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
What is iOSSnapshotTestCase
Search
Shingo Tamaki
August 24, 2018
Technology
1
930
What is iOSSnapshotTestCase
Description of how to use iOSSnapshotTestCase.
Shingo Tamaki
August 24, 2018
Tweet
Share
More Decks by Shingo Tamaki
See All by Shingo Tamaki
Introduction to Claude Code Action
tamaki
0
600
AIエージェントを使ったiOSアプリ開発を試してみた
tamaki
0
90
沖縄モバイルアプリ開発勉強会#1
tamaki
0
110
iOSアプリ開発を始めよう
tamaki
0
190
詳解xcresult.pdf
tamaki
0
360
メルペイでのリグレッションテスト自動化推進のこれまでとこれから
tamaki
0
750
What do you want to test with UI Test v2
tamaki
2
900
JPQRによって変わる日本のQRコード決済
tamaki
0
300
What's New in Testing
tamaki
1
58
Other Decks in Technology
See All in Technology
LangSmith×Webhook連携で実現するプロンプトドリブンCI/CD
sergicalsix
1
230
2025-07-06 QGIS初級ハンズオン「はじめてのQGIS」
kou_kita
0
170
Delegating the chores of authenticating users to Keycloak
ahus1
0
140
Getting to Know Your Legacy (System) with AI-Driven Software Archeology (WeAreDevelopers World Congress 2025)
feststelltaste
1
130
マーケットプレイス版Oracle WebCenter Content For OCI
oracle4engineer
PRO
3
960
LLM時代の検索
shibuiwilliam
1
120
AWS Organizations 新機能!マルチパーティ承認の紹介
yhana
1
280
freeeのアクセシビリティの現在地 / freee's Current Position on Accessibility
ymrl
2
190
生成AI開発案件におけるClineの業務活用事例とTips
shinya337
0
260
OPENLOGI Company Profile
hr01
0
67k
Beyond Kaniko: Navigating Unprivileged Container Image Creation
f30
0
130
ビズリーチが挑む メトリクスを活用した技術的負債の解消 / dev-productivity-con2025
visional_engineering_and_design
3
7.5k
Featured
See All Featured
KATA
mclloyd
30
14k
The Straight Up "How To Draw Better" Workshop
denniskardys
234
140k
How to Think Like a Performance Engineer
csswizardry
25
1.7k
Practical Orchestrator
shlominoach
189
11k
10 Git Anti Patterns You Should be Aware of
lemiorhan
PRO
656
60k
Site-Speed That Sticks
csswizardry
10
690
Balancing Empowerment & Direction
lara
1
430
Writing Fast Ruby
sferik
628
62k
Making Projects Easy
brettharned
116
6.3k
VelocityConf: Rendering Performance Case Studies
addyosmani
332
24k
Cheating the UX When There Is Nothing More to Optimize - PixelPioneers
stephaniewalter
281
13k
Measuring & Analyzing Core Web Vitals
bluesmoon
7
510
Transcript
iOSSnapshotTestCase ͰϏϡʔͷςετΛߦ͏
ࣗݾհ • ۄ৴ޛ • iOS Engineer • iOSDC2018Ͱελοϑ͠·͢
iOSSnapshotTestCaseͱ View based testingΛߦ͏ͨΊͷπʔϧ ݩFBSnapshotTestCaseͰɺͱͱFacebook Ϗϡʔͷը૾Λ͖߹ΘͤͯมߋҰக͢Δ͔Λςετ͢Δػೳ ͕͋Γ·͢ɻ
ḪΔࣄҰલ
ḪΔࣄҰલ
ผͷखஈΛݕ౼ͯ͠ΈͨΓ WiremockΛͬͨUIςετ https://speakerdeck.com/tamaki/wiremockdexing-uuitesuto
σϝϦοτ͋Γ·ͨ͠ • XCUITestͷ࣮ߦ࣌ؒ • XCUITestͰը໘ͷঢ়ଶΛ࡞Δखؒ
ͱࢥͬͨΒ...
iOSSnapshotTestCaseͱͯ͠෮׆ Uber͕Ҿ͖ܧ͙ܗͰ෮׆ https://github.com/uber/ios-snapshot-test-case
࠶ͼ͍࢝ΊΔࣄʹ͠·ͨ͠ɻ
iOSSnapshotTestCase ͷ͍ํ
Πϯετʔϧ target "Tests" do use_frameworks! pod 'iOSSnapshotTestCase' end
ઃఆ • FBREFERENCEIMAGEDIR: $(SOURCEROOT)/$ (PROJECT_NAME)Tests/ReferenceImages • IMAGEDIFFDIR: $(SOURCEROOT)/$(PROJECTNAME)Tests/ FailureDiffs
ςετ࡞ FBSnapshotTestCaseΛܧঝͨ͠ςετέʔεΛ࡞͠·͢ɻ class iOSSnapshotTestCaseSampleTests: FBSnapshotTestCase { }
ςετϝιου࡞ FBSnapshotVerifyViewͰରͷϏϡʔΛνΣοΫ͠·͢ɻ ରͷϏϡʔͷαΠζCGRect(x:y:width:height)ͳͲͰࢦఆ͠ ͓͖ͯ·͠ΐ͏ɻ view.frame = CGRect(x: 0, y: 0,
width: 768, height: 1024) FBSnapshotVerifyView(view, identifier: "view id")
ϦϑΝϨϯεը૾ͷ࡞ recordMode͕trueͷͰςετΛ࣮ߦ͢ΔͱϦϑΝϨϯε༻ը૾ ͕ੜ͞Ε·͢ɻ override func setUp() { super.setUp() recordMode =
true }
ϦϑΝϨϯεը૾ ReferenceImages_64ͷԼʹςετλʔήοτ໊.ςετέʔ ε໊ͷσΟϨΫτϦͱɺ ͦͷԼʹ͖߹ΘͤʹඞཁͱͳΔࢀর༻ը૾͕࡞͞Ε·͢ɻ iOSSnapshotTestCaseSampleTests/ ├── Info.plist ├── ReferenceImages_64 │
└── iOSSnapshotTestCaseSampleTests.TopScreenSnapshotTests │ └──
[email protected]
└── TopScreenSnapshotTests.swift
ϦϑΝϨϯεը૾
ςετͷ࣮ߦ recordModeΛfalseʹ͢ΔࣄΛΕͳ͍Α͏ʹɻ override func setUp() { super.setUp() recordMode = false
}
ςετ݁Ռ
ը໘͕มߋ͠ςετΛ࣮ߦ͢Δͱ... ૂ͍௨Γςετࣦഊ͠·ͨ͠Ͷʁ
FailureDiffsΛݟͯΈΑ͏ ├── FailureDiffs │ └── iOSSnapshotTestCaseSampleTests.TopScreenSnapshotTests │ ├──
[email protected]
│
├──
[email protected]
│ └──
[email protected]
├── Info.plist ├── ReferenceImages_64 │ └── iOSSnapshotTestCaseSampleTests.TopScreenSnapshotTests │ └──
[email protected]
└── TopScreenSnapshotTests.swift
FailureDiffsͷத FailureDiffsσΟϨΫτϦ͕ੜ͞Εɺ3ͭͷϑΝΠϧ͕ೖͬͯ· ͢ file name description diff_*.png Ϗϡʔͷ͖߹Θͤࠩ failed_*.png ݱࡏͷϏϡʔ
reference_*.png ࢀর༻ͷϏϡʔ(͋Δ͖Ϗϡʔͷը૾)
FailureDiffsͷத
ࢀর༻ͷը૾ͷ࠶ੜ ઌ΄ͲͷςετϏϡʔʹ͕ࠩ͋Γςετࣦഊ͠·ͨ͠ ͕ɺఆͨ͠௨Γͳ༁Ͱ͔͢Βɺ࠶ࢀর༻ͷը૾Λొ͠ ͠·͢ɻ
جຊతͳ͍ํ(·ͱΊ) ͜ͷΑ͏ͳ࡞ۀΛ܁Γฦ͢ࣄͰҎԼͷΑ͏ͳԸܙΛड͚Δ͜ͱ ͕Ͱ͖·͢ɻ • ҙਤ͠ͳ͍ը໘่ΕΛݕग़དྷΔ • PR࣌ʹϦϑΝϨϯεը૾ؚ͕·ΕΔࣄͰը໘ͷ֬ೝָ͕ʹͳ Δ
Tips
ෳαΠζͷରԠ ϏϡʔͷαΠζॎԣͷରԠͳͲͨ͘͠ͳΓ·͢ΑͶʁ ྫ͑ྻڍܕͰσόΠεαΠζΛఆٛ enum DeviceSize: String { case size_10_5_inch =
"10.5inch" case size_12_9_inch = "12.9inch" static func all() -> [DeviceSize] { return [ .size_10_5_inch, .size_12_9_inch, ] }
ෳαΠζͷରԠ ͖ຖͷ֤σόΠεͷαΠζ(Rect)Λฦ͢ϝιουΛੜͨ͠Γ ͢ΔͱָʹͳΓͦ͏Ͱ͢ɻ func frame(with orientation: UIInterfaceOrientation) -> CGRect {
switch (self, orientation) { case (.size_10_5_inch, .portrait): return CGRect(x: 0, y: 0, width: 834, height: 1112) case (.size_10_5_inch, .landscapeLeft): return CGRect(x: 0, y: 0, width: 1112, height: 834) case (.size_12_9_inch, .portrait): return CGRect(x: 0, y: 0, width: 1024, height: 1366) case (.size_12_9_inch, .landscapeLeft): return CGRect(x: 0, y: 0, width: 1366, height: 1024) default: return CGRect.zero } } }
ෳαΠζͷରԠ FBSnapshotVerifyViewجຊతʹ1ϏϡʔͣͭVerify͍ͯ͘͠ͷ Ͱ͕͢ɺSnapshotVerifyViewAllSizeΛ࡞ͬͯෳαΠζΛҰ ؾʹςετग़དྷΔΑ͏ʹͨ͠Γ͍ͯ͠·͢ɻ extension FBSnapshotTestCase { public func SnapshotVerifyViewAllSize(_
vc: UIViewController, identifier: String = "", orientation: UIInterfaceOrientation) { for size in DeviceSize.all() { XCTContext.runActivity(named: "\(identifier)_\(size.rawValue)", block: { activity in let view = vc.view! view.frame = size.frame(with: orientation) FBSnapshotVerifyView(view, identifier: activity.name) }) } } }
Ϗϡʔͷঢ়ଶ࡞Γʹ͍ͭͯ • XCUIDevice.shared.orientationΛsetupͰ੍ޚग़དྷΔʁ • ࣦഊ͢Δ͜ͱ͕͋ͬͨ(or ग़དྷͳ͔ͬͨ) هԱʹͳ ͍ •
࣮ߦΓ͘ͳͬͨ • UIςετͷΈΛ͏ࣄʹҧײΛײͨ͡ • ૉʹΠχγϟϥΠβͰDI͢Δࣄʹͨ͠
ɹϨϏϡʔ࣌ʹཱͭ GithubGitlabը૾ࠩΛදࣔͰ͖ΔΑ͏ʹͳͬͨͷͰϨ Ϗϡʔ࣌ʹԿ͕มΘ͔ͬͨΛ֬ೝ͍͢͠
ݒ೦ • ը໘͕ଟ͍ΞϓϦͷ߹ͷϦϙδτϦͷαΠζ૿Ճ • Uber͕ϝϯςΊΔ • ࠓࣗͰר͖औͬͯϝϯς͢Δؾ࣋ͪΛ࣋ͱ͏͔ͳ ͱɻ
·ͱΊ • UIςετE2EͰͳ͘ϏϡʔͷΈΛςετ͍ͨ͠߹ʹ͓ ͢͢ΊͰ͢ • ௨ৗͷ୯ମςετΑΓ͔͔࣌ؒΓ·͢ • ϏϡʔͷϓϩύςΟͳͲʹΞΫηεͯ͠ςετ͢Δํ๏ ͋Δ
Ҏ্ɺ͝੩ௌ͋Γ͕ͱ͏ ͍͟͝·ͨ͠ɻ
ࢀߟ https://github.com/facebookarchive/ios-snapshot-test-case https://github.com/facebookarchive/ios-snapshot-test-case/ issues/227#issuecomment-335175385 https://www.objc.io/issues/15-testing/snapshot-testing/