debian-mirror-gitlab/spec/lib/marginalia_spec.rb
2020-03-09 13:42:32 +05:30

170 lines
4.5 KiB
Ruby

# frozen_string_literal: true
require 'spec_helper'
describe 'Marginalia spec' do
class MarginaliaTestController < ActionController::Base
def first_user
User.first
render body: nil
end
end
class MarginaliaTestJob
include Sidekiq::Worker
def perform
User.first
end
end
class MarginaliaTestMailer < ApplicationMailer
def first_user
User.first
end
end
def add_sidekiq_middleware
# Reference: https://github.com/mperham/sidekiq/wiki/Testing#testing-server-middlewaresidekiq
# Sidekiq test harness fakes worker without its server middlewares, so include instrumentation to 'Sidekiq::Testing' server middleware.
Sidekiq::Testing.server_middleware do |chain|
chain.add Marginalia::SidekiqInstrumentation::Middleware
end
end
def remove_sidekiq_middleware
Sidekiq::Testing.server_middleware do |chain|
chain.remove Marginalia::SidekiqInstrumentation::Middleware
end
end
def stub_feature(value)
allow(Gitlab::Marginalia).to receive(:cached_feature_enabled?).and_return(value)
end
def make_request(correlation_id)
request_env = Rack::MockRequest.env_for('/')
::Labkit::Correlation::CorrelationId.use_id(correlation_id) do
MarginaliaTestController.action(:first_user).call(request_env)
end
end
describe 'For rails web requests' do
let(:correlation_id) { SecureRandom.uuid }
let(:recorded) { ActiveRecord::QueryRecorder.new { make_request(correlation_id) } }
let(:component_map) do
{
"application" => "test",
"controller" => "marginalia_test",
"action" => "first_user",
"correlation_id" => correlation_id
}
end
context 'when the feature is enabled' do
before do
stub_feature(true)
end
it 'generates a query that includes the component and value' do
component_map.each do |component, value|
expect(recorded.log.last).to include("#{component}:#{value}")
end
end
end
context 'when the feature is disabled' do
before do
stub_feature(false)
end
it 'excludes annotations in generated queries' do
expect(recorded.log.last).not_to include("/*")
expect(recorded.log.last).not_to include("*/")
end
end
end
describe 'for Sidekiq worker jobs' do
before(:all) do
add_sidekiq_middleware
# Because of faking, 'Sidekiq.server?' does not work so implicitly set application name which is done in config/initializers/0_marginalia.rb
Marginalia.application_name = "sidekiq"
end
after(:all) do
MarginaliaTestJob.clear
remove_sidekiq_middleware
end
around do |example|
Sidekiq::Testing.fake! { example.run }
end
before do
MarginaliaTestJob.perform_async
end
let(:sidekiq_job) { MarginaliaTestJob.jobs.first }
let(:recorded) { ActiveRecord::QueryRecorder.new { MarginaliaTestJob.drain } }
let(:component_map) do
{
"application" => "sidekiq",
"job_class" => "MarginaliaTestJob",
"correlation_id" => sidekiq_job['correlation_id'],
"jid" => sidekiq_job['jid']
}
end
context 'when the feature is enabled' do
before do
stub_feature(true)
end
it 'generates a query that includes the component and value' do
component_map.each do |component, value|
expect(recorded.log.last).to include("#{component}:#{value}")
end
end
describe 'for ActionMailer delivery jobs' do
let(:delivery_job) { MarginaliaTestMailer.first_user.deliver_later }
let(:recorded) do
ActiveRecord::QueryRecorder.new do
delivery_job.perform_now
end
end
let(:component_map) do
{
"application" => "sidekiq",
"jid" => delivery_job.job_id,
"job_class" => delivery_job.arguments.first
}
end
it 'generates a query that includes the component and value' do
component_map.each do |component, value|
expect(recorded.log.last).to include("#{component}:#{value}")
end
end
end
end
context 'when the feature is disabled' do
before do
stub_feature(false)
end
it 'excludes annotations in generated queries' do
expect(recorded.log.last).not_to include("/*")
expect(recorded.log.last).not_to include("*/")
end
end
end
end