debian-mirror-gitlab/spec/support/shared_examples/models/concerns/blob_replicator_strategy_shared_examples.rb
2020-05-24 23:13:21 +05:30

117 lines
3.4 KiB
Ruby

# frozen_string_literal: true
# Include these shared examples in specs of Replicators that include
# BlobReplicatorStrategy.
#
# A let variable called model_record should be defined in the spec. It should be
# a valid, unpersisted instance of the model class.
#
RSpec.shared_examples 'a blob replicator' do
include EE::GeoHelpers
let_it_be(:primary) { create(:geo_node, :primary) }
let_it_be(:secondary) { create(:geo_node) }
subject(:replicator) { model_record.replicator }
before do
stub_current_geo_node(primary)
end
describe '#handle_after_create_commit' do
it 'creates a Geo::Event' do
expect do
replicator.handle_after_create_commit
end.to change { ::Geo::Event.count }.by(1)
expect(::Geo::Event.last.attributes).to include(
"replicable_name" => replicator.replicable_name, "event_name" => "created", "payload" => { "model_record_id" => replicator.model_record.id })
end
it 'schedules the checksum calculation if needed' do
expect(Geo::BlobVerificationPrimaryWorker).to receive(:perform_async)
expect(replicator).to receive(:needs_checksum?).and_return(true)
replicator.handle_after_create_commit
end
it 'does not schedule the checksum calculation if feature flag is disabled' do
stub_feature_flags(geo_self_service_framework: false)
expect(Geo::BlobVerificationPrimaryWorker).not_to receive(:perform_async)
allow(replicator).to receive(:needs_checksum?).and_return(true)
replicator.handle_after_create_commit
end
end
describe '#calculate_checksum!' do
it 'calculates the checksum' do
model_record.save!
replicator.calculate_checksum!
expect(model_record.reload.verification_checksum).not_to be_nil
expect(model_record.reload.verified_at).not_to be_nil
end
it 'saves the error message and increments retry counter' do
model_record.save!
allow(model_record).to receive(:calculate_checksum!) do
raise StandardError.new('Failure to calculate checksum')
end
replicator.calculate_checksum!
expect(model_record.reload.verification_failure).to eq 'Failure to calculate checksum'
expect(model_record.verification_retry_count).to be 1
end
end
describe '#consume_created_event' do
it 'invokes Geo::BlobDownloadService' do
service = double(:service)
expect(service).to receive(:execute)
expect(::Geo::BlobDownloadService).to receive(:new).with(replicator: replicator).and_return(service)
replicator.consume_event_created
end
end
describe '#carrierwave_uploader' do
it 'is implemented' do
expect do
replicator.carrierwave_uploader
end.not_to raise_error
end
end
describe '#model' do
let(:invoke_model) { replicator.class.model }
it 'is implemented' do
expect do
invoke_model
end.not_to raise_error
end
it 'is a Class' do
expect(invoke_model).to be_a(Class)
end
# For convenience (and reliability), instead of asking developers to include shared examples on each model spec as well
context 'replicable model' do
it 'defines #replicator' do
expect(model_record).to respond_to(:replicator)
end
it 'invokes replicator.handle_after_create_commit on create' do
expect(replicator).to receive(:handle_after_create_commit)
model_record.save!
end
end
end
end