New Routes: add new_user/dossier_controller attestation

app/controllers/new_user/dossiers_controller.rb

@@ -2,6 +2,10 @@ module NewUser
   class DossiersController < UserController
     before_action :ensure_ownership!
 
+    def attestation
+      send_data(dossier.attestation.pdf.read, filename: 'attestation.pdf', type: 'application/pdf')
+    end
+
     private
 
     def dossier

config/routes.rb

@@ -229,5 +229,11 @@ Rails.application.routes.draw do
 
   get "patron" => "root#patron"
 
+  scope module: 'new_user' do
+    resources :dossiers, only: [] do
+      get 'attestation'
+    end
+  end
+
   apipie
 end

spec/controllers/new_user/dossiers_controller_spec.rb

@@ -43,4 +43,25 @@ describe NewUser::DossiersController, type: :controller do
       end
     end
   end
+
+  describe 'attestation' do
+    before { sign_in(user) }
+
+    context 'when a dossier has an attestation' do
+      let(:fake_pdf) { double(read: 'pdf content') }
+      let!(:dossier) { create(:dossier, attestation: Attestation.new, user: user) }
+
+      it 'returns the attestation pdf' do
+        allow_any_instance_of(Attestation).to receive(:pdf).and_return(fake_pdf)
+
+        expect(controller).to receive(:send_data)
+          .with('pdf content', filename: 'attestation.pdf', type: 'application/pdf') do
+            controller.render nothing: true
+          end
+
+        get :attestation, params: { dossier_id: dossier.id }
+        expect(response).to have_http_status(:success)
+      end
+    end
+  end
 end