add test for model dossier

app/models/dossier.rb

@@ -12,6 +12,4 @@ class Dossier < ActiveRecord::Base
   def get_pj piece_jointe_id
     pieces_jointes.where(type_piece_jointe_id: piece_jointe_id).last
   end
-
-
 end

spec/models/dossier_spec.rb

@@ -1,6 +1,30 @@
 require 'spec_helper'
 
 describe Dossier do
+
+  describe 'database columns' do
+    it { is_expected.to have_db_column(:description) }
+    it { is_expected.to have_db_column(:autorisation_donnees) }
+    it { is_expected.to have_db_column(:position_lat) }
+    it { is_expected.to have_db_column(:position_lon) }
+    it { is_expected.to have_db_column(:ref_dossier) }
+    it { is_expected.to have_db_column(:nom_projet) }
+    it { is_expected.to have_db_column(:montant_projet) }
+    it { is_expected.to have_db_column(:montant_aide_demande) }
+    it { is_expected.to have_db_column(:date_previsionnelle) }
+    it { is_expected.to have_db_column(:lien_plus_infos) }
+    it { is_expected.to have_db_column(:mail_contact) }
+    it { is_expected.to have_db_column(:dossier_termine) }
+  end
+
+  describe 'associations' do
+    it { is_expected.to belong_to(:formulaire) }
+    it { is_expected.to have_many(:pieces_jointes) }
+    it { is_expected.to have_many(:commentaires) }
+    it { is_expected.to have_one(:etablissement) }
+    it { is_expected.to have_one(:entreprise) }
+  end
+
   let(:dossier) { create(:dossier, :with_entreprise) }
 
   let(:entreprise) { dossier.entreprise }
@@ -20,7 +44,7 @@ describe Dossier do
     end
   end
 
-  describe '#liste_piece_justificative' do
+  describe '#types_piece_jointe' do
     subject { dossier.types_piece_jointe }
     it 'returns list of required piece justificative' do
       expect(subject.size).to eq(7)