How to test production push notifications?

Question

Until now I used development push certificate and the push notifications worked great.

Now I want to submit my app to Apple so I created a production certificate a

Answer 1

Testing production notifications (without releasing the build) is possible when the app is installed via Apple TestFlight.

This way the production notifications will be delivered to the app.

(If the exactly same build is installed via HockeyApp or by other means, the production notifications won't be delivered.)

Just set the build to internal testing after the build has finished processing in iTunes Connect.