Book excerpt: An updated version of the bestselling, Game Testing All In One 3/E, this fourth edition serves as your comprehensive handbook to video game testing, guiding you through the essential skills needed to succeed in this exciting field. Whether you are a student seeking to enter the video game industry or a working professional aiming to refine your skills, this new edition gives you the basics skills of testing, demonstrates how game testing and testers fit into the game development process, and includes practical knowledge of tools, roles, responsibilities, and the metrics used to determine game quality and test progress. The reader is taken step-by-step through test design and other QA methods, using real game situations, and featuring interviews with veteran game developers. The book includes companion files for downloading with templates and tutorials for creating both combinatorial tables and test flow diagrams, which form the basis of a robust video game QA plan. Each chapter includes questions and exercises, making the book suitable for classroom use as well as a personal study or reference tool.