[Fix #3064] Add preview test

spec/controllers/new_administrateur/mail_templates_controller_spec.rb

@@ -0,0 +1,21 @@
+describe NewAdministrateur::MailTemplatesController, type: :controller do
+  render_views
+
+  let(:admin) { create(:administrateur) }
+
+  describe '#preview' do
+    let(:procedure) { create(:procedure, :with_logo, :with_service, administrateur: admin) }
+
+    before do
+      sign_in admin
+      get :preview, params: { id: "initiated_mail", procedure_id: procedure.id }
+    end
+
+    it { expect(response).to have_http_status(:ok) }
+
+    it { expect(response.body).to have_css("img[src*='#{procedure.logo.filename}']") }
+
+    it { expect(response.body).to include(procedure.service.nom) }
+    it { expect(response.body).to include(procedure.service.telephone) }
+  end
+end

spec/factories/procedure.rb

@@ -41,6 +41,10 @@ FactoryBot.define do
       end
     end
 
+    trait :with_logo do
+      logo { Rack::Test::UploadedFile.new("./spec/fixtures/files/logo_test_procedure.png", 'application/pdf') }
+    end
+
     trait :with_path do
       path { generate(:published_path) }
     end