spec/elastic_apm/normalizers/action_controller_spec.rb

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# the Apache License, Version 2.0 (the "License"); you may
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#   http://www.apache.org/licenses/LICENSE-2.0
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# frozen_string_literal: true

require 'spec_helper'

require 'elastic_apm/normalizers'
require 'elastic_apm/normalizers/rails'

module ElasticAPM
  module Normalizers
    module ActionController
      RSpec.describe ProcessActionNormalizer do
        it 'registers for name' do
          normalizers = Normalizers.build(nil)
          subject = normalizers.for('process_action.action_controller')

          expect(subject).to be_a ProcessActionNormalizer
        end

        describe '#normalize' do
          it 'sets transaction name from payload' do
            instrumenter = double(Instrumenter)
            subject = ProcessActionNormalizer.new nil
            transaction = Transaction.new instrumenter,
              'Rack', config: Config.new

            result = subject.normalize(
              transaction,
              'process_action.action_controller',
              controller: 'UsersController', action: 'index'
            )
            expected = [
              'UsersController#index',
              'app',
              'controller',
              'action',
              nil
            ]

            expect(result).to eq expected
          end
        end
      end
    end
  end
end