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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
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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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Generating mocks with Sourcery

In this book, you created all the needed mocks yourself. You may have noticed that this is a boring task. Most mock classes consisted of mainly boilerplate code. Fortunately, there is a solution: Sourcery (https://github.com/krzysztofzablocki/Sourcery). From its GitHub page:

"Sourcery scans your source code, applies your personal templates, and generates Swift code for you, allowing you to use meta-programming techniques to save time and decrease potential mistakes."

There are many templates for common tasks that are ready to use. For example, there is a template to generate mock classes from protocols. Let's have a look how we could use Sourcery to generate a mock for ItemCell.

To enable Sourcery to generate the code, we need to add a protocol with the methods that should be mocked. Imagine, we want to generate a mock for the method...

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