar to tightly coupled code, fragmentation, immature checking out instruments all of which are solved utilizing latest Agile instruments and methods. After utilizing this e-book, you are going to find out how to make your quick apps agile and sound.
What you are going to Learn:

  • How to write down unit assessments in Swift
  • How to jot down an program utilizing try out pushed Development
  • Refactoring
  • Mocking frameworks
  • How to establish and configure a continuing Integration Server
  • How to degree code coverage
  • GUI Testing

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

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

Example text

Search for Text Field in the Object Library at the bottom of the Utilities area. 3. Drag a Text Field onto the View Controller. 4. Click on the Size Inspector tab area. 36 at the top of the Utilities Chapter 2 ■ Swift Unit Testing 5. Set the measurements as follows: • X: 70 • Y: 30 • Width: 250 6. Going back to the Object Library, search for a Button. 7. Drag a Button and place it just under the left side of the text field. 8. Double-click on the Button and rename it the number 7. 9. Drag and rename the remaining buttons so that the View Controller looks like Figure 2-10.

Enable Code Coverage Xcode will show you what percentage of the code is covered by our tests. First choose the reporting tab (see Figure 2-18) and then click on the test results you want to look at (see the arrow in Figure 2-18). Then click on the Coverage tab. Figure 2-18. Code coverage Xcode also lets you see exactly what code is covered so you can immediately see the code that is covered by tests and perhaps more importantly what code is not covered. To see the code, click on the arrow beside the Swift file.

Listing 2-9. testAdd() import XCTest @testable import Calculator class CalculatorTests: XCTestCase { var resCalc : CalculatorModel! add(5, 4),9) } } Figure 2-15 shows the test results for our unit test in the Test Navigator. We also included a divide by zero test to make sure the guard is working effectively. 43 Chapter 2 ■ Swift Unit Testing Figure 2-15. Test results We can do a lot more with our Swift unit tests, which we’ll talk about later in this chapter. But it is worth noting that it is simplicity itself to set up and use unit testing with the XCTest library for Swift in Xcode.

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Agile Swift: Swift Programming Using Agile Tools and Techniques by Godfrey Nolan


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