Feature: Conversation creation email notifications (#576)

* Clean up the mailers

* Disable assignment mailer if setting is turned off

* Email notifications on conversation create

* Specs

spec/workers/conversation_reply_email_worker_spec.rb

@@ -0,0 +1,37 @@
+require 'rails_helper'
+
+Sidekiq::Testing.fake!
+RSpec.describe ConversationReplyEmailWorker, type: :worker do
+  let(:perform_at) { (Time.zone.today + 6.hours).to_datetime }
+  let(:scheduled_job) { described_class.perform_at(perform_at, 1, Time.zone.now) }
+  let(:conversation) { build(:conversation, display_id: nil) }
+
+  describe 'testing ConversationSummaryEmailWorker' do
+    before do
+      conversation.save!
+      allow(Conversation).to receive(:find).and_return(conversation)
+      mailer = double
+      allow(ConversationReplyMailer).to receive(:reply_with_summary).and_return(mailer)
+      allow(mailer).to receive(:deliver_later).and_return(true)
+    end
+
+    it 'worker jobs are enqueued in the mailers queue' do
+      described_class.perform_async
+      assert_equal :mailers, described_class.queue
+    end
+
+    it 'goes into the jobs array for testing environment' do
+      expect do
+        described_class.perform_async
+      end.to change(described_class.jobs, :size).by(1)
+      described_class.new.perform(1, Time.zone.now)
+    end
+
+    context 'with actions performed by the worker' do
+      it 'calls ConversationSummaryMailer' do
+        described_class.new.perform(1, Time.zone.now)
+        expect(ConversationReplyMailer).to have_received(:reply_with_summary)
+      end
+    end
+  end
+end