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Test-Driven iOS Development with Swift 4

You're reading from   Test-Driven iOS Development with Swift 4 Write Swift code that is maintainable, flexible, and easily extensible

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Product type Paperback
Published in Oct 2017
Publisher Packt
ISBN-13 9781788475709
Length 222 pages
Edition 3rd Edition
Languages
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Author (1):
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Dr. Dominik Hauser Dr. Dominik Hauser
Author Profile Icon Dr. Dominik Hauser
Dr. Dominik Hauser
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Toc

Implementing the ToDoItem struct

A to-do app needs a model class/struct to store information for to-do items.

We start by adding a new test case to the test target. Open the to-do project that we have created in the Getting started with Xcode section of Chapter 2, Planning and Structuring Your Test-Driven iOS App, and select the ToDoTests group. Go to File | New | File..., navigate to iOS | Source | Unit Test Case Class, and click on Next. Put in the name ToDoItemTests, make it a subclass of XCTestCase, select Swift as the language, and click on Next. In the next window click on Create.

Now, delete the ToDoTests.swift template test case.

At the time of writing, if you delete ToDoTests.swift before you add the first test case in a test target, you will see a pop-up from Xcode telling you that adding the Swift file will create a mixed Swift and Objective-C target:

This is a bug...
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