specs: refactor dossiers_controller_spec

spec/controllers/users/dossiers_controller_spec.rb

@@ -541,10 +541,16 @@ describe Users::DossiersController, type: :controller do
       {
         id: dossier.id,
         dossier: {
-          champs_attributes: {
+          champs_attributes: [
+            {
               id: first_champ.id,
               value: value
+            },
+            {
+              id: piece_justificative_champ.id,
+              piece_justificative_file: file
             }
+          ]
         }
       }
     end
@@ -561,7 +567,6 @@ describe Users::DossiersController, type: :controller do
 
       it 'redirects to the dossiers list' do
         subject
-
         expect(response).to redirect_to(dossiers_path)
         expect(flash.alert).to eq('Votre dossier ne peut plus être modifié')
       end
@@ -570,13 +575,22 @@ describe Users::DossiersController, type: :controller do
     context 'when dossier can be updated by the owner' do
       it 'updates the champs' do
         subject
-
-        expect(response).to redirect_to(demande_dossier_path(dossier))
         expect(first_champ.reload.value).to eq('beautiful value')
+        expect(piece_justificative_champ.reload.piece_justificative_file).to be_attached
+      end
+
+      it 'updates the dossier modification date' do
+        subject
         expect(dossier.reload.updated_at.year).to eq(2100)
+      end
+
+      it 'updates the dossier state' do
+        subject
         expect(dossier.reload.state).to eq(Dossier.states.fetch(:en_construction))
       end
 
+      it { is_expected.to redirect_to(demande_dossier_path(dossier)) }
+
       context 'when only files champs are modified' do
         let(:submit_payload) do
           {