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global_search_slis_spec.rb « metrics « gitlab « lib « spec - gitlab.com/gitlab-org/gitlab-foss.git - Unnamed repository; edit this file 'description' to name the repository.
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# frozen_string_literal: true

require 'spec_helper'

RSpec.describe Gitlab::Metrics::GlobalSearchSlis do
  using RSpec::Parameterized::TableSyntax

  let(:error_rate_feature_flag_enabled) { true }

  before do
    stub_feature_flags(global_search_error_rate_sli: error_rate_feature_flag_enabled)
  end

  describe '#initialize_slis!' do
    it 'initializes Apdex SLIs for global_search' do
      expect(Gitlab::Metrics::Sli::Apdex).to receive(:initialize_sli).with(
        :global_search,
        a_kind_of(Array)
      )

      described_class.initialize_slis!
    end

    context 'when global_search_error_rate_sli feature flag is enabled' do
      let(:error_rate_feature_flag_enabled) { true }

      it 'initializes ErrorRate SLIs for global_search' do
        expect(Gitlab::Metrics::Sli::ErrorRate).to receive(:initialize_sli).with(
          :global_search,
          a_kind_of(Array)
        )

        described_class.initialize_slis!
      end
    end

    context 'when global_search_error_rate_sli feature flag is disabled' do
      let(:error_rate_feature_flag_enabled) { false }

      it 'does not initialize the ErrorRate SLIs for global_search' do
        expect(Gitlab::Metrics::Sli::ErrorRate).not_to receive(:initialize_sli)

        described_class.initialize_slis!
      end
    end
  end

  describe '#record_apdex' do
    where(:search_type, :code_search, :duration_target) do
      'basic'    | false | 8.812
      'basic'    | true  | 27.538
      'advanced' | false | 2.452
      'advanced' | true  | 15.52
    end

    with_them do
      before do
        allow(::Gitlab::ApplicationContext).to receive(:current_context_attribute).with(:caller_id).and_return('end')
      end

      let(:search_scope) { code_search ? 'blobs' : 'issues' }

      it 'increments the global_search SLI as a success if the elapsed time is within the target' do
        duration = duration_target - 0.1

        expect(Gitlab::Metrics::Sli::Apdex[:global_search]).to receive(:increment).with(
          labels: {
            search_type: search_type,
            search_level: 'global',
            search_scope: search_scope,
            endpoint_id: 'end'
          },
          success: true
        )

        described_class.record_apdex(
          elapsed: duration,
          search_type: search_type,
          search_level: 'global',
          search_scope: search_scope
        )
      end

      it 'increments the global_search SLI as a failure if the elapsed time is not within the target' do
        duration = duration_target + 0.1

        expect(Gitlab::Metrics::Sli::Apdex[:global_search]).to receive(:increment).with(
          labels: {
            search_type: search_type,
            search_level: 'global',
            search_scope: search_scope,
            endpoint_id: 'end'
          },
          success: false
        )

        described_class.record_apdex(
          elapsed: duration,
          search_type: search_type,
          search_level: 'global',
          search_scope: search_scope
        )
      end
    end
  end

  describe '#record_error_rate' do
    context 'when global_search_error_rate_sli feature flag is enabled' do
      let(:error_rate_feature_flag_enabled) { true }

      it 'calls increment on the error rate SLI' do
        expect(Gitlab::Metrics::Sli::ErrorRate[:global_search]).to receive(:increment)

        described_class.record_error_rate(
          error: true,
          search_type: 'basic',
          search_level: 'global',
          search_scope: 'issues'
        )
      end
    end

    context 'when global_search_error_rate_sli feature flag is disabled' do
      let(:error_rate_feature_flag_enabled) { false }

      it 'does not call increment on the error rate SLI' do
        expect(Gitlab::Metrics::Sli::ErrorRate[:global_search]).not_to receive(:increment)

        described_class.record_error_rate(
          error: true,
          search_type: 'basic',
          search_level: 'global',
          search_scope: 'issues'
        )
      end
    end
  end
end