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
XP, Testing and ninja testing
Search
Sponsored
·
Ship Features Fearlessly
Turn features on and off without deploys. Used by thousands of Ruby developers.
→
seki at druby.org
June 27, 2025
Programming
1.1k
3
Share
XP, Testing and ninja testing
Rubyセミナー大阪 2025で話したスライドのXPとテストのPartだよ!
忍者式テストはSQiP2023やSS2023を探してみるか、m_sekiに問い合わせてね
seki at druby.org
June 27, 2025
More Decks by seki at druby.org
See All by seki at druby.org
Programming with a DJ Controller — not vibe coding
m_seki
3
910
Agile Leadership Summit Keynote 2026
m_seki
1
1.3k
RWC2025 Ninja-testing with smart playlist
m_seki
4
1.3k
XP, Testing and ninja testing ZOZ5
m_seki
3
2.7k
RWC 2024 DICOM & ISO/IEC 2022
m_seki
0
570
ERB, ancient and future
m_seki
3
1k
ERB Hacks
m_seki
1
1.7k
わりこまれるはなし
m_seki
0
1.1k
ぼくのかんがえたさいきょうのけいやくによるプログラミング
m_seki
2
1.5k
Other Decks in Programming
See All in Programming
How We Practice Exploratory Testing in Iterative Development( #scrumniigata ) / 反復開発の中で、探索的テストをどう実施しているか
teyamagu
PRO
3
1k
My daily life on Ruby
a_matsuda
3
420
KMP × Kotlin 2.3 - How Android Got Slower While iOS Builds Improved by 47%
rio432
0
240
iOS26時代の新規アプリ開発
yuukiw00w
0
160
エラー処理の温故知新 / history of error handling technic
ryotanakaya
7
1.9k
Agentic UI in the Frontend: Architectures with Open Standards @JAX 2026 in Mainz
manfredsteyer
PRO
0
120
AI時代になぜ書くのか
mutsumix
0
430
The Past, Present, and Future of Enterprise Java
ivargrimstad
0
440
Migrations : C'est une question d'hygiène !
vinceamstoutz
0
680
AI Agent と正しく分析するための環境作り
yoshyum
2
550
ソースコード→AST→オペコード、の旅を覗いてみる
o0h
PRO
1
140
検索設計から 推論設計への重心移動と Recall-First Retrieval
po3rin
5
1.7k
Featured
See All Featured
Navigating Algorithm Shifts & AI Overviews - #SMXNext
aleyda
1
1.2k
A Guide to Academic Writing Using Generative AI - A Workshop
ks91
PRO
1
300
The AI Revolution Will Not Be Monopolized: How open-source beats economies of scale, even for LLMs
inesmontani
PRO
3
3.5k
Efficient Content Optimization with Google Search Console & Apps Script
katarinadahlin
PRO
1
560
Evolving SEO for Evolving Search Engines
ryanjones
0
200
HDC tutorial
michielstock
2
670
Have SEOs Ruined the Internet? - User Awareness of SEO in 2025
akashhashmi
0
340
Distributed Sagas: A Protocol for Coordinating Microservices
caitiem20
333
22k
The Anti-SEO Checklist Checklist. Pubcon Cyber Week
ryanjones
0
140
Unsuck your backbone
ammeep
672
58k
The Hidden Cost of Media on the Web [PixelPalooza 2025]
tammyeverts
2
300
CoffeeScript is Beautiful & I Never Want to Write Plain JavaScript Again
sstephenson
162
16k
Transcript
OJOKBUFTUJOHDPN 91ͱςετ ~ ऀࣜςετͷ࣮ફ͔Β ~
91ͱςετ ~ ऀࣜςετͷ࣮ફ͔Β ~
91Λհͨ͠ɻ࣍ςετ 91ͱςετ ~ ऀࣜςετͷ࣮ફ͔Β ~
͔͜͜Βຊฤɻ 91ͱςετ ~ ऀࣜςετͷ࣮ફ͔Β ~
ࣗݾհ ͋ͷʢҩྍػثιϑτΣΞ։ൃͷF9USFNFͳʣνʔϜʹॴଐ͢Δ։ൃऀ ؔকढ़ϓϩάϥϚ ਂ୩ඒςελʔ ͜ͷ9ઢ$5ը૾ࢲͨͪͷ։ൃͨ͠ஔͰࡱӨͨ͠ࢲͨͪͷதʢਓؒυοΫͷ࠶ݕࠪͰࡱͬͯΒͬͨΑʂʣ
91ͱςετ ~ ऀࣜςετͷ࣮ફ͔Β ~
F9USFNF1SPHSBNNJOH 91 ΞδϟΠϧϓϥΫςΟεϚοϓ"HJMF4UVEJPIUUQTXXXBHJMFTUVEJPKQBHJMFQSBDUJDFNBQ
F9USFNF1SPHSBNNJOH ✦ ϙετɾιϑτΣΞֶख๏ ✦ ιϑτΣΞ։ൃϏδωεͷن ✦ ϕετϓϥΫςΟεΛۃʹ࣮ࢪ ✦ ։ൃαΠΫϧΛૉૣ͘ճ͢
91 ΞδϟΠϧϓϥΫςΟεϚοϓ"HJMF4UVEJPIUUQTXXXBHJMFTUVEJPKQBHJMFQSBDUJDFNBQ
F9USFNF1SPHSBNNJOH ✦ ϙετɾιϑτΣΞֶख๏ ✦ ιϑτΣΞ։ൃϏδωεͷن ✦ ϕετϓϥΫςΟεΛۃʹ࣮ࢪ ✦ ։ൃαΠΫϧΛૉૣ͘ճ͢
91 ੈلͷऴΘΓͷιϑτΣΞֶΛ্ॻ͖͠ʹ͖ͨʂʢͷ࡞Γํͩͬͨͷͷ͕ঃʑʹ࡞ΒͤํʹͳͬͨɻͦΕΛ࠶ͼ࡞Γํʹͨ͠ײ͢͡Δʣ
F9USFNF1SPHSBNNJOH ✦ ϙετɾιϑτΣΞֶख๏ ✦ ιϑτΣΞ։ൃϏδωεͷن ✦ ϕετϓϥΫςΟεΛۃʹ࣮ࢪ ✦ ։ൃαΠΫϧΛૉૣ͘ճ͢
91 ϏδωεͳͷͰɺͦͦ͜͜ʹෳࡶͰɺਓࢿۚʹ੍͕͋ΓɺϦϦʔε͢Δ͕ܾ·͍ͬͯΔɻͦ͏͍͏ϓϩδΣΫτʹ͍͍ͯΔɻʢখ͍͞ͱ͖ʹཱͨͳ͍ʣ
F9USFNF1SPHSBNNJOH ✦ ϙετɾιϑτΣΞֶख๏ ✦ ιϑτΣΞ։ൃϏδωεͷن ✦ ϕετϓϥΫςΟεΛۃʹ࣮ࢪ ✦ ։ൃαΠΫϧΛૉૣ͘ճ͢
91 ͍͍͘͢͝ϓϥΫςΟεΛۃʹΔʂۃྲྀϓϩάϥϛϯάͷ༝དྷɻʢ㲈ͪΐͬͱ͍͍ͭΛ·ΜΜͳͬͨ͘Γ͠ͳ͍ʣ
F9USFNF1SPHSBNNJOH ✦ ϙετɾιϑτΣΞֶख๏ ✦ ιϑτΣΞ։ൃϏδωεͷن ✦ ϕετϓϥΫςΟεΛۃʹ࣮ࢪ ✦ ։ൃαΠΫϧΛૉૣ͘ճ͢
91 ૉૣ͘ɺʢͱ͔ૣ͘ͱ͔εϐʔυͱ͔ʣͪΐͬͱΘ͔Γʹ͍͘
F9USFNF1SPHSBNNJOH ✦ ૉૣ͘ٸ͍ͰΔ͜ͱͰͳ͍ ✦ λΠϜϘοΫε ✤ ظؒͱඪʢͷ֬ೝํ๏ʣ ✦ ֬ೝ͢Δͱ͍͏͜ͱɺͦͷํ๏ɺ࣌ ظΛλΠϜϘοΫεͷ࢝Ίʹߟ͑Δ
͜ͱ͕ૉૣ͞Λৢ͢ ✦ ਓϛε͢Δɺ͕ࠜఈʹ͋Δ ✤ ૣ͘ϛε͕όϨΔΑ͏ʹ ϛε͠ͳ͍Α͏ʹͯ͠ϛε͢Δ 91 ͍ΖΜͳλΠϜϘοΫε͕͋ͬͯɺͦΕΛར༻ͯ͠Λ໌ΔΈʹग़͢ɻʢۃʹͨ͠Β࣌ؒཧͷςΫχοΫͰͳ͘ͳͬͨʣ
F9USFNF1SPHSBNNJOH ✦ ෮։ൃͷ͍͍ͭ͘͢͝ʹͨ͠ʂ ✤ ϢʔβʔετʔϦʔ ͣͬͱΔʗຖݟ͢ʗೖΕࢠ͕ͳ͍ ✤ ड͚ೖΕςετ
શһΔʗͣͬͱΔʗຖݟ͢ʗ৽ ͨͳΛΈ͚ͭΔςετʹ͢Δ ✤ ςετۦಈ։ൃ ͋ΒΏΔΞΫςΟϏςΟʹൣғΛ͛Δ ✦ ͦ͏͍͏ͭΓͰຊฤΛฉ͜͏ ऀࣜςετͰ
͜Εͨͩͷ91Ͱ͋Δ F9USFNF1SPHSBNNJOH ✦ 91ࣗମʹۃ͞Λ͞Βʹ্͛Δ͜ͱΛଅ͢Έ͕ࡏ͞Ε͍ͯΔʢͱࢥ͏ ✤ 91ͷຊʹॻ͍ͯ͋Δఔͷۃ͞ɺग़ൃͰ͋ͬͯͦΕ͕ਖ਼͍͠91ͱ͍͏Θ͚ ͡Όͳ͍ ✤ ͦͷۃ͞ʹཹ·Δͷຊʹۃྲྀ͔ʁ ͷ91ࡇΓͷ࣌ͰͦΕʹؾ͍͍ͮͯ·ͤΜͰͨ͠
91Λհͨ͠ɻ࣍ςετ 91ͱςετ ~ ऀࣜςετͷ࣮ફ͔Β ~
ాਓ͞Μᐌ͘
ాਓ͞Μᐌ͘ ͍ͭҾ༻ͯ͘͠Εͯ͋Γ͕ͱ͏͍͟͝·͢
UXBEB͞Μᐌ͘
ղઆ͠·͢ ද໘తʹฉ͘ͱؾ͕͍͍͕ ✦ ςετΛͯ͠ϞϊΑ͘ͳΒͳ͍ ✤ Α͘͢ΔͷϓϩάϥϛϯάͩͧʂʢͦΕͦ͏ʣ ͬͺϓϩάϥϛϯάॏཁͩͳʔ
ςετͰΛݟ͚ͭͯͳ͓͢ ✦ ؾʹೖΒͳ͍͜ͱΛ୳ͯ͠ɺͬͱྑ͘͢ΔͨΊʹςετ͢Δ ✤ ͏·͍ͬͨ͘ςετɺͱ͍͏ͷ৽͍͠Λݟ͚ͭΒΕͨςετ ✤ ࣦഊͨ͠ςετɺͱ͍͏ͷͳʹ͕ݟ͔ͭΒͳ͔ͬͨςετ ͜ͷλʔϯຊฤͷཧղΛॿ͚ΔલઆͰ͢Α ΤϥʔΛൃݟ͢ΔతͰϓϩάϥϜΛ࣮ߦ͢Δաఔ͕
ςετͰ͋Δɽ ιϑτΣΞͷ৴པੑQ
ࣗಈԽ͍ͨ͠ͷʁ ͳ͓ऀࣜςετͷςετखಈςετͰ͢ ✦ ճάϦʔϯʹͳͬͯCJUΑ͘ͳΒͳ͍͚Ͳ ✤ ͔ͩΒࣗಈԽͰ͢ΑʂແବͳΜͰʂʢΘ͔Δʣ ✤ Ͱ͔ͯ͠͠࡞Γյ͕͋͠Δ͔͠Εͳ͍͔Β ͦΜͳʹ৺ੑͷਓ͕ࣗಈԽͰ͖ͨͱ͜Ζʹ͔͕͠ͳ͍ͬͯࢥ͏͕ͣͳ͍Αͳ
✤ ςετͷࣗಈԽ࣮ߦΑΓɺࣗಈԽ͢ΔաఔͰͷ࣮ͷચ࿅ʢϓϩάϥϛϯάʣ ͷ΄͏ʹՁ͕͋Δ ʮ࣭Λ୲อ͢Δʯͱ͍͏ϑϨʔζ͕ӕ͗͘͢͞ΔͷͰ᪳ͳ͘͏ਓͱڑஔ͘Α͏ʹͯ͠Δɻอͱ͍͍͍͑ͷʹ ͜ Ε Ϩ τ ϩ χ Ϝ ʁ
ऀࣜςετͷςετ͜͏͍͏ςετ ͍ΘΏΔςετٕ๏ͷతͱ͍ͩͿ͕ͪ͏ ✦ Βͳ͍Λ୳ͨ͢Ίͷςετ ✤ ͳ͓ͨ͢ΊʹΔ ✤ ޙΓͤ͞ΔͨΊʹΔ ✦ άϦʔϯͷΛ૿͍ͨ͠Θ͚͡Όͳ͍
✦ खΛݮΒͨ͢ΊͷςετͰͳ͍ ✦ Կݴ͏͚ͲखಈͰͬͯΔΑʂ ͜ͷλʔϯऀࣜςετͷཧղΛॿ͚ΔલઆͰ͢Α
͔͜͜Βຊฤɻ 91ͱςετ ~ ऀࣜςετͷ࣮ફ͔Β ~
ݴ͍ͨ͜͠ͱ͕͋Δ Γ
ظ͕ؒ͋Δͱߟ͍͑͢ ✦ ͋ͱिؒʢɾ࣌ؒʣͳΒ ✤ ͳʹΛ͢Δͷ͕͓ಘ͔ʁ ✤ ͲͷػೳΛ࡞Δ͔ ✤ ͲͷΛͳ͓͔͢ ✤
ͲΜͳςετΛ͢Δ͔ ✤ ͲΜͳจॻΛ͔͢ ✦ ظ͕ؒ͋Δ͜ͱͰબͰ͖ΔɾܾΊ ΒΕΔ ✦ ʮͷ͘͢͝Α͍͜ͱʯ͚ͩʹͳΔ λΠϜϘοΫεԾઆ ظ͕ؒఆ·Βͳ͍ͱʮΑ͍͜ͱʯΛશͯΛΓͨ͘ͳΔɻϏδωεͳͷͰ੍͕࣌ؒ͋ΔΜͩͧʂ
ͲΜͳจॻ͕ͬͨͷ͔ ݶΒΕͨظؒͰॻ͚ΔɾಡΊΔɾϝϯςφεͰ͖ΔͷͳΜͩʂʁ ✦ ͲΜͳͱ͖ʹಡΉʁ ✤ Εͨ͜Ζʹ͍߹Θ͕ͤ͋ͬͨΓɺվͨ͘͠ͳͬͨΓ͢Δͱ͖ ✦ ͳʹ͕΄͍͠ʁ ✤ ͍ํɻͦͷͱ͖ظ͍ͯͨ͠ͷಈ͖͕ॻ͍ͯ͋Δͱ͏Ε͍͠
͍·ͷಈ࡞͕ਖ਼͍͠ͷ͔յΕ͍ͯΔͷ͔ɺޙੈʹΘ͔Βͳ͍ ͦͷڍಈΛબΜͩҙਤʢ༷ͷૉΒ͠͞ɾٽ͘ٽ͘બΜͩʣͱ͔ ✦ ऀࣜςετͷνέοτͦͷͷ ✤ ͍ํɾ΄͍͠ͷ͕ςετهͰॻ͔Ε͍ͯΔ ✤ ͜ͷςετྫࣔʹΑΔ༷ʹۙ͘ɺΛ୳͢ͱ͖ͷग़ൃͱͳΔ ✤ ʢνέοτ໋ྩॻͱ͔ථͱ͔͡Όͳ͍Μͩͧʂʣ ؒຖબ͖ͯͨ݁͠Ռɺͬͨจॻड͚ೖΕςετͩͬͨ
ࠓ91ͱςετͱऀࣜςετͷ͓Λ͠·ͨ͠🥷 91ͱςετ ~ ऀࣜςετͷ࣮ફ͔Β ~