refactor(support): create HS conversation in async and run virus scanner on attachments

spec/jobs/helpscout_create_conversation_job_spec.rb

@@ -0,0 +1,64 @@
+require 'rails_helper'
+
+RSpec.describe HelpscoutCreateConversationJob, type: :job do
+  let(:args) { { email: 'sender@email.com' } }
+
+  describe '#perform' do
+    context 'when blob_id is not present' do
+      it 'sends the form without a file' do
+        form_adapter = double('Helpscout::FormAdapter')
+        allow(Helpscout::FormAdapter).to receive(:new).with(hash_including(args.merge(blob: nil))).and_return(form_adapter)
+        expect(form_adapter).to receive(:send_form)
+
+        described_class.perform_now(**args)
+      end
+    end
+
+    context 'when blob_id is present' do
+      let(:blob) {
+        ActiveStorage::Blob.create_and_upload!(io: StringIO.new("toto"), filename: "toto.png")
+      }
+
+      before do
+        allow(blob).to receive(:virus_scanner).and_return(double('VirusScanner', pending?: pending, safe?: safe))
+      end
+
+      context 'when the file has not been scanned yet' do
+        let(:pending) { true }
+        let(:safe) { false }
+
+        it 'reenqueue job' do
+          expect {
+            described_class.perform_now(blob_id: blob.id, **args)
+          }.to have_enqueued_job(described_class).with(blob_id: blob.id, **args)
+        end
+      end
+
+      context 'when the file is safe' do
+        let(:pending) { false }
+        let(:safe) { true }
+
+        it 'downloads the file and sends the form' do
+          form_adapter = double('Helpscout::FormAdapter')
+          allow(Helpscout::FormAdapter).to receive(:new).with(hash_including(args.merge(blob:))).and_return(form_adapter)
+          allow(form_adapter).to receive(:send_form)
+
+          described_class.perform_now(blob_id: blob.id, **args)
+        end
+      end
+
+      context 'when the file is not safe' do
+        let(:pending) { false }
+        let(:safe) { false }
+
+        it 'downloads the file and sends the form' do
+          form_adapter = double('Helpscout::FormAdapter')
+          allow(Helpscout::FormAdapter).to receive(:new).with(hash_including(args.merge(blob: nil))).and_return(form_adapter)
+          allow(form_adapter).to receive(:send_form)
+
+          described_class.perform_now(blob_id: blob.id, **args)
+        end
+      end
+    end
+  end
+end