Test-Driven Drupal: An Introduction to Automated Testing and Test-Driven Development

Explore automated testing and test-driven development in Drupal through this 42-minute conference talk from DrupalCon Lille 2023. Discover the importance of testing in allowing developers to add new features, edit existing code, and reduce reliance on manual testing for bug discovery. Learn about SimpleTest for Drupal 7 and PHPUnit for Drupal 8 onwards, understanding how testing has become an essential skill for contributing to Drupal core and working on personal projects. Gain insights into the methodology and terminology of automated testing, and follow along as the speaker demonstrates a test-driven approach to creating a new Drupal module.