spec/workers/check_gcp_project_billing_worker_spec.rb


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require 'spec_helper'

describe CheckGcpProjectBillingWorker do
  describe '.perform' do
    let(:token) { 'bogustoken' }

    subject { described_class.new.perform('token_key') }

    context 'when there is a token in redis' do
      before do
        allow_any_instance_of(described_class).to receive(:get_session_token).and_return(token)
      end

      context 'when there is no lease' do
        before do
          allow_any_instance_of(described_class).to receive(:try_obtain_lease_for).and_return('randomuuid')
        end

        it 'calls the service' do
          expect(CheckGcpProjectBillingService).to receive_message_chain(:new, :execute).and_return([double])

          subject
        end

        it 'stores billing status in redis' do
          redis_double = double

          expect(CheckGcpProjectBillingService).to receive_message_chain(:new, :execute).and_return([double])
          expect(Gitlab::Redis::SharedState).to receive(:with).and_yield(redis_double)
          expect(redis_double).to receive(:set).with(described_class.redis_shared_state_key_for(token), anything, anything)

          subject
        end
      end

      context 'when there is a lease' do
        before do
          allow_any_instance_of(described_class).to receive(:try_obtain_lease_for).and_return(false)
        end

        it 'does not call the service' do
          expect(CheckGcpProjectBillingService).not_to receive(:new)

          subject
        end
      end
    end

    context 'when there is no token in redis' do
      before do
        allow_any_instance_of(described_class).to receive(:get_session_token).and_return(nil)
      end

      it 'does not call the service' do
        expect(CheckGcpProjectBillingService).not_to receive(:new)

        subject
      end
    end
  end
end