Add authentification helper to RSpec config

spec/auth_helpers.rb

@@ -0,0 +1,8 @@
+# frozen_string_literal: true
+
+module AuthHelpers
+  def apply_authentication_headers_for(user)
+    user_headers = user.create_new_auth_token
+    @request.headers.merge!(user_headers)
+  end
+end

spec/rails_helper.rb

@@ -1,7 +1,8 @@
 # frozen_string_literal: true
 
-# This file is copied to spec/ when you run 'rails generate rspec:install'
 require 'spec_helper'
+require 'auth_helpers'
+
 ENV['RAILS_ENV'] ||= 'test'
 require File.expand_path('../config/environment', __dir__)
 # Prevent database truncation if the environment is production
@@ -61,6 +62,8 @@ RSpec.configure do |config|
   # arbitrary gems may also be filtered via:
   # config.filter_gems_from_backtrace("gem name")
   config.include FactoryBot::Syntax::Methods
+  config.include Devise::Test::ControllerHelpers, type: :controller
+  config.include AuthHelpers
 end
 
 Shoulda::Matchers.configure do |config|