Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
テスト駆動開発 輪読会 Vol.4
Search
Sponsored
·
Your Podcast. Everywhere. Effortlessly.
Share. Educate. Inspire. Entertain. You do you. We'll handle the rest.
→
K
August 05, 2020
Programming
150
0
Share
テスト駆動開発 輪読会 Vol.4
This is a deck for Test-Driven Development reading session
K
August 05, 2020
More Decks by K
See All by K
Clean-Architecture-Session-12
kentaro555
0
210
Clean-Architecture-Session
kentaro555
0
150
My thought about what to create as a indie hacker
kentaro555
2
670
Other Decks in Programming
See All in Programming
10年分の技術的負債、完済へ ― Claude Code主導のAI駆動開発でスポーツブルを丸ごとリプレイスした話
takuya_houshima
0
1.8k
Linux Kernelの1文字のミスで 権限昇格ができた話
rqda
0
2.3k
今からFlash開発できるわけないじゃん、ムリムリ! (※ムリじゃなかった!?)
arkw
0
190
ネイティブアプリとWebフロントエンドのAPI通信ラッパーにおける共通化の勘所
suguruooki
0
250
PDI: Como Alavancar Sua Carreira e Seu Negócio
marcelgsantos
0
110
感情を設計する
ichimichi
5
1.3k
L’IA au service des devs : Anatomie d'un assistant de Code Review
toham
0
220
Rethinking API Platform Filters
vinceamstoutz
0
11k
Radical Imagining - LIFT 2025-2027 Policy Agenda
lift1998
0
250
実践CRDT
tamadeveloper
0
370
脱 雰囲気実装!AgentCoreを良い感じにWEBアプリケーションに組み込むために
takuyay0ne
3
440
KagglerがMixSeekを触ってみた
morim
0
370
Featured
See All Featured
Evolving SEO for Evolving Search Engines
ryanjones
0
170
Public Speaking Without Barfing On Your Shoes - THAT 2023
reverentgeek
1
370
AI: The stuff that nobody shows you
jnunemaker
PRO
5
530
Improving Core Web Vitals using Speculation Rules API
sergeychernyshev
21
1.4k
16th Malabo Montpellier Forum Presentation
akademiya2063
PRO
0
93
Principles of Awesome APIs and How to Build Them.
keavy
128
17k
Hiding What from Whom? A Critical Review of the History of Programming languages for Music
tomoyanonymous
2
680
Let's Do A Bunch of Simple Stuff to Make Websites Faster
chriscoyier
508
140k
How to Align SEO within the Product Triangle To Get Buy-In & Support - #RIMC
aleyda
1
1.5k
How to optimise 3,500 product descriptions for ecommerce in one day using ChatGPT
katarinadahlin
PRO
1
3.5k
For a Future-Friendly Web
brad_frost
183
10k
How Fast Is Fast Enough? [PerfNow 2025]
tammyeverts
3
520
Transcript
ςετۦಈ։ൃྠಡձ7PM ষʙষ ݄#Zೆ݈ଠ
લճ·Ͱͷ͓͞Β͍ɻ
લճ·Ͱͷ͓͞Β͍ɻ ɾઃܭ্ෳͷ௨՟Λѻ͍ͬͯΔͱ͍͏͜ͱΛ ҙࣝ͠ͳ͍ͰࡁΉΑ͏ʹ͍ͨ͠ɻ ɾ࣮ʹۙͮͨ͘Ίʹɺ࣌ʹ͘͏͔Θ͔Βͳ͍ςετΛ ॻ͘͜ͱඞཁɻ ɾςετͷதʹɺఆ͍ͯ͠Δಈ͖Λͯ͘͠ΕΔ͔Λ֬ೝ͢Δςετ ֶश༻ςετ ࣮ͷࡍʹߟྀ͞Ε͍ͯͳ͔ͬͨςετʢճؼςετʣ ͳͲ͕͋Δɻ
લճ·Ͱͷ͓͞Β͍ɻ ɾςετΛॻ͍͍ͯΔͱςετͷநΛམͱͯ͠ɺ۩ମతͳςετΛॻ͖ ண࣮ʹਐΉ࣌ͱɺίϯύΠϧΤϥʔΛ50%0ϦετΘΓʹ࣮͢Δ͕࣌͋ Δɻ ɾςετΛॻ࣌͘ɺςετΛಡΉଆʹςετΛॻ͍ͨਓͷҙਤ͕ΘΔΑ ͏ʹ͢Δ͕ඞཁɻ ɾ5%%ʮύϑΥʔϚϯεςετʯɺʮෛՙςετʯɺʮϢʔβϏϦςΟς ετʯͷସʹͳΒͳ͍ɻ
ୈষ Y6OJU͔͏খ͞ͳҰา
ୈষͷओͳ༰ ςετέʔεΛॻͨ͘Ίʹ͏ϑϨʔϜϫʔΫΛ࡞Γɻ ࡞ͬͨϑϨʔϜϫʔΫͷςετέʔεΛ࡞Δɻ ୈ̍̔ষͰɺςετ͕࣮ߦ͞Ε͔ͨͲ͏͔ͷϝιουΛ࡞Γɺ ࡞ͬͨϝιουͷςετέʔεΛॻ͘ͱ͍͏ͷɻ
ୈষͰग़͖ͯͨ༻ޠ ɾY6OJU ɾࣗݾݴٴϓϩάϥϛϯά ɾςετϝιου ɾϝιουͷநग़ ɾ1MVHHBCMF4FMFDUPSύλʔϯ
Y6OJUʹ͍ͭͯ ίϯϐϡʔλʔϓϩάϥϜͷ୯ମςετ Λߦ͏ͨΊͷςεςΟϯάϑϨʔϜϫʔΫͷ૯শɻ
ࣗݾݴٴϓϩάϥϛϯάʹ͍ͭͯ ࣗݾݴٴࣗવݴޠܗࣜݴޠͰจ͕ࣜ ͦΕࣗʹݴٴ͢Δ͜ͱ
ςετϝιουʹ͍ͭͯ ςετέʔε͕ఆٛ͞Εͨɺ UFTU͔Β࢝·Δϝιουͷ͜ͱɻ
ϝιουͷநग़ʹ͍ͭͯ ͍ϝιουͷҰ෦Λผͷϝιουʹͯ͠ɺ ͦͷϝιουΛݺͼग़͢Α͏ʹ͢Δํ๏ɻ
1MVHHBCMF4FMFDUPSύλʔϯ Πϯελϯε͝ͱʹҟͳΔৼΔ͍Λͤ͞ΔͨΊʹɺ ϝιου໊Λ֨ೲ͠ɺͦͷϝιουΛಈతʹىಈ͢Δ σβΠϯύλʔϯɻ
ୈষ લ४උ
ୈষͷओͳ༰ ςετΛॻ࣌͘ɺ"ͱݺΕΔجຊύλʔϯ͕͋Δɻ ςετΛ࡞͍ͯ͠Δ࣌ʮύϑΥʔϚϯεʯͱʮಠཱੑʯͷ ͭͷ੍͕ݱΕΔɻ
ୈষͰग़͖ͯͨ༻ޠ ɾ" ɾύϑΥʔϚϯεͱಠཱੑ ɾϑΟΫενϟʔ
"ʹ͍ͭͯ ४උ "SSBOHF ΦϒδΣΫτΛ࡞Δɻ ࣮ߦ "DU ͦͷΦϒδΣΫτʹରͯ͠ૢ࡞Λߦ͏ɻ Ξαʔτ "TTFSU ݁ՌͷݕূΛߦ͏ɻ
ύϑΥʔϚϯεͱಠཱੑʹ͍ͭͯ ύϑΥʔϚϯεςετՄೳͳݶΓૣ͘ಈ࡞ͯ͠΄͍͠ɻ ྫੜͨ͠ΦϒδΣΫτΛ͍·Θ͍ͨ͠ɻ ಠཱੑςετͷޭࣦഊ ଞͷςετͷ݁ՌʹӨڹͨ͠Γ͞ΕͨΓͯ͠΄͘͠ͳ͍ɻ ྫ͍·Θͨ͠ΦϒδΣΫτ͕มߋ͞ΕͨΒɺ ςετ݁Ռʹҧ͍͕ͰΔͳͲɻ
ςετઈରʹґଘؔΛ࡞ͬͯͳΒͳ͍ɻ ςετ͕ࣦͭഊͨ࣌͠ʹ͕ͭͭ͋Δͱɺ मਖ਼͕ࠔʹͳΔͨΊɻ
ϑΟΫενϟʔ ςετΛߦ͏࣌ʹ༻͢ΔΦϒδΣΫτͷݕূΛߦ͏ࡍʹɺ ΦϒδΣΫτͷݕূίʔυΑΓɺςετΛߦ͏ͨΊͷࣄલ ४උͷίʔυͷํ͕͘ͳΓɺॏෳͯ͠͠·͏͜ͱɻ
ϑΟΫενϟʔͷϝϦοτɾσϝϦοτ ϝϦοτɿͯ͢ͷςετ४උίʔυ͕ॻ͔Ε͍ͯΔ߹ɺ ςετΛ্͔ΒಡΊྑ͍ঢ়ଶʹͳΔɻ σϝϦοτɿॻ͘ͷʹ͕͔͔࣌ؒΓɺมߋ͕͋ͬͨ߹ෳ ͷՕॴΛมߋ͢Δඞཁ͕͋Δɻ
ϑΟΫενϟʔΛղܾ͢ΔͨΊʹɺڞ௨Խ͗͢͠Δͱɺ ςετΛߦ͍ͬͯΔ࣌ʹଞʹͲΜͳॲཧ͕ಈ͍͍ͯΔ͔ Ѳ͢Δඞཁ͕͋ΔͨΊɺྑ͍ԘകΛݟ͚ͭΔඞཁ͕͋Δɻ
ୈষ ޙย͚
ୈষͷओͳ༰ ςετϝιουͰɺUFBS%PXOϝιουͱݺΕΔͷ͕͋Δɻ TFU6QͰςετʹඞཁͳ֎෦ϦιʔεΛ४උ͠ɺUFBS%PXOͰ༻ҙ͠ ͨ֎෦ιʔεΛ։์͢Δɻ
ୈষͰग़͖ͯͨ༻ޠ ɾUFBS%PXOϝιου ɾ-PH4USJOHύλʔϯ ɾ໌നͳ࣮
UFBS%PXOϝιουʹ͍ͭͯ TFU6QϝιουͰׂΓͯΒΕͨ֎෦Ϧιʔε ϑΝΠϧ ιέοτͳͲ ߹ͷΈɺͦΕΒΛ։์͢ΔΛͭϝ ιουɻ
-PH4USJOHύλʔϯʹ͍ͭͯ ਖ਼͍͠ॱ൪Ͱϝιου͕ݺΕ͍ͯΔ͜ͱΛ ςετ͍ͨ͠߹ʹ༻͢Δɻ
໌നͳ࣮ʹ͍ͭͯ ͲΜͳ࣮Λ͢Δ͖͔طʹѲ͍ͯͯ͠ɺࡉ͔͍εςοϓ Ծ࣮ͳͲ Λ౿·ͣʹ࣮͢Δ͜ͱɻ
ୈষ ্͑͛ɻ
ୈষͷओͳ༰ ςετΛಈ͔ͨ࣌͠ʹɺʮSVO GBJMFEΤϥʔ༰dʯͱ͍͏Α͏ ʹදࣔ͞ΕΔͨΊʹɺ·͍ͣͭ͘ςετ͕͔ͬͨΛࣔ͢ϩάΛग़ ྗ͢ΔॲཧΛ࡞ɻ
ୈষ ࣦഊͷѻ͍ɻ
ୈষͷओͳ༰ ୈষͰߦͬͨॲཧͷଓ͖ɻ ষͰΤϥʔͷྫ֎ΛΩϟον͢ΔΈͳ͔͕ͬͨɺςετͷ தͰࣦഊϝιουͷݺͼग़͠ɺྫ֎ͷॱʹςετΛࡉ͔͘ߦ͍ςετ ʹࣦഊͨ͠߹ʮSVO GBJMFEʯͱ͍ͬͨܗͰදࣔ͞ΕΔΑ͏ʹ ࣮ɻ
ୈষ εΠʔτʹ·ͱΊΔɻ
ୈষͷओͳ༰ ࠓ·Ͱߦ͖ͬͯͨςετΛΒͤΔͨΊʹॻ͍ͨॲཧΛ 5FTU4VJUFʹ·ͱΊΔͱ͍͏ͷɻ
#FGPSF ষऴྃ࣌ͷίʔυɻ
"GUFS ষऴྃ࣌ͷίʔυɻ
ୈষͰग़͖ͯͨ༻ޠ ɾ5FTU4VJUF ɾ$PNQPTJUFύλʔϯ ɾ$PMMFDUJOH1BSBNFUFSύλʔϯ
5FTU4VJUFʹ͍ͭͯ ͋ΔϓϩάϥϜ͕ͭɺಛఆͷৼΔ͍Λ·ͱΊͨ ςετέʔεͷմͷ͜ͱɻ
$PNQPTJUFύλʔϯʹ͍ͭͯ ೖΕͱதͷͷΛಉҰͷͷͱଊ͑ͯɺ࠶ؼతͳߏ ͰॲཧΛ؆୯ʹ͢Δ͜ͱ͕Ͱ͖ΔσβΠϯύλʔϯɻ
࣮ࡍͷྫͱͯ͠ࢀߟʹͳΓͦ͏ͳͷɻ IUUQTXXXSJUPMBCDPNFOUSZ
֓ཁ $PNQPTJUFύλʔϯΛ༻͍ͯɺσΟϨΫτϦͷ߹ σΟϨΫτϦͱͦΕʹ࿈ͳΔϑΝΠϧදࣔɻ ϑΝΠϧͷΈͷ߹ɺϑΝΠϧͷΈͷදࣔΛग़͚͠ ͍ͯΔॲཧ͕ྫͱͯ͠ॻ͍ͯ͋Δɻ
$PMMFDUJOH1BSBNFUFSύλʔϯʹ͍ͭͯ ϝιουͷΓΛϕʔεʹσʔλΛ࡞͢ΔͷͰͳ ͘ɺҾʹͨ͠ΦϒδΣΫτʹσʔλΛੵ͍ͯ͘͠ σβΠϯύλʔϯɻ
#FGPSF $PMMFDUJOH1BSBNFUFSύλʔϯલͷίʔυɻ
"GUFS $PMMFDUJOH1BSBNFUFSύλʔϯޙͷίʔυɻ
ୈষ Y6OJUͷશମ;Γ͔͑Γ
ୈষͷओͳ༰ Y6OJUΛ࣮͢Δͭͷҙ͕ٛ͋Δɻ ̍ͭɺࣗࣗͰ࣮͢Δ͜ͱʹΑͬͯɺ͕ࣗҰ൪Α͍ͬͯ͘͠ Δಓ۩͕खʹೖΔͱ͍͏͜ͱɻ ख़ୡ ͏̍ͭɺY6OJUͷ࣮Λ௨ͯ͡৽͍͠ϓϩάϥϛϯάݴޠͰඞཁ ͳػೳΛཏ͢Δ͜ͱ͕Ͱ͖Δɻ
·ͱΊٴͼײ Y6OJUͬͯཪͰ͜͏͍͏෩ʹͳ͍ͬͯΔͷ͔ͱ͍ͬͨยྡྷΛΔ͜ͱ ͕Ͱ͖ͨɻ ·ͨɺ్தͷνϟϓλʔͰ͕͋ͬͨɺΑΓྑ͍ςετΛॻͨ͘Ίʹ ɺͱʹ͔͘ςετΛॻ͍ͯܦݧΛੵ͍ͯ͘͠ඞཁ͕͋Δͱ͍͏ ͜ͱΛ࣮ײͨ͠ɻ