Test-Driven Development with PHP 8: Build extensible, reliable, and maintainable enterprise-level applications using TDD and BDD with PHP

Cover Page....2 Table of Contents....3 Preface....4 Part 1 – Technical Background and Setup....12 Chapter 1: What Is Test-Driven Development and Why Use It in PHP?....13 What is TDD?....14 Common misconceptions about TDD....15 Why should we even consider TDD?....18 What are we planning to achieve in this book?....22 Summary....23 Chapter 2: Understanding and Organizing the Business Requirements of Our Project....24 Technical requirements....26 The example business project....26 Breaking down the business requirements into software features....29 Summary....54 Chapter 3: Setting Up Our Development Environment Using Docker Containers....55 Technical requirements....56 What is a container?....56 Setting up our PHP development container....57 Running Docker containers....60 Summary....65 Chapter 4: Using Object-Oriented Programming in PHP....66 Technical requirements....67 Understanding OOP in PHP....67 Classes versus objects....70 Abstraction in OOP....76 Encapsulation in OOP....78 Inheritance in OOP....84 Polymorphism in OOP....86 Polymorphism with a PHP interface....88 PHP Standards Recommendations (PSRs)....92 Summary....94 Part 2 – Implementing Test-Driven Development in a PHP Project....95 Chapter 5: Unit Testing....96 Technical requirements....97 Defining unit tests....98 Test coverage....103 Using shell scripts to run tests....115 Types of tests....122 Integration test example....126 Summary....145 Chapter 6: Applying Behavior-Driven Development....146 Technical requirements....147 What is BDD?....148 Applying BDD using Behat and Gherkin....149 Writing PHP code based on Gherkin....155 Browser emulators and Mink....161 Why bother with Gherkin, then?....167 Summary....169 Chapter 7: Building Solution Code with BDD and TDD....170 Technical requirements....171 Implementing the Red-Green-Refactor pattern....172 Writing tests and solution code for the example project....178 Creating a Behat feature based on a Jira ticket....181 Passing the Behat registration feature....188 Summary....202 Chapter 8: Using TDD with SOLID Principles....203 Technical requirements....204 Jira to BDD to TDD....205 TDD with the Single-Responsibility Principle....213 TDD with the Open-Closed Principle....227 TDD with the Liskov Substitution Principle....239 TDD with the Interface Segregation Principle....245 TDD with the Dependency Inversion Principle....251 Summary....259 Part 3 – Deployment Automation and Monitoring....260 Chapter 9: Continuous Integration....261 Technical requirements....261 Running and passing all the Symfony application tests....262 Using Bitbucket Pipelines for CI....274 Summary....281 Chapter 10: Continuous Delivery....283 Technical requirements....284 Setting up an AWS EC2 instance....286 Creating an AWS CodeDeploy application....299 Installing Docker and other dependencies inside the AWS EC2 instance....303 Continuous delivery with Bitbucket Pipelines and AWS CodeDeploy....312 Summary....326 Chapter 11: Monitoring....328 Technical requirements....328 Setting up New Relic APM for PHP....329 Going through the application performance data....332 Summary....339 Index....341 Why subscribe?....353 Other Books You May Enjoy....355 Packt is searching for authors like you....359 Share Your Thoughts....359 Download a free PDF copy of this book....361