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Modelling by Example Combining BDD and DDD concepts
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Classroom Contents
Driving Design through Examples
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- 1 Intro
- 2 Modelling by Example Combining BDD and DDD concepts
- 3 Behaviour Driven Development
- 4 BDD is the art of using examples in conversations to illustrate behaviour - Liz Keogh
- 5 Why Examples?
- 6 Rules are Ambiguous
- 7 Examples are Unambiguous
- 8 Examples are Objectively Testable
- 9 Gherkin A formal language for examples
- 10 You do not have to use Gherkin
- 11 Scenarios are not Contracts
- 12 Scenarios Create a shared understanding of a feature + Give a starting definition of done → Provide an objective indication of how to test a feature
- 13 Domain Driven Design
- 14 DDD tackles complexity by focusing the team's attention on knowledge of the domain - Eric Evans
- 15 Ubiquitous Language A shared way of speaking about domain concepts → Reduces the cost of translation when business and development communicate → Try to establish and use terms the business will under…
- 16 By embedding Ubiquitous Language in your scenarios, your scenarios naturally become your domain model - Konstantin Kudryashov (@everzet)
- 17 The best way to understand the domain is by discussing examples → Write scenarios that capture ubiquitous language → Write scenarios that illustrate real situations Directly drive the code model from…
- 18 Directly driving code with Behat?
- 19 Improving scenarios
- 20 Add realistic details
- 21 Actively seek terms from the domain
- 22 Get good at listening
- 23 Model values as Value Objects
- 24 Model boundaries with Interfaces
