Clean up escalations after changing incident proj

Changelog: added
EE: true

ee/app/services/ee/issues/move_service.rb

@@ -10,6 +10,7 @@ module EE
         rewrite_epic_issue
         rewrite_related_vulnerability_issues
         track_epic_issue_moved_from_project
+        delete_pending_escalations
         super
       end
 
@@ -43,6 +44,10 @@ module EE
         issue_links = Vulnerabilities::IssueLink.for_issue(original_entity)
         issue_links.update_all(issue_id: new_entity.id)
       end
+
+      def delete_pending_escalations
+        original_entity.pending_escalations.delete_all(:delete_all)
+      end
     end
   end
 end

ee/spec/services/ee/issues/move_service_spec.rb

@@ -152,4 +152,16 @@ RSpec.describe Issues::MoveService do
       end
     end
   end
+
+  describe '#delete_pending_escalations' do
+    let!(:pending_escalation) { create(:incident_management_pending_issue_escalation, issue: old_issue) }
+
+    it 'deletes the pending escalations for the incident' do
+      new_issue = move_service.execute(old_issue, new_project)
+
+      expect(new_issue.pending_escalations.count).to eq(0)
+      expect(old_issue.pending_escalations.count).to eq(0)
+      expect { pending_escalation.reload }.to raise_error(ActiveRecord::RecordNotFound)
+    end
+  end
 end

spec/services/issues/move_service_spec.rb

@@ -259,6 +259,16 @@ RSpec.describe Issues::MoveService do
 
         it_behaves_like 'copy or reset relative position'
       end
+
+      context 'issue with escalation status' do
+        it 'keeps the escalation status' do
+          escalation_status = create(:incident_management_issuable_escalation_status, issue: old_issue)
+
+          move_service.execute(old_issue, new_project)
+
+          expect(escalation_status.reload.issue).to eq(old_issue)
+        end
+      end
     end
 
     describe 'move permissions' do