Reduce test data for service desk issue notifications

Signed-off-by: Rémy Coutable <remy@rymai.me>

spec/services/notification_service_spec.rb

@@ -282,6 +282,80 @@ RSpec.describe NotificationService, :mailer do
 
       subject { notification.new_note(note) }
 
+      context 'on service desk issue' do
+        before do
+          allow(Notify).to receive(:service_desk_new_note_email)
+                             .with(Integer, Integer).and_return(mailer)
+
+          allow(::Gitlab::IncomingEmail).to receive(:enabled?) { true }
+          allow(::Gitlab::IncomingEmail).to receive(:supports_wildcard?) { true }
+        end
+
+        let(:subject) { NotificationService.new }
+        let(:mailer) { double(deliver_later: true) }
+
+        def should_email!
+          expect(Notify).to receive(:service_desk_new_note_email)
+            .with(issue.id, note.id)
+        end
+
+        def should_not_email!
+          expect(Notify).not_to receive(:service_desk_new_note_email)
+        end
+
+        def execute!
+          subject.new_note(note)
+        end
+
+        def self.it_should_email!
+          it 'sends the email' do
+            should_email!
+            execute!
+          end
+        end
+
+        def self.it_should_not_email!
+          it 'doesn\'t send the email' do
+            should_not_email!
+            execute!
+          end
+        end
+
+        let(:issue) { create(:issue, author: User.support_bot) }
+        let(:project) { issue.project }
+        let(:note) { create(:note, noteable: issue, project: project) }
+
+        context 'a non-service-desk issue' do
+          it_should_not_email!
+        end
+
+        context 'a service-desk issue' do
+          before do
+            issue.update!(service_desk_reply_to: 'service.desk@example.com')
+            project.update!(service_desk_enabled: true)
+          end
+
+          it_should_email!
+
+          context 'where the project has disabled the feature' do
+            before do
+              project.update(service_desk_enabled: false)
+            end
+
+            it_should_not_email!
+          end
+
+          context 'when the support bot has unsubscribed' do
+            before do
+              issue.unsubscribe(User.support_bot, project)
+            end
+
+            it_should_not_email!
+          end
+        end
+      end
+
+      describe '#new_note' do
         before do
           build_team(project)
           project.add_maintainer(issue.author)
@@ -303,8 +377,7 @@ RSpec.describe NotificationService, :mailer do
           update_custom_notification(:new_note, @u_custom_global)
         end
 
-      describe '#new_note' do
-        context do
+        context 'with users' do
           before do
             add_users(project)
             add_user_subscriptions(issue)
@@ -361,82 +434,10 @@ RSpec.describe NotificationService, :mailer do
             it { expect { subject }.not_to have_enqueued_email(@u_lazy_participant.id, note.id, mail: "note_issue_email") }
           end
         end
-      end
-
-      context 'on service desk issue' do
-        before do
-          allow(Notify).to receive(:service_desk_new_note_email)
-                             .with(Integer, Integer).and_return(mailer)
-
-          allow(::Gitlab::IncomingEmail).to receive(:enabled?) { true }
-          allow(::Gitlab::IncomingEmail).to receive(:supports_wildcard?) { true }
-        end
-
-        let(:subject) { NotificationService.new }
-        let(:mailer) { double(deliver_later: true) }
-
-        def should_email!
-          expect(Notify).to receive(:service_desk_new_note_email)
-            .with(issue.id, note.id)
-        end
-
-        def should_not_email!
-          expect(Notify).not_to receive(:service_desk_new_note_email)
-        end
-
-        def execute!
-          subject.new_note(note)
-        end
-
-        def self.it_should_email!
-          it 'sends the email' do
-            should_email!
-            execute!
-          end
-        end
-
-        def self.it_should_not_email!
-          it 'doesn\'t send the email' do
-            should_not_email!
-            execute!
-          end
-        end
-
-        let(:issue) { create(:issue, author: User.support_bot) }
-        let(:project) { issue.project }
-        let(:note) { create(:note, noteable: issue, project: project) }
-
-        context 'a non-service-desk issue' do
-          it_should_not_email!
-        end
-
-        context 'a service-desk issue' do
-          before do
-            issue.update!(service_desk_reply_to: 'service.desk@example.com')
-            project.update!(service_desk_enabled: true)
-          end
-
-          it_should_email!
-
-          context 'where the project has disabled the feature' do
-            before do
-              project.update(service_desk_enabled: false)
-            end
 
-            it_should_not_email!
-          end
+        context 'in project that belongs to a group' do
+          let_it_be(:parent_group) { create(:group) }
 
-          context 'when the support bot has unsubscribed' do
-            before do
-              issue.unsubscribe(User.support_bot, project)
-            end
-
-            it_should_not_email!
-          end
-        end
-      end
-
-      describe 'new note on issue in project that belongs to a group' do
           before do
             note.project.namespace_id = group.id
             group.add_user(@u_watcher, GroupMember::MAINTAINER)
@@ -470,7 +471,8 @@ RSpec.describe NotificationService, :mailer do
             end
           end
 
-        let(:group) { create(:group) }
+          context 'which is a top-level group' do
+            let!(:group) { parent_group }
 
             it_behaves_like 'new note notifications'
 
@@ -478,17 +480,17 @@ RSpec.describe NotificationService, :mailer do
               let(:notification_target)  { note }
               let(:notification_trigger) { notification.new_note(note) }
             end
+          end
 
           context 'which is a subgroup' do
-          let!(:parent) { create(:group) }
-          let!(:group) { create(:group, parent: parent) }
+            let!(:group) { create(:group, parent: parent_group) }
 
             it_behaves_like 'new note notifications'
 
             it 'overrides child objects with global level' do
               user = create(:user)
-            parent.add_developer(user)
-            user.notification_settings_for(parent).watch!
+              parent_group.add_developer(user)
+              user.notification_settings_for(parent_group).watch!
               reset_delivered_emails!
 
               notification.new_note(note)
@@ -498,6 +500,7 @@ RSpec.describe NotificationService, :mailer do
           end
         end
       end
+    end
 
     context 'confidential issue note' do
       let(:project) { create(:project, :public) }