AgileMidwest2018-Shead-BddWithRobots

1. Behavior Driven Development
with Robots
Mark Shead
mark.shead@xeric.net
http://book.markshead.com

2. • Turn Up Brightness to 100%
• http://ozoblockly.com
• Test

3. Test Driven Development

4. TDD Process

5. What is the smallest piece of
functionality that would be closer to
a working system?

6. How could we test that this
functionality exists?

7. Write a
simple test
Watch it fail
Write codeTest passes
Refactor

10. Behavior Driven Development
(Cucumber)

11. • Define desired behavior as an example
• Make example executable
• See that examples fail
• Use TDD to make those examples pass

12. Developer language
Business owner language

13. Developer language
Business owner language
Gerkin
Language

14. Given I am not an admin user
When I login to the system
Then I cannot see the admin menu

15. Given I am an admin user
When I login to the system
Then I can see the admin menu

16. Write
Scenario
Watch it fail
Make It
Executable
Scenario passes
Write the code

17. BDD with TDD

18. Write a
simple test
Watch it fail
Write codeTest passes
Refactor
TDD

19. Write
Scenario
Watch it fail
Make It
Executable
Scenario passes
Write the code
BDD

20. Write
Scenario
Watch it fail
Make It
Executable
Scenario passes
Write a
simple test
Watch it fail
Write
code
Test passes
Refactor

21. Write
Scenario
Watch it fail
Make It
Executable
Scenario passes
Write a
simple test
Watch it fail
Write
code
Test passes
Refactor
TDD
BDD

22. Write
Scenario
Watch it fail
Make It
Executable
Scenario passes
Write a
simple test
Watch it fail
Write
code
Test passes
Refactor
Unit/IntegrationTests
Executable Specification

24. Pencil vs. Chisel

25. Sphex Wasp Behavior

27. Given the wasp is stocking it’s nest
When a cricket is located
Then the cricket is paralyzed
And the cricket is moved toward the nest

28. Given the wasp is headed toward the nest
And the wasp is carrying a cricket
When the wasp reaches the nest entrance
Then the wasp will drop the cricket
And the wasp will inspect the nest

29. Given the wasp has inspected the nest
When the wasp exits the nest
And finds it’s cricket at the entrance
Then the wasp will retrieve the cricket
And store the cricket for it’s larvae

31. Wasp Video
https://www.youtube.com/watch?v=YNvi_j2z96w

32. Retrospective

33. Problem: Someone keeps moving the cricket

34. Problem: Someone keeps moving the cricket
Solution: Sting the human

35. Given a family driving on a highway
And the car is approaching a rest area
When the car passes the rest area
Then the kids will need to use the restroom

36. Follow Me Robot

37. Follow Me Robot
aka: Baby Duck Mode

38. Follow Me Robot
aka: Baby Duck Mode
aka: Terrify Your Kids Robot

39. Given the legs of a human are identified
When the legs are to the right of center
Then rotate to the right

40. Given the legs of a human are identified
When the legs are to the right of center
Then rotate to the right

41. Given the legs of a human are identified
When the legs are to the right of center
Then rotate to the right

42. Given the legs of a human are identified
When the legs are to the left of center
Then rotate to the left

43. Given the legs of a human are identified
When the legs are to the left of center
Then rotate to the left

44. Given the legs of a human are identified
When the legs are to the left of center
Then rotate to the left

45. Given the legs of a human are identified
When the legs are more than 2 feet away
Then move 2 inches forward

46. Given the legs of a human are identified
When the legs are less than 2 feet away
Then move 2 inches backwards

48. Given the legs of a human are identified
When the legs are to the right of center
Then rotate to the right
Given the legs of a human are identified
When the legs are to the left of center
Then rotate to the left
Given the legs of a human are identified
When the legs are more than 2 feet away
Then move 2 inches forward
Given the legs of a human are identified
When the legs are less than 2 feet away
Then move 2 inches backwards

50. Given the legs of a human are identified
When follow me is activated
Then follow the human

51. Given the legs of a human are identified
When search and destroy mode is activate
Then follow the human

52. Your Brain

53. Given it is near lunch time
When the speaker keeps talking
Then discard 85% of what he says