Mon premier blog

Test-driven development by example Kent Beck
Publisher: Addison-Wesley Professional

A class) and later they implement it. Test driven development is a simple development practice that allows you to demonstrate gaps in functionality, or prove bugs, before going on to writing the code to add the functionality or fix the defect, resulting in, among other things, a suite… Aside from the automated test suite, you also for free get documentation (yes code can be documentation) of real examples of how to use your classes or methods. In order to demonstrate code contracts, I'm going to return to the Category class that I used as an example in my blog post Advanced Test-Driven Development. Feb 22, 2011 - You have no examples of test classes to learn with, and because the code hasn't been got under test, it isn't going to be designed with testing in mind. May 10, 2014 - Even when they talked about their alternative methods (Kent talking about times he doesn't use TDD, for example) they still always talked about having something to look at as an inherent part of the development process. Even if my example had actually shown such a test, bugfixing isn't the archetypal TDD scenario. May 14, 2014 - A side effect of TDD is that the resulting tests are working examples for invoking the code, thereby providing a working specification for the code. In test driven development (in short TDD) developers first write tests for new functionality (e.g. Apr 7, 2014 - Test-driven development is often taught using simple examples, such as calculating the scores for a game of ten-pin bowling. Mar 7, 2014 - I'm going to weigh in on that debate. Using the same practice effectively on a real code base isn't as easy. Jan 12, 2014 - Test driven development is an important and valued part of agile practices. Jan 1, 2012 - For example, I use one metaphor when describing the business value of TDD with the organization's leadership, and another when describing the personal value to the members of the development team. In my previous post I gave an example of the benefits of fixing a bug by first writing a test.