BackofficeDossierController: follow dossier when receive

app/controllers/backoffice/dossiers_controller.rb

@@ -98,6 +98,7 @@ class Backoffice::DossiersController < Backoffice::DossiersListController
     dossier = Dossier.find(params[:dossier_id])
 
     dossier.received!
+    current_gestionnaire.follow(dossier)
     flash.notice = 'Dossier considéré comme reçu.'
 
     redirect_to backoffice_dossier_path(id: dossier.id)

spec/controllers/backoffice/dossiers_controller_spec.rb

@@ -248,6 +248,11 @@ describe Backoffice::DossiersController, type: :controller do
     end
 
     it { is_expected.to redirect_to backoffice_dossier_path(id: dossier.id) }
+
+    it do
+      subject
+      expect(gestionnaire.follow?(dossier)).to be true
+    end
   end
 
   describe 'POST #process_dossier' do