ActiveRecord subqueries using `.from()`

class MyModel 

  after_commit :api_call_and_update, on: :create

  ...
  
  def api_call_and_update
    # Some call to an API service
    self.update(attribute_one: 'New Value')
  end

The above will result in a Stack level too deep er...

From Testing Rails book...

FEATURE/ACCEPTANCE:

• Check the happy paths
• Expensive so use sparingly

REQUEST:

• These are like feature tests, they go through router, render content, etc. More expensive than Controller specs.

CONTROLLER

• good to...