~/talk

20 Years of BDD

Talkat PHP UK Conference 2025 · on Wednesday, 2025-02-19· [testing, engineering-leadership]
slides:none on file

A first‑principles history with concrete claims: BDD starts as a way to teach TDD without the word “test,” the Java project registered jbehave.org Dec 23 2003 spawns tooling (JBehave, RSpec, Cucumber, Reqnroll, behat) and a Given-When-Then three column rule that becomes grammar Gherkin; the ecosystem carries 70+ language ports and commercial churn, and practical metrics surface — throughput, WIP and lead times 2 weeks to 14 months — plus Demand‑Led Planning and flow levers that actually change delivery.

AI-written summary · about

  1. 0:00Introduction and context
  2. 2:58The importance of empathy
  3. 5:28Origins of bdd
  4. 10:59Evolution of bdd tools
  5. 14:15Building the community
  6. 15:48Demand-led planning
  7. 25:26Autonomy through alignment
  8. 26:53The future of bdd
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