Add QuartierPrioritaire test

spec/models/quartier_prioritaire_spec.rb

@@ -7,4 +7,14 @@ describe QuartierPrioritaire do
   it { is_expected.to have_db_column(:geometry) }
 
   it { is_expected.to belong_to(:dossier) }
+
+  describe 'geometry' do
+
+    let(:qp) { create :quartier_prioritaire, geometry: qp_geometry }
+    let(:qp_geometry) { File.open('spec/support/files/qp_geometry_value.txt').read }
+
+    subject { qp.geometry }
+
+    it { is_expected.to eq JSON.parse(qp_geometry) }
+  end
 end