Learn to write test-driven microservices, REST APIs, and web service APIs with PHP using the Lumen micro-framework, from the now popular Laravel family. This book shows you how testing APIs can help you write bullet-proof web application services and microservices.

In the Lumen Programming Guide you will learn how to use Lumen--a micro-framework by Laravel--to write bullet-proof APIs. Lumen helps you write productive, maintainable APIs using modern application design. You will learn how to write fully-tested APIs and understand essential Lumen concepts used to build a solid foundation for writing API projects, along with the following important features:

• Maintain your API's database structure through built-in database migrations
• Write tests with factory data in a test database
• Respond with consistent data output in JSON
• Deal with PHP exceptions by using JSON responses
• Create, read, update, and delete REST resources
• Represent model associations in API responses
• Build a solid foundation for writing tests with PHPUnit and Mockery
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