Object orientation (OO) is not a trendy concept these days, but it hasn’t certainly lost it values. The purpose of this book is to integrate the development of object oriented software with the test-driven development (TDD) approach, more specifically in Java. It starts with an introduction to TDD and the tools (Junit, jMock2) that will be used. It describes then in detail the TDD process that is then illustrated by a large example. The book ends with more software testing topics like tests smells or tests readability. A final part is dedicated to special aspects of testing like persistence, threads and asynchronous code. (more…)