Pest: bring back the joy of testing in PHP

A brief introduction to Pest: the new PHP testing framework with a focus on simplicity

Transcript

1. Bring back the joy of testing in PHP Tech and Beer #2, 31st May 2023 Sponsored by
2. { “name”: “Claudio La Barbera”, “role”: “Full Stack Developer”, “company”: “Angelini Consumer”, “linkedin”: “https://www.linkedin.com/in/claudio-la-barbera”, “github”: “https://github.com/thebatclaudio” }
3. What is PEST? Pest is a testing framework with a focus on simplicity, meticulously designed to bring back the joy of testing in PHP. pestphp.com
4. PEST is built on top of PHPUnit! Your current PHPUnit test suite will work flawlessly with Pest. No need to change a thing.
5. Installation composer require pestphp/pest --dev --with-all-dependencies First step: require Pest as a “dev” dependency on your project: Second step: initialize Pest on your project: ./vendor/bin/pest --init Finally: you can run your tests: ./vendor/bin/pest php artisan test If you are using Laravel you can also run:
6. Installation Here is an example of the output in a new Laravel project:
7. Installation Here is an example of the folder structure in a new Laravel project:
8. From PHPUnit to Pest: PHPUnit
9. From PHPUnit to Pest: Pest
10. Writing tests
11. test() function
12. test() function
13. it() function
14. skip() function
15. skip() function
16. skip() function
17. Expectation API
18. Assert multiple conditions
19. Assert multiple conditions with expect() function
20. Datasets
21. Using datasets
22. Using datasets
23. Using datasets
24. Using datasets
25. Bound Datasets
26. Bound Datasets
27. Sharing Datasets
28. Sharing Datasets
29. Sharing Datasets
30. Sharing Datasets
31. Database
32. Using database
33. Using database
34. Using database
35. Using database
36. Demo We will integrate Pest on a simple Laravel project that expose some APIs. https://github.com/thebatclaudio/bat-tasks
37. Testing API: example POST /api/tasks Payload: ONLY ADMIN CAN CREATE TASKS!
38. Testing API: example
39. Testing API: example
40. Testing API: example
41. Testing API: example
42. Custom helpers
43. Custom helpers
44. Custom helpers
45. Custom helpers
46. Check coverage (--coverage option) ./vendor/bin/pest --coverage
47. Check coverage (--min option) ./vendor/bin/pest --coverage --min=50
48. Parallel Testing ./vendor/bin/pest --parallel
49. Parallel Testing ./vendor/bin/pest --parallel --processes=20
50. In conclusion, Pest: • is easy to use • is easy to learn • is easy to read • make easy to migrate from PHPUnit • has a growing community and frequent updates
51. Some links: • https://pestphp.com/ • https://github.com/pestphp/pest • https://www.youtube.com/watch?v=MqiGA34ZrQU • https://laravel.com/docs/10.x/readme
52. Thank you!