Allow to promote confidential issues into confidential epics

Changed previous behaviour where confidential issues were
promoted into non confidential epics.

Changelog: changed

ee/app/services/epics/issue_promote_service.rb

@@ -55,7 +55,8 @@ module Epics
     def params
       {
         title: original_entity.title,
-        parent: issue_epic
+        parent: issue_epic,
+        confidential: issue.confidential
       }
     end
 

ee/lib/ee/gitlab/quick_actions/issue_actions.rb

@@ -52,21 +52,11 @@ module EE
           end
 
           promote_message = _('Promote issue to an epic')
-          promote_message_confidential = _('Promote confidential issue to a non-confidential epic')
 
           desc do
-            if quick_action_target.confidential?
-              promote_message_confidential
-            else
-              promote_message
-            end
+            promote_message
           end
           explanation promote_message
-          warning do
-            if quick_action_target.confidential?
-              promote_message_confidential
-            end
-          end
           icon 'confidential'
           types Issue
           condition do
@@ -75,11 +65,7 @@ module EE
           command :promote do
             @updates[:promote_to_epic] = true
 
-            @execution_message[:promote] = if quick_action_target.confidential?
-                                             _('Promoted confidential issue to a non-confidential epic. Information in this issue is no longer confidential as epics are public to group members.')
-                                           else
-                                             _('Promoted issue to an epic.')
-                                           end
+            @execution_message[:promote] = _('Promoted issue to an epic.')
           end
 
           desc _('Set iteration')

ee/spec/features/epics/issue_promotion_spec.rb

@@ -89,33 +89,6 @@ RSpec.describe 'Issue promotion', :js do
         end
       end
     end
-
-    context 'when issue is confidential' do
-      let(:confidential_issue) { create(:issue, :confidential, project: project) }
-
-      before do
-        group.add_developer(user)
-        visit project_issue_path(project, confidential_issue)
-      end
-
-      it 'displays warning' do
-        fill_in 'Comment', with: '/promote'
-
-        expect(find_autocomplete_menu).to have_text 'Promote confidential issue to a non-confidential epic'
-      end
-
-      it 'promotes the issue' do
-        add_note('/promote')
-
-        epic = Epic.last
-
-        expect(page).to have_content 'Promoted confidential issue to a non-confidential epic. Information in this issue is no longer confidential as epics are public to group members.'
-        expect(confidential_issue.reload).to be_closed
-        expect(epic.title).to eq(confidential_issue.title)
-        expect(epic.description).to eq(confidential_issue.description)
-        expect(epic.author).to eq(user)
-      end
-    end
   end
 
   private

ee/spec/services/epics/issue_promote_service_spec.rb

@@ -204,6 +204,21 @@ RSpec.describe Epics::IssuePromoteService, :aggregate_failures do
               expect(epic.parent).to eq(parent_epic)
             end
           end
+
+          context 'when issue and epic are confidential' do
+            before do
+              issue.update_attribute(:confidential, true)
+              parent_epic.update_attribute(:confidential, true)
+            end
+
+            it 'promotes issue to epic' do
+              epic = subject.execute(issue, group)
+
+              expect(issue.reload.promoted_to_epic_id).to eq(epic.id)
+              expect(epic.confidential).to eq(true)
+              expect(epic.parent).to eq(parent_epic)
+            end
+          end
         end
 
         context 'when issue was already promoted' do

locale/gitlab.pot

@@ -26177,9 +26177,6 @@ msgstr ""
 msgid "Promote"
 msgstr ""
 
-msgid "Promote confidential issue to a non-confidential epic"
-msgstr ""
-
 msgid "Promote issue to an epic"
 msgstr ""
 
@@ -26198,9 +26195,6 @@ msgstr ""
 msgid "PromoteMilestone|Promotion failed - %{message}"
 msgstr ""
 
-msgid "Promoted confidential issue to a non-confidential epic. Information in this issue is no longer confidential as epics are public to group members."
-msgstr ""
-
 msgid "Promoted issue to an epic."
 msgstr ""