Preface

My experience of telling other developers about test-driven development for Objective-C came about almost entirely by accident. I was scheduled to talk at a conference on a different topic, where a friend of mine was talking on TDD. His wife had chosen (I assume that’s how it works; I’m no expert) that weekend to give birth to their twins, so Chuck—who commissioned the book you now hold in your hands—asked me if I wouldn’t mind giving that talk, too. Thus began the path that led ultimately to the year-long project of creating this book.

It’s usually the case that reality is not nearly as neat as the stories we tell each other about reality. In fact, I had first encountered unit tests a number of years previously. Before I was a professional ...

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