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
tests and the database
Search
Sponsored
·
Ship Features Fearlessly
Turn features on and off without deploys. Used by thousands of Ruby developers.
→
John Mettraux
November 29, 2018
Programming
390
0
Share
tests and the database
making some tests faster by starting from test database dumps
John Mettraux
November 29, 2018
More Decks by John Mettraux
See All by John Mettraux
hiroshima.rb #70 pomodoro
jmettraux
0
440
OpenBSD and Ruby
jmettraux
1
800
Ruby and FFI
jmettraux
0
430
headless in Hiroshima.rb #061
jmettraux
0
400
Ruby methods in ect - Hiroshima.rb #058
jmettraux
0
1.6k
flor - hubristic interpreter - RubyKaigi 2017
jmettraux
1
1.9k
deli @ Hiroshima.rb #057
jmettraux
0
1.6k
suhi215 yahoo proxy in python
jmettraux
0
1.8k
chruby
jmettraux
0
670
Other Decks in Programming
See All in Programming
Nuxt Server Components
wattanx
0
260
PHP でエミュレータを自作して Ubuntu を動かそう
m3m0r7
PRO
2
170
Mastering Event Sourcing: Your Parents Holidayed in Yugoslavia
super_marek
0
150
まかせられるPM・まかせられないPM / DevTech GUILD Meetup
yusukemukoyama
0
110
ファインチューニングせずメインコンペを解く方法
pokutuna
0
280
Linux Kernelの1文字のミスで 権限昇格ができた話
rqda
0
2.3k
의존성 주입과 모듈화
fornewid
0
110
Codex CLI でつくる、Issue から merge までの開発フロー
amata1219
0
330
今こそ押さえておきたい アマゾンウェブサービス(AWS)の データベースの基礎 おもクラ #6版
satoshi256kbyte
1
230
[PHPerKaigi 2026]PHPerKaigi2025の企画CodeGolfが最高すぎて社内で内製して半年運営して得た内製と運営の知見
ikezoemakoto
0
340
見せてもらおうか、 OpenSearchの性能とやらを!
shunta27
1
180
PCOVから学ぶコードカバレッジ #phpcon_odawara
o0h
PRO
0
240
Featured
See All Featured
コードの90%をAIが書く世界で何が待っているのか / What awaits us in a world where 90% of the code is written by AI
rkaga
61
43k
How People are Using Generative and Agentic AI to Supercharge Their Products, Projects, Services and Value Streams Today
helenjbeal
1
150
SEO for Brand Visibility & Recognition
aleyda
0
4.4k
How to Ace a Technical Interview
jacobian
281
24k
How to Create Impact in a Changing Tech Landscape [PerfNow 2023]
tammyeverts
55
3.3k
Hiding What from Whom? A Critical Review of the History of Programming languages for Music
tomoyanonymous
2
680
Design in an AI World
tapps
0
190
Agile that works and the tools we love
rasmusluckow
331
21k
Everyday Curiosity
cassininazir
0
190
Building Applications with DynamoDB
mza
96
7k
JavaScript: Past, Present, and Future - NDC Porto 2020
reverentgeek
52
5.9k
Navigating the moral maze — ethical principles for Al-driven product design
skipperchong
2
330
Transcript
None
tests and the database
hiro shima .rb #67 • Sinatra • Sequel • JRuby
hiro shima .rb #67
hiro shima .rb #67
hiro shima .rb #67 took 20s.
hiro shima .rb #67 took 20s.
hiro shima .rb #67 bxs spec/functional/models/sg_mandate_spec.rb:210 bxs spec/functional/models/sg_mandate_spec.rb -e fubar
bxs spec/functional/models/sg_mandate_spec.rb bxs spec/functional/models/ alias bxs=“bundle exec rspec” bxs
hiro shima .rb #67 bxs spec/functional/models/sg_mandate_spec.rb:210 bxs spec/functional/models/sg_mandate_spec.rb -e fubar
bxs spec/functional/models/sg_mandate_spec.rb bxs spec/functional/models/ alias bxs=“bundle exec rspec” bxs 30s to 2m 20m to 30m
hiro shima .rb #67 bxs spec/functional/models/sg_mandate_spec.rb:210 bxs spec/functional/models/sg_mandate_spec.rb -e fubar
bxs spec/functional/models/sg_mandate_spec.rb bxs spec/functional/models/ alias bxs=“bundle exec rspec” bxs focus control
hiro shima .rb #67 bxs spec/functional/models/sg_mandate_spec.rb:210 bxs spec/functional/models/sg_mandate_spec.rb -e fubar
bxs spec/functional/models/sg_mandate_spec.rb bxs spec/functional/models/ alias bxs=“bundle exec rspec” bxs focus control
hiro shima .rb #67 bxs spec/functional/models/sg_mandate_spec.rb:210 bxs spec/functional/models/sg_mandate_spec.rb -e fubar
bxs spec/functional/models/sg_mandate_spec.rb bxs spec/functional/models/ alias bxs=“bundle exec rspec” bxs focus control unit (no db access) functional (no browser) integration (selenium)
hiro shima .rb #67
hiro shima .rb #67
hiro shima .rb #67 what if we had a dump
of the test database, right after load_integration_fixtures() ?
hiro shima .rb #67 what if we had a dump
of the test database, right after load_integration_fixtures() ?
hiro shima .rb #67 what if we had a dump
of the test database, right after load_integration_fixtures() ?
hiro shima .rb #67 what if we had a dump
of the test database, right after load_integration_fixtures() ?
hiro shima .rb #67 what if we had a dump
of the test database, right after load_integration_fixtures() ? dump: 0.2s dump: 61M load: 1.8s
hiro shima .rb #67
hiro shima .rb #67
hiro shima .rb #67
hiro shima .rb #67
hiro shima .rb #67 still 20s cost remains
hiro shima .rb #67 still 20s cost remains
hiro shima .rb #67 still 20s cost remains
hiro shima .rb #67 still 20s cost remains
hiro shima .rb #67 still 20s cost remains
hiro shima .rb #67
hiro shima .rb #67
hiro shima .rb #67 the end