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

120 lines
4.3 KiB
Ruby

# frozen_string_literal: true
require 'spec_helper'
describe Gitlab::SidekiqMiddleware::ClientMetrics do
context "with worker attribution" do
subject { described_class.new }
let(:queue) { :test }
let(:worker_class) { worker.class }
let(:job) { {} }
let(:default_labels) { { queue: queue.to_s, boundary: "", external_dependencies: "no", feature_category: "", latency_sensitive: "no" } }
shared_examples "a metrics client middleware" do
context "with mocked prometheus" do
let(:enqueued_jobs_metric) { double('enqueued jobs metric', increment: true) }
before do
allow(Gitlab::Metrics).to receive(:counter).with(described_class::ENQUEUED, anything).and_return(enqueued_jobs_metric)
end
describe '#call' do
it 'yields block' do
expect { |b| subject.call(worker_class, job, :test, double, &b) }.to yield_control.once
end
it 'increments enqueued jobs metric with correct labels when worker is a string of the class' do
expect(enqueued_jobs_metric).to receive(:increment).with(labels, 1)
subject.call(worker_class.to_s, job, :test, double) { nil }
end
it 'increments enqueued jobs metric with correct labels' do
expect(enqueued_jobs_metric).to receive(:increment).with(labels, 1)
subject.call(worker_class, job, :test, double) { nil }
end
end
end
end
context "when workers are not attributed" do
class TestNonAttributedWorker
include Sidekiq::Worker
end
it_behaves_like "a metrics client middleware" do
let(:worker) { TestNonAttributedWorker.new }
let(:labels) { default_labels }
end
end
context "when workers are attributed" do
def create_attributed_worker_class(latency_sensitive, external_dependencies, resource_boundary, category)
klass = Class.new do
include Sidekiq::Worker
include WorkerAttributes
latency_sensitive_worker! if latency_sensitive
worker_has_external_dependencies! if external_dependencies
worker_resource_boundary resource_boundary unless resource_boundary == :unknown
feature_category category unless category.nil?
end
stub_const("TestAttributedWorker", klass)
end
let(:latency_sensitive) { false }
let(:external_dependencies) { false }
let(:resource_boundary) { :unknown }
let(:feature_category) { nil }
let(:worker_class) { create_attributed_worker_class(latency_sensitive, external_dependencies, resource_boundary, feature_category) }
let(:worker) { worker_class.new }
context "latency sensitive" do
it_behaves_like "a metrics client middleware" do
let(:latency_sensitive) { true }
let(:labels) { default_labels.merge(latency_sensitive: "yes") }
end
end
context "external dependencies" do
it_behaves_like "a metrics client middleware" do
let(:external_dependencies) { true }
let(:labels) { default_labels.merge(external_dependencies: "yes") }
end
end
context "cpu boundary" do
it_behaves_like "a metrics client middleware" do
let(:resource_boundary) { :cpu }
let(:labels) { default_labels.merge(boundary: "cpu") }
end
end
context "memory boundary" do
it_behaves_like "a metrics client middleware" do
let(:resource_boundary) { :memory }
let(:labels) { default_labels.merge(boundary: "memory") }
end
end
context "feature category" do
it_behaves_like "a metrics client middleware" do
let(:feature_category) { :authentication }
let(:labels) { default_labels.merge(feature_category: "authentication") }
end
end
context "combined" do
it_behaves_like "a metrics client middleware" do
let(:latency_sensitive) { true }
let(:external_dependencies) { true }
let(:resource_boundary) { :cpu }
let(:feature_category) { :authentication }
let(:labels) { default_labels.merge(latency_sensitive: "yes", external_dependencies: "yes", boundary: "cpu", feature_category: "authentication") }
end
end
end
end
end