Asking for a friend!

factorybot_trait_exploration.rb

FactoryBot.define do
  factory :car_communication_rule do
    rule_id { SecureRandom.uuid }
  end

  trait :tire_pressure do
    transient do
      tp_code { "FR" }
      tp_name { "Front right" }
    end

    category { :tire_pressure }
    demo_data do
      MyApiCall.send(:method_name,
                     "TIREPRESSURE#{tp_code}",
                     "#{tp_name} tire pressure is low")
    end
  end

  trait :tire_pressure_front_left do
    transient do
      tp_code { "FL" }
      tp_name { "Front left" }
    end

    tire_pressure
  end

  # then similar for :tire_pressure_front_right, _rear_left, _rear_right
end