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
Introduction to Visual Regression Testing(JP)
Search
Yosuke Kurami
November 25, 2017
Programming
3
940
Introduction to Visual Regression Testing(JP)
nodefest 17 向け資料(日本語版)
Yosuke Kurami
November 25, 2017
Tweet
Share
More Decks by Yosuke Kurami
See All by Yosuke Kurami
App Router 悲喜交々
quramy
7
540
上手に付き合うコンポーネントテスト
quramy
4
1.9k
Patched fetch did not work
quramy
6
600
GraphQL あるいは React における自律的なデータ取得について
quramy
18
4.9k
Next.js App Router
quramy
15
3.4k
Fragment Composition of GraphQL
quramy
16
3.6k
reg-viz VRT tools
quramy
4
1.3k
NoInfer
quramy
0
250
Precondition with schema directives
quramy
0
1.5k
Other Decks in Programming
See All in Programming
CI改善もDatadogとともに
taumu
0
130
Kubernetes History Inspector(KHI)を触ってみた
bells17
0
230
SpringBoot3.4の構造化ログ #kanjava
irof
3
1k
Flutter × Firebase Genkit で加速する生成 AI アプリ開発
coborinai
0
160
技術を根付かせる / How to make technology take root
kubode
1
250
Visual StudioのGitHub Copilotでいろいろやってみる
tomokusaba
1
170
Rubyで始める関数型ドメインモデリング
shogo_tksk
0
120
PHP ステートレス VS ステートフル 状態管理と並行性 / php-stateless-stateful
ytake
0
110
Spring gRPC について / About Spring gRPC
mackey0225
0
230
XStateを用いた堅牢なReact Components設計~複雑なClient Stateをシンプルに~ @React Tokyo ミートアップ #2
kfurusho
1
930
時計仕掛けのCompose
mkeeda
1
300
PHPのバージョンアップ時にも役立ったAST
matsuo_atsushi
0
170
Featured
See All Featured
The Pragmatic Product Professional
lauravandoore
32
6.4k
Speed Design
sergeychernyshev
27
800
Templates, Plugins, & Blocks: Oh My! Creating the theme that thinks of everything
marktimemedia
30
2.2k
Designing for humans not robots
tammielis
250
25k
Making the Leap to Tech Lead
cromwellryan
133
9.1k
What's in a price? How to price your products and services
michaelherold
244
12k
Sharpening the Axe: The Primacy of Toolmaking
bcantrill
40
2k
Dealing with People You Can't Stand - Big Design 2015
cassininazir
366
25k
Building a Scalable Design System with Sketch
lauravandoore
461
33k
Faster Mobile Websites
deanohume
306
31k
Principles of Awesome APIs and How to Build Them.
keavy
126
17k
Optimising Largest Contentful Paint
csswizardry
34
3.1k
Transcript
Introduction to Visual Regression Testing #nodefest ‘17
ࠓͷ͓
ࣗࣾϑϩϯτΤϯυ։ൃʹ ը૾ճؼςετΛಋೖͨ͠
ͳͥը૾ճؼςετͳͷ͔ʁ
1. Ͳ͜·ͰDOMͷassert͢Δ͔ w type: Bͷͱ͖ʹɺԿΛνΣοΫ͠·͔͢ʁ nodeName, textContent, classList શ෦֬ೝ͢Δʁ <template>
<class="greeting" div> <div v-if="type === 'A'"> Good evening, {{name}}. </div> <div class="type-b" v-else-if="type === 'B'"> Bon soir, {{name}}. </div> <div v-else>Other...</div> </div> </template>
1. Ͳ͜·ͰDOMͷassert͢Δ͔ w BTTFSUॻ͖͗͢Δͱɺϝϯςͣ͠Β͍ʜ ͰBTTFSU͕গͳ͗͢Δͷෆ҆ʜ w ͦ͏ͩɺεφοϓγϣοτςετ͠Α͏ ƭ The latest
snapshot (DOM String) ƭ The actual snapshot (DOM String) Update if snapshot is accepted Assertion
2. ݟͨςετ͍ͨ͠ w ϢʔβʔΫϥε໊λά໊ʹڵຯ͕͋Δ༁͡Όͳ͍ .hoge { padding: 15px; color: #808080;
border: 1px solid currentColor; } <div class="hoge"> ABCDEF </div> ݕূ͍ͨ͠ର ͿͬͪΌ͚Ͳ͏Ͱ͍͍
୳͢ʁͦΕͱ࡞Δʁ w ॳز͔ͭͷπʔϧαʔϏεͷར༻Λݕ౼͢Δɺ ྑ͍ͷʹग़ձ͑ͳ͔ͬͨ w ࣗͨͪͰΈΛ࡞Δ͔͠ͳ͍ʂ
Λ͚Δ w εφοϓγϣοτ Ωϟϓνϟը૾ ͷऔಘ w ϑϩϯτΤϯυͷ࣮ɾςετํ๏ͱີʹؔ࿈ w εφοϓγϣοτ Ωϟϓνϟը૾
ͷൺֱ w ։ൃϫʔΫϑϩʔͱີʹؔ࿈
εφοϓγϣοτͷऔಘ
Ͳ͏࣮ͬͯ͠·͠ΐ͏͔ʁ
(ࢀߟ): πʔϧͷ߹Θͤྫ ιϑτΣΞελοΫͷྫ "QQ'SBNFXPSL "OHVMBS 5FTU'SBNFXPSL +BTNJOF 5FTU3VOOFS ࣗ࡞ #SPXTFS
.BOJQVMBUPS 1VQQFUFFS $POUJOVPVT*OUFHSBUJPO 0SBDMF8FSDLFS$*
Έ߹ΘͤຖʹΓํ༷ʑ
ΩϟϓνϟࣗಈԽͷ ීวతͳϙΠϯτ
1. CIͰϒϥβಈ͔͢ %PDLFS*NBHF࡞Δ࣌ͷࢀߟʹ w ࣮ϒϥβ͏ύλʔϯ w YWGC 9XJOEPXԾϑϨʔϜόοϑΝ ೖΕͱ͜͏ w
$ISPNFIFBEMFTT͏ύλʔϯ w YDC 9QSPUPDPM$MBOH#JOEJOHT ೖΕͱ͜͏
2. □□□□□□□□□ ˘˘˘˘˘˘˘˘˘˘˘˘˘˘˘˘˘˘˘˘˘˘˘˘ $*˘˘˘˘˘˘˘˘˘˘˘˘˘˘˘˘ ˘˘˘˘˘˘˘˘˘˘˘˘˘˘˘˘˘˘˘˘ ˘˘˘˘˘˘˘˘.JH.JY˘˘˘˘˘˘˘˘˘
2. ϑΥϯτೖΕ͓ͯ͘ ϚϧνόΠτݍΛλʔήοτʹ։ൃ͍ͯ͠ΔͷͰ͋Ε $*ʹϑΥϯτΛೖΕ͓͖ͯ·͠ΐ͏ɻ ં֯ͷΩϟϓνϟը૾͕౾ͩΒ͚ʹͳΓ·͢ɻ ͏ͪͷνʔϜͰ.JH.JYϑΥϯτΛ͍ͬͯ·͢ɻ
3. ِཅੑΛճආ͢Δ ʮಉ͡ιʔείʔυಉ͡ը૾ʯΛอূ͢Δ5JQT w $44Ξχϝʔγϣϯͷࢭ w Ωϟϓνϟऔಘ ͳΔ͘ ࠷ޙʹ࣮ߦ͢Δ *
{ transition: none !important; animation: none !important; } requestIdleCallback(() => screenshot(), { timeout: 30000 });
εφοϓγϣοτͷൺֱ
πʔϧΛ࡞ https://reg-viz.github.io/reg-suit/
reg-suitͷಛ ը૾εφοϓγϣοτςετʹ͓͚Δ w ࠩݕ w ൺֱ݁Ռͷදࣔ w εφοϓγϣοτͷߋ৽ Λ౷߹
ʮࠩൃੜ = ࣦഊʯͱݶΒͳ͍ ͜ͷϑϩʔΛ؆୯ʹ࣮ݱ͢ΔͨΊͷπʔϧ
αϯϓϧͰݟͯΈΑ͏
Demo 1. Push ~ ࠩݕ
Demo 2. ϨϏϡΞ௨ୡ
Demo 3. ࠩͷ֬ೝ
GitHubϑϩʔͱͷ౷߹
(΄΅) JavaScriptͰͰ͖͍ͯΔ w $-* /PEFKT w ը૾ࠩͷݕग़QOHKT QJYFMNBUDI w
ը૾ͷอଘ"844%, w (JU)VC"QQ "84-BNCEB w "QPMMP(SBQI2-$MJFOU w ൺֱϨϙʔτ 8FC#SPXTFS w ϑϩϯτΤϯυ7VFKT w ࠩใϚʔΩϯά0QFO$7 8FC"TTFNCMZ
·ͱΊ
·ͱΊ w ͬͯͯྑ͔ͬͨը૾ςετ w ςετΛॻ͘Ϟνϕʔγϣϯ্ w ϨϏϡʔෛՙͷܰݮ w SFHTVJU·ͩ·ͩվྑͷ༨͋Γʜ w
ϑΟʔυόοΫ13ͳͲ͓͓ͪͯ͠Γ·͢
Thank you ! by @Quramy