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Back-end Engineering

Refactoring by Leveraging Your Tests with Swift and XCTest

This course focuses on the Refactor step in TDD, teaching developers to spot code smells and resolve them through refactoring. Using real-world examples, you'll identify common issues, apply refactoring techniques, and ensure functionality is preserved with existing tests.

Swift

XCTest

See path

5 lessons

20 practices

3 hours

Computer Science Fundamentals

Course details

Refactoring in Swift: Eliminating Code Duplication and Magic Numbers

Preview

Refactoring Test Setup in ShoppingCartTests

Refactoring Duplicated Test Cases in ShoppingCart Test Suite

Refactoring Duplicated Logic in ShoppingCart Class

Refactoring Magic Numbers in ShoppingCart Class

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