Learn how to build React apps using outside-in test-driven development, including end-to-end tests with Cypress and unit tests with Jest and React Testing Library.

Basics on the concepts surrounding test-driven development

Shows you how to use static code analysis, code linting, mutation testing, and continuous integration systems to take things one step further towards the goal of confident deployments of well-tested-and-understood code.

16 years of testing advice to help you learn to test your PHP code no matter what framework you use.

Start with TDD by testing your APIs. After a 2-hour read, you'll be able to achieve 90%+ code coverage in an easy, maintainable way