default_load_paths

# File railties/lib/initializer.rb, line 572
      def default_load_paths
        paths = ["#{root_path}/test/mocks/#{environment}"]

        # Add the app's controller directory
        paths.concat(Dir["#{root_path}/app/controllers/"])

        # Then components subdirectories.
        paths.concat(Dir["#{root_path}/components/[_a-z]*"])

        # Followed by the standard includes.
        paths.concat %w(
          app
          app/models
          app/controllers
          app/helpers
          app/services
          components
          config
          lib
          vendor
        ).map { |dir| "#{root_path}/#{dir}" }.select { |dir| File.directory?(dir) }

        paths.concat builtin_directories
      end