debian-mirror-gitlab/spec/lib/gitlab/database/migrations/sidekiq_helpers_spec.rb
2023-07-09 08:55:56 +05:30

292 lines
8.9 KiB
Ruby

# frozen_string_literal: true
require "spec_helper"
RSpec.describe Gitlab::Database::Migrations::SidekiqHelpers do
let(:model) do
ActiveRecord::Migration.new.extend(described_class)
end
describe "sidekiq migration helpers", :redis do
let(:worker) do
Class.new do
include Sidekiq::Worker
sidekiq_options queue: "test"
def self.name
"WorkerClass"
end
end
end
let(:worker_two) do
Class.new do
include Sidekiq::Worker
sidekiq_options queue: "test_two"
def self.name
"WorkerTwoClass"
end
end
end
let(:same_queue_different_worker) do
Class.new do
include Sidekiq::Worker
sidekiq_options queue: "test"
def self.name
"SameQueueDifferentWorkerClass"
end
end
end
let(:unrelated_worker) do
Class.new do
include Sidekiq::Worker
sidekiq_options queue: "unrelated"
def self.name
"UnrelatedWorkerClass"
end
end
end
before do
stub_const(worker.name, worker)
stub_const(worker_two.name, worker_two)
stub_const(unrelated_worker.name, unrelated_worker)
stub_const(same_queue_different_worker.name, same_queue_different_worker)
end
describe "#sidekiq_remove_jobs", :clean_gitlab_redis_queues do
def clear_queues
Sidekiq::Queue.new("test").clear
Sidekiq::Queue.new("test_two").clear
Sidekiq::Queue.new("unrelated").clear
Sidekiq::RetrySet.new.clear
Sidekiq::ScheduledSet.new.clear
end
around do |example|
clear_queues
Sidekiq::Testing.disable!(&example)
clear_queues
end
context 'when inside a transaction' do
it 'raises RuntimeError' do
expect(model).to receive(:transaction_open?).and_return(true)
expect { model.sidekiq_remove_jobs(job_klasses: [worker.name]) }
.to raise_error(RuntimeError)
end
end
context 'when outside a transaction' do
before do
allow(model).to receive(:transaction_open?).and_return(false)
allow(model).to receive(:disable_statement_timeout).and_call_original
end
context "when the constant is not defined" do
it "doesn't try to delete it" do
my_non_constant = +"SomeThingThatIsNotAConstant"
expect(Sidekiq::Queue).not_to receive(:new).with(any_args)
model.sidekiq_remove_jobs(job_klasses: [my_non_constant])
end
end
context "when the constant is defined" do
it "will use it find job instances to delete" do
my_constant = worker.name
expect(Sidekiq::Queue)
.to receive(:new)
.with(worker.queue)
.and_call_original
model.sidekiq_remove_jobs(job_klasses: [my_constant])
end
end
it "removes all related job instances from the job classes' queues" do
worker.perform_async
worker_two.perform_async
same_queue_different_worker.perform_async
unrelated_worker.perform_async
worker_queue = Sidekiq::Queue.new(worker.queue)
worker_two_queue = Sidekiq::Queue.new(worker_two.queue)
unrelated_queue = Sidekiq::Queue.new(unrelated_worker.queue)
expect(worker_queue.size).to eq(2)
expect(worker_two_queue.size).to eq(1)
expect(unrelated_queue.size).to eq(1)
model.sidekiq_remove_jobs(job_klasses: [worker.name, worker_two.name])
expect(worker_queue.size).to eq(1)
expect(worker_two_queue.size).to eq(0)
expect(worker_queue.map(&:klass)).not_to include(worker.name)
expect(worker_queue.map(&:klass)).to include(
same_queue_different_worker.name
)
expect(worker_two_queue.map(&:klass)).not_to include(worker_two.name)
expect(unrelated_queue.size).to eq(1)
end
context "when job instances are in the scheduled set" do
it "removes all related job instances from the scheduled set" do
worker.perform_in(1.hour)
worker_two.perform_in(1.hour)
unrelated_worker.perform_in(1.hour)
scheduled = Sidekiq::ScheduledSet.new
expect(scheduled.size).to eq(3)
expect(scheduled.map(&:klass)).to include(
worker.name,
worker_two.name,
unrelated_worker.name
)
model.sidekiq_remove_jobs(job_klasses: [worker.name, worker_two.name])
expect(scheduled.size).to eq(1)
expect(scheduled.map(&:klass)).not_to include(worker.name)
expect(scheduled.map(&:klass)).not_to include(worker_two.name)
expect(scheduled.map(&:klass)).to include(unrelated_worker.name)
end
end
context "when job instances are in the retry set" do
include_context "when handling retried jobs"
it "removes all related job instances from the retry set" do
retry_in(worker, 1.hour)
retry_in(worker, 2.hours)
retry_in(worker, 3.hours)
retry_in(worker_two, 4.hours)
retry_in(unrelated_worker, 5.hours)
retries = Sidekiq::RetrySet.new
expect(retries.size).to eq(5)
expect(retries.map(&:klass)).to include(
worker.name,
worker_two.name,
unrelated_worker.name
)
model.sidekiq_remove_jobs(job_klasses: [worker.name, worker_two.name])
expect(retries.size).to eq(1)
expect(retries.map(&:klass)).not_to include(worker.name)
expect(retries.map(&:klass)).not_to include(worker_two.name)
expect(retries.map(&:klass)).to include(unrelated_worker.name)
end
end
# Imitate job deletion returning zero and then non zero.
context "when job fails to be deleted" do
let(:job_double) do
instance_double(
"Sidekiq::JobRecord",
klass: worker.name
)
end
context "and does not work enough times in a row before max attempts" do
it "tries the max attempts without succeeding" do
worker.perform_async
allow(job_double).to receive(:delete).and_return(true)
# Scheduled set runs last so only need to stub out its values.
allow(Sidekiq::ScheduledSet)
.to receive(:new)
.and_return([job_double])
expect(model.sidekiq_remove_jobs(job_klasses: [worker.name]))
.to eq(
{
attempts: 5,
success: false
}
)
end
end
context "and then it works enough times in a row before max attempts" do
it "succeeds" do
worker.perform_async
# attempt 1: false will increment the streak once to 1
# attempt 2: true resets it back to 0
# attempt 3: false will increment the streak once to 1
# attempt 4: false will increment the streak once to 2, loop breaks
allow(job_double).to receive(:delete).and_return(false, true, false)
worker.perform_async
# Scheduled set runs last so only need to stub out its values.
allow(Sidekiq::ScheduledSet)
.to receive(:new)
.and_return([job_double])
expect(model.sidekiq_remove_jobs(job_klasses: [worker.name]))
.to eq(
{
attempts: 4,
success: true
}
)
end
end
end
end
end
describe "#sidekiq_queue_length" do
context "when queue is empty" do
it "returns zero" do
Sidekiq::Testing.disable! do
expect(model.sidekiq_queue_length("test")).to eq 0
end
end
end
context "when queue contains jobs" do
it "returns correct size of the queue" do
Sidekiq::Testing.disable! do
worker.perform_async("Something", [1])
worker.perform_async("Something", [2])
expect(model.sidekiq_queue_length("test")).to eq 2
end
end
end
end
describe "#sidekiq_queue_migrate" do
it "migrates jobs from one sidekiq queue to another" do
Sidekiq::Testing.disable! do
worker.perform_async("Something", [1])
worker.perform_async("Something", [2])
expect(model.sidekiq_queue_length("test")).to eq 2
expect(model.sidekiq_queue_length("new_test")).to eq 0
model.sidekiq_queue_migrate("test", to: "new_test")
expect(model.sidekiq_queue_length("test")).to eq 0
expect(model.sidekiq_queue_length("new_test")).to eq 2
end
end
end
end
end