HOW BDD CAN SAVE AGILE @mattwynne | QCon 2015 | London Does agile - - PowerPoint PPT Presentation

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HOW BDD CAN SAVE AGILE @mattwynne | QCon 2015 | London Does agile - - PowerPoint PPT Presentation

Jan 07, 2023 459 likes •848 views

HOW BDD CAN SAVE AGILE @mattwynne | QCon 2015 | London Does agile really need saving? Scrum != Agile Predictability Communication Quality Small pieces Collaboration Technical discipline How does BDD help? Individuals and Interactions

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HOW BDD CAN SAVE AGILE

@mattwynne | QCon 2015 | London

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Does agile really need saving?

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Scrum != Agile

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Quality Communication Predictability

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Technical discipline Collaboration Small pieces

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How does BDD help?

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Individuals and Interactions

  • ver

Processes and Tools

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BDD is a tool

  • r maybe even a process, I dunno…

but…

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BDD is a tool that facilitates interactions between individuals

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BDD is a label

but

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I don’t like labels

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Let’s talk about behaviour instead

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BDD practitioners

explore, discover, define,

then drive out the desired behaviour of software using

conversations, concrete examples and automated tests.

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Explore Discover Define Drive out

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Conversations Concrete examples Test-driven development

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CONVERSATIONS

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SOFTWARE IS MADE BY PEOPLE

CONVERSATIONS MATTER BECAUSE

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IGNORANCE IS THE BOTTLENECK

CONVERSATIONS MATTER BECAUSE

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Discovery Workshop Stories Examples Shared understanding Smaller stories Questions Business rules

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EVERYONE HAS A UNIQUE PERSPECTIVE

CONVERSATIONS MATTER BECAUSE

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CONCRETE EXAMPLES

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MAKE SENSE TO EVERYONE

CONCRETE EXAMPLES

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ROOTED IN THE PROBLEM DOMAIN

CONCRETE EXAMPLES ARE

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Problem Domain Solution Domain

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HELP BUILD A UBIQUITOUS LANGUAGE

CONCRETE EXAMPLES PROVIDE

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A SHARED SOURCE OF TRUTH

CONCRETE EXAMPLES PROVIDE

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SPLIT STORIES INTO SMALL PIECES

CONCRETE EXAMPLES HELP YOU TO

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TEST-DRIVEN DEVELOPMENT

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WARNING LIGHTS

AUTOMATED TESTS ARE YOUR

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REFACTORING

THE BIT OF TDD THAT EVERYONE FORGETS IS

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You can't have clean code without refactoring You can't refactor without good automated tests You can't stay agile without clean code

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WHY?

TDD FORCES YOU TO ASK

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LISTENING TO THE TESTS

BUT YOU WILL FAIL UNLESS YOU ARE

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NO SHORT CUTS:

EXCELLENT COMMUNICATION EXCELLENT CODE

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THANKS. QUESTIONS?

@mattwynne matt@cucumber.pro