Show validation errors also on people_manageds aside form

Author: daniel-illi

app/views/person/manageds/new.html.haml

@@ -8,6 +8,7 @@
 
 = render layout: 'people_managers/section' do
   = standard_form(entry, url: person_manageds_path(person), html: {class: 'p-2'}) do |f|
+    = f.error_messages
     - if create_managed? && params[:create]
       = render "new_person_fields", f: f
     - else

spec/features/people_managers_spec.rb

@@ -67,7 +67,7 @@ def find_person(name, retries = 0)
     end
   end
 
-  it 'shows validation errors in form' do
+  it 'shows manager validation errors in form' do
     within_turbo_frame do
       person.people_managers.create!(manager: people(:bottom_member))
       click_dropdown('Verwalter*in zuweisen')
@@ -77,6 +77,16 @@ def find_person(name, retries = 0)
     end
   end
 
+  it 'shows managed validation errors in form' do
+    within_turbo_frame do
+      person.people_manageds.create!(managed: people(:bottom_member))
+      click_dropdown('Kind zuweisen')
+      find_person 'Bottom Member'
+      click_on 'Speichern'
+      expect(page).to have_css('.alert-danger', text: 'Verwalter*in ist bereits gesetzt.')
+    end
+  end
+
   context 'without write permission on other persons' do
     let(:person) { current_user }
     let(:current_user) { Fabricate(Group::TopGroup::LocalSecretary.sti_name, group: top_group).person }