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My_TDD.pdf
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Masafumi Okura
February 11, 2020
Programming
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My_TDD.pdf
Masafumi Okura
February 11, 2020
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Transcript
My TDD Speaker: େխ࢙ Event: େߐށRubyձٞ08 Date: 2020-02-11
ϝλ • εϥΠυຕɿ44ຕ • ൃද࣌ؒɿ20 • σϞɿ༗Γ
okuramasafumi.inspect • ໊લɿେխ࢙ • ॴଐɿϑϦʔϥϯε • ίϛϡχςΟɿGrow.rbओ࠵ɺͦͷଞଟࢀՃ • Rubyྺɿ7 •
झຯɿϓϩάϥϛϯάɺొஃɺᘖᘣɺӳޠ
࣍ 1. My TDD (first part) 2. My gem 3.
My TDD (second part) 4. ࠂ
1. My TDD (first part)
झຯɿϓϩάϥϛϯά
ϓϩάϥϛϯάָ͍͠
Ͱɺଞʹ༠͕ଟ͍
ͦ͜Ͱ…
TDD ➡
TDD ➡ Todan Driven Development
झຯɿొஃ
ࣗͷ࡞ΔιϑτΣΞʹ͍ͭͯൃද͢Δ ͜ͱͰ։ൃʹϓϨογϟʔΛ͔͚Δ
ࠓͷॴͱͯޮՌ͕͋Δ
͜Ε͕ࢲͷTDD
༨ஊɿ ඈߦػ৽װઢͷத࠷ߴͷϓϩάϥϛϯ άڥ
༨ஊͷ༨ஊɿ ࠓطʹ৽װઢʹ1ճͱඈߦػʹ2ճͬ ͍ͯ·͢ɻ͍ͩͿḿΓ·ͨ͠ɻ
͞Βʹ༨ஊɿ ։ൃΛਐΊΔͨΊͷख๏ͱͯ͠ɺTODO͕ ࣌ݶരʹͳΔΑ͏ͳgemΛॻ͍͍ͯΔਓ ͕͍·ͨ͠Ͷʢૉఢʣ
༨ஊऴΘΓ
ࠓ͍͑ͨ͜ͱͦͷұ • ϓϩάϥϛϯάָ͍͠ • ొஃָ͍͠ • Έ߹ΘͤͨΒ࠷ڧͰʁ • ΈΜͳͲΜͲΜొஃͯ͠ͲΜͲΜίʔυॻ͜͏
ͰɺԿΛ࡞͍ͬͯΔΜͰ͔͢ʁ
2. My gem
JSONγϦΞϥΠβΛ࡞͍ͬͯ·͢ɻ
طଘͷJSONγϦΞϥΠβͷ͜ͱ • jbuilderɿ͍ɺDSL݁ߏ͍͠ • ActiveModelSerializersɿϝϯς͞ΕͯΔͷ͔Θ͔Βͳ͍ɺ ෦ߏෳࡶɺ͋·Γ͘ͳ͍ • fast_jsonapiɿ͍͚ͲJSON:APIܗ͔ࣜ͠αϙʔτ͠ͳ͍
γϯϓϧͰɺϝϯς͕؆୯Ͱɺ DSL͕֮͑ͯ͘͢ɺ͍ͦͦ͜͜ɺ JSONγϦΞϥΠβΛ࡞Γ͍ͨʂ
Alba https://github.com/okuramasafumi/alba
0.1.0૬ͷͷ͕Ͱ͖ͨؾ͕͍ͯ͠·͢
ͳͷͰɺϦϦʔε͠·͢
Albaͷػೳʢࠓ࣌ʣ • JSONͷϧʔτΩʔΛઃఆՄೳ • attributesϝιουͰJSONʹؚΊΔଐੑΛෳࢦఆՄೳ • attributeϝιουͰJSONʹؚΊΔଐੑΛϒϩοΫͰࢦఆՄೳ • JSONͷόοΫΤϯυʹOjΛࢦఆՄೳ
ࠓ͍͑ͨ͜ͱͦͷ್ • Alba͍ͬͯ͏gemΛ࡞͍ͬͯ·͢ • ػೳ·ͩશવΓͳ͍͚Ͳɺ͜Ε͔ΒΨγΨγՃ͍ͨ͠ • طଘͷͷʹෆຬ͕͋ΔͳΒ࡞Ε͍͍͡Όͳ͍ • Ճ͖͢ػೳʹ͍ͭͯͷҙݟɺ͓͍ͪͯ͠·͢
ۤ࿑ͨ͠ • ΫϥεϝιουͷDSLͰઃఆͨ͠ใΛΠϯελϯε͔Βࢀর ͢ΔΑ͏ʹ͢ΔΈ • ࣮ޮੑ͕͋Δఔ͋ΔςετΛॻ͘͜ͱ • શମతͳUIͱઃܭ
ςετͱUI
3. My TDD (second part)
طଘͷϥΠϒϥϦʹΛײ͡Δ ≠ ͲΜͳ;͏ʹվળ͢Ε͍͍͔Θ͔Δ
ςετΛॻ͖ͳ͕Β୳͍ͬͯ͘
TDD ➡ Test Driven Development
ࢲͷ࠾༻ͨ͠ํ๏ • ·ͣϢʔεέʔεͷςετΛॻ͘ʢ༷ࡦఆʣ • ͳΜ͔ҧײ͕͋ͬͨΒςετΛॻ͖͢ʢ༷มߋʣ • ςετʹೲಘ͕͍ͬͨΒ࣮͢Δ • ࣮͕ऴΘͬͨΒݸผͷΫϥεͷςετΛޙ͔ΒՃ͢Δʢ࣮ ·ͩॻ͍ͯͳ͍ʣ
ϘτϜΞοϓͰͳ͘τοϓμϯ
͜Ε͕ࢲͷTDD
ࠓ͍͑ͨ͜ͱͦͷࢀ • ༷ͱ͔ɺͲ͏͍͏ΠϯλʔϑΣʔε͕ཧ͔ͳΜͯͦ͏؆୯ ʹΘ͔Βͳ͍ • ϢʔεέʔεΛςετԽͯ͠ɺೲಘߦ͘·Ͱॻ͘ • Ϣχοτςετޙ͚Ͱ͍͍ͷͰ
4. ࠂ
None
https://kaigionrails.org
·ͱΊ • ϓϩάϥϛϯάͱొஃָ͍͠ɺΈ߹ΘͤΔͱͬͱָ͍͠ • Alba͍ͬͯ͏gemɺ࡞ͬͯ·͢ • τοϓμϯͰϢʔεέʔε͔ΒςετΛॻ͘ͱ͍͍͔ • Kaigi on
RailsɺΓ·͢