Refactoring by Leveraging Your Tests with Python and Pytest | CodeSignal Learn

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Refactoring by Leveraging Your Tests with Python and Pytest

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.

pytest

Python

5 lessons

21 practices

Less than 2 hours

Course details

Eliminating Duplicated Code: Extract Functions and Refactor Magic Numbers

Refactor Duplicated Code in the Tests

Refactor Tests using Parameterization

Extract Function: calculate_item_cost

Refactor duplication between calculate functions

Refactor Magic Numbers into Constants

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