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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Integrations::SlackEventWorker, :clean_gitlab_redis_shared_state,
feature_category: :integrations do
describe '.event?' do
subject { described_class.event?(event) }
context 'when event is known' do
let(:event) { 'app_home_opened' }
it { is_expected.to eq(true) }
end
context 'when event is not known' do
let(:event) { 'foo' }
it { is_expected.to eq(false) }
end
end
describe '#perform' do
let(:worker) { described_class.new }
let(:event) { 'app_home_opened' }
let(:service_class) { ::Integrations::SlackEvents::AppHomeOpenedService }
let(:args) do
{
slack_event: event,
params: params
}
end
let(:params) do
{
team_id: "T0123A456BC",
event: { user: "U0123ABCDEF" },
event_id: "Ev03SA75UJKB"
}
end
shared_examples 'logs extra metadata on done' do
specify do
expect(worker).to receive(:log_extra_metadata_on_done).with(:slack_event, event)
expect(worker).to receive(:log_extra_metadata_on_done).with(:slack_user_id, 'U0123ABCDEF')
expect(worker).to receive(:log_extra_metadata_on_done).with(:slack_workspace_id, 'T0123A456BC')
worker.perform(args)
end
end
it 'executes the correct service' do
expect_next_instance_of(service_class, params) do |service|
expect(service).to receive(:execute).and_return(ServiceResponse.success)
end
worker.perform(args)
end
it_behaves_like 'logs extra metadata on done'
it_behaves_like 'an idempotent worker' do
let(:job_args) { [args] }
end
it 'ensures idempotency when called twice by only executing service once' do
expect_next_instances_of(service_class, 1, params) do |service|
expect(service).to receive(:execute).and_return(ServiceResponse.success)
end
worker.perform(args)
worker.perform(args)
end
it 'executes service twice if service returned an error' do
expect_next_instances_of(service_class, 2, params) do |service|
expect(service).to receive(:execute).and_return(ServiceResponse.error(message: 'foo'))
end
worker.perform(args)
worker.perform(args)
end
it 'executes service twice if service raised an error' do
expect_next_instances_of(service_class, 2, params) do |service|
expect(service).to receive(:execute).and_raise(ArgumentError)
end
expect { worker.perform(args) }.to raise_error(ArgumentError)
expect { worker.perform(args) }.to raise_error(ArgumentError)
end
it 'executes service twice when event_id is different' do
second_params = params.dup
second_args = args.dup
second_params[:event_id] = 'foo'
second_args[:params] = second_params
expect_next_instances_of(service_class, 1, params) do |service|
expect(service).to receive(:execute).and_return(ServiceResponse.success)
end
expect_next_instances_of(service_class, 1, second_params) do |service|
expect(service).to receive(:execute).and_return(ServiceResponse.success)
end
worker.perform(args)
worker.perform(second_args)
end
context 'when event is not known' do
let(:event) { 'foo' }
it 'does not execute the service class' do
expect(service_class).not_to receive(:new)
worker.perform(args)
end
it 'logs an error' do
expect(Sidekiq.logger).to receive(:error).with({ message: 'Unknown slack_event', slack_event: event })
worker.perform(args)
end
it_behaves_like 'logs extra metadata on done'
end
end
end
|
