5 minute presentation on cucumber presented at DemoCampGuelph11

8. Keeping specs, system and test cases in sync

10. Combines specifications, test cases &code

12. Executable Specification

13. Cucumber Organization Load Match Features Step Definitions Call System Under Test

14. Feature File Feature: Turn cucumber into beer As a cucumber presenter I want beer after my presentation So I can enjoy the rest of DemoCampGuelph Scenario: Brydon buys Declan beer Given Brydon hosts DemoCampGuelph When Declan demos Cucumber Then Brydon should buy Declan 1 beer Scenario: Ali buys Declan beer Given Ali hosts DemoCampGuelph When Declan demos Cucumber Then Ali should buy Declan 1 beer

15. Step Definitions Given /^(.+) hosts/ do |host| @event = Event.new(host) end When/^(.+) demos/ do |presenter| @event.add(presenter) end Then/^(.+) should buy (.+) (+) (.*)$/ do |buyer, drinker, qty, item| perk = @event.perks[0]; perk.buyer.should == buyer; perk.receiver.should == drinker perk.quantity.should == quantity.to_i; perk.item.should == item end

16. System Under Test class Event attr_reader :perks def initialize(host) @host = host; @perks = [] end def add(presenter) @perks.pushPerk.new(@host, presenter, 1, "beer") end end class Perk attr_reader :buyer, :receiver, :quantity, :item def initialize(buyer, receiver, quantity, item) @buyer = buyer; @receiver = receiver @quantity = quantity; @item = item end end

17. Execution Scenario: Brydon buys Declan beer Given Brydon hosts DemoCampGuelph When Declan demos Cucumber Then Brydon should buy Declan 1 beer Given /^(.+) hosts/ do |host| @event = Event.new(host) End When/^(.+) demos/ do |presenter| @event.add(presenter) end “Brydon” Then/^(.+) should buy (.+) (+) (.*)$/ do |buyer, drinker, qty, item| perk = @event.perks[0]; perk.buyer.should == buyer; perk.receiver.should == drinker perk.quantity.should == quantity.to_i; perk.item.should == item end

18. Execution Scenario: Brydon buys Declan beer Given Brydon hosts DemoCampGuelph When Declan demos Cucumber Then Brydon should buy Declan 1 beer Given /^(.+) hosts/ do |host| @event = Event.new(host) End When/^(.+) demos/ do |presenter| @event.add(presenter) end “Declan” Then/^(.+) should buy (.+) (+) (.*)$/ do |buyer, drinker, qty, item| perk = @event.perks[0]; perk.buyer.should == buyer; perk.receiver.should == drinker perk.quantity.should == quantity.to_i; perk.item.should == item end

19. Execution Scenario: Brydon buys Declan beer Given Brydon hosts DemoCampGuelph When Declan demos Cucumber Then Brydon should buy Declan 1 beer Given /^(.+) hosts/ do |host| @event = Event.new(host) End When/^(.+) demos/ do |presenter| @event.add(presenter) end Then/^(.+) should buy (.+) (+) (.*)$/ do |buyer, drinker, qty, item| perk = @event.perks[0]; perk.buyer.should == buyer; perk.receiver.should == drinker perk.quantity.should == quantity.to_i; perk.item.should == item end

20. Spoken Languages English Arabic Bulgarian Catalan Welsh Czech Danish German Australian LOLCAT Texan Spanish Estonian Finnish French Hebrew Croatian Hungarian Indonesian Italian Japanese Korean Lithuanian Latvian Dutch Norwegian Polish Portuguese Romanian Romanian-diacritical Russian Swedish Uzbek Vietnamese Chinese-simplified Chinese-traditional

21. Cucumber Support

22. More Stuff http://cukes.info/ http://wiki.github.com/aslakhellesoy/cucumber Declan Whelan http://dpwhelan.com http://twitter.com/dwhelan