Luis Ascorbe: UI and Snapshottesting

Transcript

1. 1.

   Snapshot Testing

2. 2.

   @lascorbe

3. 3.

   @lascorbe

4. 4.

   What’s Testing?

5. 5.

   What’s Snapshot Testing? Saved!

6. 6.

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

7. 7.

   Calabash KIF UI Testing (Xcode)

8. 8.

   Calabash KIF UI Testing (Xcode) Acceptance Tests

9. 9.

   What’s Snapshot Testing? Unit Tests Integration Tests

10. 10.

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

11. 11.

    None
12. 12.

    States

13. 13.

    Text

14. 14.

    Devices

15. 15.

    Demo!

16. 16.

    FBSnapshotTestCase

17. 17.

    FBSnapshotTestCase CGContextRef

18. 18.

    FBSnapshotTestCase CGContextRef CGContextRef

19. 19.

    FBSnapshotTestCase CGContextRef CGContextRef <>

20. 20.

    FBSnapshotTestCase CGContextRef CGContextRef <> memcmp()

21. 21.

    Things to take into account

22. 22.

    Arquitecture

23. 23.

    Arquitecture Asynchronicity

24. 24.

    Arquitecture Asynchronicity Autolayout

25. 25.

    Arquitecture Asynchronicity Autolayout Repo space

26. 26.

    What’s nice

27. 27.

    See changes without running your app

28. 28.

    Gorgeous PRs!

29. 29.

    You’re testing a whole view at once

30. 30.

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

    a Macbook Air” - @orta
31. 31.

    Bonus point

32. 32.

    Snapshots

33. 33.

    Snapshots-Peek

34. 34.

    Conclusion

35. 35.

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

    3. … 4. Profit!
36. 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. 37.

    One more thing…

38. 38.

    None
39. 39.

    Sept 14-16 Logroño nsspain.com

40. 40.

    cmduconf-rocks

41. 41.

    @lascorbe