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

Visual Regression Testing With JavaScript

Avatar for Kevin Lorenz Kevin Lorenz
May 12, 2016
Technology
420
6

Visual Regression Testing With JavaScript

A talk about the whys and hows of visual regression testing.

Avatar for Kevin Lorenz

Kevin Lorenz

May 12, 2016

More Decks by Kevin Lorenz

See All by Kevin Lorenz
Your nesting is harmful – on abusing a preprocessor's feature
Avatar for Kevin Lorenz verpixelt
0
160

Other Decks in Technology

See All in Technology
BigQuery の Cross-cloud Lakehouse への歩み
Avatar for Tomonori Hayashi / ぴーはや phaya72
2
610
AIソロプレナー時代に2ヶ月で20人増員した事業創造会社の開発組織の話
Avatar for Koji Miyata miyatakoji
0
110
NAB Show 2026 動画技術関連レポート / NAB Show 2026 Report
Avatar for CyberAgent cyberagentdevelopers
PRO
0
120
GoとSIMDとWasmの今。
Avatar for asuka askua
3
520
「嘘をつくテスト」の失敗例から学ぶ 良いテストコード #frontend_phpcon_do
Avatar for asumikam asumikam
0
580
Mastering Ruby Box
Avatar for Satoshi Tagomori tagomoris
3
150
Platform engineering for developers, architects & the rest of us (AI agents)
Avatar for danielbryantuk danielbryantuk
0
190
ABEMA の Datadog × OTel 基盤、 中から見るか？ 外から見るか？
Avatar for tetsuya28 tetsuya28
0
110
LLMと共に進化するプロセスを目指して
Avatar for y_matsuwitter ymatsuwitter
12
3.7k
やさしいA2A入門
Avatar for みのるん minorun365
PRO
7
630
サプライチェーンセキュリティの空白地帯 - 信頼できる”依存性”の未来を考える
Avatar for Hiroki Suezawa (@rung) rung
PRO
2
790
Djangoユーザが知っ得なPostgreSQL機能 - 設計の選択肢を増やす / Djang-use-PostgreSQL
Avatar for soudai sone soudai
PRO
0
210

Featured

See All Featured
The Web Performance Landscape in 2024 [PerfNow 2024]
Avatar for Tammy Everts tammyeverts
12
1.2k
We Analyzed 250 Million AI Search Results: Here's What I Found
Avatar for Josh Blyskal joshbly
1
1.3k
Paper Plane (Part 1)
Avatar for Katie Cordina Lindsey katiecoart
PRO
0
8.7k
Are puppies a ranking factor?
Avatar for Jono Alderson jonoalderson
1
3.5k
My Coaching Mixtape
Avatar for mlcsv mlcsv
0
140
Designing for Timeless Needs
Avatar for Cassini Nazir cassininazir
1
250
The MySQL Ecosystem @ GitHub 2015
Avatar for Sam Lambert samlambert
251
13k
Ethics towards AI in product and experience design
Avatar for Skipper Chong Warson skipperchong
2
300
Navigating the moral maze — ethical principles for Al-driven product design
Avatar for Skipper Chong Warson skipperchong
2
380
Facilitating Awesome Meetings
Avatar for Lara Hogan lara
57
6.9k
How To Speak Unicorn (iThemes Webinar)
Avatar for Michelle Schulp Hunt marktimemedia
1
480
A Tale of Four Properties
Avatar for Chris Coyier chriscoyier
163
24k

Transcript

  1. VISUAL REGRESSION TESTING WITH JAVASCRIPT

  2. KEVIN LORENZ @verpixelt _

  3. None

  4. KEVIN LORENZ @verpixelt _

  5. CSS
 IS
 AWESOME

  6. ?

  7. TESTING /ˈtɛstɪŋ/

  8. TESTING /ˈtɛstɪŋ/

  9. CSS IS !IMPORTANT /css ɪz !ɪmˈpɔːtənt /

  10. DEFINITION /ˌdɛfɪˈnɪʃən/

  11. REASONING /ˈriːznɪŋ/

  12. CASCADING STYLE SHEETS /kæsˈkeɪdɪŋ staɪl ʃiːts/

  13. INHERITANCE /ɪnˈhɛrɪtəns/

  14. REFACTORING /ˌriːˈfæktərɪŋ/

  15. None

  16. COMPLEXITY /kəmˈplɛksɪti/

  17. COMPLEXITY /kəmˈplɛksɪti/

  18. RESPONSIVNESS /rɪsˈpɒnsɪvnəs/

  19. RESPONSIVNESS /rɪsˈpɒnsɪvnəs/

  20. REASONING /ˈriːznɪŋ/

  21. HUMAN FLAWS /ˈhjuːmən flɔːz/

  22. HUMAN FLAWS /ˈhjuːmən flɔːz/

  23. !

  24. HUMAN FLAWS /ˈhjuːmən flɔːz/

  25. HUMAN FLAWS /ˈhjuːmən flɔːz/

  26. None

  27. !?

  28. None

  29. INATTENTIONAL BLINDNESS /ˌɪnəˈtɛnʃən(ə)l ˈblaɪndnɪs/

  30. CHANGE BLINDNESS /ʧeɪnʤ ˈblaɪndnɪs /

  31. None

  32. HUMAN FLAWS /ˈhjuːmən flɔːz/

  33. HUMAN FLAWS /ˈhjuːmən flɔːz/

  34. TOOLING /ˈtuːlɪŋ/

  35. PHANTOM.JS CASPER.JS SELENIUM SLIMER.JS NIGHTWATCH.JS IMAGEMAGICK WEBDRIVER.IO APPLITOOLS
 EYES WEBDRIVER

    CSS
  36. None
  37. None
  38. None
  39. None
  40. None

  41. SYNOPSIS /sɪˈnɒpsɪs/

  42. SYNOPSIS /sɪˈnɒpsɪs/

  43. TECHNICAL PREVIEW /ˈtɛknɪkəl ˈpriːvjuː/

  44. learn.visualregressiontesting.com

  45. SYNOPSIS /sɪˈnɒpsɪs/

  46. SYNOPSIS /sɪˈnɒpsɪs/

  47. KÖSZÖNÖM A FIGYELMET! /thank your for your attention!/