- Posted by dan on July 26, 2010 I've been trying to evangelise
BDD (Behaviour Driven Development) at work over the past few
months and I've had considerably more success than I thought. So
what is BDD? BDD or Behaviour Driven Development is a
development technique that tries to bring together the numerous
factions of development. Namely BA (Business Analyst), QA
(Quality Assurance) and Developer. There seem to be 2 main
flavours the specification based tools and the scenario based
tools. I'm going to describe the scenario based tools. DDD
(Domain Driven Design) puts lots of emphasis on the need for
ubiquotous language for your business. In Scrum there's a near
universal understanding of the user story. That tends to follow
the "As a" "I want" "So that" where the "So that" describes the
business value being derived, and the "As a" describes the
user's role. This has proved the be very successful for us. BDD
uses "Given" "When" "Then" as it's vocabulary where Given sets
the context When defines the action that