Add auto champs objects at a dossier (same as PJ)

Add dynamic of Champs on the description page
Rename model 'Champs' to 'Champ'

spec/factories/dossier.rb

@@ -2,6 +2,7 @@ FactoryGirl.define do
   factory :dossier do
     nom_projet "Demande de subvention dans le cadre d'accompagnement d'enfant à l'étranger"
     state 'draft'
+
     trait :with_entreprise do
       after(:build) do |dossier, _evaluator|
         etablissement = create(:etablissement)
@@ -13,7 +14,7 @@ FactoryGirl.define do
 
     trait :with_procedure do
       after(:build) do |dossier, _evaluator|
-        procedure = create(:procedure, :with_two_type_de_piece_justificative)
+        procedure = create(:procedure, :with_two_type_de_piece_justificative, :with_type_de_champs)
         dossier.procedure = procedure
       end
     end

spec/models/champ_spec.rb

@@ -1,6 +1,6 @@
 require 'spec_helper'
 
-describe Champs do
+describe Champ do
   describe 'database columns' do
     it { is_expected.to have_db_column(:value) }
   end

spec/models/dossier_spec.rb

@@ -28,6 +28,7 @@ describe Dossier do
     it { is_expected.to delegate_method(:siren).to(:entreprise) }
     it { is_expected.to delegate_method(:siret).to(:etablissement) }
     it { is_expected.to delegate_method(:types_de_piece_justificative).to(:procedure) }
+    it { is_expected.to delegate_method(:types_de_champs).to(:procedure) }
   end
 
   describe 'validation' do
@@ -91,12 +92,27 @@ describe Dossier do
       end
     end
 
+    describe '#build_default_champs' do
+      context 'when dossier is linked to a procedure' do
+        let(:dossier) { create(:dossier, :with_procedure, user: user) }
+        it 'build all champs needed' do
+          expect(dossier.champs.count).to eq(1)
+        end
+      end
+    end
+
     describe '#save' do
       subject { create(:dossier, procedure_id: nil, user: user) }
+      let!(:procedure) { create(:procedure) }
       context 'when is linked to a procedure' do
         it 'creates default pieces justificatives' do
           expect(subject).to receive(:build_default_pieces_justificatives)
-          subject.update_attributes(procedure_id: 1)
+          subject.update_attributes(procedure_id: procedure.id)
+        end
+
+        it 'creates default champs' do
+          expect(subject).to receive(:build_default_champs)
+          subject.update_attributes(procedure_id: procedure.id)
         end
       end
       context 'when is not linked to a procedure' do
@@ -104,6 +120,11 @@ describe Dossier do
           expect(subject).not_to receive(:build_default_pieces_justificatives)
           subject.update_attributes(description: 'plop')
         end
+
+        it 'does not create default champss' do
+          expect(subject).not_to receive(:build_default_champs)
+          subject.update_attributes(description: 'plop')
+        end
       end
     end
 

spec/models/type_de_champs_spec.rb

@@ -10,7 +10,7 @@ describe TypeDeChamps do
 
   describe 'associations' do
     it { is_expected.to belong_to(:procedure) }
-    it { is_expected.to have_many(:champs) }
+    it { is_expected.to have_many(:champ) }
   end
 
   describe 'validation' do