debian-mirror-gitlab/spec/services/protected_branches/cache_service_spec.rb
2022-08-27 11:52:29 +05:30

113 lines
3.6 KiB
Ruby

# frozen_string_literal: true
# rubocop:disable Style/RedundantFetchBlock
#
require 'spec_helper'
RSpec.describe ProtectedBranches::CacheService, :clean_gitlab_redis_cache do
subject(:service) { described_class.new(project, user) }
let_it_be(:project) { create(:project) }
let_it_be(:user) { project.first_owner }
let(:immediate_expiration) { 0 }
describe '#fetch' do
it 'caches the value' do
expect(service.fetch('main') { true }).to eq(true)
expect(service.fetch('not-found') { false }).to eq(false)
# Uses cached values
expect(service.fetch('main') { false }).to eq(true)
expect(service.fetch('not-found') { true }).to eq(false)
end
it 'sets expiry on the key' do
stub_const("#{described_class.name}::CACHE_EXPIRE_IN", immediate_expiration)
expect(service.fetch('main') { true }).to eq(true)
expect(service.fetch('not-found') { false }).to eq(false)
expect(service.fetch('main') { false }).to eq(false)
expect(service.fetch('not-found') { true }).to eq(true)
end
it 'does not set an expiry on the key after the hash is already created' do
expect(service.fetch('main') { true }).to eq(true)
stub_const("#{described_class.name}::CACHE_EXPIRE_IN", immediate_expiration)
expect(service.fetch('not-found') { false }).to eq(false)
expect(service.fetch('main') { false }).to eq(true)
expect(service.fetch('not-found') { true }).to eq(false)
end
context 'when CACHE_LIMIT is exceeded' do
before do
stub_const("#{described_class.name}::CACHE_LIMIT", 2)
end
it 'recreates cache' do
expect(service.fetch('main') { true }).to eq(true)
expect(service.fetch('not-found') { false }).to eq(false)
# Uses cached values
expect(service.fetch('main') { false }).to eq(true)
expect(service.fetch('not-found') { true }).to eq(false)
# Overflow
expect(service.fetch('new-branch') { true }).to eq(true)
# Refreshes values
expect(service.fetch('main') { false }).to eq(false)
expect(service.fetch('not-found') { true }).to eq(true)
end
end
context 'when dry_run is on' do
it 'does not use cached value' do
expect(service.fetch('main', dry_run: true) { true }).to eq(true)
expect(service.fetch('main', dry_run: true) { false }).to eq(false)
end
context 'when cache mismatch' do
it 'logs an error' do
expect(service.fetch('main', dry_run: true) { true }).to eq(true)
expect(Gitlab::AppLogger).to receive(:error).with(
'class' => described_class.name,
'message' => /Cache mismatch/,
'project_id' => project.id,
'project_path' => project.full_path
)
expect(service.fetch('main', dry_run: true) { false }).to eq(false)
end
end
context 'when cache matches' do
it 'does not log an error' do
expect(service.fetch('main', dry_run: true) { true }).to eq(true)
expect(Gitlab::AppLogger).not_to receive(:error)
expect(service.fetch('main', dry_run: true) { true }).to eq(true)
end
end
end
end
describe '#refresh' do
it 'clears cached values' do
expect(service.fetch('main') { true }).to eq(true)
expect(service.fetch('not-found') { false }).to eq(false)
service.refresh
# Recreates cache
expect(service.fetch('main') { false }).to eq(false)
expect(service.fetch('not-found') { true }).to eq(true)
end
end
end
# rubocop:enable Style/RedundantFetchBlock