dossier: add link to attestation when accepted

app/views/new_user/dossiers/show/_status_overview.html.haml

@@ -38,6 +38,9 @@
             %h3 Motif de l’acceptation
             %blockquote= dossier.motivation
 
+          - if dossier.attestation.present?
+            = link_to 'Télécharger l’attestation', attestation_dossier_path(dossier), target: '_blank', class: 'button primary'
+
     - elsif dossier.refuse?
       .refuse
         %p

spec/factories/dossier.rb

@@ -136,5 +136,14 @@ FactoryBot.define do
         end
       end
     end
+
+    trait :with_attestation do
+      after(:create) do |dossier, _evaluator|
+        if dossier.procedure.attestation_template.blank?
+          dossier.procedure.attestation_template = create(:attestation_template)
+        end
+        dossier.attestation = dossier.build_attestation
+      end
+    end
   end
 end

spec/views/new_user/dossiers/show/_status_overview.html.haml_spec.rb

@@ -67,6 +67,11 @@ describe 'new_user/dossiers/show/_status_overview.html.haml', type: :view do
     it { is_expected.not_to have_selector('.status-timeline') }
     it { is_expected.to have_selector('.status-explanation .accepte') }
     it { is_expected.to have_text(dossier.motivation) }
+
+    context 'with attestation' do
+      let(:dossier) { create :dossier, :accepte, :with_attestation }
+      it { is_expected.to have_link(nil, href: attestation_dossier_path(dossier)) }
+    end
   end
 
   context 'when refusé' do