Viewing profile — ohbarye

It's very basic content though, here's the slides of my presentation at RubyKaigi 2024. This also includes the PBT gems's explanations. https://speakerdeck.com/ohbarye/unlocking-po…

I love seeing people suggest clever names I couldn't have thought of.

Good point. There's already such a project to run PBT based on RBS. I'm also keeping an eye on this. https://github.com/ksss/raap

Wow, I didn't know about them. Thanks for letting me know!

Yeah, the easiest way is to generate attributes and instantiate any Rails model like the one below: Pbt.assert do Pbt.property(name: Pbt.printable_string, age: Pbt.integer(min: 0, …

I think there are usually three actions a programmer can take when PBT fails. - Create a test case that doesn't depend on PBT as you suggest. - Fix the production code being tested…

>yes, because you're changing the order in which the random draws are interpreted. But this isn't a problem in practice because you generally aren't changing the generator in the m…

I can really empathize. Hope the Ruby ecosystem gets more compatible with Ractor.

Thank you. In my opinion, PBT should be used in combination with example-based testing. Besides, since example-based testing cases account for the majority of tests, I think it's r…

Thank you. I hope the gem will make your testing life happier!

The answer to both questions is yes. This gem doesn't aim to reimplement a testing framework. It can also be considered just an assertion. You can use this alongside any testing fr…

Hello HN, I introduce a property-based testing tool for Ruby. Ruby's ease of test-writing and rich ecosystem are widely acclaimed. However, property-based testing is not as widely …

Maybe not only 100 lines of code though, I think of Code Crafters. https://github.com/codecrafters-io/build-your-own-x

This comment describes well. https://github.com/rails/rails/pull/45553#issuecomment-11795...

That's new to me even though I'm Japanese. lol