1. BDD for Rails Legacy
Code

2. About Me
 Lu Wei Jen
 Rails Developer
 http://blog.weijen.net
 http://www.facebook.com/
weijenlu
 Twitter: weijenlu


3. 10

6. 10

7. Legacy Code

8. Agenda
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• BDD
• BDD
• Legacy Code
• Legacy Code

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10. Changes Changes Changes
Changes
Changes
Changes

13. BDD
• Behavior Driven Development
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14. BDD Tools for Rails
• Cucumber
• Webrat
• RSpec

15. Cucumber
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16. Cucumber

17. Cucumber

18. Cucumber
Mock Object

19. Webrat
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• form
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20. Webrat:
• visit "http://rubyconf.tw"
• click_link " "

21. Webrat: Form
• file_in " ", :with => "weijen"
• check " "
• select " ", :from => " "
• click_button

22. Webrat:
• response.should contain(" ")
• response.should have_selector("img.photo")

23. RSpec

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26. • Waybill model #set_customer
• Waybills_controller #create

27. Model

28. Model

30. Mock Object
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31. Mock Object
• my_mock = mock(name)
• my_mock = mock(name, stubs)
• my_mock = mock_model(name, stubs)

32. • my_mock.stub!(:msg).with(args).and_return(value)

33. Message Expectation
• my_mock.should_receive(:msg).with(args).and_r
eturn(value)

34. Mock

37. Controller

38. Controller

39. Cucumber

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48. • +

54. • No Silver Bullet
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55. Q &A