I don't even ask anymore. If I'm writing an app for you, I'm starting with tests, before I even write a line of executable code. If you don't want tests for you

I don't even ask anymore. If I'm writing an app for you, I'm starting with tests, before I even write a line of executable code. If you don't want tests for your app, you'll need to find a different developer. It's not an optional part of the process, it's how the app is developed.