spec/lib/gitlab/metrics/exporter/sidekiq_exporter_spec.rb


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# frozen_string_literal: true

require 'spec_helper'

RSpec.describe Gitlab::Metrics::Exporter::SidekiqExporter do
  let(:exporter) { described_class.new(Settings.monitoring.sidekiq_exporter) }

  after do
    exporter.stop
  end

  context 'with valid config' do
    before do
      stub_config(
        monitoring: {
          sidekiq_exporter: {
            enabled: true,
            log_enabled: false,
            port: 0,
            address: '127.0.0.1'
          }
        }
      )
    end

    it 'does start thread' do
      expect(exporter.start).not_to be_nil
    end

    it 'does not enable logging by default' do
      expect(exporter.log_filename).to eq(File::NULL)
    end
  end

  context 'with logging enabled' do
    before do
      stub_config(
        monitoring: {
          sidekiq_exporter: {
            enabled: true,
            log_enabled: true,
            port: 0,
            address: '127.0.0.1'
          }
        }
      )
    end

    it 'returns a valid log filename' do
      expect(exporter.log_filename).to end_with('sidekiq_exporter.log')
    end
  end
end