Category Archives: bdd

Examples in the large

Posted on July 7, 2012 by Liz

A couple of posts ago, I wrote about Feature Injection. Here’s a quick summary of how I do it: Vision: A primary or core stakeholder has a vision which will save money, make money or protect revenue. Goals: As well … Continue reading →

Posted in bdd | 4 Comments

BDD in the large

Posted on June 1, 2012 by Liz

One of the biggest problems I encounter with BDD is that it was started by developers, for developers, so that we could get a better grip on what it was we were developing. As we began to understand the complexities … Continue reading →

Posted in bdd, business value | 23 Comments

Showcasing the language of BDD

Posted on May 30, 2012 by Liz

Since there are a few debates going on (again!) about whether BDD is just TDD done well, I thought it might be interesting to showcase some examples where BDD language made a difference to people’s understanding. From StackOverflow, TDD – … Continue reading →

Posted in bdd | 6 Comments

The Myth of “What” and “How”

Posted on March 5, 2012 by Liz

I often hear things like, “Tell the team what to build, but don’t tell them how to build it.” Or, “A feature is what you’re building. A story is how you’re going to build it.” Or, “When you’re doing TDD, … Continue reading →

Posted in bdd, business value, stories, testing | 1 Comment

It’s about the examples you can’t find, not the ones you can

Posted on February 20, 2012 by Liz

A long time ago, I was toying with the idea of starting my test methods with “will”, instead of “should”. Dan explained to me, “If you start with the word ‘will’, you’re already making the assumption that you understand what … Continue reading →

Posted in bdd, breaking models, real options | Leave a comment

Conversational patterns in BDD

Posted on September 22, 2011 by Liz

BDD isn’t about the tools. It’s about the conversations you have, exploring examples (or scenarios) of an application’s behaviour, to see if everyone has the right understanding. Of course, we don’t know what we don’t know, so feedback is still … Continue reading →

Posted in bdd, breaking models | 4 Comments

Deliberate Discovery – a “Sonnet”

Posted on June 30, 2011 by Liz

Uncertainty’s the muse of all that’s new, And ignorance the space in which she plays; A year’s enough to prove a vision true, But we could prove it false in only days. We dream, and chase our dream, and never … Continue reading →

Posted in bdd, deliberate discovery, life, writing | 9 Comments

ATDD vs. BDD, and a potted history of some related stuff

Posted on June 27, 2011 by Liz

Another question that people often ask around or to me is, “What’s the difference between Acceptance Test Driven Development and Behavior Driven Development?” To explain, I’ll go back to the time when I first learnt BDD. BDD started at a … Continue reading →

Posted in bdd, business value, stories, testing | 15 Comments

Acceptance Criteria vs. Scenarios

Posted on June 20, 2011 by Liz

Some common confusion I’ve come across recently involves the difference between a Scenario and Acceptance Criteria. I’ll start by defining these two things as I understand them. A scenario is an example of the system’s behavior from one or more … Continue reading →

Posted in bdd | 26 Comments

Questions on BDD

Posted on May 24, 2011 by Liz

After my BDD tutorial at XP 2011, some attendees asked if I could write up a list of the review questions I asked afterwards. I asked them because they reflected on the things that I hoped the attendees learned, and … Continue reading →

Posted in bdd | 4 Comments