Upgrade to Pro — share decks privately, control downloads, hide ads and more …

Snapshot Testing at CMD+U Conf

Sponsored · SiteGround - Reliable hosting with speed, security, and support you can count on. →
Avatar for Luis Ascorbe Luis Ascorbe
July 08, 2016
Programming
2
140

Snapshot Testing at CMD+U Conf

Avatar for Luis Ascorbe

Luis Ascorbe

July 08, 2016
Tweet

More Decks by Luis Ascorbe

See All by Luis Ascorbe
Dave Verwer's Slides at NSSpain 2014
Avatar for Luis Ascorbe lascorbe
0
130
Andrew Yates' Slides at NSSpain 2014
Avatar for Luis Ascorbe lascorbe
0
110
Alberto Lopez's Slides at NSSpain 2014
Avatar for Luis Ascorbe lascorbe
0
40
Erik Erice's Slides at NSSpain 2014
Avatar for Luis Ascorbe lascorbe
0
97
Krzysztof Zabłocki's Slides at NSSpain 2013
Avatar for Luis Ascorbe lascorbe
8
440
Luis Solano's Slides at NSSpain 2013
Avatar for Luis Ascorbe lascorbe
3
130
Daniel Eggert's Slides at NSSpain 2013
Avatar for Luis Ascorbe lascorbe
8
210
Nacho Soto's Slides at NSSpain 2013
Avatar for Luis Ascorbe lascorbe
4
130

Other Decks in Programming

See All in Programming
maplibre-gl-layers - 地図に移動体たくさん表示したい
Avatar for Kouji Matsui kekyo
PRO
0
270
Understanding Apache Lucene - More than just full-text search
Avatar for Alexander Reelsen spinscale
0
120
TipKitTips
Avatar for Ryomm ktcryomm
0
170
Vuetify 3 → 4 何が変わった？差分と移行ポイント10分まとめ
Avatar for kouki.miura koukimiura
0
140
nuget-server - あなたが必要だったNuGetサーバー
Avatar for Kouji Matsui kekyo
PRO
0
250
Cyrius ーLinux非依存にコンテナをネイティブ実行する専用OSー
Avatar for n4mlz n4mlz
0
150
S3ストレージクラスの「見える」「ある」「使える」は全部違う ─ 体験から見た、仕様の深淵を覗く
Avatar for ya_ma23 ya_ma23
0
550
DevinとClaude Code、SREの現場で使い倒してみた件
Avatar for karia/Y.Hisamatsu karia
1
1.1k
Windows on Ryzen and I
Avatar for 瀬尾佳隆 seosoft
0
290
What Spring Developers Should Know About Jakarta EE
Avatar for ivargrimstad ivargrimstad
0
520
Kubernetesでセルフホストが簡単なNewSQLを求めて / Seeking a NewSQL Database That's Simple to Self-Host on Kubernetes
Avatar for nnaka2992 nnaka2992
0
120
Ruby x Terminal
Avatar for Akira Matsuda a_matsuda
7
600

Featured

See All Featured
Speed Design
Avatar for Sergey Chernyshev sergeychernyshev
33
1.6k
Leo the Paperboy
Avatar for Maya Tellez mayatellez
4
1.5k
Let's Do A Bunch of Simple Stuff to Make Websites Faster
Avatar for Chris Coyier chriscoyier
508
140k
How GitHub (no longer) Works
Avatar for Zach Holman holman
316
140k
Cheating the UX When There Is Nothing More to Optimize - PixelPioneers
Avatar for Stéphanie Walter stephaniewalter
287
14k
Believing is Seeing
Avatar for Spiro Bolos oripsolob
1
84
The #1 spot is gone: here's how to win anyway
Avatar for Tamara Novitovic tamaranovitovic
2
990
Paper Plane (Part 1)
Avatar for Katie Cordina Lindsey katiecoart
PRO
0
5.6k
WCS-LA-2024
Avatar for Leonardo Collado-Torres lcolladotor
0
480
How STYLIGHT went responsive
Avatar for nonsquared nonsquared
100
6k
brightonSEO & MeasureFest 2025 - Christian Goodrich - Winning strategies for Black Friday CRO & PPC
Avatar for Christian Goodrich cargoodrich
3
120
Dealing with People You Can't Stand - Big Design 2015
Avatar for Cassini Nazir cassininazir
367
27k

Transcript

  1. Snapshot Testing

  2. @lascorbe

  3. @lascorbe

  4. What’s Testing?

  5. What’s Snapshot Testing? Saved!

  6. What’s Snapshot Testing? Saved! Recreate! ==

  7. Calabash KIF UI Testing (Xcode)

  8. Calabash KIF UI Testing (Xcode) Acceptance Tests

  9. What’s Snapshot Testing? Unit Tests Integration Tests

  10. What’s Snapshot Testing? Integration Tests Snapshot Tests Unit Tests

  11. None

  12. States

  13. Text

  14. Devices

  15. Demo!

  16. FBSnapshotTestCase

  17. FBSnapshotTestCase CGContextRef

  18. FBSnapshotTestCase CGContextRef CGContextRef

  19. FBSnapshotTestCase CGContextRef CGContextRef <>

  20. FBSnapshotTestCase CGContextRef CGContextRef <> memcmp()

  21. Things to take into account

  22. Arquitecture

  23. Arquitecture Asynchronicity

  24. Arquitecture Asynchronicity Autolayout

  25. Arquitecture Asynchronicity Autolayout Repo space

  26. What’s nice

  27. See changes without running your app

  28. Gorgeous PRs!

  29. You’re testing a whole view at once

  30. Gotta go fast! “0.015 to 0.080 seconds per test on

    a Macbook Air” - @orta

  31. Bonus point

  32. Snapshots

  33. Snapshots-Peek

  34. Conclusion

  35. Conclusion 1. Open your app 2. Write some snapshot tests

    3. … 4. Profit!

  36. https://github.com/facebook/ios-snapshot-test-case https://www.objc.io/issues/15-testing/snapshot-testing/ https://github.com/ashfurrow/Nimble-Snapshots https://github.com/dblock/ios-snapshot-test-case-expecta https://github.com/orta/snapshots https://github.com/orta/snapshots-peek https://github.com/Lascorbe/cmduconf-project

  37. One more thing…

  38. None

  39. Sept 14-16 Logroño nsspain.com

  40. cmduconf-rocks

  41. @lascorbe