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An ATDD Case Study

An ATDD Case Study. So what’s the problem?. Acceptance Criteria. Given I am a logged in user When I go to the final checkout page Then I should see the total cost of the order broken down by product cost, tax, and shipping charges And I should see the total cost of the order.

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An ATDD Case Study

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  1. An ATDD Case Study

  2. So what’s the problem?

  3. Acceptance Criteria Given I am a logged in user When I go to the final checkout page Then I should see the total cost of the order broken down by product cost, tax, and shipping charges And I should see the total cost of the order

  4. The 3 Amigos

  5. The 3 Amigos “…it’s like delivering a baby.”

  6. Feature: Process an order Given I am a logged in user When I go to the final checkout page Then I should see the total cost of the order broken down by product cost, tax, and shipping charges And I should see the total cost of the order • Order total = total cost of products on the order + tax + shipping charges • Tax: • Ohio = 7% • Michigan = 6.5% • Other states = 0% • Shipping: • If total cost of products (before tax >= $25), shipping is free, otherwise $5

  7. Definition of Done

  8. The Board

  9. “Before” What happens when testing isn’t included in your definition of done

  10. “After” What happens when testing IS included in your definition of done

  11. Who Writes the Tests

  12. Co-location

  13. “The Pod”

  14. Open workspace

  15. Continuous Integration

  16. Reasonably Thorough Requirements "Walking on water and developing software from a specification are easy if both are frozen." ~ Edward V. Berard

  17. Project Management • Self-directed teams • Everyone is responsible • PMs lay out the roadmap • Shared risk with the business • Risk based testing

  18. An Incremental Process

  19. Why work incrementally towards continuous improvement?

  20. We’re not there yet… • Continuous improvement across teams • Better involvement with business sponsors • More visibility of continuous integration build • 75% of test cases automated in 2012

  21. ?

  22. Thanks! • Paul Bahler • pbahler@igsenergy.com • @PaulBahler • Kevin Chivington • kchivington@igsenergy.com • Jon Kruger • jon@jonkruger.com • @JonKruger

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