Well, first the event handler is not attached to the mod event bus so EntityTesting#setup is never called. Second, entity attributes are now registered via EntityAttributeCreationEvent. That event is still called on the mod event bus.
I am having a problem with entity attributes. I feel like have set them correctly, but when I launch the game I get multiple errors stating that I, in fact, have not.
I'm not sure where the problem lies, so I was hoping someone could help me.
Here is the log: https://privatebin.net/?0938f12eb189ae59#H5EKLWjp8BL2iZ6tAgVFmAyheUSmJDVhBgMcbHS12G79
Here is the entity class:
Here is the registry class:
Here is the main class:
If more info is needed tell me and I will add it.