RSpecはじめました

kanazawa.rb meetup #14 で行われたミニコーナー「Test ! Test !! Test !!!」で発表したスライド

Transcript

1. 34QFD͸͡Ί·ͨ͠  LBOB[BXBSC
   NFFUVQ
    !LLBCFUBOJ
2. ࣗݾ঺հ w!LLBCFUBOJ w5PZBNB w+BWBͰ8FCΞϓϦ࡞ͬͯ·͢ w+BWB4DSJQUগʑ w3VCZ͸झຯͰ৮ͬͯ·͢
3. ̏ϲ݄લ wʮͨͷ͍͠3VCZʯΛࣸܦͨ͠ w3VCZ
   PO
   3BJMT΍ͬͯΈΑ͏͔ͳʔ wLBOB[BXBSCʹॳࢀՃͨ͠
4. 34QFDͬͯԿʁ
5. ࠷ۙ w3VCZ
   PO
   3BJMTͰΞϓϦ࡞͔ͬͨΒςε τॻ͜͏ʢ࣍͸5%%Ͱ΍ͬͯΈΑ͏ʣ w(FN࡞ͬͯΈΑ͏ w%4-ʁԿͦΕʁ໘നͦ͏ wLBOB[BXBSCʹࢀՃָͯ͘͠͠ͳͬͯ ͖ͨ
6. 34QFDͪΐͬͱ ෼͔͖ͬͯͨ
7. ͦΜͳࣗ෼͕ 34QFDͰษڧ͖ͯ͠ ͨ͜ͱΛൃද͠·͢
8. 34QFDͱͷग़ձ͍ w3VCZ
   PO
   3BJMT
   νϡʔτϦΞϧͰࣸ ܦͯ͠ษڧͯͨ͠ͱ͖ 3BJMT
   W
    wIUUQSBJMTUVUPSJBMKQ
9. ࠷ॳʹॻ͍ͨ34QFD require 'spec_helper' describe "Static pages" do describe "Home page" do it "should have the content 'Sample App'" do visit '/static_pages/home' page.should have_content('Sample App') end end end
10. ࠷ॳʹॻ͍ͨ34QFD require 'spec_helper' describe "Static pages" do describe "Home page" do it "should have the content 'Sample App'" do visit '/static_pages/home' page.should have_content('Sample App') end end end
11. ࠷ॳʹॻ͍ͨ34QFD require 'spec_helper' describe "Static pages" do describe "Home page" do it "should have the content 'Sample App'" do visit '/static_pages/home' page.should have_content('Sample App') end end end
12. ϯʁφχίϨʁ w3VCZͬΆ͍͚Ͳ w͜Μͳͷशͬͯͳ͍Μ͚ͩͲ wEFTDSJCF wJU wϒϩοΫʁ
13. ࠷ॳ͸ͱʹ͔ࣸ͘ܦ͠ ͯಈ͖ΛݟͯΔ͚ͩ
14. ࣦഊͯ͠ΔͶ
15. ·ͨࣸܦͯ͠࠶࣮ߦ
16. ੒ޭͨ͠Ͷ
17. ࣸܦΛ܁Γฦͨ݁͠Ռ wগͮͭ͠34QFDͷ֓ཁ͕෼͔͖ͬͯͨ wSBJMTͷಈ͖Λॻ͍ͯςετͯ͠Δͩͳ
18. ٙ໰΋ͨ͘͞Μग़͖ͯͨ
19. ٙ໰ wͰ΋ɺ͜ΕͲ͏͍͏ಈ͖ʹͳͬͯΔ ͷʁ w3VCZͳͷʁ wEFTDSJCFͱ͔JUͱ͔·ͩΑ͘෼͔ͬ ͯͳ͍Μ͚ͩͲ
20. ͦΜͳͱ͖
21. LBOB[BXBSC
     w!:VLJNJUTV@*[BXB͞Μͷൃද w3VCZͰ࡞Δ%4- wIUUQXXXTMJEFTIBSFOFU ZJ[BXBSVCZETM
22. LBOB[BXBSC
     w34QFD͸3VCZͰ࣮૷͞Εͨ಺෦ %4- w؆୯ͳίʔυͰ%4-Λઆ໌͍ͯͨͩ͠ ͘
23. %4-ʂʁ
24. ͋ʂ34QFD΋ϒϩο Ϋ౉ͯ͠Δͷ͔΋
25. 3VCZ
    PO
    3BJMT͸ ͪΐͬͱஔ͍ͱ͍ͯɺ 34QFD %4- ͷษڧ͠ ͯΈΑ͏
26. 34QFDͱ͸Կ͔ʁ wϓϩάϥϜͷৼ෣
    CFIBWJPVS Λه ड़͢ΔͨΊͷυϝΠϯಛԽݴޠ
    %PNBJO4QFDJpD
    -BOHVBHF%4-
    Λఏڙ͢ΔϑϨʔ ϜϫʔΫ
27. ΍ͬͺΓʂ %4-ͳͷ͔ʂʂ
28. ιʔεಡΜͰΈΑ͏ w͖ͬͱEFTDSJCFؔ਺ͰϒϩοΫΛҾ ਺ʹͯ͠Δͱ͜Ζ͕͋Δ͸ͣ wEFTDSJCFͰͻͨ͢Β୳͢
29. ιʔεಡΜͰΈΑ͏ rspec-core/lib/spec/core/dsl.rb def describe(*args, &example_group_block) RSpec::Core::ExampleGroup.describe(*args, &example_group_block).register end
30. ιʔεಡΜͰΈΑ͏ rspec-core/lib/spec/core/dsl.rb def describe(*args, &example_group_block) RSpec::Core::ExampleGroup.describe(*args, &example_group_block).register end
31. ιʔεಡΜͰΈΑ͏ wEFTDSJCFؔ਺ݟ͚ͭͨ wҾ਺ͰϒϩοΫ౉ͯ͠Δ w͕͜͜34QFDͷग़ൃ఺ w%4-͕֬ೝग़དྷͨ
32. ෼͔͖ͬͯͨ describe Bowling, "#score" do it "returns 0 for all gutter game" do bowling = Bowling.new 20.times { bowling.hit(0)} bowling.score.should eq(0) end end
33. ෼͔͖ͬͯͨ describe Bowling, "#score" do it "returns 0 for all gutter game" do bowling = Bowling.new 20.times { bowling.hit(0)} bowling.score.should eq(0) end end
34. ෼͔͖ͬͯͨ describe Bowling, "#score" do it "returns 0 for all gutter game" do bowling = Bowling.new 20.times { bowling.hit(0)} bowling.score.should eq(0) end end
35. ෼͔͖ͬͯͨ wιʔεΛಡΉ͜ͱͰɺEFTDSJCF͕Կ ͯ͠Δ͔෼͔ͬͨ wJU΋Կͯ͠Δ͔෼͔ͬͨ
36. ·ͱΊ w࠷ॳ͸34QFD࢖͚ͬͯͨͲɺશવͪΜ ΀Μ͔Μ΀Μͳঢ়ଶ w%4-Λ஌͔ͬͯΒɺ%4-ʹ͍ͭͯ΋ͬ ͱ஌Γͨ͘ͳͬͨ
37. ·ͱΊ wͪΐ͏Ͳͦͷ࣌ɺݟͯͨ34QFD͕ %4-ͩͱ͍͏͜ͱΛ஌Δ wͦΕ͔Β͸ɺ34QFDͷιʔεಡΜͩ Γɺ34QFDʹ͍ͭͯॻ͔Ε͍ͯΔهࣄ ΛಡΈ͋͞Δ w͖͔͚ͬ͸LBOB[BXBSCͩͬͨ
38. ࣍΁ wࠓ೔Λ͖͔͚ͬʹ࣍΁ w%4- w34QFD΋ͬͱਂ͘ w3VCZ
    PO
    3BJMT w#%% 5%% wωλ͸ͨ͘͞Μ͋Δ
39. ͋Γ͕ͱ͏͍͟͝·ͨ͠