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E2E testing in JS (Eindhoven Developers Meetup)

Avatar for Niels Vleeming Niels Vleeming
February 06, 2018
Programming
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E2E testing in JS (Eindhoven Developers Meetup)

Avatar for Niels Vleeming

Niels Vleeming

February 06, 2018
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Transcript

  1. EINDHOVEN DEVELOPER MEETUP

  2. END TO END TESTING IN JS Niels Vleeming 5-2-2017

  3. None
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  8. THE CURRENT LANDSCAPE

  9. UNIT TESTING • AVA • Jasmine • Mocha • Tape

  10. ASSERTIONS • Chai • expect.js • should.js

  11. SPIES, STUBS, AND MOCKS • sinon.js • Kakapo.js

  12. FRAMEWORKS • Intern • Karma • Jest

  13. HOSTED SERVICES • Browserling • BrowserStack • CrossBrowserTesting.com • Nightcloud.io

    • Sauce Labs

  14. AND MORE! • CasperJS • Nightmare • Nightwatch • TestCafe

    • gremlins.js • Percy • BackstopJS • PhantomCSS

  15. JEST

  16. JEST

  17. > EASY TO SET UP > EASY TO WRITE TESTS

    > EASY TO MAINTAIN

  18. WHY DOES E2E TESTING SUCK

  19. SETUP

  20. None
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  28. :(

  29. None

  30. WRITING

  31. None
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  33. STATELESS NO CONTROL SLOW

  34. MAINTENANCE

  35. NO FLAKINESS EASY CI SETUP EASY TO DEBUG NO WORRIES

  36. None
  37. None

  38. OPEN SOURCE WRITTEN IN JS IMPROVE TESTING EXPERIENCE

  39. SETUP

  40. None

  41. WRITING

  42. TEST RUN IN THE BROWSER

  43. None
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  49. None

  50. BUILT-IN TOOLS

  51. None
  52. None
  53. None
  54. None

  55. DEMO TIME!

  56. ANYTHING BAD?

  57. COST?

  58. FINAL THOUGHTS

  59. FIN • @niels_vleeming • github.com/vlemert