Fixes zammad#3800 - Sort order group_by broken (alphabetical)

app/assets/javascripts/app/controllers/_application_controller/table.coffee

@@ -497,7 +497,9 @@ class App.ControllerTable extends App.Controller
     reference_key = groupBy + '_id'
 
     if reference_key of object
-      return reference_key
+      attribute = _.findWhere(object.constructor.configure_attributes, { name: reference_key })
+
+      return App[attribute.relation]?.find(object[reference_key])?.displayName() || reference_key
 
     groupBy
 

spec/system/overview_spec.rb

@@ -66,13 +66,19 @@ def authenticate
     end
   end
 
-  context 'sorting when group by is set' do
-    let(:user) { create(:customer) }
-    let(:ticket1) { create(:ticket, group: Group.find_by(name: 'Users'), priority_id: 1, customer: user) }
-    let(:ticket2) { create(:ticket, group: Group.find_by(name: 'Users'), priority_id: 2, customer: user) }
-    let(:ticket3) { create(:ticket, group: Group.find_by(name: 'Users'), priority_id: 3, customer: user) }
+  context 'sorting when group by is set', authenticated_as: :user do
+    let(:user) { create(:agent, groups: [group_c, group_a, group_b]) }
+
+    let(:group_a) { create(:group, name: 'aaa') }
+    let(:group_b) { create(:group, name: 'bbb') }
+    let(:group_c) { create(:group, name: 'ccc') }
+
+    let(:ticket1) { create(:ticket, group: group_a, priority_id: 1, customer: user) }
+    let(:ticket2) { create(:ticket, group: group_c, priority_id: 2, customer: user) }
+    let(:ticket3) { create(:ticket, group: group_b, priority_id: 3, customer: user) }
+
     let(:overview) do
-      create(:overview, group_by: 'priority', group_direction: group_direction, condition: {
+      create(:overview, group_by: group_key, group_direction: group_direction, condition: {
                'ticket.customer_id' => {
                  operator: 'is',
                  value:    user.id
@@ -86,48 +92,60 @@ def authenticate
       visit "ticket/view/#{overview.link}"
     end
 
-    context 'when group direction is default' do
-      let(:group_direction) { nil }
+    context 'when grouping by priority' do
+      let(:group_key) { 'priority' }
 
-      it 'sorts groups 1 > 3' do
-        within :active_content do
-          expect(find('.table-overview table tbody tr:first-child td:nth-child(1)').text).to match('1 low')
-          expect(find('.table-overview table tbody tr:nth-child(5) td:nth-child(1)').text).to match('3 high')
+      context 'when group direction is default' do
+        let(:group_direction) { nil }
+
+        it 'sorts groups 1 > 3' do
+          within :active_content do
+            expect(all('.table-overview table b').map(&:text)).to eq ['1 low', '2 normal', '3 high']
+          end
         end
-      end
 
-      it 'does not show duplicates when any ticket attribute is updated using bulk update' do
-        find("tr[data-id='#{ticket3.id}']").check('bulk', allow_label_click: true)
-        select '2 normal', from: 'priority_id'
+        it 'does not show duplicates when any ticket attribute is updated using bulk update' do
+          find("tr[data-id='#{ticket3.id}']").check('bulk', allow_label_click: true)
+          select '2 normal', from: 'priority_id'
 
-        click '.js-confirm'
-        find('.js-confirm-step textarea').fill_in with: 'test tickets ordering'
-        click '.js-submit'
+          click '.js-confirm'
+          find('.js-confirm-step textarea').fill_in with: 'test tickets ordering'
+          click '.js-submit'
 
-        within :active_content do
-          expect(page).to have_css("tr[data-id='#{ticket3.id}']", count: 1)
+          within :active_content do
+            expect(page).to have_css("tr[data-id='#{ticket3.id}']", count: 1)
+          end
         end
       end
-    end
 
-    context 'when group direction is ASC' do
-      let(:group_direction) { 'ASC' }
+      context 'when group direction is ASC' do
+        let(:group_direction) { 'ASC' }
 
-      it 'sorts groups 1 > 3' do
-        within :active_content do
-          expect(find('.table-overview table tbody tr:first-child td:nth-child(1)').text).to match('1 low')
-          expect(find('.table-overview table tbody tr:nth-child(5) td:nth-child(1)').text).to match('3 high')
+        it 'sorts groups 1 > 3' do
+          within :active_content do
+            expect(all('.table-overview table b').map(&:text)).to eq ['1 low', '2 normal', '3 high']
+          end
+        end
+      end
+
+      context 'when group direction is DESC' do
+        let(:group_direction) { 'DESC' }
+
+        it 'sorts groups 3 > 1' do
+          within :active_content do
+            expect(all('.table-overview table b').map(&:text)).to eq ['3 high', '2 normal', '1 low']
+          end
         end
       end
     end
 
-    context 'when group direction is DESC' do
-      let(:group_direction) { 'DESC' }
+    context 'when grouping by groups' do
+      let(:group_key) { 'group' }
+      let(:group_direction) { 'ASC' }
 
-      it 'sorts groups 3 > 1' do
+      it 'sorts groups a > b > c' do
         within :active_content do
-          expect(find('.table-overview table tbody tr:first-child td:nth-child(1)').text).to match('3 high')
-          expect(find('.table-overview table tbody tr:nth-child(5) td:nth-child(1)').text).to match('1 low')
+          expect(all('.table-overview table b').map(&:text)).to eq %w[aaa bbb ccc]
         end
       end
     end